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3-Methyl-2-thiophenecarboxylic acid Structure

3-Methyl-2-thiophenecarboxylic acid

Chemical Properties

Melting point 147-149 °C(lit.)
Boiling point 229.75°C (rough estimate)
Density  1.365 (estimate)
refractive index  1.5300 (estimate)
storage temp.  2-8°C(protect from light)
form  solid
pka 3.68±0.10(Predicted)
color  White to Light yellow to Light orange
BRN  116184
CAS DataBase Reference 23806-24-8(CAS DataBase Reference)
NIST Chemistry Reference 3-Methyl-2-thiophenecarboxylic acid(23806-24-8)

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H315-H319-H335
Precautionary statements P261-P280a-P304+P340-P305+P351+P338-P405-P501a
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  24/25
WGK Germany  3
HazardClass  IRRITANT
HS Code  29349990
NFPA 704:
1
2 0

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3-Methyl-2-thiophenecarboxylic acid Chemical Properties,Usage,Production

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