67983-55-5

Basic information

• Product Name: 19-Norpregna-4,9-dien-20-yn-3-one,17- hydroxy-11-(4-methoxyphenyl)-,(11â,17R)-
• CAS NO: 67983-55-5
• Molecular Weight: 0
• Mol File: 67983-55-5.mol
• Article Data: 3

Chemical Properties

• CAS DataBase Reference: 19-Norpregna-4,9-dien-20-yn-3-one,17- hydroxy-11-(4-methoxyphenyl)-,(11â,17R)- (CAS DataBase Reference)
• NIST Chemistry Reference: 19-Norpregna-4,9-dien-20-yn-3-one,17- hydroxy-11-(4-methoxyphenyl)-,(11â,17R)- (67983-55-5)
• EPA Substance Registry System: 19-Norpregna-4,9-dien-20-yn-3-one,17- hydroxy-11-(4-methoxyphenyl)-,(11â,17R)- (67983-55-5)

Safety Data

• Hazardous Substances Data: 67983-55-5(Hazardous Substances Data)

Upstream product

• 13139-86-1 4-methoxyphenyl magnesium bromide 
• 67983-19-1 3,3-ethylenedioxy-5-hydroxy-11β-p-methoxyphenyl-17-trimethylsilyloxy-5α-estr-9-ene-17β-carbonitrile 
• 33403-21-3 3,3-ethylendioxy-5α,10α-epoxy-17α-(trimethylsilyloxy)-estr-9(11)-en-17β-carbonitrile 
• 67983-34-0 3,3-ethylenedioxy-5α,17β-dihydroxy-11β-[4-(methoxy)phenyl]-19-nor-17α-pregn-9-ene-21-ethyne 

Downstream Products

• 68159-29-5 (8S,9R,11S,13S,14S,17R)-17-Ethynyl-11-(4-methoxy-phenyl)-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-3,17-diol 

Relevant articles and documents

Progesterone antagonists for the production of pharmaceutical agents for the treatment of dysfunctional uterine bleeding

Competitive progesterone antagonists (antigestagens) are suitable for the production of pharmaceutical agents for the treatment of forms of dysfunctional uterine bleeding (metrorrhagias, menorrhagias, hypermenorrhea).

REGIO AND STEREOSPECIFIC SYNTHESIS OF 11β-SUBSTITUTED 19-NORSTEROIDS. Influence of 11β-substitution on progesterone receptor affinity.

The convenient synthesis of a series of 11β-substituted 17-ethynyl-17β-hydroxy-4,9-estradien-3-ones and their corresponding estradiols is reported.Relative affinities for the progestin and estrogen receptors showed very specific interactions between the p