MATERIAL SAFETY DATA SHEET
Product Name: DDSA
Catalog Number: 21340
Chemical Name and
Synonyms: Dodecenyl Succinic
Anhydride
DOT Hazard Class: Not Hazardous
MSDS Updated: 9/16/05
Distributed By: Ladd Research Industries
83 Holly Court
Williston, VT
05495
(802) 658-4961
HAZARDOUS
COMPONENTS
CAS Number Percent Exposure
Limits
DDSA
25377-73-5 min. 98 Not Available
Free Acid
29658-97-7 max. 2
Not Available
PHYSICAL AND
CHEMICAL DATA
Boiling Point: 181EC at 5 mm Hg
Vapor Pressure: 5.0
mm Hg at 170EC
Vapor Density: 9.25
(air = 1)
Specific Gravity:
1.005 @ 15.5/15.5EC
Melting Point:
Becomes glassy below 0EC
Solubility:
Insoluble in water. Soluble in
chlorobenzene, acetone, dimethyl sulfide
Reactivity with
Water: Slowly hydrolyzes to the diacid
Appearance and Odor:
Clear liquid. Light yellow. Viscous.
Mild, slightly pungent odor.
FIRE AND
EXPLOSION HAZARD DATA
Flash Point: 178EC (Cleveland Open Cup)
Autoignition
Temperature: Not applicable.
Explosive Limits:
Unknown
Extinguishing Media:
Foam, carbon dioxide
Special Fire
Fighting Procedures: Vapors and fumes can cause serious respiratory problems.
Respiratory protection
required.
Unusual Fire and
Explosion Hazards: Protect spilled material from alkali ions which are known
to cause polymerization.
HEALTH HAZARD
DATA
Primary Routes of
Entry: Inhalation, skin, eye
Inhalation:
Coughing, bronchitis, possible asthmatoid reaction
Skin: Erythema, skin
rash, dermatitis.
Eye: corneal damage,
irritation, inflammation
EMERGENCY AND
FIRST AID
Inhalation: Remove
to fresh air and get medical attention.
Skin: Wash skin with
plenty water for 15 minutes. Remove
contaminated clothes.
Eye: Flush eyes with
water for at least 15 minutes. Obtain
medical attention.
Ingestion: DO NOT
unduce vomiting. If patient is
conscious give water or milk to dilute.
Do not
attempt chemical
neutralization. Get medical attention.
REACTIVITY DATA
Stability: Stable
Hazardous
Polymerization: May occur
Conditions to Avoid:
Hazardous polymerization may occur with alkali ions.
Incompatibility:
Water, acid, base, oxidizing material.
Hazardous
Decomposition Products: None.
Incomplete combustion may produce CO, aldehydes,
organic
acids, smoke.
SPILL, DISPOSAL
AND STORAGE INFORMATION
Spill: Clean up
promptly. Ventilate confined
areas. Absorb spills on “Speedy Dry” or
similar
absorbent.
Disposal: Deposit
absorbent material saturated with product in a separate, labeled, leak-proof
container. Dispose of in
accordance with federal, state and local regulations.
Handling and
Storage: Keep container closed. Store
out of contact with moisture.
PROTECTIVE
EQUIPMENT AND CONTROL MEASURES
Respiratory:
Respirator with organic vapor cartridge.
Gloves: Impervious
(e.g. butyl rubber, nitrile)
Eye Protection:
Safety glasses with side shields.
Ventilation:
Mechanical ventilation suggested.
SECTION 313
SUPPLIER NOTIFICATION
Not applicable.
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The information presented is believed to be correct and is the most accurate information available to us at this time. However, Ladd Research makes no warranty, express or implied, and assumes no liability for this information and the product described herein.