ContaminantDB: 3,4-DIMETHYL-1,2-CYCLOPENTADIONE

Identification Taxonomy Biological Properties Physical Properties Toxicity Profile Spectra Concentrations Links References XML

Record Information

Version

1.0

Creation Date

2016-05-19 02:01:48 UTC

Update Date

2026-03-31 21:50:14 UTC

Accession Number

CHEM005405

Identification

Common Name

3,4-DIMETHYL-1,2-CYCLOPENTADIONE

Class

Small Molecule

Description

3,4-Dimethyl-1,2-cyclopentanedione is found in coffee and coffee products. 3,4-Dimethyl-1,2-cyclopentanedione is a constituent of coffee. 3,4-Dimethyl-1,2-cyclopentanedione is a flavouring additive with sugary/maple/caramel taste.

Contaminant Sources

EAFUS Chemicals
FooDB Chemicals

Contaminant Type

Not Available

Chemical Structure

MOL SDF PDB SMILES InChI

Synonyms

Value	Source
2-Hydroxy-3,4-dimethyl-2-cyclopenten-1-one	HMDB
3,4-Dimethyl-1,2-cyclopentadione	HMDB
FEMA 3268	HMDB

Chemical Formula

C₇H₁₀O₂

Average Molecular Mass

126.153 g/mol

Monoisotopic Mass

126.068 g/mol

CAS Registry Number

13494-06-9

IUPAC Name

3,4-dimethylcyclopentane-1,2-dione

Traditional Name

3,4-dimethylcyclopentane-1,2-dione

SMILES

CC1CC(=O)C(=O)C1C

InChI Identifier

InChI=1S/C7H10O2/c1-4-3-6(8)7(9)5(4)2/h4-5H,3H2,1-2H3

InChI Key

WGAVDEVFJDQIMZ-UHFFFAOYSA-N

Chemical Taxonomy

Description

belongs to the class of organic compounds known as cyclic ketones. These are organic compounds containing a ketone that is conjugated to a cyclic moiety.

Kingdom

Organic compounds

Super Class

Organic oxygen compounds

Class

Organooxygen compounds

Sub Class

Carbonyl compounds

Direct Parent

Cyclic ketones

Alternative Parents

Substituents

Cyclic ketone
Organic oxide
Hydrocarbon derivative
Aliphatic homomonocyclic compound

Molecular Framework

Aliphatic homomonocyclic compounds

External Descriptors

Not Available

Biological Properties

Status

Detected and Not Quantified

Origin

Not Available

Cellular Locations

Not Available

Biofluid Locations

Not Available

Tissue Locations

Not Available

Pathways

Not Available

Applications

Not Available

Biological Roles

Not Available

Chemical Roles

Not Available

Physical Properties

State

Not Available

Appearance

Not Available

Experimental Properties

Property	Value
Melting Point	Not Available
Boiling Point	Not Available
Solubility	Not Available

Predicted Properties

Property	Value	Source
Water Solubility	22.7 g/L	ALOGPS
logP	1.03	ALOGPS
logP	1.72	ChemAxon
logS	-0.74	ALOGPS
pKa (Strongest Acidic)	16.71	ChemAxon
pKa (Strongest Basic)	-8.6	ChemAxon
Physiological Charge	0	ChemAxon
Hydrogen Acceptor Count	2	ChemAxon
Hydrogen Donor Count	0	ChemAxon
Polar Surface Area	34.14 Å²	ChemAxon
Rotatable Bond Count	0	ChemAxon
Refractivity	33.51 m³·mol⁻¹	ChemAxon
Polarizability	13.2 Å³	ChemAxon
Number of Rings	1	ChemAxon
Bioavailability	1	ChemAxon
Rule of Five	Yes	ChemAxon
Ghose Filter	No	ChemAxon
Veber's Rule	Yes	ChemAxon
MDDR-like Rule	No	ChemAxon

