4-Methylisothiazole

Modify Date: 2025-08-25 19:05:00

4-Methylisothiazole Structure
4-Methylisothiazole structure
Common Name 4-Methylisothiazole
CAS Number 693-90-3 Molecular Weight 99.15420
Density 1.121g/cm3 Boiling Point 47.8ºC at 760 mmHg
Molecular Formula C4H5NS Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name 4-Methyl-1,2-thiazole
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.121g/cm3
Boiling Point 47.8ºC at 760 mmHg
Molecular Formula C4H5NS
Molecular Weight 99.15420
Exact Mass 99.01430
PSA 41.13000
LogP 1.45150
Index of Refraction 1.535
InChIKey YUTQRQJTFPEEPB-UHFFFAOYSA-N
SMILES Cc1cnsc1

 Safety Information

HS Code 2934999090

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

Isothiazole,4-methyl
4-methyl-isothiazole
4-Methylisothiazole
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