Choline

CAS Registry Number®

62-49-7

CAS Name

Choline

Molecular Formula

C5H14NO

Molecular Mass

104.17

Cite this Page

Choline.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=62-49-7 (retrieved 2025-05-12) (CAS RN: 62-49-7).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    155-230 °C

  • Melting Point (2)

    170-172 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C5H14NO/c1-6(2,3)4-5-7/h7H,4-5H2,1-3H3/q+1

InChIKey

InChIKey=OEYIOHPDSNJKLS-UHFFFAOYSA-N

SMILES

C([N+](C)(C)C)CO

Canonical SMILES

OCC[N+](C)(C)C

Other Names for this Substance

  • Ethanaminium, 2-hydroxy-N,N,N-trimethyl-
  • Choline
  • 2-Hydroxy-N,N,N-trimethylethanaminium
  • Bilineurine
  • (2-Hydroxyethyl)trimethylammonium

View All

Deleted or Replaced CAS Registry Numbers

139741-81-4, 2072809-41-5, 2087491-45-8

CAS INSIGHTSTM
Someone sitting at a desk watching a webinar