2-Nitrothiophene-4-carboxylic acid

product Name 2-Nitrothiophene-4-carboxylic acid Synonyms 5-Nitrothiophene-3-carboxylic acid; 5-nitrothiophene-3-carboxylate Molecular Formula C5H2NO4S Molecular Weight 172.1392 InChI InChI=1/C5H3NO4S/c7-5(8)3-1-4(6(9)10)11-2-3/h1-2H,(H,7,8)/p-1 CAS Registry Number 40357-96-8 Molecular Structure Melting point 145-146℃ Boiling point 367.2°C at 760 mmHg Flash point 175.9°C Hazard Symbols  Xi:Irritant; Risk Codes R36/37/38:Irritating to eyes, respiratory system and skin.; Safety Description S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.; S37/39:Wear suitable gloves and eye/face protection.;

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