Product Identification

Product Name

5-Chlorosalicylic aldehyde

Synonyms

3-Chloro-6-hydroxybenzaldehyde
4-Chloro-2-formylphenol
5-Chloro-o-salicylaldehyde
5-Chlorosalicylaldehyde

CAS

635-93-8

Formula

C7H5ClO2

Molecular Weight

156.57

EINECS

211-244-4

RTECS

VN5450000

RTECS Class

Other

Beilstein/Gmelin

636632

Physical and Chemical Properties

Appearance

White powder

Melting Point

100.3

Boiling Point

105 (12 torr)

pKa/pKb

7.72 (pKa)

Refractive Index

 

First Aid Measures

Ingestion

If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately.

Inhalation

Get medical aid immediately. Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.

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 lids. Get medical aid immediately.

Handling and Storage

Storage

Store in a cool, dry place. Keep container closed when not in use.

Handling

Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.

Exposure Controls/Personal Protection

Respirators

A respiratory protection program that meets OSHA's 29 CFR ß1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant a respirator's use.

Exposure Effects

Irritating to eyes, respiratory system and skin. The toxicological properties of this material have not been investigated. Use appropriate procedures to prevent opportunities for direct contact with the skin or eyes and to prevent inhalation.

Poison Class

4

Fire Fighting Measures

Fire Fighting

Wear approved SCBA in full pressure-demand and full protective gear. Use agent most appropriate to extinguish fire.

Accidental Release Measures

Small spills/leaks

Clean up spills immediately, while using/wearing the proper protective equipment.

Stability and Reactivity

Stability

Stable under normal temperatures and pressures.

Decomposition

Irritating and toxic fumes and gases.

Hazards Identification

EC Risk Phrase

R 36/37/38

EC Safety Phrase

S 26 36