N-Methyl-2-pyrrolidone

CAS Registry Number®

872-50-4
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CAS Name

N-Methyl-2-pyrrolidone

Molecular Formula

C5H9NO

Molecular Mass

99.13

Cite this Page

N-Methyl-2-pyrrolidone.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=872-50-4 (retrieved 2024-04-18) (CAS RN: 872-50-4).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    202 °C @ Press: 760 Torr

  • Melting Point (1)

    -25 °C

  • Density (1)

    1.027 g/cm³ @ Temp: 25 °C

Source(s)

  • (1) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)

Other Names and Identifiers

InChI

InChI=1S/C5H9NO/c1-6-4-2-3-5(6)7/h2-4H2,1H3

InChIKey

InChIKey=SECXISVLQFMRJM-UHFFFAOYSA-N

SMILES

O=C1N(C)CCC1

Canonical SMILES

O=C1N(C)CCC1

Other Names for this Substance

  • 2-Pyrrolidinone, 1-methyl-
  • 2-Pyrrolidone, 1-methyl-
  • 1-Methyl-2-pyrrolidinone
  • N-Methylpyrrolidinone
  • 1-Methyl-5-pyrrolidinone

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Deleted or Replaced CAS Registry Numbers

26138-58-9, 53774-35-9, 57762-46-6

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