DD132347A5 - PROCESS FOR THE PREPARATION OF 17-ACETALES OF 3-ALKOXY-OESTRA-2,5 (10) -DI-17-ONEN - Google Patents

PROCESS FOR THE PREPARATION OF 17-ACETALES OF 3-ALKOXY-OESTRA-2,5 (10) -DI-17-ONEN

Info

Publication number
DD132347A5
DD132347A5 DD19844877A DD19844877A DD132347A5 DD 132347 A5 DD132347 A5 DD 132347A5 DD 19844877 A DD19844877 A DD 19844877A DD 19844877 A DD19844877 A DD 19844877A DD 132347 A5 DD132347 A5 DD 132347A5
Authority
DD
German Democratic Republic
Prior art keywords
oestra
acetales
onen
alkoxy
preparation
Prior art date
Application number
DD19844877A
Other languages
German (de)
Inventor
Hideo Nagoshi
Susumu Kanno
Tadashi Oohama
Ryozo Yamaguchi
Original Assignee
Mitsubishi Chem Ind
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
Priority claimed from JP4429576A external-priority patent/JPS52128362A/en
Priority claimed from JP14683576A external-priority patent/JPS5371053A/en
Application filed by Mitsubishi Chem Ind filed Critical Mitsubishi Chem Ind
Publication of DD132347A5 publication Critical patent/DD132347A5/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J1/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, not substituted in position 17 beta by a carbon atom, e.g. estrane, androstane
    • C07J1/0051—Estrane derivatives
    • C07J1/0081—Substituted in position 17 alfa and 17 beta
    • 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
    • C07J21/005—Ketals
    • C07J21/008—Ketals at position 17

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
DD19844877A 1976-04-19 1977-04-18 PROCESS FOR THE PREPARATION OF 17-ACETALES OF 3-ALKOXY-OESTRA-2,5 (10) -DI-17-ONEN DD132347A5 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4429576A JPS52128362A (en) 1976-04-19 1976-04-19 Preparation of 17-acetal of 3-alkoxyestra-2,5(10)-diene-17-one
JP14683576A JPS5371053A (en) 1976-12-07 1976-12-07 Preparation of 17-acetal of 3-alkoxyestra-2,5(10)-diene-17-one

Publications (1)

Publication Number Publication Date
DD132347A5 true DD132347A5 (en) 1978-09-20

Family

ID=26384146

Family Applications (1)

Application Number Title Priority Date Filing Date
DD19844877A DD132347A5 (en) 1976-04-19 1977-04-18 PROCESS FOR THE PREPARATION OF 17-ACETALES OF 3-ALKOXY-OESTRA-2,5 (10) -DI-17-ONEN

Country Status (5)

Country Link
DD (1) DD132347A5 (en)
DE (1) DE2717310A1 (en)
FR (1) FR2348931A1 (en)
GB (1) GB1527699A (en)
NL (1) NL7704220A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59141600A (en) * 1983-02-02 1984-08-14 Mitsubishi Chem Ind Ltd Preparation of estrone

Also Published As

Publication number Publication date
GB1527699A (en) 1978-10-04
FR2348931B1 (en) 1980-06-06
DE2717310A1 (en) 1977-11-03
NL7704220A (en) 1977-10-21
FR2348931A1 (en) 1977-11-18

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