trans-13-Docosenoic acid

  • Brassidic acid
  • (E)-13-Docosenoic acid
  • (13E)-13-Docosenoic acid
Formula
CH3(CH2)7CH糃H(CH2)
Structure
Description
Crystalline solid.

Registry Numbers and Inventories.
CAS
506-33-2
EC (EINECS/ELINCS)
208-035-5
Merck
13,1351
Austrailia AICS
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
C22H42O2
Formula mass
338.57
Melting point, °C
65 - 68
Boiling point, °C
386
Vapor pressure, mmHg
4.9E-7 (25 C)
Density
0.89 g/cm3 (20 C)
Solubility in water
Insoluble
Refractive index
1.4347 (100 C)
pKa/pKb
4.78 (pKa)
Partition coefficient, pKow
9.82
Heat of vaporization
69.72 kJ/mol

Hazards and Protection.
Storage
Store at -20 C.
Protection
Compatible chemical-resistant gloves. Chemical safety goggles. Protective clothing.
Respirators
Wear appropriate government approved respirator.
Small spills/leaks
Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.
Stability
Stable at recommended storage conditions.
Decomposition
Oxides of carbon.

Fire.
Flash Point,°C
349
Fire fighting
Extinguish with water spray, carbon dioxide, dry chemical powder or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Hazards
Emits toxic fumes under fire conditions.
Health
1
 
Flammability
0
 
 
Reactivity
0
 

Health.
Exposure effects
May cause irritation. May be harmful by inhalation, ingestion, or skin absorption.

First aid
 
   Ingestion
If swallowed, wash out mouth with water provided person is conscious. Call a physician.
   Inhalation
If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.
   Skin
In case of contact, immediately wash skin with soap and copious amounts of water. Remove contaminated clothing and shoes. Call a physician.
   Eyes
In case of contact with eyes, flush with copious amounts of water for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. Call a physician.

Transport.