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

NP0176555

2,6-dimethoxy-4-[(1e)-prop-1-en-1-yl]phenyl 2-methylpropanoate

Not Available

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)

NP0269014

3a-hydroxy-3,5,8-trimethyl-3h,4h,7h,7ah,8h,9h,9ah-azuleno[6,5-b]furan-2,6-dione

Not Available

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)

NP0214566

14-hydroxy-1,9-dimethyl-4-methylidene-6,13-dioxatricyclo[8.4.0.0³,⁷]tetradec-11-en-5-one

Hymenoxys richardsonii

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)

NP0036171

4beta,10alpha-dihydroxy-5alphaH-guai-1(2),11(13)-dien-12,8alpha-olide

Carpesium faberi
Inula hupehensis

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 500 MHz, CD₃OD, simulated)
¹H NMR Spectrum (1D, 500 MHz, CD₃OD, simulated)
¹³C NMR Spectrum (1D, 100 MHz, CD₃OD, simulated)
¹H NMR Spectrum (1D, 100 MHz, CD₃OD, simulated)
¹³C NMR Spectrum (1D, 200 MHz, CD₃OD, simulated)
¹H NMR Spectrum (1D, 200 MHz, CD₃OD, simulated)
¹³C NMR Spectrum (1D, 300 MHz, CD₃OD, simulated)
¹H NMR Spectrum (1D, 300 MHz, CD₃OD, simulated)
¹³C NMR Spectrum (1D, 400 MHz, CD₃OD, simulated)
¹H NMR Spectrum (1D, 400 MHz, CD₃OD, simulated)
¹³C NMR Spectrum (1D, 600 MHz, CD₃OD, simulated)
¹H NMR Spectrum (1D, 600 MHz, CD₃OD, simulated)
¹³C NMR Spectrum (1D, 700 MHz, CD₃OD, simulated)
¹H NMR Spectrum (1D, 700 MHz, CD₃OD, simulated)
¹³C NMR Spectrum (1D, 800 MHz, CD₃OD, simulated)
¹H NMR Spectrum (1D, 800 MHz, CD₃OD, simulated)
¹³C NMR Spectrum (1D, 900 MHz, CD₃OD, simulated)
¹H NMR Spectrum (1D, 900 MHz, CD₃OD, simulated)
¹³C NMR Spectrum (1D, 1000 MHz, CD₃OD, simulated)
¹H NMR Spectrum (1D, 1000 MHz, CD₃OD, simulated)

NP0295320

4,9-dihydroxy-6,10-dimethyl-3-methylidene-3ah,4h,5h,8h,9h,11ah-cyclodeca[b]furan-2-one

Bahia ambrosioides
Cota altissima

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)

NP0237353

3-hydroxy-4-[(2r)-2,6,6-trimethyloxan-2-yl]benzoic acid

Aspergillus austroafricanus
Dichotella gemmacea

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)

NP0176049

(3ar,4r,8r,11ar)-4,8-dihydroxy-6,10-dimethyl-3-methylidene-3ah,4h,5h,8h,9h,11ah-cyclodeca[b]furan-2-one

Eupatorium chinense
Heliomeris longifolia

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)

NP0251040

2-(4a-hydroxy-8,8a-dimethyl-7-oxo-2,3,4,8-tetrahydro-1h-naphthalen-2-yl)prop-2-enoic acid

Ozothamnus pholidotus

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)

NP0257867

(1r,2r,5s,6s,9r,13r)-5,9,13-trimethyl-3,14-dioxatetracyclo[7.5.0.0¹,¹³.0²,⁶]tetradecane-4,10-dione

Artemisia diffusa

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)

NP0324434

(1s,2s,4s,11s)-8-(hydroxymethyl)-4-methyl-12-methylidene-3,14-dioxatricyclo[9.3.0.0²,⁴]tetradec-7-en-13-one

Magnolia grandiflora

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)

NP0327465

(3s,3as,5s,6ar,8s,9ar,9bs)-5,8-dihydroxy-3-methyl-6,9-dimethylidene-octahydro-3h-azuleno[4,5-b]furan-2-one

Arctotis fastuosa
Lepidaploa leptoclada
Liabum floribundum

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)

NP0234578

(3s,3as,4r,4ar,7ar,8r,9as)-4-hydroxy-3,4a,8-trimethyl-3h,3ah,4h,7ah,8h,9h,9ah-azuleno[6,5-b]furan-2,5-dione

Arnica acaulis

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)

