Home Categories Chemical Reagents cis-Vaccenic acid
A8356712

cis-Vaccenic acid , Analysis standard , 506-17-2

Synonym(s):
cis-11-Octadecenoic acid;octadec-11(cis)-enoic acid

CAS NO.:506-17-2

Empirical Formula: C18H34O2

Molecular Weight: 282.46

MDL number: MFCD00063187

Pack Size Price Stock Quantity
100MG RMB556.00 In Stock
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Update time: 2022-07-08

PRODUCT Properties

Melting point: 14-15 °C(lit.)
Boiling point: 150 °C0.03 mm Hg(lit.)
Density  0.887 g/mL at 25 °C(lit.)
refractive index  n20/D 1.459(lit.)
Flash point: 230 °C
storage temp.  -20°C
solubility  Chloroform (Slightly), Ethanol (Soluble), Methanol (Slightly)
pka 4.78±0.10(Predicted)
form  oil
BRN  1726565
Stability: Light Sensitive, Volatile

Description and Uses

Vaccenic acid is an omega-7 fatty acid. It is a naturally occurring trans-fatty acid found in the fat of ruminants and in dairy products such as milk, butter, and yogurt. It is also the predominant fatty acid comprising trans fat in human milk.
Its IUPAC name is (E)-11-octadecenoic acid, and its lipid shorthand name is 18:1 trans-11. The name was derived from the Latin vacca (cow).
Vaccenic acid was discovered in 1928 in animal fats and butter. It is the main trans fatty acid isomer present in milk fat. Mammals convert it into rumenic acid, a conjugated linoleic acid, where it shows anticarcinogenic properties.
Its stereoisomer, cis-vaccenic acid, also an omega-7 fatty acid, is found in Sea Buckthorn (Hippophae rhamnoides) oil. Its IUPAC name is (Z)-11-octadecenoic acid, and its lipid shorthand name is 18:1 cis-11.

(Z)-11-Octadecenoic Acid, is a natural 18:1 ω-7 fatty acid. It is readily incorporated into triglycerides in perfused liver.

Safety

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  3
8-10

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