NP-MRD: Browsing natural products

NP-MRD ID
CAS Number Compound Name Species of Origin Chemical Structure Chemical Formula
Average Mass
Monoisotopic Mass NMR Spectra

NP0061710

[3aR-(3aalpha,4abeta,5beta,9aalpha)]-3a,4,4a,5,6,7,9,9a-octahydro-4a,5-dimethyl-3-methylene-naphtho[2,3-b]furan-2(3H)-one

Cassinia uncata
Ratibida columnaris
Xanthium canadense

C₁₅H₂₀O₂

232.3230 Da
232.14633 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0064087

[3aR-(3aalpha,4abeta,5beta,9aalpha)]-3a,4,4a,5,6,7,8,9a-Octahydro-4a,5-dimethyl-3-methylene-naphtho[2,3-b]furan-2(3H)-one

Stevia polyphylla

C₁₅H₂₀O₂

232.3230 Da
232.14633 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0061711

[3aR-(3aalpha,4abeta,5beta,7alpha,9aalpha)]-3a,4,4a,5,6,7,9,9a-Octahydro-7-hydroxy-4a,5-dimethyl-3-methylene-naphtho[2,3-b]furan-2(3H)-one

Stevia achalensis

C₁₅H₂₀O₃

248.3220 Da
248.14124 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0061712

[3aR-(3aalpha,4abeta,5beta,6beta,9aalpha)]-3a,4,4a,5,6,7,9,9a-octahydro-6-hydroxy-4a,5-dimethyl-3-methylene-naphtho[2,3-b]furan-2(3H)-one

Stevia achalensis

C₁₅H₂₀O₃

248.3220 Da
248.14124 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0061715

[3aR-(3aalpha,4abeta,5beta,6beta,9aalpha)]-3a,4,4a,5,6,7,8,9a-Octahydro-6-hydroxy-4a,5-dimethyl-3-methylene-naphtho[2,3-b]furan-2(3H)-one

Stevia achalensis

C₁₅H₂₀O₃

248.3220 Da
248.14124 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0059942

[3aR-(3aalpha,4abeta,5abeta,6abeta,6balpha,7aalpha)]-Decahydro-6b-methyl-3,5-bis(methylene)cycloprop[2,3]indeno[5,6-b]furan-2(3H)-one

Wunderlichia mirabilis

C₁₅H₁₈O₂

230.3070 Da
230.13068 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0059377

[3aR-(3aalpha,4aalpha,8beta,8abeta,9abeta)]-2,3,3a,4,4a,7,8,8a,9,9a-Decahydro-5,8a-dimethyl-3-methylene-2-oxonaphtho[2,3-b]furan-8-yl ester 2-methylpropanoic acid

Calea subcordata

C₁₉H₂₆O₄

318.4130 Da
318.18311 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0059383

[3aR-(3aalpha,4aalpha,8abeta,9aalpha)]-Decahydro-4a-hydroxy-8a-methyl-3,5-bis(methylene)-naphtho[2,3-b]furan-2(3H)-one

Artemisia feddei
Artemisia umbelliformis
Carpesium abrotanoides
Carpesium faberi
Carpesium macrocephalum
Helminthia echioides
Inula racemosa
Telekia speciosa
(show all show less)

C₁₅H₂₀O₃

248.3220 Da
248.14124 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0059384

[3aR-(3aalpha,4aalpha,8abeta,9aalpha)]-Decahydro-4a-hydroperoxy-8a-methyl-3,5-bis(methylene)-naphtho[2,3-b]furan-2(3H)-one

Artemisia umbelliformis
Calea szyszylowiczii

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0059390

[3aR-(3aalpha,4aalpha,8abeta,9aalpha)]-3a,4,4a,7,8,8a,9,9a-Octahydro-5-(hydroxymethyl)-8a-methyl-3-methylenenaphtho[2,3-b]furan-2(3H)-one

Ambrosia artemisioides

C₁₅H₂₀O₃

248.3220 Da
248.14124 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0059379

[3aR-(3aalpha,4aalpha,8abeta,9aalpha)]-3,3a,4,4a,8,8a,9,9a-Octahydro-5,8a-dimethyl-3-methylenepinnatifidin

Crataegus sanguinea
Greenmaniella resinosa
Helenium pinnatifidum

C₁₅H₁₈O₃

246.3060 Da
246.12559 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0059394

[3aR-(3aalpha,4aalpha,8abeta,9aalpha)]-2,3,3a,4,4a,7,8,8a,9,9a-Decahydro-8a-methyl-3-methylene-2-oxonaphtho[2,3-b]furan-5-carboxaldehyde

Inula racemosa

C₁₅H₁₈O₃

246.3060 Da
246.12559 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0059391

[3aR-(3aalpha,4aalpha,8abeta,9aalpha)]- 5-[(Acetyloxy)methyl]-3a,4,4a,7,8,8a,9,9a-octahydro-8a-methyl-3-methylenenaphtho[2,3-b]furan-2(3H)-one

