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Amyl cinnamal

(2Z)-2-(phenylmethylidene)heptanal

alpha-Amylcinnamaldehyde, Jasminaldehyde

Aldehyde cinnamic · Cinnamic aldehyde · C₁₄H₁₈O

Chemical structure of Amyl cinnamal
2D structure PubChem / NCI CIR

Chemical info

CAS number CAS
122-40-7
Molecular formula
C₁₄H₁₈O
Molecular weight
202.30 g/mol
Origin
Synthetic
Odor family
Floral
Note
Heart
Aroma
Jasmine-like, slightly oily and herbal, sharper than hexyl cinnamal.

History

alpha-amylcinnamaldehyde is a synthetic jasmine material that predates hexyl cinnamal. Today hexyl cinnamal is often preferred for its better stability.

In perfumery

Used in jasmine and white floral bases for soap and cosmetics.

Connections

EvokesJasmine

Regulatory status

EU allergen
IFRA 51
Restricted by an IFRA Standard (entry "alpha-Amyl cinnamic aldehyde"), current version issued at Amendment 49. Maximum levels differ across the 12 product categories.
EU CosReg
Annex III, entry 67 (labelled allergen).
EU allergen 2023/1545
One of the original 24 labelled fragrance allergens (Annex III, entry 67). Must be named on the label above 0.001% in leave-on and 0.01% in rinse-off products.

Sources

  1. NCI/CADD Chemical Identifier Resolver, CAS 122-40-7
  2. IFRA Standards Library, Amendments up to 51
  3. Regulation (EC) No 1223/2009, consolidated text of 18.05.2026, Annexes II and III