NP-MRD: Showing NP-Card for Cytospotone B (NP0332161)

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Record Information

Version

2.0

Created at

2023-11-29 08:03:06 UTC

Updated at

2026-02-27 10:51:51 UTC

NP-MRD ID

NP0332161

Natural Product DOI

https://doi.org/10.57994/1318

Secondary Accession Numbers

None

Natural Product Identification

Common Name

Cytospotone B

Description

Cytospotone B belongs to the class of organic compounds known as pyranones and derivatives. Pyranones and derivatives are compounds containing a pyran ring which bears a ketone. Cytospotone B was first documented in 2024 (PMID: 37977303). Based on a literature review very few articles have been published on Cytospotone B.

Structure

MOL SDF PDB SMILES InChI


  Mrv2104 11292308032D          

 16 16  0  0  1  0            999 V2000
    0.0000   -2.4750    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.7145   -2.8875    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.4289   -2.4750    0.0000 C   0  0  2  0  0  0  0  0  0  0  0  0
    1.4289   -1.6500    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.1434   -2.8875    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.8579   -2.4750    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.5724   -2.8875    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    4.2868   -2.4750    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    4.2868   -1.6500    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    5.0013   -2.8875    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    5.7158   -2.4750    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    5.7158   -1.6500    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    5.0013   -3.7125    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    4.2868   -4.1250    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    4.2868   -4.9500    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    3.5724   -3.7125    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0  0  0  0
  3  2  1  0  0  0  0
  3  4  1  6  0  0  0
  3  5  1  0  0  0  0
  5  6  1  0  0  0  0
  6  7  1  0  0  0  0
  7  8  2  0  0  0  0
  8  9  1  0  0  0  0
  8 10  1  0  0  0  0
 10 11  1  0  0  0  0
 11 12  1  0  0  0  0
 10 13  2  0  0  0  0
 13 14  1  0  0  0  0
 14 15  2  0  0  0  0
 14 16  1  0  0  0  0
  7 16  1  0  0  0  0
M  END
> <DATABASE_ID>
NP0332161

> <DATABASE_NAME>
NP-MRD

> <SMILES>
CC[C@H](O)CCC1=C(C)C(OC)=CC(=O)O1

> <INCHI_IDENTIFIER>
InChI=1S/C12H18O4/c1-4-9(13)5-6-10-8(2)11(15-3)7-12(14)16-10/h7,9,13H,4-6H2,1-3H3/t9-/m0/s1

> <INCHI_KEY>
HNUNATSGLAVEOO-VIFPVBQESA-N

> <FORMULA>
C12H18O4

> <MOLECULAR_WEIGHT>
226.272

> <EXACT_MASS>
226.12050906

> <JCHEM_ACCEPTOR_COUNT>
3

> <JCHEM_ATOM_COUNT>
34

> <JCHEM_AVERAGE_POLARIZABILITY>
24.601247889589743

> <JCHEM_BIOAVAILABILITY>
1

> <JCHEM_DONOR_COUNT>
1

> <JCHEM_FORMAL_CHARGE>
0

> <JCHEM_GHOSE_FILTER>
1

> <JCHEM_IUPAC>
6-[(3S)-3-hydroxypentyl]-4-methoxy-5-methyl-2H-pyran-2-one

> <JCHEM_LOGP>
1.3747801736666667

> <JCHEM_MDDR_LIKE_RULE>
0

> <JCHEM_NUMBER_OF_RINGS>
1

> <JCHEM_PHYSIOLOGICAL_CHARGE>
0

> <JCHEM_PKA_STRONGEST_ACIDIC>
15.256074362603208

> <JCHEM_PKA_STRONGEST_BASIC>
-2.6867930737973564

> <JCHEM_POLAR_SURFACE_AREA>
55.760000000000005

> <JCHEM_REFRACTIVITY>
62.836600000000004

> <JCHEM_ROTATABLE_BOND_COUNT>
5

> <JCHEM_RULE_OF_FIVE>
1

> <JCHEM_TRADITIONAL_IUPAC>
6-[(3S)-3-hydroxypentyl]-4-methoxy-5-methylpyran-2-one

