Mestranol

  • Ethynylestradiol 3-methyl ether
Formula
C21H26O2
Structure
Description
White powder
Uses
hormonal drug

Registry Numbers and Inventories.
CAS
72-33-3
EC (EINECS/ELINCS)
200-777-8
RTECS
RC8960000
RTECS class
Agricultural Chemical and Pesticide; Tumorigen; Drug; Mutagen; Reproductive Effector; Human Data; Hormone
Merck
12,5976
Beilstein/Gmelin
2625905
Beilstein Reference
4-06-00-06877
EPA OPP
115401
Swiss Giftliste 1
G-3963
Austrailia AICS
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
C21H26O2
Formula mass
310.44
Melting point, °C
150 - 151.5
Density
1.22 g/cm3
Solubility in water
Practically insoluble

Hazards and Protection.
Storage
Do not store in direct sunlight. Store in a tightly closed container. Hormones and antibiotics room. Store in a cool, dry area away from incompatible substances.
Handling
Wash thoroughly after handling. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation. Use only in a chemical fume hood.
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 minimize contact with skin.
Respirators
A respiratory protection program that meets OSHA's 29 CFR 1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant a respirator's use.
Small spills/leaks
Vacuum or sweep up material and place into a suitable disposal container. Avoid generating dusty conditions. Provide ventilation.
Stability
Stable under normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents, acid anhydrides.
Decomposition
Carbon monoxide, carbon dioxide.

Fire.
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.
Health
1
 
Flammability
0
 
 
Reactivity
0
 

Health.
Carcinogin
I-1, N-2, CP65
Poison_Class
1*
Exposure effects
May cause cancer according to animal studies. Reproductive effects have been reported in humans. Cancer suspect agent.
   Ingestion
May cause nausea and vomiting.
   Inhalation
May cause respiratory tract irritation.
   Skin
May cause skin irritation.
   Eyes
May cause mechanical irritation.

First aid
 
   Ingestion
Induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid.
   Inhalation
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid. DO NOT use mouth-to-mouth respiration.
   Skin
Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
   Eyes
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.

Transport.
20. Alcohols. Glycols