ES393227A1 - Un procedimiento para la preparacion del compuesto 1,2-alfa-metilen - 6,7 - alfa - difluormetilen - 20 - espirox - 4 - en-3-ona. - Google Patents

Un procedimiento para la preparacion del compuesto 1,2-alfa-metilen - 6,7 - alfa - difluormetilen - 20 - espirox - 4 - en-3-ona.

Info

Publication number
ES393227A1
ES393227A1 ES393227A ES393227A ES393227A1 ES 393227 A1 ES393227 A1 ES 393227A1 ES 393227 A ES393227 A ES 393227A ES 393227 A ES393227 A ES 393227A ES 393227 A1 ES393227 A1 ES 393227A1
Authority
ES
Spain
Prior art keywords
compound
translation
preparation
machine
legally binding
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
ES393227A
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.)
Merck and Co Inc
Original Assignee
Merck and Co Inc
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 Merck and Co Inc filed Critical Merck and Co Inc
Publication of ES393227A1 publication Critical patent/ES393227A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J21/00—Normal steroids containing carbon, hydrogen, halogen or oxygen having an oxygen-containing hetero ring spiro-condensed with the cyclopenta(a)hydrophenanthrene skeleton

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Steroid Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
ES393227A 1970-07-15 1971-07-13 Un procedimiento para la preparacion del compuesto 1,2-alfa-metilen - 6,7 - alfa - difluormetilen - 20 - espirox - 4 - en-3-ona. Expired ES393227A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5525570A 1970-07-15 1970-07-15

Publications (1)

Publication Number Publication Date
ES393227A1 true ES393227A1 (es) 1974-09-16

Family

ID=21996704

Family Applications (1)

Application Number Title Priority Date Filing Date
ES393227A Expired ES393227A1 (es) 1970-07-15 1971-07-13 Un procedimiento para la preparacion del compuesto 1,2-alfa-metilen - 6,7 - alfa - difluormetilen - 20 - espirox - 4 - en-3-ona.

Country Status (10)

Country Link
JP (1) JPS5330710B1 (es)
AT (1) AT309708B (es)
CA (1) CA952099A (es)
CH (2) CH584722A5 (es)
ES (1) ES393227A1 (es)
HU (1) HU163009B (es)
NL (1) NL7109604A (es)
PL (1) PL82062B1 (es)
SE (1) SE366306B (es)
YU (1) YU34592B (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0233811U (es) * 1988-08-25 1990-03-02

Also Published As

Publication number Publication date
YU178071A (en) 1979-02-28
AT309708B (de) 1973-08-27
CA952099A (en) 1974-07-30
CH584722A5 (en) 1977-02-15
SE366306B (es) 1974-04-22
HU163009B (es) 1973-05-28
CH584723A5 (es) 1977-02-15
NL7109604A (es) 1972-01-18
JPS5330710B1 (es) 1978-08-29
PL82062B1 (es) 1975-10-31
YU34592B (en) 1979-10-31

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19860208