Ambrosia artemisioides

C₁₇H₂₂O₄

290.3590 Da
290.15181 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0051919

[3aR-(3aalpha,4aalpha,7alpha,8abeta,9aalpha)]-Decahydro-7-hydroxy-8a-methyl-3,5-bis(methylene)-naphtho[2,3-b]furan-2(3H)-one

Aldama canescens
Carpesium abrotanoides
Carpesium faberi
Carpesium macrocephalum
Carpesium spp.
Centaurea cadmea
Dittrichia graveolens
Geigeria aspera
Greenmaniella resinosa
Inula anatolica
Inula sp.
Iva imbricata
Iva microcephala
Klasea latifolia
Ondetia linearis
Sphagneticola trilobata
Viguiera linearis
Wedelia spp.
Zaluzania spp.
(show all show less)

C₁₅H₂₀O₃

248.3220 Da
248.14124 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0064074

[3aR-(3aalpha,4aalpha,7aalpha,9abeta)]-Octahydro-3,5,8-tris(methylene)-azuleno[6,5-b]furan-2,6(3H,4H)-dione

Arctotis aspera
Arctotis auriculata

C₁₅H₁₆O₃

244.2900 Da
244.10994 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0059400

[3aR-(3aalpha,4aalpha,6beta,8abeta,9aalpha)]-6-(Acetyloxy)-3a,4,4a,5,6,8a,9,9a-octahydro-8a-methyl-3,5-bis(methylene)naphtho[2,3-b]furan-2(3H)-one

Baltimora recta

C₁₇H₂₀O₄

288.3430 Da
288.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0059399

[3aR-(3aalpha,4aalpha,6beta,8abeta,9aalpha)]-3a,4,4a,5,6,8a,9,9a-Octahydro-6-hydroxy-8a-methyl-3,5-bis(methylene)naphtho[2,3-b]furan-2(3H)-one

Baltimora recta

C₁₅H₁₈O₃

246.3060 Da
246.12559 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0059340

[3aR-(3aalpha,4aalpha,6beta,7alpha,8abeta,9aalpha)]-Decahydro-6,7-dihydroxy-8a-methyl-3,5-bis(methylene)-naphtho[2,3-b]furan-2(3H)-one

Gaillardia pulchella

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0059341

[3aR-(3aalpha,4aalpha,6beta,7alpha,8abeta,9aalpha)]-7-(Acetyloxy)decahydro-6-hydroxy-8a-methyl-3,5-bis(methylene)-naphtho[2,3-b]furan-2(3H)-one

Gaillardia pulchella

C₁₇H₂₂O₅

306.3580 Da
306.14672 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0059342

[3aR-(3aalpha,4aalpha,6beta,7alpha,8abeta,9aalpha)]-6-(Acetyloxy)decahydro-7-hydroxy-8a-methyl-3,5-bis(methylene)-naphtho[2,3-b]furan-2(3H)-one

Gaillardia pulchella

C₁₇H₂₂O₅

306.3580 Da
306.14672 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0064072

[3aR-(3aalpha,4aalpha,6beta,7aalpha,9abeta)]-Decahydro-6-hydroxy-3,5,8-tris(methylene)-azuleno[6,5-b]furan-2(3H)-one

Arctotis aspera
Arctotis auriculata

C₁₅H₁₈O₃

246.3060 Da
246.12559 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0064073

[3aR-(3aalpha,4aalpha,6beta,7aalpha,9abeta)]-6-(Acetyloxy)decahydro-3,5,8-tris(methylene)-azuleno[6,5-b]furan-2(3H)-one

Arctotis auriculata

C₁₇H₂₀O₄

288.3430 Da
288.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0059381

[3aR-(3aalpha,4aalpha,5beta,8abeta,9aalpha)]-Decahydro-5-hydroxy-5,8a-dimethyl-3-methylenenaphtho[2,3-b]furan-2(3H)-one

Calea septuplinervia
Flourensia riparia
Flourensia riparia Grisebach

C₁₅H₂₂O₃

250.3380 Da
250.15689 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0059409

[3aR-(3aalpha,4aalpha,5beta,8abeta,9aalpha)]-3a,4a,5,8a,9,9a-Hexahydro-5,8a-dimethyl-3-methylenenaphtho[2,3-b]furan-2,6(3H,4H)-dione

Perymenium featherstonei

C₁₅H₁₈O₃

246.3060 Da
246.12559 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

NP0064005

[3aR-(3aalpha,4aalpha,5alpha,9abeta)]-3a,4,4a,5,6,7,9,9a-Octahydro-5-hydroxy-5,8-dimethyl-3-methylene-azuleno[6,5-b]furan-2(3H)-one

Apalochlamys spectabilis
Helichrysum dasyanthum

C₁₅H₂₀O₃

248.3220 Da
248.14124 Da

¹³C NMR Spectrum (1D, 25 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, D₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, D₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, D₂O, predicted)

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