- Pregna-2,4-dien-20-yno[2,3-d]isoxazol-17-ol, (17a)-
Weak androgen and anterior pituitary suppressant.
Registry Numbers and Inventories.
Tumorigen; Drug; Mutagen; Reproductive Effector; Human Data; Hormone
Melting point, °C
Boiling point, °C
Vapor pressure, mmHg
6E-10 (25 C)
Solubility in water
Heat of vaporization
Hazards and Protection.
Compatible chemical-resistant gloves. Chemical safety goggles.
Government approved respirator.
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.
Stable at normal temperatures and pressures.
Carbon monoxide, Carbon dioxide, Nitrogen oxides.
Extinguish using Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Emits toxic fumes under fire conditions.
Harmful. Possible risk of harm to the unborn child. Harmful by inhalation, in contact with skin and if swallowed. Calif. Prop. 65 reproductive hazard. Target organ(s): Female reproductive system. Pituitary.
If swallowed, wash out mouth with water provided person is conscious. Call a physician.
If inhaled, remove to fresh air. If breathing becomes difficult, call a physician.
In case of skin contact, flush with copious amounts of water for at least 15 minutes. Remove contaminated clothing and shoes. Call a physician.
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.