Category:
Hormones
CAS NO:
152-43-2
Standard:
USP,
/
Quinestrol is a synthetic estrogen ester, chemically defined as 19-nor-4-androsten-3-one. It is primarily produced via the esterification of ethynylestradiol with quinoyl alcohol. The molecular formula is C28H32O3 and its CAS registry number is 76-59-5.
Strictly contraindicated in pregnancy due to teratogenic risks. Storage requires cool, dry conditions below 25°C away from direct light. Personal protective equipment is mandatory during handling to prevent dermal absorption.