Product Identification

Product Name

1-Benzosuberone

Synonyms

1-Benzocycloheptanone
1-Benzosuberone
2,3-Benzosuberone
5-Benzocycloheptanone
6,7,8,9-Tetrahydro-5H-benzocyclohepten-5-one
Benzo[b]cycloheptan-1-one

CAS

826-73-3

Formula

C11H12O

Molecular Weight

160.22

EINECS

212-558-4

Beilstein/Gmelin

636823

Physical and Chemical Properties

Appearance

Clear, light yellow liquid.

Solubility in water

0.16 g/L (25 C)

Melting Point

129 - 131

Boiling Point

270

Vapor Pressure

0.006 (25 C)

Density

1.071 g/cm3 (25 C)

Partition Coefficient

3.09

Heat Of Vaporization

51.25 kJ/mol

Refractive Index

1.5640 (20 C)

First Aid Measures

Ingestion

If swallowed, wash out mouth with water provided person is conscious. Call a physician.

Inhalation

If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.

Skin

In case of contact, immediately wash skin with soap and copious amounts of water. Remove contaminated clothing and shoes. Call a physician.

Eyes

In case of contact with eyes, flush with copious amounts of water for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. Call a physician.

Handling and Storage

Storage

Keep tightly closed. Store in a cool dry place.

Hazards Identification

Skin

May cause irritation.

Eyes

May cause irritation.

Hazards

Emits toxic fumes under fire conditions.

Exposure Controls/Personal Protection

Personal Protection

Compatible chemical-resistant gloves. Chemical safety goggles. Protective clothing.

Respirators

Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU). Respiratory protection is not required. Where protection is desired, use multi-purpose combination (US) or type ABEK (EN 14387) respirator cartridges.

Exposure Effects

May be harmful by inhalation, ingestion, or skin absorption.

Fire Fighting Measures

Flash Point

114

Fire Fighting

Extinguish with water spray, carbon dioxide, dry chemical powder or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.

Accidental Release Measures

Small spills/leaks

Absorb on sand or vermiculite and place in closed containers for disposal. Ventilate area and wash spill site after material pickup is complete.

Stability and Reactivity

Incompatibilities

Strong oxidizing agents.

Decomposition

Oxides of carbon.