Undecilenski aldehid C-11
Aldehyde C-11 undecylenic is a name for 10-undecenal, an undecenal in which the C=C bond is at the 10-11 position. It smells citrus, waxy, fatty and aldehydic, with a green, soapy nuance.
- Type
- Sirovina
- Olfactive family
- Citrusni
- Source
- Prepared from undecylenic acid (castor oil)
- Chemical class
- fatty aldehyde
Miris
Detaljno
Zanimljivosti
Undecylenic acid, from which this aldehyde is made, is mainly used for the production of Nylon-11 and in the treatment of fungal infections of the skin.
Dobijanje i hemija
Način dobijanja
Undecylenic acid is made by pyrolysis of ricinoleic acid, which is derived from castor oil. The acid is then reduced to undecylene aldehyde, after first being converted to the acid chloride, which allows selective reduction.
- Formula
- C₁₁H₂₀O
- CAS
- 112-45-8
- Izgled
- colorless to pale yellow clear liquid
- Trajnost
- 293 hour(s) at 100.00 %
- Sinonimi
- Undecylenic aldehyde, 10-Undecenal, Undec-10-enal, Undecylene aldehyde, 10-Undecenyl aldehyde
No IFRA Standard for the material itself (51st Amendment)
- Tačka ključanja
- 98.00 to 100.00 °C. @ 3.00 mm Hg
- Tačka paljenja
- 199.00 °F. TCC ( 92.78 °C. )
- Relativna gustina
- 0.84000 to 0.84800 @ 25.00 °C.
- Indeks prelamanja
- 1.44000 to 1.44500 @ 20.00 °C.
U parfemima
In cosmetics it serves as a masking and perfuming agent. A usage level of up to 1.0000 % in the fragrance concentrate is recommended. It is both a perfumery and a flavouring ingredient.
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