> <JCHEM_VEBER_RULE>
0

$$$$

HEADER    PROTEIN                                 29-NOV-23   NONE
TITLE     NULL                                                        
COMPND    NULL                                                        
SOURCE    NULL                                                        
KEYWDS    NULL                                                        
EXPDTA    NULL                                                        
AUTHOR    Marvin                                                      
REVDAT   1   29-NOV-23         0                                  
HETATM    1  C   UNK     0       0.000  -4.620   0.000  0.00  0.00           C+0
HETATM    2  C   UNK     0       1.334  -5.390   0.000  0.00  0.00           C+0
HETATM    3  C   UNK     0       2.667  -4.620   0.000  0.00  0.00           C+0
HETATM    4  O   UNK     0       2.667  -3.080   0.000  0.00  0.00           O+0
HETATM    5  C   UNK     0       4.001  -5.390   0.000  0.00  0.00           C+0
HETATM    6  C   UNK     0       5.335  -4.620   0.000  0.00  0.00           C+0
HETATM    7  C   UNK     0       6.668  -5.390   0.000  0.00  0.00           C+0
HETATM    8  C   UNK     0       8.002  -4.620   0.000  0.00  0.00           C+0
HETATM    9  C   UNK     0       8.002  -3.080   0.000  0.00  0.00           C+0
HETATM   10  C   UNK     0       9.336  -5.390   0.000  0.00  0.00           C+0
HETATM   11  O   UNK     0      10.669  -4.620   0.000  0.00  0.00           O+0
HETATM   12  C   UNK     0      10.669  -3.080   0.000  0.00  0.00           C+0
HETATM   13  C   UNK     0       9.336  -6.930   0.000  0.00  0.00           C+0
HETATM   14  C   UNK     0       8.002  -7.700   0.000  0.00  0.00           C+0
HETATM   15  O   UNK     0       8.002  -9.240   0.000  0.00  0.00           O+0
HETATM   16  O   UNK     0       6.668  -6.930   0.000  0.00  0.00           O+0
CONECT    1    2                                                            
CONECT    2    1    3                                                       
CONECT    3    2    4    5                                                  
CONECT    4    3                                                            
CONECT    5    3    6                                                       
CONECT    6    5    7                                                       
CONECT    7    6    8   16                                                  
CONECT    8    7    9   10                                                  
CONECT    9    8                                                            
CONECT   10    8   11   13                                                  
CONECT   11   10   12                                                       
CONECT   12   11                                                            
CONECT   13   10   14                                                       
CONECT   14   13   15   16                                                  
CONECT   15   14                                                            
CONECT   16   14    7                                                       
MASTER        0    0    0    0    0    0    0    0   16    0   32    0
END

View in JSmol

Synonyms

Not Available

Chemical Formula

C₁₂H₁₈O₄

Average Mass

226.2720 Da

Monoisotopic Mass

226.12051 Da

IUPAC Name

6-[(3S)-3-hydroxypentyl]-4-methoxy-5-methyl-2H-pyran-2-one

Traditional Name

6-[(3S)-3-hydroxypentyl]-4-methoxy-5-methylpyran-2-one

CAS Registry Number

Not Available

SMILES

CC[C@H](O)CCC1=C(C)C(OC)=CC(=O)O1

InChI Identifier

InChI=1S/C12H18O4/c1-4-9(13)5-6-10-8(2)11(15-3)7-12(14)16-10/h7,9,13H,4-6H2,1-3H3/t9-/m0/s1

InChI Key

HNUNATSGLAVEOO-VIFPVBQESA-N

Experimental Spectra

Spectrum Type	Description	Depositor Email	Depositor Organization	Depositor	Deposition Date	View
HSQC NMR	[¹H, ¹³C] NMR Spectrum (2D, 500 MHz, CD3OD, experimental)	mawp1998@163.com	School of Pharmacy, Guangdong Pharmaceutical University	Weipeng Ma	2023-11-29	View Spectrum
1D NMR	¹H NMR Spectrum (1D, 500 MHz, CD3OD, experimental)	mawp1998@163.com	School of Pharmacy, Guangdong Pharmaceutical University	Weipeng Ma	2023-11-29	View Spectrum
COSY NMR	[¹H, ¹H] NMR Spectrum (2D, 500 MHz, CD3OD, experimental)	mawp1998@163.com	School of Pharmacy, Guangdong Pharmaceutical University	Weipeng Ma	2023-11-29	View Spectrum
1D NMR	¹³C NMR Spectrum (1D, 126 MHz, CD3OD, experimental)	mawp1998@163.com	School of Pharmacy, Guangdong Pharmaceutical University	Weipeng Ma	2023-11-29	View Spectrum
HMBC NMR	[¹H, ¹³C] NMR Spectrum (2D, 500 MHz, CD3OD, experimental)	mawp1998@163.com	School of Pharmacy, Guangdong Pharmaceutical University	Weipeng Ma	2023-11-29	View Spectrum

