3-Methylcyclopentanone

CAS Registry Number®

1757-42-2

CAS Name

3-Methylcyclopentanone

Molecular Formula

C6H10O

Molecular Mass

98.14

Cite this Page

3-Methylcyclopentanone.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=1757-42-2 (retrieved 2025-04-17) (CAS RN: 1757-42-2).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    125-130 °C @ Press: 1 Torr

  • Melting Point (2)

    56-57.5 °C

  • Density (3)

    0.9136 g/cm³ @ Temp: 29 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C6H10O/c1-5-2-3-6(7)4-5/h5H,2-4H2,1H3

InChIKey

InChIKey=AOKRXIIIYJGNNU-UHFFFAOYSA-N

SMILES

CC1CC(=O)CC1

Canonical SMILES

O=C1CCC(C)C1

Other Names for this Substance

  • Cyclopentanone, 3-methyl-
  • 3-Methylcyclopentanone
  • 3-Methyl-1-cyclopentanone
  • 1-Methyl-3-cyclopentanone
  • (±)-3-Methylcyclopentanone

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Deleted or Replaced CAS Registry Numbers

6195-92-2