Spectra

Spectrum Type	Description	Splash Key	View
Predicted GC-MS	Predicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, Positive	splash10-0a6r-9100000000-1497b7ff09debc96483e	Spectrum
Predicted GC-MS	Predicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, Positive	Not Available	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 10V, Positive	splash10-004i-2900000000-5c24366c60b870acaba3	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 20V, Positive	splash10-056r-9500000000-3aca1df1ff900bf41aea	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 40V, Positive	splash10-0zfr-9000000000-108636ad5f3a92d28bbf	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 10V, Negative	splash10-004i-0900000000-d406083cb1baecbcdb02	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 20V, Negative	splash10-004i-1900000000-9814cce09bcc5c236f10	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 40V, Negative	splash10-0pvl-9100000000-726367b03709009b462d	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 10V, Negative	splash10-004i-0900000000-e8a652cde2a23224db30	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 20V, Negative	splash10-004i-9600000000-5bf72d607e8eac0619f2	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 40V, Negative	splash10-01bc-9200000000-969a706cf6604e54ee81	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 10V, Positive	splash10-004i-6900000000-1fba1a01be746a6302f8	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 20V, Positive	splash10-066u-9000000000-9ae7707cdd35387b89f5	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 40V, Positive	splash10-00kf-9000000000-11c26c9e2bd838092365	Spectrum
1D NMR	1H NMR Spectrum	Not Available	Spectrum
1D NMR	13C NMR Spectrum	Not Available	Spectrum
1D NMR	1H NMR Spectrum	Not Available	Spectrum
1D NMR	13C NMR Spectrum	Not Available	Spectrum
1D NMR	1H NMR Spectrum	Not Available	Spectrum
1D NMR	13C NMR Spectrum	Not Available	Spectrum
1D NMR	1H NMR Spectrum	Not Available	Spectrum
1D NMR	13C NMR Spectrum	Not Available	Spectrum
1D NMR	1H NMR Spectrum	Not Available	Spectrum
1D NMR	13C NMR Spectrum	Not Available	Spectrum
1D NMR	1H NMR Spectrum	Not Available	Spectrum
1D NMR	13C NMR Spectrum	Not Available	Spectrum
1D NMR	1H NMR Spectrum	Not Available	Spectrum
1D NMR	13C NMR Spectrum	Not Available	Spectrum
1D NMR	1H NMR Spectrum	Not Available	Spectrum
1D NMR	13C NMR Spectrum	Not Available	Spectrum
1D NMR	1H NMR Spectrum	Not Available	Spectrum
1D NMR	13C NMR Spectrum	Not Available	Spectrum
1D NMR	1H NMR Spectrum	Not Available	Spectrum
1D NMR	13C NMR Spectrum	Not Available	Spectrum

Toxicity Profile

Route of Exposure

Not Available

Mechanism of Toxicity

Not Available

Metabolism

Not Available

Toxicity Values

Not Available

Lethal Dose

Not Available

Carcinogenicity (IARC Classification)

Not Available

Uses/Sources

Not Available

Minimum Risk Level

Not Available

Health Effects

Not Available

Symptoms

Not Available

Treatment

Not Available

Concentrations

Not Available

External Links

DrugBank ID

Not Available

HMDB ID

HMDB0037026

FooDB ID

FDB016006

Phenol Explorer ID

Not Available

KNApSAcK ID

Not Available

BiGG ID

Not Available

BioCyc ID

Not Available

METLIN ID

Not Available

PDB ID

Not Available

Wikipedia Link

Not Available

Chemspider ID

55541

ChEBI ID

Not Available

PubChem Compound ID

61633

Kegg Compound ID

Not Available

YMDB ID

Not Available

ECMDB ID

Not Available

References

Synthesis Reference

Not Available

MSDS

Not Available

General References

1. Yannai, Shmuel. (2004) Dictionary of food compounds with CD-ROM: Additives, flavors, and ingredients. Boca Raton: Chapman & Hall/CRC.

3,4-DIMETHYL-1,2-CYCLOPENTADIONE (CHEM005405)

Structure for CHEM005405: 3,4-DIMETHYL-1,2-CYCLOPENTADIONE