English name: 2-thiophenecarboxylic acid
Alias: thiophene-2-formic acid; Thiophene-2-carboxylic acid; 2-Thiophenecaroxylic Acid; thiophene-2-carboxylate
CAS 527-72-0
EINECS 208-423-4
Chemical formula c5h3o2s
Molecular weight 127.142
Melting point 126-130 ℃
Flash point 117.8 ° C
Water soluble 80 g/l (20 ℃)
Steam pressure 0.00639mmhg at 25 ° C
Physical and chemical properties: colorless acicular crystal.
Boiling point: 129~130 ℃
Solubility: soluble in hot water, ethanol, ether, slightly soluble in chloroform.
Product uses: used as an intermediate of anti-inflammatory and analgesic drugs and an organic synthetic reagent.