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 Information

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

24/25

WGK Germany 

3

HazardClass 

IRRITANT

HS Code 

29349990

MSDS

• Language:English Provider:3-Methyl-2-thiophenecarboxylic acid
• Language:English Provider:SigmaAldrich
• Language:English Provider:ACROS
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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

General Description

3-Methyl-2-thiophenecarboxylic acid has been used in the synthesis of zinc and cadmium carboxylate complexes.

3-Methyl-2-thiophenecarboxylic acid(23806-24-8)Related Product Information

• Cephalothin sodium
• Tetrahydrothiophene
• Methyl acetate
• Methylparaben
• Methyl acrylate
• Kresoxim-methyl
• Dibenzothiophene
• Thifensulfuron
• Thiophanate-methyl
• Bensulfuron methyl
• 2-Thiophenecarboxylic acid hydrazide
• 3-Methylthiophene
• Methyl
• POLYTHIOPHENE
• Parathion-methyl
• Methyl bromide
• 3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE-2,5-DICARBOXYLIC ACID
• 4-[(4-CHLOROPHENYL)SULFONYL]-3-METHYLTHIOPHENE-2-CARBOXYLIC ACID