Dibutyl sebacate

  • Decanoid acid, dibutyl ester
  • Dibutyl-1,8-octanedicarboxylate
Formula
CH3(CH2)3OOC(CH2)8COO(CH2)3CH3
Structure
Description
Colorless to pale yellow liquid. Odorless.
Uses
Synthetic flavoring adjuvant.

Registry Numbers and Inventories.
CAS
109-43-3
EC (EINECS/ELINCS)
203-672-5
RTECS
VS1150000
RTECS class
Reproductive Effector
Beilstein/Gmelin
1798308
Beilstein Reference
4-02-00-02081
Swiss Giftliste 1
G-3244
Canada DSL/NDSL
DSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
C18H34O4
Formula mass
314.47
Melting point, °C
-11
Boiling point, °C
180
Vapor pressure, mmHg
5E-6 (25 C)
Vapor density (air=1)
10.8
Density
0.94 g/cm3
Solubility in water
Insoluble
Viscosity
10.30 cp (20 C)
Refractive index
1.4433 (15 C)
Heat of vaporization
88.10 kJ/mol

Hazards and Protection.
Storage
Store in a cool, dry place. Keep container closed when not in use.
Handling
All chemicals should be considered hazardous. Avoid direct physical contact. Use appropriate, approved safety equipment. Untrained individuals should not handle this chemical or its container. Handling should occur in a chemical fume hood.
Protection
Protective gloves and clothing. Safety goggles.
Respirators
A respiratory protection program that meets OSHA's 29 CFR 1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant a respirator's use.
Small spills/leaks
Absorb spill with inert material, (e.g., dry sand or earth), then place into a chemical waste container.
Stability
No data.
Incompatibilities
Keep away from strong oxidizing agents.
Decomposition
Carbon monoxide, carbon dioxide.

Fire.
Flash Point,°C
178
Autoignition, °C
365
Upper exp. limit, %
5.1
Lower exp. limit, %
0.4
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. In case of fire use water spray, dry chemical, carbon dioxide, or chemical foam.
Health
0
 
Flammability
1
 
 
Reactivity
0
 

Health.
Poison_Class
-
Exposure effects
   Ingestion
Nausea, vomiting and diarrhea are possible if ingested.
   Inhalation
Cough, tachypnea, and wheezing are common after inhalation.
   Skin
Redness, swelling and pain may occur.
   Eyes
May cause irritation.

First aid
 
   Ingestion
Get medical aid. Wash mouth out with water.
   Inhalation
Move patient to fresh air. Monitor for respiratory distress. If cough or difficulty breathing develops, evaluate for respiratory tract irritation, bronchitis, or pneumonitis. Administer oxygen and assist ventilation as required. Treat bronchospasm with beta2 agonist and corticosteroid aerosols.
   Skin
Remove contaminated clothing and wash exposed area thoroughly with soap and water. A physician should examine the area if irritation or pain persists.
   Eyes
Irrigate exposed eyes with copious amounts of tepid water for at least 15 minutes. If irritation, pain, swelling, lacrimation, or photophobia persist, the patient should be seen in a health care facility.

Transport.
HS Code
2917 13 90