(8R,9S,10R,13R,14S,17R)-13-ethyl-17-ethynyl-17-hydroxy-1,2,4,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one

Modify Date: 2025-09-26 11:28:44

(8R,9S,10R,13R,14S,17R)-13-ethyl-17-ethynyl-17-hydroxy-1,2,4,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one structure	Common Name	(8R,9S,10R,13R,14S,17R)-13-ethyl-17-ethynyl-17-hydroxy-1,2,4,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one
	CAS Number	100021-05-4	Molecular Weight	312.44600
	Density	N/A	Boiling Point	N/A
	Molecular Formula	C₂₁H₂₈O₂	Melting Point	N/A
	MSDS	N/A	Flash Point	N/A

Name	(8R,9S,10R,13R,14S,17R)-13-ethyl-17-ethynyl-17-hydroxy-1,2,4,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one
Synonym	More Synonyms

Levonorgestrel

CAS#:797-63-7

~40%

(8R,9S,10R,13R,...

CAS#:100021-05-4

Literature: Williams; Mattei; Abdel-Magid; Blount Journal of Organic Chemistry, 1986 , vol. 51, # 6 p. 769 - 773

Precursor 1
CAS#:797-63-7 Levonorgestrel
DownStream 0

(17|A)-13-Ethyl-17-hydroxy-18,19-dinorpregn-5-en-20-yn-3-one

5(6)-Dehydro-4(5)-dihydro D-(-)-Norgestrel

Names