ChemicalBook--->CAS DataBase List--->4175-66-0

4175-66-0

4175-66-0 Structure

4175-66-0 Structure
IdentificationMore
[Name]

2,5-Dimethylthiazole
[CAS]

4175-66-0
[Synonyms]

2,5-DIMETHYLTHIAZOLE
2,5-Dimethyl-1,3-thiazole
Thiazole, 2,5-dimethyl-
[Molecular Formula]

C5H7NS
[MDL Number]

MFCD00130120
[Molecular Weight]

113.18
[MOL File]

4175-66-0.mol
Questions And AnswerBack Directory
[Synthesis]

The target compound 2,5-dimethylthiazole was prepared by methylation reaction under alkaline conditions using 2-methylthiazole and iodomethane as starting materials [1]. The synthetic reaction formula is shown in the figure below: Synthesis of 4175-66-0

Chemical PropertiesBack Directory
[Boiling point ]

152°C (estimate)
[density ]

1.075 (estimate)
[FEMA ]

4035
[refractive index ]

1.5605 (estimate)
[storage temp. ]

Sealed in dry,Room Temperature
[form ]

liquid
[pka]

pK1:3.91 (25°C,μ=0.1)
[color ]

Yellow
[Odor]

meat-like odor
[Odor Type]

nutty
[JECFA Number]

1758
[LogP]

1.56
[CAS DataBase Reference]

4175-66-0(CAS DataBase Reference)
[NIST Chemistry Reference]

Thiazole, 2,5-dimethyl-(4175-66-0)
[EPA Substance Registry System]

4175-66-0(EPA Substance)
Safety DataBack Directory
[TSCA ]

TSCA listed
[HS Code ]

2934100090
Hazard InformationBack Directory
[Occurrence]

Reportedly present in several foods including meat, coffee, tea (black), cocoa and barley (roasted). Also formed in D-glucose/L-cysteine Maillard system upon microwave irradiation or conventional heating.
[Definition]

ChEBI: 2,5-Dimethyl-1,3-thiazole is a member of thiazoles.
[Synthesis Reference(s)]

Journal of the American Chemical Society, 74, p. 5778, 1952 DOI: 10.1021/ja01142a515
Spectrum DetailBack Directory
[Spectrum Detail]

2,5-Dimethylthiazole(4175-66-0)1HNMR
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