L-Valine

CAS Registry Number®

72-18-4

CAS Name

L-Valine

Molecular Formula

C5H11NO2

Molecular Mass

117.15

Cite this Page

L-Valine.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=72-18-4 (retrieved 2025-07-18) (CAS RN: 72-18-4).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    315 °C

  • Density (2)

    0.99962 g/cm³ (Solid) @ Temp: 25 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C5H11NO2/c1-3(2)4(6)5(7)8/h3-4H,6H2,1-2H3,(H,7,8)/t4-/m0/s1

InChIKey

InChIKey=KZSNJWFQEVHDMF-BYPYZUCNSA-N

SMILES

[C@H](C(C)C)(C(O)=O)N

Canonical SMILES

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

Other Names for this Substance

  • L-Valine
  • Valine, L-
  • L-(+)-α-Aminoisovaleric acid
  • Valine
  • Butanoic acid, 2-amino-3-methyl-, (S)-

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Deleted or Replaced CAS Registry Numbers

7004-03-7, 16872-32-5, 154605-70-6, 1613375-16-8

CAS INSIGHTSTM
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