4-Methyl-1,2,3-thiadiazole-5-carboxylic acid

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Names

[ CAS No. ]:
18212-21-0

[ Name ]:
4-Methyl-1,2,3-thiadiazole-5-carboxylic acid

[Synonym ]:
4-Methyl-1,2,3-thiadiazole-5-carboxylic acid
4-methyl-5-hydroxycarbonyl-1,2,3-thiadiazole
5-carboxy-4-methyl-1,2,3-thiadiazole
1,2,3-Thiadiazole-5-carboxylic acid, 4-methyl-
4-methyl-1,2,3-thiadiazolyl-5-carboxylic acid
MFCD00173830

Chemical & Physical Properties

[ Density]:
1.5±0.1 g/cm3

[ Boiling Point ]:
315.2±34.0 °C at 760 mmHg

[ Melting Point ]:
166 °C

[ Molecular Formula ]:
C4H4N2O2S

[ Molecular Weight ]:
144.152

[ Flash Point ]:
144.4±25.7 °C

[ Exact Mass ]:
143.999344

[ PSA ]:
91.32000

[ LogP ]:
0.93

[ Vapour Pressure ]:
0.0±0.7 mmHg at 25°C

[ Index of Refraction ]:
1.608

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
Xi:Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26-S36/37/39-S37/39

[ 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%

Related Compounds

  • 4-methyl-1,2,3-thiadiazole-5-carboxylic acid
  • 4-methyl-1,2,3-thiadiazole-5-carboxylic acid chloride
  • 4-Methyl-1,2,3-thiadiazole-5-carboxylic acid hydrazide
  • 4-methyl-1,2,3-thiadiazole-5-carboxylic acid ethyl ester
  • 4-methyl-1,2,3-thiadiazole-5-carboxylic acid-dimethylamide
  • 2-[(4-Methyl-1,2,3-thiadiazol-5-yl)carbonyl]-N-phenylhydrazinecarboxamide