3-Methyl-2-pyrrolidinone

CAS Registry Number®

2555-05-7
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CAS Name

3-Methyl-2-pyrrolidinone

Molecular Formula

C5H9NO

Molecular Mass

99.13

Cite this Page

3-Methyl-2-pyrrolidinone.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=2555-05-7 (retrieved 2024-06-26) (CAS RN: 2555-05-7).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    118-120 °C @ Press: 10 Torr

  • Melting Point (2)

    58-59.5 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C5H9NO/c1-4-2-3-6-5(4)7/h4H,2-3H2,1H3,(H,6,7)

InChIKey

InChIKey=AOCWQPKHSMJWPL-UHFFFAOYSA-N

SMILES

CC1C(=O)NCC1

Canonical SMILES

O=C1NCCC1C

Other Names for this Substance

  • 2-Pyrrolidinone, 3-methyl-
  • 3-Methyl-2-pyrrolidinone
  • 3-Methyl-2-pyrrolidone

Deleted or Replaced CAS Registry Numbers

131065-32-2