Product Identification

Product Name

Dodecanoic acid

Synonyms

Dodecanoic acid

CAS

143-07-7

Formula

C12H24O2

Molecular Weight

200.32

EINECS

205-582-1

RTECS

OE9800000

RTECS Class

Tumorigen; Mutagen; Natural Product; Primary Irritant

Merck

13,5400

Beilstein/Gmelin

1099477

Beilstein Reference

4-02-00-01082

EC Class

irritant

Physical and Chemical Properties

Appearance

White, colorless or slightly yellow crystalline solid or powder with a slight, but characteristic odor, like oil of bay.

Solubility in water

Insoluble

Melting Point

42 - 45

Boiling Point

296

Vapor Pressure

0.001 (25 C)

Density

0.875 g/cm3

pKa/pKb

5.78 (pKa)

Partition Coefficient

4.2

Heat Of Vaporization

56.6 kJ/mol

Heat Of Combustion

-7418 kJ/mol

Usage

Alkyled resins, wetting agents, soaps, detergents, cosmetics, insecticides, food additives.

Saturation Concentration

Extremely low at room temperature.

Vapor Density

6.91

Odor threshold

.

Refractive Index

1.4208 (74 C)

First Aid Measures

Ingestion

If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid.

Inhalation

Remove from exposure to fresh air immediately. Get medical aid if cough or other symptoms appear.

Skin

Get medical aid if irritation develops or persists. Flush skin with plenty of soap and water.

Eyes

Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.

Handling and Storage

Storage

Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

Handling

Wash thoroughly after handling. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid breathing dust, vapor, mist, or gas. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.

Hazards Identification

Ingestion

May cause irritation of the digestive tract.

Inhalation

May cause respiratory tract irritation.

Skin

May cause skin irritation.

Eyes

May cause eye irritation.

Hazards

May cause dust explosion.

EC Risk Phrase

R 36

EC Safety Phrase

S 22 24/25

Exposure Controls/Personal Protection

Personal Protection

Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.

Respirators

Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.

Poison Class

F (Not subject to toxicity classification)

Fire Fighting Measures

Flash Point

134

Autoignition

377

Fire Fighting

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.

Upper exp. limit

8.4

Lower exp. limit

.6

Accidental Release Measures

Small spills/leaks

Vacuum or sweep up material and place into a suitable disposal container. Avoid generating dusty conditions.

Stability and Reactivity

Disposal Code

4

Stability

Stable under normal temperatures and pressures.

Incompatibilities

Strong oxidizing agents, bases, reducing agents.

Decomposition

Carbon monoxide, carbon dioxide.

Transport Information

HS Code

2915 90 10