http://rdf.ncbi.nlm.nih.gov/pubchem/patent/NO-144967-B

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filingDate 1980-04-09-04:00^^<http://www.w3.org/2001/XMLSchema#date>
inventor http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_24b4c2a18cadbd7ebf02bbedefbe3fe1
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publicationDate 1981-09-07-04:00^^<http://www.w3.org/2001/XMLSchema#date>
publicationNumber NO-144967-B
titleOfInvention CONTRACEPTIVES.
abstract DELTA 15-Steroids of the formula <IMAGE> wherein R1 is a hydrogen atom, trialkylsilyl or acyl; R2 is ethynyl, chloroethynyl or propinyl; and X is an oxygen atom, <IMAGE> or NOR4 wherein R3 is a hydrogen atom or acyl and R4 is a hydrogen atom, acyl, alkyl or tetrahydropyranyl, possess progestational and ovulation and nidation inhibiting activities.
priorityDate 1975-10-10-04:00^^<http://www.w3.org/2001/XMLSchema#date>
type http://data.epo.org/linked-data/def/patent/Publication

Incoming Links

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Total number of triples: 27.