Product Identification

Product Name

21-Hydroxy-4-pregnene-3,20-dione 21-acetate

Synonyms

21-Acetoxy-3,20-diketopregn-4-ene
Arcort
Bio-Corten
Cortacet
Cortate
Cortenil

CAS

56-47-3

Formula

C23H32O4

Molecular Weight

372.5

EINECS

200-275-9

RTECS

HG0525000

RTECS Class

Tumorigen; Reproductive Effector

Merck

12,2948

Beilstein/Gmelin

2570798

Beilstein Reference

4-08-00-02195

Physical and Chemical Properties

Appearance

White solid

Melting Point

156 - 157

Boiling Point

504

Usage

Steroidal anti-hypertensive.

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 breathing becomes difficult, call a physician.

Skin

In case of contact, immediately wash skin with soap and copious amounts of water.

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.

Hazards Identification

Inhalation

May be harmful if inhaled. Material may be irritating to mucous membranes and upper respiratory tract.

Skin

May cause skin irritation. May be harmful if absorbed through the skin.

Eyes

May cause eye irritation.

Ingestion

May be harmful if swallowed.

Hazards

Emits toxic fumes under fire conditions.

EC Safety Phrase

22 24/25

UN (DOT)

2811

Exposure Controls/Personal Protection

Personal Protection

Protective gloves. Chemical safety goggles.

Respirators

Wear dust mask.

Exposure Effects

Avoid contact and inhalation.

Fire Fighting Measures

Fire Fighting

Extinguish using 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.

Fire Potential

Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes.

Accidental Release Measures

Small spills/leaks

Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.

Stability and Reactivity

Stability

Stable at normal temperatures and pressures.

Incompatibilities

Strong oxidizing agents.

Decomposition

Carbon monoxide, Carbon dioxide.

Combustion Products

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

Transport Information

UN Number

2811

Hazard Class

6.1

Packing Group

II