5a-Androstane

  • Aetioallocholane
  • Etioallocholane
Formula
C19H32
Structure
Uses
A major metabolite of testosterone with androgenic activity. It has been implicated as a regulator of gonadotropin secretion.

Registry Numbers and Inventories.
CAS
438-22-2
EC (EINECS/ELINCS)
207-116-2
Merck
12,675
Beilstein/Gmelin
2043114
Beilstein Reference
5-05

Properties.
Formula
C19H32
Formula mass
260.46
Melting point, °C
78 - 79
Boiling point, °C
336
Vapor pressure, mmHg
0.0002 (25 C)
Solubility in water
Insoluble
Heat of vaporization
55.6 kJ/mol

Hazards and Protection.
Storage
Keep tightly closed.
Protection
Compatible chemical-resistant gloves. Chemical safety goggles.
Respirators
Government approved respirator.
Small spills/leaks
Sweep up, place in a bag and hold for waste disposal. Ventilate area and wash spill site after material pickup is complete.
Stability
Stable at normal temperatures and pressures.
Decomposition
Carbon monoxide, Carbon dioxide.

Fire.
Flash Point,°C
146
Fire fighting
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.
Health
3
 
Flammability
0
 
 
Reactivity
0
 

Health.
Exposure effects
The chemical, physical, and toxicological properties of this product have not been thoroughly investigated. Exercise due care.

First aid
 
   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 skin contact, flush with copious amounts of water for at least 15 minutes. 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.

Transport.