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2-Thiouracil

2-Thiouracil / CAS : 141-90-2

Appearance White to cream crystalline powder UN 3077
HS 29335990 DG Class 9
Synonyms 4-Hydroxy-2-Mercaptopyrimidine; 4-Hydroxy-2-Thiopyrimidine; 2-Mercapto-4-Pyrimidone; 2-Mercapto-4-Hydroxypyrimidine; 2-Thio-Uraci; 2-Tu
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Properties

Summary

Formula
C4H4N2OS
Molecular Mass
128.15236
Exact Mass
128.00400
PSA
80.74000
Logp
0.43250
IUPAC
2-sulfanylidene-1H-pyrimidin-4-one
SMILES
C1=CNC(=S)NC1=O

Attribute classification

Matter Classification
organic
Category
API & Intermediate > Pharmaceutical Raw Materials
API & Intermediate > Pharmaceutical Intermediates
Electronic Chemicals > Other

Chemical and Physical Properties

Melting Point
340 ºC
Density
1.465 g/cm³
Appearance
White to cream crystalline powder
Acidity and Basicity
alkalinity

Export information

HS Code
29335990
Export Rebate
13%
UN No.
3077
DG-Class
9
Risk Code
R40-45-20/21/22
Safety Label
Xn,T

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