Product Identification

Product Name

Pyridinium chlorochromate

Synonyms

Chromate(1-), chlorotrioxo-, (T-4)-, hydrogen, compound with pyridine (1:1)
Corey's reagent
Pyridine, (T-4)-chlorotrioxochromate(1-)
Pyridine, chlorotrioxochromate(1-)
Pyridinium chlorochromate
Urine Luck

CAS

26299-14-9

Formula

C5H6ClCrNO3

Molecular Weight

215.55

EINECS

247-595-5

Merck

12,8157

Beilstein/Gmelin

NA

Physical and Chemical Properties

Appearance

Orange solid.

Melting Point

205

Usage

Oxidizing reagent.

First Aid Measures

Ingestion

Get medical aid immediately. Wash mouth out with water.

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

Eyes

Immediately 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

Do not store near combustible materials. Store in a cool, dry place. Store in a tightly closed container. Flammables-area.

Handling

Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood.

Hazards Identification

Inhalation

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

Skin

May cause skin irritation. May cause skin sensitization, an allergic reaction, which becomes evident upon re-exposure to this material.

Eyes

May cause eye irritation.

Ingestion

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

Hazards

May explode from heat or contamination. May react explosively with hydrocarbons (fuels). May ignite combustibles.

EC Risk Phrase

R 49 8 43 50/53

EC Safety Phrase

S 53 17 45 60 61

UN (DOT)

1479

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.

Exposure Effects

May cause cancer in humans.

Exposure limit(s)

0.01 mg/m3 TLV

Fire Fighting Measures

Flash Point

205

Fire Fighting

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Oxidizer. Greatly increases the burning rate of combustible materials. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.

Fire Potential

These substances will accelerate burning when involved in a fire.

Accidental Release Measures

Small spills/leaks

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

Stability and Reactivity

Stability

Stable under normal temperatures and pressures.

Incompatibilities

Strong acids - strong reducing agents - alcohols.

Decomposition

Hydrogen chloride, nitrogen oxides, carbon monoxide, carbon dioxide.

Combustion Products

Fire may produce irritating, corrosive and/or toxic gases.

Transport Information

UN Number

1479

Hazard Class

5.1

Packing Group

I; II; III