Basic information Safety Supplier Related
ChemicalBook >  Product Catalog >  Flavors and fragrances >  Synthetic fragrances >  Aldehydes spices >  Terpene aldehyde >  2-Undecenal

2-Undecenal

Basic information Safety Supplier Related

2-Undecenal Basic information

Product Name:
2-Undecenal
Synonyms:
  • TRANS-2-HENDECEN-1-AL
  • TRANS-2-UNDECEN-1-AL
  • TRANS-2-UNDECEN-1-YL ALDEHYDE
  • FEMA 3423
  • 3-Octylacrolein
  • 2-UNDECENAL
  • 2-UNDECEN-1-AL
  • Undec-2-enal
CAS:
2463-77-6
MF:
C11H20O
MW:
168.28
EINECS:
219-564-6
Mol File:
2463-77-6.mol
More
Less

2-Undecenal Chemical Properties

Melting point:
-12°C (estimate)
Boiling point:
115 °C10 mm Hg(lit.)
Density 
0.849 g/mL at 25 °C(lit.)
FEMA 
3423 | 2-UNDECENAL
refractive index 
n20/D 1.457(lit.)
Flash point:
>230 °F
Odor
at 1.00 % in dipropylene glycol. fresh fruity orange peel
Odor Type
fruity
JECFA Number
1366
LogP
4.23
NIST Chemistry Reference
2-Undecenal(2463-77-6)
EPA Substance Registry System
2-Undecenal (2463-77-6)
More
Less

Safety Information

Risk Statements 
36/38
Safety Statements 
26-36
WGK Germany 
3

MSDS

More
Less

2-Undecenal Usage And Synthesis

Chemical Properties

2-Undecenal has a powerful, fresh aldehydic odor. The commercial product is a mixture of several isomers of undecylenic aldehyde. This compound exhibits fungistatic activity.

Physical properties

Colorless or very pale straw-colored oily liquid.
Insoluble in water, soluble in alcohol and oils.

Occurrence

Reported found among the volatile components in fish products, also formed in the oxidative decomposition of heated lard; its presence in nature has been reported in cranberry and bilberry, milk, cooked chicken, heated beef and pork, roasted filberts, roasted peanuts, pecans, coriander seed and leaf, soybean, kiwifruit and potato chips.

Definition

ChEBI: 2-undecenal is an undecenal in which the C=C bond is located at the 2-3 position. It is an undecenal, a n-alk-2-enal and a volatile organic compound.

Preparation

2-Undecenal can be produced by condensation of Acetaldehyde with Nonanal. It can also be produced via alphu-Bromo undecanoic acid.

Taste threshold values

Taste characteristics at 15 ppm: waxy, addehydic, green, with a citrus and meaty nuance.

2-Undecenal Preparation Products And Raw materials

Raw materials

2-Undecenal Supplier

jiliang chemicals
Tel
21-62165282 15801962796;
Email
bidingchem@163.com
Syntechem Co.,Ltd
Tel
Email
info@syntechem.com
Shanghai T&W Pharmaceutical Co., Ltd.
Tel
+86 21 61551611
Chengdu HuaXia Chemical Reagent Co. Ltd
Tel
400-1166-196 13458535857
Email
cdhxsj@163.com
Shandong Xiya Chemical Co., Ltd.
Tel
4009903999 13395398332
Email
sales@xiyashiji.com