Hexamethylphosphorotriamide - CAS # 680-31-9


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CAS 680-31-9 - Hexamethylphosphoramide (HMPA)

Chemical Name:  Hexamethylphosphorotriamide

Chemical Formula:  C6H18N3OP

CAS Number:  680-31-9

EC Number (EINECS):  211-653-8

Synonyms:  Hexamethylphosphoramide;Hexamethylphosphoric triamide;Eastman Inhibitor HPT;ENT 50,882;Hexametapol;Hexamethylphosphorotriamide;HEMPA;HMPA;HMPT;HMPTA;HPT;Phosphoric Tris(dimethylamide);Phosphoryl hexamethyltriamide;Tris(dimethylamino)phosphine oxide;Phosphoric triamide, hexamethyl-;Hexamethylphosphoric acid triamide;N,N,N',N',N",N"-Hexamethylphosphoric triamide;Hexamethylphosphotriamide;Hexmethylphosphoramide;Hexamethylorthophosphoric tr

Appearance:  colourless or light amber liquid with an aromatic spicy odour

Melting Point:  7.2 C

Boiling Point:  235 C

Vapor Density:  6.2 (air = 1)

Vapor Pressure:  0.07 mm Hg at 25 C

Flash Point:  105 C

Water Solubility:  > 100 mg/ml at 18 C

Stability:  Stable. Incompatible with strong acids, strong oxidizing agents.

Molecular Weight:  179.2005

Alternate Names:  Hexamethylphosphoramide (HMPA) | Hexamethylphosphoramide | HMPA

Department:  Organics

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The chemical "Hexamethylphosphoramide" is listed on California's Proposition 65 list: 680-31-9   


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