Predicted Spectra

Spectrum Type	Description	Depositor ID	Depositor Organization	Depositor	Deposition Date	View

Chemical Shift Submissions

Spectrum Type	Description	Depositor Email	Depositor Organization	Depositor	Deposition Date	View
1D NMR	¹H NMR Spectrum (1D, 500.0, Methanol-d4, simulated)	epoynton@sfu.ca	Not Available	Not Available	2026-02-27	View Spectrum
1D NMR	¹³C NMR Spectrum (1D, 125.0, Methanol-d4, simulated)	epoynton@sfu.ca	Not Available	Not Available	2026-02-27	View Spectrum

Species

Species of Origin

Species Name	Source	Reference
Cytospora sp. A879		Not Available

Chemical Taxonomy

Description

This compound belongs to the class of organic compounds known as pyranones and derivatives. These are compounds containing a pyran ring which bears a ketone.

Kingdom

Organic compounds

Super Class

Organoheterocyclic compounds

Class

Pyrans

Sub Class

Pyranones and derivatives

Direct Parent

Pyranones and derivatives

Alternative Parents

Substituents

Pyranone
Fatty acid ester
Alkyl aryl ether
Fatty acyl
Heteroaromatic compound
Vinylogous ester
Alpha,beta-unsaturated carboxylic ester
Enoate ester
Enol ester
Secondary alcohol
Lactone
Carboxylic acid ester
Oxacycle
Ether
Carboxylic acid derivative
Organic oxygen compound
Organic oxide
Hydrocarbon derivative
Organooxygen compound
Alcohol
Aromatic heteromonocyclic compound

Molecular Framework

Aromatic heteromonocyclic compounds

External Descriptors

Not Available

Physical Properties

State

Not Available

Experimental Properties

Property	Value	Reference
Melting Point	Not Available	Not Available
Boiling Point	Not Available	Not Available
Water Solubility	Not Available	Not Available
LogP	Not Available	Not Available

Predicted Properties

Property	Value	Source
logP	1.37	ChemAxon
pKa (Strongest Acidic)	15.26	ChemAxon
pKa (Strongest Basic)	-2.7	ChemAxon
Physiological Charge	0	ChemAxon
Hydrogen Acceptor Count	3	ChemAxon
Hydrogen Donor Count	1	ChemAxon
Polar Surface Area	55.76 Å²	ChemAxon
Rotatable Bond Count	5	ChemAxon
Refractivity	62.84 m³·mol⁻¹	ChemAxon
Polarizability	24.6 Å³	ChemAxon
Number of Rings	1	ChemAxon
Bioavailability	Yes	ChemAxon
Rule of Five	Yes	ChemAxon
Ghose Filter	Yes	ChemAxon
Veber's Rule	No	ChemAxon
MDDR-like Rule	No	ChemAxon

External Links

HMDB ID

Not Available

DrugBank ID

Not Available

Phenol Explorer Compound ID

Not Available

FoodDB ID

Not Available

KNApSAcK ID

Not Available

Chemspider ID

Not Available

KEGG Compound ID

Not Available

BioCyc ID

Not Available

BiGG ID

Not Available

Wikipedia Link

Not Available

METLIN ID

Not Available

PubChem Compound

Not Available

PDB ID

Not Available

ChEBI ID

Not Available

Good Scents ID

Not Available

References

General References

DOI: 10.1016/j.fitote.2023.105751

Showing NP-Card for Cytospotone B (NP0332161)

MOL for NP0332161 (Cytospotone B)

3D MOL for NP0332161 (Cytospotone B)

3D SDF for NP0332161 (Cytospotone B)

3D-SDF for NP0332161 (Cytospotone B)

PDB for NP0332161 (Cytospotone B)

3D PDB for NP0332161 (Cytospotone B)

SMILES for NP0332161 (Cytospotone B)

INCHI for NP0332161 (Cytospotone B)

Structure for NP0332161 (Cytospotone B)

3D Structure for NP0332161 (Cytospotone B)