19156-50-4

Name 5-methylthiophene-3-carboxylic acid
CAS 19156-50-4
Molecular Formula C6H6O2S
MDL Number MFCD01680229
Molecular Weight 142.18
MOL File 19156-50-4.mol
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Chemical Properties

Melting point  131-132 °C
Boiling point  274.7±20.0 °C(Predicted)
density  1.319±0.06 g/cm3(Predicted)
storage temp.  2-8°C(protect from light)
form  crystalline powder
pka 4.30±0.10(Predicted)
color  Beige/light brown
InChI 1S/C6H6O2S/c1-4-2-5(3-9-4)6(7)8/h2-3H,1H3,(H,7,8)
InChIKey VFORWJLUXKGLAH-UHFFFAOYSA-N
SMILES [s]1c(cc(c1)C(=O)O)C

Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H319
Precautionary statements  P305+P351+P338
Hazard Codes  Xi
Risk Statements 
Safety Statements 
WGK Germany  WGK 3
HazardClass  IRRITANT
HS Code  2934999090
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2

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