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3.beta.,14.beta.-Dihydroxy-14,17-seco-D-bisnorandrostan-17-oic acid derivatives
   
Document Number
US Patent 4076944
Issued Date
February 28, 1978
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Inventors
Rosen; Perry (North Caldwell, NJ)
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Abstract
15-Oxasteroids of the androstane, pregnane, estrane, and 19-norpregnane series are useful as hormonal agents.
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Number of Claims:
8
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Published
February 28, 1978
Application Number
05/702,264
Filed
July 2, 1976
US Classification
560/5   560/256 562/403
Int'l Classification
C07D   307/00   (20060101)   C07D   307/77   (20060101)  
Assistant Examiner
Parent Case
This is a division of Ser. No. 528,115, filed Nov. 29, 1974, now U.S. Pat. No. 3,987,066, which is a division of application Ser. 217,956, filed Jan. 14, 1972, now U.S. Pat. No. 3,872,076.
USPTO Field of Search
260/468.5   260/514.5   260/488B   560/5   560/256  
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