METHOD OF OBTAINING 15-SUBSTITUTED PROSTANE DERIVATIVES OR SALTS THEREOF

1446341 Silylated prostaglandins PFIZER Inc 13 July 1973 [13 July 1972] 31217/73 Heading C3S [Also in Division C2] 11α,15α - Bis - (dimethylisopropylsilyloxy)- 9 - oxo - 16 - (2 - thienyl) - 17,18,19,20 - tetranor - trans - 13 - prostenoic acid is prepared by hydrogenating 11α,15α - bis - (dimethyli...

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Hauptverfasser:	MAJKL ROSS DZHONSON (SSHA),US, GANS-YURGEN ERNST GESS (FRG),DT, DZHASIT SINGKH BINDRA (INDIYA),IN, TOMAS KEN SHAAF (SSHA),US
Format:	Patent
Sprache:	eng
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAININGELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN,SULFUR, SELENIUM OR TELLURIUM CHEMISTRY HETEROCYCLIC COMPOUNDS HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE METALLURGY ORGANIC CHEMISTRY PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS
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Zusammenfassung:	1446341 Silylated prostaglandins PFIZER Inc 13 July 1973 [13 July 1972] 31217/73 Heading C3S [Also in Division C2] 11α,15α - Bis - (dimethylisopropylsilyloxy)- 9 - oxo - 16 - (2 - thienyl) - 17,18,19,20 - tetranor - trans - 13 - prostenoic acid is prepared by hydrogenating 11α,15α - bis - (dimethylisopropylsilyloxy) - 9 - oxo - 16 - (2 - thienyl)- 17,18,19,20 - tetranor - cis - 5, trans - 13- prostadienoic acid, obtained by reacting dimethylisopropyl chlorosilane with 11α,15α- dihydroxy - 9 - oxo - 16 - (2 - thienyl) - 17,18, 19,20 - tetranor - cis - 5 trans - 13 - prostadienoic acid.