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3-Methyl-2-thiophenecarboxylic acid

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3-Methyl-2-thiophenecarboxylic acid Basic information

Product Name:
3-Methyl-2-thiophenecarboxylic acid
Synonyms:
  • 2-Thiophenecarboxylic acid, 3-methyl-
  • 3-METHYLTHIOPHENE-2-CARBOXYLIC ACID
  • 3-METHYL-2-THENOIC ACID
  • 3-METHYL-2-THIOPHENECARBOXYLIC ACID
  • RARECHEM AL BO 0517
  • 3-Methylthiophene-2-carboxylic
  • 3-METHYL-2-THIOPHENECARBOXLIC ACID
  • 3-METHYL-2-THIOPHENE CARBOXYLIC ACID CHLORIDE
CAS:
23806-24-8
MF:
C6H6O2S
MW:
142.18
EINECS:
245-894-5
Product Categories:
  • Building Blocks
  • C4 to C6
  • Thiophenes & Benzothiophenes
  • Building Blocks
  • Chemical Synthesis
  • Heterocyclic Building Blocks
  • Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts
  • pharmacetical
  • Carboxylic Acids
  • Thiophenes & Benzothiophenes
  • Thiophene&Benzothiophene
  • Organic acids
  • Heterocyclic Building Blocks
  • Thiophenes
  • Azoles
  • blocks
  • Carboxes
  • Acids and Derivatives
  • Heterocycles
  • Heterocyclic Compounds
  • Carboxylic Acids
Mol File:
23806-24-8.mol
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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. 
Keep in dark place,Sealed in dry,2-8°C
form 
solid
pka
3.68±0.10(Predicted)
BRN 
116184
CAS DataBase Reference
23806-24-8(CAS DataBase Reference)
NIST Chemistry Reference
3-Methyl-2-thiophenecarboxylic acid(23806-24-8)
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Safety Information

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
24/25
WGK Germany 
3
Hazard Note 
Irritant
HazardClass 
IRRITANT
HS Code 
29349990

MSDS

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3-Methyl-2-thiophenecarboxylic acid Usage And Synthesis

Chemical Properties

white to light yellow crystal powder

Synthesis Reference(s)

The Journal of Organic Chemistry, 28, p. 914, 1963 DOI: 10.1021/jo01039a008
Tetrahedron Letters, 26, p. 1777, 1985 DOI: 10.1016/S0040-4039(00)98336-9

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

Raw materials

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