NP0299627

(6s,11ar)-11a-hydroxy-3,6,10-trimethyl-4h,6h,7h,8h,11h-cyclodeca[b]furan-2,5-dione

Curcuma aromatica

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)

NP0327466

12-hydroxy-2,12-dimethyl-8-methylidene-3,6-dioxatetracyclo[9.3.0.0²,⁴.0⁵,⁹]tetradecan-7-one

Not Available

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)

NP0294564

(8s)-7,8-dihydroxy-8a-methyl-3,4-dimethylidene-octahydronaphtho[2,3-b]furan-2-one

Dinoseris salicifolia

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)

NP0250027

8-hydroxy-9-(hydroxymethyl)-3,6-dimethylidene-octahydro-3ah-azuleno[4,5-b]furan-2-one

Amphoricarpos neumayerianus

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)

NP0258123

5-hydroxy-10-(hydroxymethyl)-6-methyl-3-methylidene-3ah,4h,5h,8h,9h,11ah-cyclodeca[b]furan-2-one

Centaurea aspera

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)

NP0269520

6-hydroxy-8a-methyl-3-methylidene-octahydrospiro[naphtho[2,3-b]furan-5,2'-oxiran]-2-one

Inula racemosa

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)

NP0017425

Donacinoic acid A

Montagnula donacina

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)

NP0149175

(5s,7s,8ar,9ar)-7-hydroxy-3-(hydroxymethyl)-5,8a-dimethyl-5h,6h,7h,8h,9h,9ah-naphtho[2,3-b]furan-2-one

Not Available

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)

NP0042295

chrysoarticulin A

Chrysosporium articulatum

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 600 MHz, CD₃OD, simulated)
¹H NMR Spectrum (1D, 600 MHz, CD₃OD, simulated)
¹³C NMR Spectrum (1D, 100 MHz, CD₃OD, simulated)
¹H NMR Spectrum (1D, 100 MHz, CD₃OD, simulated)
¹³C NMR Spectrum (1D, 200 MHz, CD₃OD, simulated)
¹H NMR Spectrum (1D, 200 MHz, CD₃OD, simulated)
¹³C NMR Spectrum (1D, 300 MHz, CD₃OD, simulated)
¹H NMR Spectrum (1D, 300 MHz, CD₃OD, simulated)
¹³C NMR Spectrum (1D, 400 MHz, CD₃OD, simulated)
¹H NMR Spectrum (1D, 400 MHz, CD₃OD, simulated)
¹³C NMR Spectrum (1D, 500 MHz, CD₃OD, simulated)
¹H NMR Spectrum (1D, 500 MHz, CD₃OD, simulated)
¹³C NMR Spectrum (1D, 700 MHz, CD₃OD, simulated)
¹H NMR Spectrum (1D, 700 MHz, CD₃OD, simulated)
¹³C NMR Spectrum (1D, 800 MHz, CD₃OD, simulated)
¹H NMR Spectrum (1D, 800 MHz, CD₃OD, simulated)
¹³C NMR Spectrum (1D, 900 MHz, CD₃OD, simulated)
¹H NMR Spectrum (1D, 900 MHz, CD₃OD, simulated)
¹³C NMR Spectrum (1D, 1000 MHz, CD₃OD, simulated)
¹H NMR Spectrum (1D, 1000 MHz, CD₃OD, simulated)

NP0236089

5-hydroxy-4,8-dimethyl-12-methylidene-3,14-dioxatricyclo[9.3.0.0²,⁴]tetradec-7-en-13-one

Schistostephium crataegifolium
Tanacetum parthenium

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)

NP0185424

2-[(2r,7s,8r,8ar)-7-hydroxy-8,8a-dimethyl-6-oxo-1,2,3,4,7,8-hexahydronaphthalen-2-yl]prop-2-enoic acid

Ozothamnus pholidotus

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)

NP0250283

3a,7-dihydroxy-5a,9-dimethyl-3-methylidene-4h,5h,6h,7h,8h,9bh-naphtho[1,2-b]furan-2-one

Sphaeranthus suaveolens

C₁₅H₂₀O₄

264.3210 Da
264.13616 Da

¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)
¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)
¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)

NP0063876

5alpha,8beta-Dihydroxyeudesma-4(15),7(11)-diene-8,12-olide

Lophocolea heterophylla

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)

Browsing natural products

Filter by kingdom:

Filter by solvent:

Filter by spectral type:

Filter by nucleus:

Filter by spectra quality:

Filter by assignment quality: