(±)-Methionine

CAS Registry Number®

59-51-8

CAS Name

(±)-Methionine

Molecular Formula

C5H11NO2S

Molecular Mass

149.21

Cite this Page

(±)-Methionine.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=59-51-8 (retrieved 2024-11-23) (CAS RN: 59-51-8).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    281 °C (decomp)

  • Density (1)

    1.3 g/cm³

Source(s)

  • (1) International Chemical Safety Cards data were obtained from the National Institute for Occupational Safety and Health (US)

Other Names and Identifiers

InChI

InChI=1S/C5H11NO2S/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)

InChIKey

InChIKey=FFEARJCKVFRZRR-UHFFFAOYSA-N

SMILES

C(C(O)=O)(CCSC)N

Canonical SMILES

O=C(O)C(N)CCSC

Other Names for this Substance

  • Methionine
  • Methionine, DL-
  • DL-Methionine
  • α-Amino-γ-methylmercaptobutyric acid
  • DL-2-Amino-4-(methylthio)butyric acid

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Deleted or Replaced CAS Registry Numbers

1105707-18-3, 192948-75-7

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