trans-Crotonaldehyde

CAS Registry Number®

123-73-9

CAS Name

trans-Crotonaldehyde

Molecular Formula

C4H6O

Molecular Mass

70.09

Cite this Page

trans-Crotonaldehyde.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=123-73-9 (retrieved 2024-11-21) (CAS RN: 123-73-9).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    104 °C

  • Melting Point (1)

    -76 °C

  • Density (1)

    0.869 g/cm³ @ Temp: 20 °C

Source(s)

  • (1) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)

Other Names and Identifiers

InChI

InChI=1S/C4H6O/c1-2-3-4-5/h2-4H,1H3/b3-2+

InChIKey

InChIKey=MLUCVPSAIODCQM-NSCUHMNNSA-N

SMILES

C(=C/C)\C=O

Canonical SMILES

O=CC=CC

Other Names for this Substance

  • 2-Butenal, (2E)-
  • Crotonaldehyde, (E)-
  • 2-Butenal, (E)-
  • (2E)-2-Butenal
  • trans-2-Butenal

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CAS INSIGHTSTM
Targeted protein degrader structure, illustration