Product Identification

Product Name

Methyl cyclopentenolone

Synonyms

2-Hydroxy-1-methylcyclopenten-3-one
2-Hydroxy-3-methyl-2-cyclopenten-1-one
3-Methyl-2-hydroxy-2-cyclopentenone
3-Methylcyclopent-2-en-2-ol-1-one
Corylon
Cyclotene

CAS

80-71-7

Formula

C6H8O2

Molecular Weight

112.13

EINECS

201-303-2

RTECS

GY7298000

RTECS Class

Mutagen

Beilstein/Gmelin

2039308

Physical and Chemical Properties

Solubility in water

Soluble

Melting Point

54

Boiling Point

242

Density

1 g/cm3

pKa/pKb

9.21 (pKa)

Partition Coefficient

-.66

Usage

Pheromone, fragrance.

First Aid Measures

Ingestion

Seek medical assistance.

Inhalation

Move victim to fresh air. Apply artificial respiration if victim is not breathing. Administer oxygen if breathing is difficult.

Skin

Remove and isolate contaminated clothing and shoes. In case of contact with substance, immediately flush with running water for at least 20 minutes. Wash skin with soap and water.

Eyes

In case of contact with substance, immediately flush with running water for at least 20 minutes.

Handling and Storage

Storage

Keep in a cool, dry, dark location in a tightly sealed container or cylinder. Keep away from incompatible materials, ignition sources and untrained individuals. Secure and label area. Protect containers/cylinders from physical damage.

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.

Hazards Identification

Skin

May cause burns.

Eyes

See Skin.

UN (DOT)

1325

Exposure Controls/Personal Protection

Personal Protection

Wear appropriate protective gloves, clothing and goggles.

Respirators

Wear positive pressure self-contained breathing apparatus (SCBA).

Exposure Effects

The toxological properties of this substance have not been fully investigated.

Fire Fighting Measures

Flash Point

100

Fire Fighting

Small Fires: Dry chemical, carbon dioxide, sand, earth, water spray or regular foam. Large Fires: Water spray, fog or regular foam.

Fire Potential

Flammable/combustible material. May be ignited by friction, heat, sparks or flames.

Accidental Release Measures

Small spills/leaks

Make no contact with the spilled material. ELIMINATE all ignition sources and ground all equipment. With clean shovel place material into clean, dry container and cover loosely; move containers from spill area.

Stability and Reactivity

Stability

No data.

Combustion Products

Fire may produce irritating and/or toxic gases.

Transport Information

UN Number

1325

Hazard Class

4.1

Packing Group

II; III

HS Code

2914 40 90