Product Identification

Product Name

17beta-Hydroxyestra-4,9,11-trien-3-one

Synonyms

17-beta-Trenbolone
Estra-4,9,11-trien-3-one, 17-beta-hydroxy
Estra-4,9,11-trien-3-one, 17-hydroxy-, (17-beta)-
RU-2341
Trienbolone

CAS

10161-33-8

Formula

C18H22O2

Molecular Weight

270.37

RTECS

KG7752000

Merck

12,9716

Beilstein/Gmelin

5756203

Physical and Chemical Properties

Appearance

DEA Schedule III item.

Solubility in water

43 mg/L (25 C)

Melting Point

186

Boiling Point

491

Vapor Pressure

1.1E-11 (25 C)

Density

1.19 g/cm3 (20 C)

pKa/pKb

14.73 (pKa)

Partition Coefficient

2.32

Heat Of Vaporization

87.25 kJ/mol

Usage

A steroid used by veterinarians on livestock to increase muscle growth and appetite.

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 not breathing give artificial respiration. If breathing is difficult, give oxygen.

Skin

In case of contact, immediately wash skin with soap and copious amounts of water. Remove contaminated clothing and shoes. Call a physician.

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. Store at 2 - 8 C.

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 irritation.

Ingestion

May be harmful if swallowed.

Hazards

Emits toxic fumes under fire conditions.

Exposure Controls/Personal Protection

Personal Protection

Compatible chemical-resistant gloves. Chemical safety goggles. Protective clothing.

Respirators

Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU). Where risk assessment shows air-purifying respirators are appropriate use a full-face particle respirator type N100 (US) or type P3 (EN 143) respirator cartridges as a backup to engineering controls. If the respirator is the sole means of protection, use a full-face supplied air respirator.

Exposure Effects

Some steroids show carcinogenic and teratogenic activity. Target organ: adrenal cortex.

Fire Fighting Measures

Flash Point

208

Fire Fighting

Extinguish with 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.

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

Oxides of carbon.