Products 123-73-9

CAS 123-73-9 appears in our catalog under these names: Crotonaldehyde, predominantly trans >= 9, Isavuconazole Impurity 33 (Crotonaldehyde), (E)-but-2-enal, Isavuconazole Impurity 51, Crotonaldehyde, ISO 17034 RM. Offered by: Sigma-Aldrich, Chemat Brand, Hubei YoungXin, HPC Standards. Available pack sizes: 100ML, 1L, 5ML, on request, 10mg, 25mg, 50mg, 100mg.

Crotonaldehyde, predominantly trans >= 9
Sigma-Aldrich
  • size: 100ML, 1L, 5ML
  • Variants: 3
from 264.00
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Isavuconazole Impurity 33 (Crotonaldehyde)
Chemat Brand
  • size: on request
  • Variants: 1
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(E)-but-2-enal
Chemat Brand
  • size: on request
  • Variants: 1
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Isavuconazole Impurity 51
Hubei YoungXin
  • size: 10mg, 25mg, 50mg, 100mg
  • Variants: 5
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Crotonaldehyde, ISO 17034 RM
HPC Standards
  • size: 1ml
  • Variants: 1
from 385.33
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Crotonaldehyde is an enal consisting of propene having a formyl group at the 1-position.

Source: ChEBI

Identity
Molecular formulaC4H6O
Molecular weight70.09 g/mol
IUPAC name(E)-but-2-enal
InChIKeyMLUCVPSAIODCQM-NSCUHMNNSA-N
SMILESC/C=C/C=O

Computed by PubChem (NCBI)

Synonyms: CROTONALDEHYDE, 2-Butenal, Crotonal, Crotylaldehyde, (E)-but-2-enal, (2E)-but-2-enal, Crotonic aldehyde, Methylpropenal, 1-Formylpropene, beta-Methylacrolein
Related forms of this compound
(E)-but-2-enal C4H6O
Isomers (same molecular formula)
2,5-dihydrofuran C4H6O
cyclobutanone C4H6O
cyclopropanecarbaldehyde C4H6O
3-methoxyprop-1-yne C4H6O
2-ethenyloxirane C4H6O
2,3-dihydrofuran C4H6O
2-methylprop-2-enal C4H6O
3-methylideneoxetane C4H6O
1-methoxypropa-1,2-diene C4H6O
but-3-yn-2-ol C4H6O
but-3-yn-1-ol C4H6O