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HomeProduct name list3-Methyl-2-thiophenecarboxylic acid

3-Methyl-2-thiophenecarboxylic acid

  • CAS NO.:23806-24-8
  • Empirical Formula: C6H6O2S
  • Molecular Weight: 142.18
  • MDL number: MFCD00005438
  • EINECS: 245-894-5
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-08-06 16:32:36
3-Methyl-2-thiophenecarboxylic acid Structural

What is 3-Methyl-2-thiophenecarboxylic acid?

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.

Properties of 3-Methyl-2-thiophenecarboxylic acid

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 for 3-Methyl-2-thiophenecarboxylic acid

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H315:Skin corrosion/irritation
H319:Serious eye damage/eye irritation
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes P261:Avoid breathing dust/fume/gas/mist/vapours/spray.
P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P405:Store locked up.

Computed Descriptors for 3-Methyl-2-thiophenecarboxylic acid

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