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Hexamethylphosphoramide

Hexamethylphosphoramide / CAS : 680-31-9

Appearance Colorless or light yellow transparent liquid. UN 2810
HS 29299090 DG Class 6.1
Synonyms Hmpa; N,N,N,N,N,N-Hexamethylphosphoric Triamide; Phosphoric Acid Tris(Dimethylamide); Tris(Dimethylamino)Phosphine Oxide
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Properties

Summary

Formula
C6H18N3OP
Molecular Mass
179.20000
Exact Mass
179.11900
PSA
36.60000
Logp
0.77930
IUPAC
N-[bis(dimethylamino)phosphoryl]-N-methylmethanamine
SMILES
CN(C)P(=O)(N(C)C)N(C)C

Attribute classification

Matter Classification
organic
Category
API & Intermediate > Pharmaceutical Intermediates
Auxiliary > Other Auxiliary Agent
Agrochemicals > Pesticides

Chemical and Physical Properties

Melting Point
7 °C
Density
1.03 g/mL 
Boiling Point
230-232 °C
Flash Point
144 °C
Appearance
Colorless or light yellow transparent liquid.
Acidity and Basicity
acidness

Export information

HS Code
29299090
Export Rebate
13%
UN No.
2810
DG-Class
6.1
Risk Code
R45; R46
Safety Label
T

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