ContaminantDB: 2-ISOPROPYL-4-METHYLTHIAZOLE

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

Record Information

Version

1.0

Creation Date

2016-05-19 02:11:22 UTC

Update Date

2026-04-03 07:43:13 UTC

Accession Number

CHEM006218

Identification

Common Name

2-ISOPROPYL-4-METHYLTHIAZOLE

Class

Small Molecule

Description

A 1,3-thiazole that is substituted at positions 2 and 4 by isopropyl and methyl groups, respectively. A fruit flavour intensifier, it has a peach flavour with distinct vegetable and tropical notes. Also used in apricot, nectarine, durian, mango, pear and blackcurrant flavours. Present in Indonesian durian fruit (Durio zibethinus), red tomatoes, yeast extract, coriander seed oil, and roast meats.

Contaminant Sources

EAFUS Chemicals
FooDB Chemicals

Contaminant Type

Not Available

Chemical Structure

MOL SDF PDB SMILES InChI

Synonyms

Value	Source
FEMA 3555	ChEBI
Isopropyl methyl thiazole	ChEBI
Peach thiazole	ChEBI
Tropical thiazole	ChEBI
2-Isopropyl-4-methyl-1,3-thiazole	HMDB
2-Isopropyl-4-methyl-thiazole	HMDB
2-Isopropyl-4-methylthiazole	HMDB
4-Methyl-2-(1-methylethyl)-thiazole	HMDB
4-Methyl-2-(1-methylethyl)thiazole, 9ci	HMDB
Thiazole, 4-methyl-2-isopropyl	HMDB
4-Methyl-2-(1-methylethyl)thiazole	ChEBI

Chemical Formula

C₇H₁₁NS

Average Molecular Mass

141.234 g/mol

Monoisotopic Mass

141.061 g/mol

CAS Registry Number

15679-13-7

IUPAC Name

4-methyl-2-(propan-2-yl)-1,3-thiazole

Traditional Name

2-isopropyl-4-methyl-1,3-thiazole

SMILES

CC(C)C1=NC(C)=CS1

InChI Identifier

InChI=1S/C7H11NS/c1-5(2)7-8-6(3)4-9-7/h4-5H,1-3H3

InChI Key

OFLXNHNYPQPQKW-UHFFFAOYSA-N

Chemical Taxonomy

Description

belongs to the class of organic compounds known as 2,4-disubstituted thiazoles. 2,4-disubstituted thiazoles are compounds containing a thiazole ring substituted at the positions 2 and 3.

Kingdom

Organic compounds

Super Class

Organoheterocyclic compounds

Class

Azoles

Sub Class

Thiazoles

Direct Parent

2,4-disubstituted thiazoles

Alternative Parents

Substituents

2,4-disubstituted 1,3-thiazole
Heteroaromatic compound
Azacycle
Organic nitrogen compound
Organopnictogen compound
Hydrocarbon derivative
Organonitrogen compound
Aromatic heteromonocyclic compound

Molecular Framework

Aromatic heteromonocyclic 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	0.68 g/L	ALOGPS
logP	2.79	ALOGPS
logP	2.13	ChemAxon
logS	-2.3	ALOGPS
pKa (Strongest Basic)	3.22	ChemAxon
Physiological Charge	0	ChemAxon
Hydrogen Acceptor Count	1	ChemAxon
Hydrogen Donor Count	0	ChemAxon
Polar Surface Area	12.89 Å²	ChemAxon
Rotatable Bond Count	1	ChemAxon
Refractivity	39.5 m³·mol⁻¹	ChemAxon
Polarizability	16.14 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	splash10-002f-9700000000-d21f27003c2a3231ea61	Spectrum
Predicted GC-MS	Predicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, Positive	Not Available	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	splash10-0006-0900000000-5171a337d8817fbdcc08	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 20V, Positive	splash10-0006-0900000000-35523c2c81e2f2c4a6d8	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 40V, Positive	splash10-0096-9200000000-1695cf7d99cbe630e9af	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 10V, Negative	splash10-0006-0900000000-cb26c5613cd6f1526bda	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 20V, Negative	splash10-0006-3900000000-2a1faaf47eee0e1fe145	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 40V, Negative	splash10-00di-9000000000-a5c4a1bc863ac8f78f02	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 10V, Positive	splash10-0006-2900000000-699cba3383fa03f781b4	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 20V, Positive	splash10-0006-4900000000-9ba564de77ccef70eb04	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 40V, Positive	splash10-0k96-9000000000-6d1ed0482ac3355db3db	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 10V, Negative	splash10-0006-1900000000-8a484c543c849c327ef9	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 20V, Negative	splash10-0fkc-9700000000-feee894e1de91db40454	Spectrum
Predicted LC-MS/MS	Predicted LC-MS/MS Spectrum - 40V, Negative	splash10-052f-9400000000-33f50df2e66763841652	Spectrum
MS	Mass Spectrum (Electron Ionization)	splash10-00bc-8900000000-9506455d99f99f7e5f8b	Spectrum
1D NMR	1H NMR Spectrum	Not Available	Spectrum
1D NMR	13C 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
1D NMR	1H 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

HMDB0037156

FooDB ID

FDB016151

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

55688

ChEBI ID

133679

PubChem Compound ID

61808

Kegg Compound ID

Not Available

YMDB ID

YMDB01496

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.

2-ISOPROPYL-4-METHYLTHIAZOLE (CHEM006218)

Structure for CHEM006218: 2-ISOPROPYL-4-METHYLTHIAZOLE