Methacholine

CAS Registry Number®

55-92-5

CAS Name

Methacholine

Molecular Formula

C8H18NO2

Cite this Page

Methacholine.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=55-92-5 (retrieved 2024-11-22) (CAS RN: 55-92-5).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    148-149 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C8H18NO2/c1-7(11-8(2)10)6-9(3,4)5/h7H,6H2,1-5H3/q+1

InChIKey

InChIKey=NZWOPGCLSHLLPA-UHFFFAOYSA-N

SMILES

C([N+](C)(C)C)C(OC(C)=O)C

Canonical SMILES

O=C(OC(C)C[N+](C)(C)C)C

Other Names for this Substance

  • 1-Propanaminium, 2-(acetyloxy)-N,N,N-trimethyl-
  • Ammonium, (2-hydroxypropyl)trimethyl-, acetate (ester)
  • Ammonium, (2-hydroxypropyl)trimethyl-, acetate
  • 2-(Acetyloxy)-N,N,N-trimethyl-1-propanaminium
  • Acetyl-β-methylcholine

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Deleted or Replaced CAS Registry Numbers

21293-38-9