YU34592B - Process for preparing 1,2-delta-methylene-6,7-delta-difluoro-methylene-20-spirox-4-en-3-one - Google Patents

Process for preparing 1,2-delta-methylene-6,7-delta-difluoro-methylene-20-spirox-4-en-3-one

Info

Publication number
YU34592B
YU34592B YU178071A YU178071A YU34592B YU 34592 B YU34592 B YU 34592B YU 178071 A YU178071 A YU 178071A YU 178071 A YU178071 A YU 178071A YU 34592 B YU34592 B YU 34592B
Authority
YU
Yugoslavia
Prior art keywords
delta
methylene
spirox
difluoro
preparing
Prior art date
Application number
YU178071A
Other languages
English (en)
Other versions
YU178071A (en
Inventor
Hinkley Fred David
Fred David Hinkley
Conn Byron John
Byron John Conn
Bollinger William Frederick
William Frederick Bollinger
Original Assignee
Merck & 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 & Co Inc filed Critical Merck & Co Inc
Publication of YU178071A publication Critical patent/YU178071A/xx
Publication of YU34592B publication Critical patent/YU34592B/xx

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)
  • Steroid Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
YU178071A 1970-07-15 1971-07-06 Process for preparing 1,2-delta-methylene-6,7-delta-difluoro-methylene-20-spirox-4-en-3-one YU34592B (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
YU178071A YU178071A (en) 1979-02-28
YU34592B true YU34592B (en) 1979-10-31

Family

ID=21996704

Family Applications (1)

Application Number Title Priority Date Filing Date
YU178071A YU34592B (en) 1970-07-15 1971-07-06 Process for preparing 1,2-delta-methylene-6,7-delta-difluoro-methylene-20-spirox-4-en-3-one

Country Status (10)

Country Link
JP (1) JPS5330710B1 (cs)
AT (1) AT309708B (cs)
CA (1) CA952099A (cs)
CH (2) CH584723A5 (cs)
ES (1) ES393227A1 (cs)
HU (1) HU163009B (cs)
NL (1) NL7109604A (cs)
PL (1) PL82062B1 (cs)
SE (1) SE366306B (cs)
YU (1) YU34592B (cs)

Families Citing this family (1)

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

Also Published As

Publication number Publication date
CH584723A5 (cs) 1977-02-15
ES393227A1 (es) 1974-09-16
CA952099A (en) 1974-07-30
JPS5330710B1 (cs) 1978-08-29
HU163009B (cs) 1973-05-28
SE366306B (cs) 1974-04-22
YU178071A (en) 1979-02-28
NL7109604A (cs) 1972-01-18
CH584722A5 (en) 1977-02-15
AT309708B (de) 1973-08-27
PL82062B1 (cs) 1975-10-31

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