Product Identification

Product Name

2-Phenylglycolic acid

Synonyms

(2R)-2-Hydroxy-2-phenylacetic acid
(R)-a-Hydroxybenzeneacetic acid
(R)-a-Hydroxyphenylacetic acid
(R)-Hydroxy(phenyl)acetic acid
D-2-Phenylglycolic acid

CAS

611-71-2

Formula

C8H8O3

Molecular Weight

152.15

EINECS

210-276-6

Beilstein/Gmelin

2691094

Beilstein Reference

3-10-00-00445

Physical and Chemical Properties

Appearance

odorless white to pale yellow solid

Solubility in water

Very soluble

Melting Point

130 - 132

Boiling Point

322

Vapor Pressure

0.0001 (25 C)

Density

1.341 g/cm3

pKa/pKb

3.41 (pKa)

Partition Coefficient

.92

Heat Of Vaporization

59.5 kJ/mol

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. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.

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 place. Do not store in direct sunlight. Store in a tightly closed container.

Handling

Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.

Hazards Identification

Ingestion

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

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.

EC Risk Phrase

R 36/37/38

EC Safety Phrase

S 26 36

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 (Substances and products that must be considered harmful)

Fire Fighting Measures

Flash Point

163

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, dry chemical, chemical foam, or alcohol-resistant foam.

Accidental Release Measures

Small spills/leaks

Vacuum or sweep up material and place into a suitable disposal container.

Stability and Reactivity

Disposal Code

4

Stability

Stable under normal temperatures and pressures.

Incompatibilities

Strong oxidizing agents, strong bases, strong reducing agents.

Decomposition

Carbon monoxide, carbon dioxide.

Transport Information

HS Code

2918 19 80