FR856641A - Process for preparing ketones of the cyclopentano-polyhydro-phenanthrenes series - Google Patents

Process for preparing ketones of the cyclopentano-polyhydro-phenanthrenes series

Info

Publication number
FR856641A
FR856641A FR856641DA FR856641A FR 856641 A FR856641 A FR 856641A FR 856641D A FR856641D A FR 856641DA FR 856641 A FR856641 A FR 856641A
Authority
FR
France
Prior art keywords
polyhydro
cyclopentano
phenanthrenes
series
preparing ketones
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer Pharma AG
Original Assignee
Schering AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Schering AG filed Critical Schering AG
Application granted granted Critical
Publication of FR856641A publication Critical patent/FR856641A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J5/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J75/00—Processes for the preparation of steroids in general

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
FR856641D 1939-01-06 1939-06-19 Process for preparing ketones of the cyclopentano-polyhydro-phenanthrenes series Expired FR856641A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE856641X 1939-01-06

Publications (1)

Publication Number Publication Date
FR856641A true FR856641A (en) 1940-07-29

Family

ID=6789373

Family Applications (1)

Application Number Title Priority Date Filing Date
FR856641D Expired FR856641A (en) 1939-01-06 1939-06-19 Process for preparing ketones of the cyclopentano-polyhydro-phenanthrenes series

Country Status (1)

Country Link
FR (1) FR856641A (en)

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