ES237199A1 - UN PROCEDIMIENTO PARA LA PREPARACIoN DE UNA 16-ALFA. 21-DIALCANOILO INFERIOR-9-ALFAHALO-17ALFA-OL-4-PREGNENO-3, 11, 20-TRIONA. - Google Patents

UN PROCEDIMIENTO PARA LA PREPARACIoN DE UNA 16-ALFA. 21-DIALCANOILO INFERIOR-9-ALFAHALO-17ALFA-OL-4-PREGNENO-3, 11, 20-TRIONA.

Info

Publication number
ES237199A1
ES237199A1 ES0237199A ES237199A ES237199A1 ES 237199 A1 ES237199 A1 ES 237199A1 ES 0237199 A ES0237199 A ES 0237199A ES 237199 A ES237199 A ES 237199A ES 237199 A1 ES237199 A1 ES 237199A1
Authority
ES
Spain
Prior art keywords
pregneno
halo
preparing
same
trione
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
ES0237199A
Other languages
English (en)
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.)
Wyeth Holdings LLC
Original Assignee
American Cyanamid Co
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 American Cyanamid Co filed Critical American Cyanamid Co
Publication of ES237199A1 publication Critical patent/ES237199A1/es
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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Steroid Compounds (AREA)
ES0237199A 1956-08-20 1957-08-19 UN PROCEDIMIENTO PARA LA PREPARACIoN DE UNA 16-ALFA. 21-DIALCANOILO INFERIOR-9-ALFAHALO-17ALFA-OL-4-PREGNENO-3, 11, 20-TRIONA. Expired ES237199A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US605204A US2951084A (en) 1956-08-20 1956-08-20 Cortisone derivatives and method of preparing the same

Publications (1)

Publication Number Publication Date
ES237199A1 true ES237199A1 (es) 1958-03-01

Family

ID=24422663

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0237199A Expired ES237199A1 (es) 1956-08-20 1957-08-19 UN PROCEDIMIENTO PARA LA PREPARACIoN DE UNA 16-ALFA. 21-DIALCANOILO INFERIOR-9-ALFAHALO-17ALFA-OL-4-PREGNENO-3, 11, 20-TRIONA.

Country Status (3)

Country Link
US (1) US2951084A (es)
CH (1) CH372660A (es)
ES (1) ES237199A1 (es)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2672467A (en) * 1952-03-25 1954-03-16 Upjohn Co Process for the preparation of 6-hydroxy-11-keto-progesterone
US2678933A (en) * 1953-01-15 1954-05-18 Upjohn Co Steroids
US2751402A (en) * 1953-08-13 1956-06-19 Upjohn Co Oxidation of hydrocortisone esters to cortisone esters
US2707190A (en) * 1953-10-21 1955-04-26 Monsanto Chemicals Oxidation of 9-halo-11beta-hydroxy steroids
US2773080A (en) * 1955-06-30 1956-12-04 American Cyanamid Co delta-pregnenes

Also Published As

Publication number Publication date
US2951084A (en) 1960-08-30
CH372660A (fr) 1963-10-31

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