Compound Q&A

How is (2E,4E)-2,4-Dodecadienal (CAS: 21662-16-8) typically synthesized?

Answer

(2E,4E)-2,4-Dodecadienal
(2E,4E)-2,4-Dodecadienal can be synthesized via Wittig reaction involving 2,4-dodecadienyltriphenylphosphonium bromide with appropriate alcohols. The reaction is performed under mild conditions with a high yield of up to 90%. Catalysts such as triphenylphosphine are commonly used to improve the selectivity of the product.

About

CAS No 21662-16-8
English Name (2E,4E)-2,4-Dodecadienal
Molecular Formula C12H20O
Molecular Weight 180.29 g/mol
SMILES CCCCCCC/C=C/C=C/C=O
InChIKey QKTZBZWNADPFOL-BNFZFUHLSA-N
Last Updated: 2026-01-07 14:58

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