Product Identification

Product Name

Ethyl 3-phenyl-3-oxopropanoate

Synonyms

1-Ethoxy-3-phenylpropane-1,3-dione
3-Oxo-3-phenylpropionic acid ethyl ester
Benzoylacetic acid ethyl ester
b-Oxobenzenepropanoic acid ethyl ester
Ethyl 3-oxo-3-phenylpropanoate
Ethyl b-oxobenzenepropanoate

CAS

94-02-0

Formula

C11H12O3

Molecular Weight

192.22

EINECS

202-295-3

RTECS

AF4878000

RTECS Class

Other

Merck

13,3803

Beilstein/Gmelin

389944

Beilstein Reference

4-10-00-02756

Physical and Chemical Properties

Appearance

Clear, light yellow to yellow liquid.

Solubility in water

Insoluble

Melting Point

< 0

Boiling Point

265

Vapor Pressure

0.008 (25 C)

Density

1.1328 g/cm3 (0 C)

pKa/pKb

9.85 (pKa)

Partition Coefficient

1.87

Heat Of Vaporization

50.6 kJ/mol

Vapor Density

6.59

Refractive Index

1.5265 (15.4 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 immediately.

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. 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 immediately.

Handling and Storage

Storage

Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Do not expose to air. Store protected from light. Store under an inert atmosphere.

Handling

Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Use with adequate ventilation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Store protected from light. Handle under an inert atmosphere. Store protected from air. Keep from contact with moist air and steam.

Hazards Identification

Inhalation

May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.

Skin

May cause skin irritation.

Eyes

May cause eye irritation.

Ingestion

May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated.

EC Safety Phrase

S 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

A respiratory protection program that meets OSHA's 29 CFR 1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant a respirator's use.

Exposure Effects

May cause irritation of the eyes, skin, digestive tract and respiratrory tract.

Fire Fighting Measures

Flash Point

113

Autoignition

375

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. Extinguishing media: Use agent most appropriate to extinguish fire. In case of fire use water spray, dry chemical, carbon dioxide, or appropriate foam.

Accidental Release Measures

Small spills/leaks

Clean up spills immediately, using the appropriate protective equipment. Sweep up or absorb material, then place into a suitable clean, dry, closed container for disposal. Provide ventilation. Place under an inert atmosphere.

Stability and Reactivity

Disposal Code

1

Incompatibilities

Acids, bases, air, steam, strong oxidizing agents, strong reducing agents, light.

Stability

Substance may undergo color change upon exposure to light and air. Volatile in steam.

Decomposition

Carbon monoxide, carbon dioxide.

Transport Information

HS Code

2918 30 00