Trans-2-dodecenal CAS 20407-84-5

Trans-2-dodecenal CAS 20407-84-5

CAS NO: 20407-84-5
Molecular Formula: C12H22O
Molecular Weight: 182.302
EINECS NO: 243-797-2
MDL NO: MFCD00014674
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Product Details

Product Description:

Product Name: Trans-2-dodecenal CAS NO:20407-84-5






Chemical & Physical Properties:

Appearance: Colorless to Light Yellow Liquid

Assay :≥98.0%


Boiling Point: 263.6℃ at 760mmHg

Flash Point:121℃

Melting point:2℃ (estimate)

Refractive Index:n20/D 1.457(lit.)



2-Dodecenal is a powerful aldehydic, mandarin, citrus-like odor.  2-Dodecenal is used in flavors and fragrances to create orangemandarin- like citrus notes.


Preparation: By condensation of acetaldehyde with decanal; also from α-bromolauric acid by way of the ethyl ester and alcohol.


Aroma threshold values:Detection: 1.4 ppb; aroma characteristics at 0.1% in neobee oil: fatty, waxy, metallic, fatty tallow, greasy, meaty, green vegetative cucumber with chicken and cilantro notes.


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