89499-38-7

89499-38-7 structure
89499-38-7 structure

Name 4-aminothiophene-2-carboxylic acid
Synonyms 2-Thiophenecarboxylic acid,4-amino
4-amino-2-thiophenecarboxylic acid
Density 1.527g/cm3
Boiling Point 435.8ºC at 760 mmHg
Molecular Formula C5H5NO2S
Molecular Weight 143.16400
Flash Point 217.4ºC
Exact Mass 143.00400
PSA 91.56000
LogP 1.60970
Index of Refraction 1.689
Hazard Codes Xn
Risk Phrases 22
HS Code 2934999090
HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%