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CHEMICAL IDENTIFICATION & NOMENCLATURE
IUPAC Name: Decanedioic acid
Common Name: Sebacic acid
Trade Names: Sebacic Acid, DCA (Decanedioic Acid), Corfree M1 (corrosion inhibitor grade)
CAS Registry Number: 111-20-6
EC Number: 203-845-5
EINECS: 203-845-5
UN Number: Not regulated (but may be classified under specific formulations)
Synonyms:
Decanedioic acid,1,8-Octanedicarboxylic acid,1,10-Decanedioic acid,SA (abbreviation),C10 dicarboxylic acid
Chemical Family: Aliphatic dicarboxylic acid
Molecular Formula: C₁₀H₁₈O₄
Molecular Weight: 202.25 g/mol
Chemical Structure: HOOC-(CH₂)₈-COOH (straight chain with carboxyl groups at both ends)
Thermal Properties:
Glass Transition Temperature: Not applicable (crystalline)
Heat of Fusion: 45-50 kJ/mol
Thermal Conductivity: 0.2 W/m·K
Thermal Expansion Coefficient: 1.2 × 10⁻⁴ K⁻¹
Solution Properties:
pH (Saturated solution): 3.0-3.5
Surface Tension (1% in ethanol): 28-32 mN/m
Viscosity (Melt at 150°C): 10-15 mPa·s
Chemical Reactivity:
Esterification: Reacts with alcohols to form diesters
Polycondensation: With diols to form polyesters
Salt Formation: With bases to form di-salts
Amidation: With amines to form polyamides
Decarboxylation: At temperatures >250°C
4. TECHNICAL FUNCTIONS & MECHANISM OF ACTION
Primary Functions:
1. Monomer for Polymers:
Nylon 610: With hexamethylenediamine (major use)
Polyester Resins: With glycols (ethylene glycol, etc.)
Polyurethane: As chain extender or in polyester polyols
Alkyd Resins: Modifying agent
2. Plasticizer:
For PVC, cellulose acetate, other polymers
Imparts flexibility and low-temperature properties
3. Corrosion Inhibitor:
Forms protective films on metal surfaces
Particularly effective for ferrous metals
4. Lubricant Additive:
Improves extreme pressure properties
Reduces wear and friction
5. Chemical Intermediate:
For synthesis of esters, amides, salts
Building block for specialty chemicals
Plasticizers (25%):
PVC Plasticizer: Dioctyl sebacate, dibutyl sebacate
Applications:
Wire and cable insulation
Medical devices (blood bags, tubing)
Food packaging films
Automotive interiors
Advantages: Low-temperature flexibility, low volatility, good compatibility
3. Lubricants & Greases (10%):
Synthetic Esters: For high-temperature applications
Grease Thickener: Lithium sebacate
Metalworking Fluids: Extreme pressure additive
Aviation Lubricants: For high-performance requirements
4. Corrosion Inhibitors (8%):
Metal Treatment: In coolants, hydraulic fluids
Coatings: Additive in protective coatings
Concrete: Corrosion inhibitor for rebar
Packaging: Vapor phase corrosion inhibitor
5. Other Applications (7%):
Cosmetics: Emollient esters in personal care
Pharmaceuticals: Excipient, drug delivery systems
Adhesives: Modifying agent
Flavors & Fragrances: Ester synthesis
Agriculture: Controlled release formulations
Specialty Applications:
Medical Grade:
Implantable medical devices
Drug delivery systems
Surgical sutures
Requirements: High purity, low heavy metals, biocompatibility
High-Performance Polymers:
Polyamide-imides: For aerospace applications
Liquid Crystal Polymers: Display technology
High-Temperature Resins: Electrical insulation
SAFETY INFORMATION ABOUT SEBACIC ACID (DECANEDIOIC ACID)
First aid measures:
Description of first aid measures:
General advice:
Consult a physician.
Show this safety data sheet to the doctor in attendance.
Move out of dangerous area:
If inhaled:
If breathed in, move person into fresh air.
If not breathing, give artificial respiration.
Consult a physician.
In case of skin contact:
Take off contaminated clothing and shoes immediately.
Wash off with soap and plenty of water.
Consult a physician.
In case of eye contact:
Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician.
Continue rinsing eyes during transport to hospital.
If swallowed:
Do NOT induce vomiting.
Never give anything by mouth to an unconscious person.
Rinse mouth with water.
Consult a physician.
Firefighting measures:
Extinguishing media:
Suitable extinguishing media:
Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.
Special hazards arising from the substance or mixture
Carbon oxides, Nitrogen oxides (NOx), Hydrogen chloride gas
Advice for firefighters:
Wear self-contained breathing apparatus for firefighting if necessary.
Accidental release measures:
Personal precautions, protective equipment and emergency procedures
Use personal protective equipment.
Avoid breathing vapours, mist or gas.
Evacuate personnel to safe areas.
Environmental precautions:
Prevent further leakage or spillage if safe to do so.
Do not let product enter drains.
Discharge into the environment must be avoided.
Methods and materials for containment and cleaning up:
Soak up with inert absorbent material and dispose of as hazardous waste.
Keep in suitable, closed containers for disposal.
Handling and storage:
Precautions for safe handling:
Avoid inhalation of vapour or mist.
Conditions for safe storage, including any incompatibilities:
Keep container tightly closed in a dry and well-ventilated place.
Containers which are opened must be carefully resealed and kept upright to prevent leakage.
Storage class (TRGS 510): 8A: Combustible, corrosive hazardous materials
Exposure controls/personal protection:
Control parameters:
Components with workplace control parameters
Contains no substances with occupational exposure limit values.
Exposure controls:
Appropriate engineering controls:
Handle in accordance with good industrial hygiene and safety practice.
Wash hands before breaks and at the end of workday.
Personal protective equipment:
Eye/face protection:
Tightly fitting safety goggles.
Faceshield (8-inch minimum).
Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU).
Skin protection:
Handle with gloves.
Gloves must be inspected prior to use.
Use proper glove
removal technique (without touching glove's outer surface) to avoid skin contact with this product.
Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices.
Wash and dry hands.
Full contact:
Material: Nitrile rubber
Minimum layer thickness: 0.11 mm
Break through time: 480 min
Material tested:Dermatril (KCL 740 / Aldrich Z677272, Size M)
Splash contact
Material: Nitrile rubber
Minimum layer thickness: 0.11 mm
Break through time: 480 min
Material tested:Dermatril (KCL 740 / Aldrich Z677272, Size M)
It should not be construed as offering an approval for any specific use scenario.
Body Protection:
Complete suit protecting against chemicals, The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace.
Respiratory protection:
Where risk assessment shows air-purifying respirators are appropriate use a fullface respirator with multi-purpose combination (US) or type ABEK (EN 14387) respirator cartridges as a backup to engineering controls.
If the respirator is the sole means of protection, use a full-face supplied air respirator.
Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU).
Control of environmental exposure
Prevent further leakage or spillage if safe to do so.
Do not let product enter drains.
Discharge into the environment must be avoided.
Stability and reactivity:
Chemical stability:
Stable under recommended storage conditions.
Incompatible materials:
Strong oxidizing agents:
Hazardous decomposition products:
Hazardous decomposition products formed under fire conditions.
Carbon oxides, Nitrogen oxides (NOx), Hydrogen chloride gas.
Disposal considerations:
Waste treatment methods:
Product:
Offer surplus and non-recyclable solutions to a licensed disposal company.
Contact a licensed professional waste disposal service to dispose of this material.
Contaminated packaging:
Dispose of as unused product
