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HomeProduct name listTRANS-11-OCTADECENOIC ACID

TRANS-11-OCTADECENOIC ACID

Synonym(s):trans-11-Octadecenoic acid;11-trans-Octadecenoic acid

  • CAS NO.:693-72-1
  • Empirical Formula: C18H34O2
  • Molecular Weight: 282.46
  • MDL number: MFCD00002734
  • EINECS: 211-758-9
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-11-19 23:02:33
TRANS-11-OCTADECENOIC ACID Structural

What is TRANS-11-OCTADECENOIC ACID?

The Uses of TRANS-11-OCTADECENOIC ACID

Vaccenic Acid is a fatty acid found in Artemia salina that shows antimicrobial activity against a variety of microorganisms except Escherichia coli, Micrococcus luteus and Salmonella enteritidis.

What are the applications of Application

trans-Vaccenic acid is a naturally occurring trans fat

Definition

ChEBI: Vaccenic acid is an octadecenoic acid having a double bond at position 11; and which can occur in cis- or trans- configurations. It is an octadecenoic acid and a straight-chain fatty acid. It is a conjugate acid of a vaccenate(1-).

Purification Methods

Crystallise the acid from acetone (m 45-45.5o) or aqueous MeOH (m 43.5-43.7o). The methyl ester has b 174-175o/5mm. [B.eseken & Hoagland Rec Trav Chim, Pays Bas 46 632 1927, Ahmad et al. J Am Chem Soc 70 3391 1948, IR: Rao & Daubert J Am Chem Soc 70 1102 1948.]

Properties of TRANS-11-OCTADECENOIC ACID

Melting point: 44℃
Boiling point: 397.91°C (estimate)
Density  0.8563
refractive index  1.4472 (589.3 nm 50℃)
Flash point: 113 °C
storage temp.  Sealed in dry,Store in freezer, under -20°C
solubility  Chloroform (Slightly), Ethyl Acetate (Slightly), Methanol (Slightly)
form  Liquid
pka 4.78±0.10(Predicted)
color  Clear Colourless
Merck  13,9965
CAS DataBase Reference 693-72-1(CAS DataBase Reference)

Safety information for TRANS-11-OCTADECENOIC ACID

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H315:Skin corrosion/irritation
H319:Serious eye damage/eye irritation
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes P261:Avoid breathing dust/fume/gas/mist/vapours/spray.
P264:Wash hands thoroughly after handling.
P264:Wash skin thouroughly after handling.
P271:Use only outdoors or in a well-ventilated area.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352:IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Computed Descriptors for TRANS-11-OCTADECENOIC ACID

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