Product Identification

Product Name

3-Cyclohexenecarboxylic acid

Synonyms

1-Cyclohexene-4-carboxylic acid
3-Cyclohexene-1-carboxylic acid
3-Cyclohexenecarboxylic acid
Cyclohex-3-ene-1-carboxylic acid

CAS

4771-80-6

Formula

C7H10O2

Molecular Weight

126.15

EINECS

225-314-7

RTECS

GW3675000

RTECS Class

Primary Irritant

Beilstein/Gmelin

1617723

Beilstein Reference

4-09-00-00114

Physical and Chemical Properties

Appearance

Liquid.

Solubility in water

Very soluble

Melting Point

20

Boiling Point

242

Vapor Pressure

0.01 (25 C)

Density

1.081 g/cm3 (15 C)

pKa/pKb

4.67 (pKa)

Partition Coefficient

1.46

Heat Of Vaporization

52.7 kJ/mol

Vapor Density

4.35

Refractive Index

1.447

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. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.

Skin

Get medical aid immediately. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.

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 cool, dry, well-ventilated area away from incompatible substances. Keep containers tightly closed.

Handling

Wash thoroughly after handling. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Use with adequate ventilation.

Hazards Identification

Ingestion

Causes digestive tract irritation.

Inhalation

Causes respiratory tract irritation.

Skin

Causes severe skin irritation. May be fatal if absorbed through the skin.

Eyes

Causes eye irritation.

EC Risk Phrase

R 21 34

EC Safety Phrase

S 26 36/37/39 45

UN (DOT)

3265

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

4

Fire Fighting Measures

Flash Point

110

Fire Fighting

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Use agent most appropriate to extinguish fire.

Accidental Release Measures

Small spills/leaks

Clean up spills immediately, using the appropriate protective equipment. Provide ventilation. Cover with dry earth, dry sand, or other non-combustible material followed with plastic sheet to minimize spreading and contact with water.

Stability and Reactivity

Stability

Stable under normal temperatures and pressures.

Incompatibilities

Strong oxidizing agents.

Decomposition

No data available.

Transport Information

UN Number

3265