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4-Methyl-2-thiophenecarboxylic acid

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4-Methyl-2-thiophenecarboxylic acid Basic information

Product Name:
4-Methyl-2-thiophenecarboxylic acid
Synonyms:
  • BUTTPARK 99\15-30
  • ASINEX-REAG BAS 07664671
  • 4-METHYLTHIOPHENE-2-CARBOXYLIC ACID
  • 2-Carboxy-4-methylthiophene
  • 2-Carboxy-4-methylthiophene, 4-Methyl-2-thenoic acid
  • 4-Methylthiophene-2-carboxylic acid 97%
  • 4-Methyl-2-thiophenecarboxylic acid
  • 4-methylthiophen-2-carboxlic acid
CAS:
14282-78-1
MF:
C6H6O2S
MW:
142.18
Product Categories:
  • OthersBuilding Blocks
  • Heterocyclic Building Blocks
  • Thiophen
  • Protecting and Derivatizing Reagents
  • Protection and Derivatization
  • Thiophenes
  • Thiophene&Benzothiophene
  • Thiophens
Mol File:
14282-78-1.mol
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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)
CAS DataBase Reference
14282-78-1(CAS DataBase Reference)
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Safety Information

Hazard Codes 
Xi
Risk Statements 
36-43
Safety Statements 
26-37/39
WGK Germany 
3
HazardClass 
IRRITANT
HS Code 
29349990

MSDS

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4-Methyl-2-thiophenecarboxylic acid Usage And Synthesis

Chemical Properties

white to light yellow crystal powder

Synthesis Reference(s)

Chemistry Letters, 12, p. 127, 1983
Tetrahedron Letters, 15, p. 2373, 1974 DOI: 10.1016/S0040-4039(01)92259-2

4-Methyl-2-thiophenecarboxylic acid Preparation Products And Raw materials

Raw materials

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