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3-Hydroxythiophene-2-Carboxylic Acid

3-Hydroxythiophene-2-Carboxylic Acid / CAS : 5118-07-0

Appearance White to yellowish crystal powder UN 0
HS 2934999099 DG Class 0
Synonyms 3-Hydroxy-2-Thiophenecarboxylic acid; 2-Carboxy-3-Hydroxythiophene,3-Hydroxy-2-Thenoicacid; 2-(Dihydroxymethylidene)-3-Thiophenone; 2-Thiophenecarboxylic acid,3-Hydroxy-; 2-(Dihydroxymethylene)Thiophen-3-one; 3-Hydroxy-Thiophen-2-Carbonsaeure
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Properties

Summary

Formula
C5H4O3S
Molecular Mass
144.14800
Exact Mass
143.98800
PSA
85.77000
Logp
1.15190
IUPAC
3-hydroxythiophene-2-carboxylic acid
SMILES
C1=CSC(=C1O)C(=O)O

Attribute classification

Matter Classification
organic
Category
API & Intermediate > Pharmaceutical Intermediates

Chemical and Physical Properties

Melting Point
108 °C(Solv: acetone (67-64-1))
Density
1.604g/cm3
Boiling Point
326.374ºC at 760 mmHg
Flash Point
151.186ºC
Appearance
White to yellowish crystal powder

Export information

HS Code
2934999099
Export Rebate
13%
UN No.
0
DG-Class
0
Safety Label
Xi

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