YU178071A - Process for preparing 1, 2-delta-methylene-6, 7-delta-difluoro-methylene-20-spirox-4-ene-3-ones - Google Patents

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

Info

Publication number: YU178071A
Authority: YU; Yugoslavia
Prior art keywords: delta; methylene; spirox; difluoro; ene
Prior art date: 1970-07-15

Application number

YU178071A

Other versions

YU34592B (en

Inventor

Hinkley David Fred

David Fred Hinkley

Conn John Bylon

John Bylon Conn

Bollinger Willam

Willam 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.)

1970-07-15

Filing date

1971-07-06

Publication date

1979-02-28

1971-07-06 Application filed by Merck & Co Inc filed Critical Merck & Co Inc

1979-02-28 Publication of YU178071A publication Critical patent/YU178071A/en

1979-10-31 Publication of YU34592B publication Critical patent/YU34592B/en

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)
Plural Heterocyclic Compounds (AREA)
Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (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)

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 true YU178071A (en)	1979-02-28
YU34592B 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 (en)
AT (1)	AT309708B (en)
CA (1)	CA952099A (en)
CH (2)	CH584723A5 (en)
ES (1)	ES393227A1 (en)
HU (1)	HU163009B (en)
NL (1)	NL7109604A (en)
PL (1)	PL82062B1 (en)
SE (1)	SE366306B (en)
YU (1)	YU34592B (en)

Families Citing this family (1)

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

1971
- 1971-07-06 CA CA117,551A patent/CA952099A/en not_active Expired
- 1971-07-06 YU YU178071A patent/YU34592B/en unknown
- 1971-07-08 CH CH1054575A patent/CH584723A5/xx not_active IP Right Cessation
- 1971-07-08 CH CH1006971A patent/CH584722A5/en not_active IP Right Cessation
- 1971-07-08 PL PL14930571A patent/PL82062B1/pl unknown
- 1971-07-08 HU HUME001397 patent/HU163009B/hu unknown
- 1971-07-08 AT AT596071A patent/AT309708B/en not_active IP Right Cessation
- 1971-07-12 NL NL7109604A patent/NL7109604A/xx unknown
- 1971-07-13 ES ES393227A patent/ES393227A1/en not_active Expired
- 1971-07-14 SE SE911871A patent/SE366306B/xx unknown
- 1971-07-15 JP JP5278771A patent/JPS5330710B1/ja active Pending

Also Published As

Publication number	Publication date
PL82062B1 (en)	1975-10-31
HU163009B (en)	1973-05-28
SE366306B (en)	1974-04-22
ES393227A1 (en)	1974-09-16
AT309708B (en)	1973-08-27
CA952099A (en)	1974-07-30
CH584722A5 (en)	1977-02-15
YU34592B (en)	1979-10-31
NL7109604A (en)	1972-01-18
JPS5330710B1 (en)	1978-08-29
CH584723A5 (en)	1977-02-15

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