5-Bromo-2-thiophenecarboxylic acid , 98% , 7311-63-9

CAS NO.：7311-63-9

Empirical Formula: C5H3BrO2S

Molecular Weight: 207.05

MDL number: MFCD00079725

EINECS: 615-911-4

PRODUCT Properties

• Melting point: 140 °C
• Boiling point: 318.9±27.0 °C(Predicted)
• Density: 1.923±0.06 g/cm3(Predicted)
• storage temp.: 2-8°C
• pka: 3.32±0.10(Predicted)
• form: Crystalline Powder
• color: White to cream
• BRN: 118364
• InChIKey: COWZPSUDTMGBAT-UHFFFAOYSA-N

Description and Uses

5-Bromo-2-thiophenecarboxylic acid may be used in the preparation of:

• 5-bromo-2-thiophenecarboxylic acid butyl ester
• sulphonyl-tetrafluorophenyl (STP) esters
• new porphyrin sensitizers based on donor-Π-acceptor (D-Π-A) approach

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H315-H319-H335
• Precautionary statements: P261-P264-P271-P280-P302+P352-P305+P351+P338
• Hazard Codes: Xi,Xn
• Risk Statements: 36/37/38-20/21/22
• Safety Statements: 26-36/37/39-22-36
• WGK Germany: 3
• HazardClass: IRRITANT
• HS Code: 29339900