4-Methyl-2-thiophenecarboxylic acid Structure

4-Methyl-2-thiophenecarboxylic acid

Chemical Properties

Melting point 122-126 °C(lit.)
Boiling point 158 °C(Press: 16 Torr)
Density  1.319±0.06 g/cm3(Predicted)
storage temp.  Keep in dark place,Sealed in dry,Room Temperature
pka 3.76±0.10(Predicted)
form  solid
Appearance Light yellow to yellow Solid
InChI 1S/C6H6O2S/c1-4-2-5(6(7)8)9-3-4/h2-3H,1H3,(H,7,8)
InChIKey YCIVJGQMXZZPAB-UHFFFAOYSA-N
SMILES Cc1csc(c1)C(O)=O
CAS DataBase Reference 14282-78-1(CAS DataBase Reference)
UNSPSC Code 12352100
NACRES NA.22

Safety

Symbol(GHS) Exclamation Mark (GHS07)
Signal wordWarning
Hazard statements H317-H319
Precautionary statements P280-P302+P352-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36-43
Safety Statements  26-37/39
WGK Germany  3
HazardClass  IRRITANT
HS Code  29349990
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Sens. 1

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

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