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
  • 2-(1,3-Benzothiazol-2-yl)-2-methylpropanal
  • 1-(1,3-Benzothiazol-2-yl)cyclopropane-1-carbaldehyde
  • 2-(1,3-Benzothiazol-2-yl)cyclopropan-1-amine
  • [2-(8-Methoxy-2,3-dihydro-1,4-benzodioxin-6-yl)cyclopropyl]methanamine
  • 1-Amino-3-(8-methoxy-2,3-dihydro-1,4-benzodioxin-6-yl)propan-2-ol
  • [1-(3-tert-butyl-1-methyl-1H-pyrazol-5-yl)cyclopropyl]methanamine
  • 1-(3-tert-butyl-1-methyl-1H-pyrazol-5-yl)-2-methylpropan-2-amine
  • 2-[(2R)-oxiran-2-yl]-6-(propan-2-yloxy)pyridine
  • 7-Hydroxy-5-(trifluoromethyl)-1H-pyrrolo[3,2-B]pyridine-6-carbonitrile
  • 2-Bromo-3-(2-hydroxyethoxy)benzaldehyde
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