3-Methyl-1,2-thiazole-4-carboxylic acid

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Names

[ CAS No. ]:
15903-66-9

[ Name ]:
3-Methyl-1,2-thiazole-4-carboxylic acid

[Synonym ]:
4-Isothiazolecarboxylic acid, 3-methyl-
3-Methyl-1,2-thiazole-4-carboxylic acid

Chemical & Physical Properties

[ Density]:
1.4±0.1 g/cm3

[ Boiling Point ]:
182.3±33.0 °C at 760 mmHg

[ Melting Point ]:
235.5-237.5 °C

[ Molecular Formula ]:
C5H5NO2S

[ Molecular Weight ]:
143.164

[ Flash Point ]:
64.1±25.4 °C

[ Exact Mass ]:
143.004105

[ PSA ]:
78.43000

[ LogP ]:
0.95

[ Vapour Pressure ]:
0.5±0.4 mmHg at 25°C

[ Index of Refraction ]:
1.599

[ Storage condition ]:
2-8°C

Safety Information

[ Hazard Codes ]:
Xi

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Ethyl 3-methylisothiazole-4-carboxylate
  • 4-Isothiazolecarboxylic acid, 3-Methyl-, Methyl ester
  • dimethyl 3-methyl-1,2-thiazole-4,5-dicarboxylate
  • 2-Butenoic acid, 3-amino-2-(thioxomethyl)-, ethyl ester
  • 3-methyl-isothiazole-4,5-dicarboxylic acid
  • 4-Cyano-3-methylisothiazole

DownStream

  • Ethyl 3-methylisothiazole-4-carboxylate
  • 4-Isothiazolecarboxylic acid,3-methyl-,hydrazide

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%

Related Compounds

  • 5-Amino-3-methyl-1,2-thiazole-4-carboxylic acid
  • 5-chloro-3-methyl-1,2-thiazole-4-carboxylic acid
  • 5-benzamido-3-methyl-1,2-thiazole-4-carboxylic acid
  • 5-(benzylamino)-3-methyl-1,2-thiazole-4-carboxylic acid
  • 5-(benzylideneamino)-3-methyl-1,2-thiazole-4-carboxylic acid
  • 5-[(2-iodoacetyl)amino]-3-methyl-1,2-thiazole-4-carboxylic acid
  • (1R,2R)-1-Amino-1-[2-fluoro-3-(trifluoromethyl)phenyl]propan-2-OL
  • Methyl 2-(3-hydroxypyrrolidin-3-yl)-2-methylpropanoate
  • methyl 4-hydroxy-4H,5H,6H-cyclopenta[b]thiophene-2-carboxylate
  • methyl 5-(1-aminoethyl)-1-methyl-1H-pyrrole-2-carboxylate
  • methyl 4-(1-aminoethyl)-1-methyl-1H-pyrrole-2-carboxylate
  • (2,3-Difluoro-5-isopropoxyphenyl)boronic acid
  • 1-(2-(Bromomethyl)phenyl)-3-chloropropan-1-one
  • Benzo[b]thiophene-7-acetic acid, I+/-,4-dihydroxy-5-methyl-
  • Ethyl 1,2,3,4-tetrahydroisoquinoline-8-carboxylate
  • 3-Bromo-2-cyano-4-nitrobenzoic acid
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