Hexamethylphosphoramide

CAS Registry Number®

680-31-9
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CAS Name

Hexamethylphosphoramide

Molecular Formula

C6H18N3OP

Molecular Mass

179.20

Cite this Page

Hexamethylphosphoramide.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=680-31-9 (retrieved 2024-03-29) (CAS RN: 680-31-9).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    233 °C @ Press: 760 Torr
  • Melting Point (2)

    5-7 °C
  • Density (1)

    1.03 g/cm³ @ Temp: 20 °C

Source(s)

  • (1) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)
  • (2) International Chemical Safety Cards data were obtained from the National Institute for Occupational Safety and Health (US)

Other Names and Identifiers

InChI

InChI=1S/C6H18N3OP/c1-7(2)11(10,8(3)4)9(5)6/h1-6H3

InChIKey

InChIKey=GNOIPBMMFNIUFM-UHFFFAOYSA-N

SMILES

P(N(C)C)(N(C)C)(N(C)C)=O

Canonical SMILES

O=P(N(C)C)(N(C)C)N(C)C

Other Names for this Substance

  • Phosphoric triamide, N,N,N′,N′,N′′,N′′-hexamethyl-
  • Phosphoric triamide, hexamethyl-
  • N,N,N′,N′,N′′,N′′-Hexamethylphosphoric triamide
  • ENT 50,882
  • Hempa

Deleted or Replaced CAS Registry Numbers

24992-55-0, 51557-01-8

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