DE2717310A1 - Verfahren zur herstellung von 17-acetalen von 3-alkoxyoestra-2,5 (10)-dien-17-onen - Google Patents

Verfahren zur herstellung von 17-acetalen von 3-alkoxyoestra-2,5 (10)-dien-17-onen

Info

Publication number
DE2717310A1
DE2717310A1 DE19772717310 DE2717310A DE2717310A1 DE 2717310 A1 DE2717310 A1 DE 2717310A1 DE 19772717310 DE19772717310 DE 19772717310 DE 2717310 A DE2717310 A DE 2717310A DE 2717310 A1 DE2717310 A1 DE 2717310A1
Authority
DE
Germany
Prior art keywords
sodium
potassium
liquid ammonia
tetrahydrofuran
steroid
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.)
Withdrawn
Application number
DE19772717310
Other languages
German (de)
English (en)
Inventor
Susumu Kanno
Hideo Nagoshi
Tadashi Oohama
Ryozo Yamaguchi
Kanagawa Yokohama
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.)
Mitsubishi Chemical Corp
Original Assignee
Mitsubishi Chemical Industries Ltd
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/ja
Priority claimed from JP14683576A external-priority patent/JPS5371053A/ja
Application filed by Mitsubishi Chemical Industries Ltd filed Critical Mitsubishi Chemical Industries Ltd
Publication of DE2717310A1 publication Critical patent/DE2717310A1/de
Withdrawn legal-status Critical Current

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)
DE19772717310 1976-04-19 1977-04-19 Verfahren zur herstellung von 17-acetalen von 3-alkoxyoestra-2,5 (10)-dien-17-onen Withdrawn DE2717310A1 (de)

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
DE2717310A1 true DE2717310A1 (de) 1977-11-03

Family

ID=26384146

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772717310 Withdrawn DE2717310A1 (de) 1976-04-19 1977-04-19 Verfahren zur herstellung von 17-acetalen von 3-alkoxyoestra-2,5 (10)-dien-17-onen

Country Status (5)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3490045C2 (enrdf_load_stackoverflow) * 1983-02-02 1992-10-01 Mitsubishi Kasei Corp., Tokio/Tokyo, Jp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3490045C2 (enrdf_load_stackoverflow) * 1983-02-02 1992-10-01 Mitsubishi Kasei Corp., Tokio/Tokyo, Jp

Also Published As

Publication number Publication date
DD132347A5 (de) 1978-09-20
GB1527699A (en) 1978-10-04
NL7704220A (nl) 1977-10-21
FR2348931B1 (enrdf_load_stackoverflow) 1980-06-06
FR2348931A1 (fr) 1977-11-18

Similar Documents

Publication Publication Date Title
DE69914469T2 (de) Verfahren zur herstellung von hinokitiol
DE2844371A1 (de) Verfahren zur herstellung von carbonsaeureanhydriden
DE2630268A1 (de) Verfahren zur herstellung ungesaettigter carbonylverbindungen
DE2717310A1 (de) Verfahren zur herstellung von 17-acetalen von 3-alkoxyoestra-2,5 (10)-dien-17-onen
DE68913304T2 (de) Transesterifikation von alkoxyestern.
EP0034364B1 (de) Neue 20-substituierte 3-Oxo-pregna-4-en-steroidverbindungen und Verfahren zu ihrer Herstellung
DE10132526A1 (de) Verfahren zum Herstellen eines Alkanderivats
DE3204281C1 (de) Verfahren zur Herstellung von 6-Methyl-delta?-3-ketosteroiden
CH670634A5 (enrdf_load_stackoverflow)
EP0028759B1 (de) Verfahren zur Herstellung von Pivaloylessigsäureestern
DE2201455C3 (de) Verfahren zur Herstellung von Aldehyden
EP0036651B1 (de) Verfahren zur Herstellung von 3-Oxo-alpha-jonon
AT203474B (de) Verfahren zur Herstellung von α,β-ungesättigten Aldehyden
DE1593285A1 (de) Verfahren zum Herstellen organischer Verbindungen mit 1 bis 4 endstaendigen Malonnitrilgruppen und Malonnitrilverbindungen
DE3018575A1 (de) Verfahren zur herstellung von steroid-carboxalaten
DE19707959A1 (de) Verfahren zur Herstellung von 1-funktionellen Allylalkohol-Carbonsäureestern
DE2532473A1 (de) Verfahren zur herstellung von orthokieselsaeuretetraalkylestern
DE948974C (de) Verfahren zur Herstellung von cyclischen 4-Halogenpregnan-3, 20-dion-3, 20-diketalen
DE1011415B (de) Verfahren zur Herstellung von Acrylsaeure-Propionsaeuregemischen und deren funktionellen Derivaten
DE2819450A1 (de) Organozinnverbindungen, verfahren zu deren herstellung und deren verwendung
DE1128147B (de) Verfahren zur Oxaethylierung carboxylgruppenhaltiger Verbindungen
DE2101813C3 (de) Neue 17alpha-(2',3'-difluormethylenprop-1 '-en-1 '-yl)-östra-4-en-3-one, Verfahren zu deren Herstellung sowie diese enthaltende Mittel
DE2508313C2 (de) Verfahren zur Herstellung von 17 beta-Hydroxy-4-androsten-3-onen
DE2849767A1 (de) Organoaluminiumhydride, verfahren zu deren herstellung und deren verwendung
EP2657216A1 (de) Verfahren zum Umsetzen von Farnesol zu Nerolidol in Gegenwart von alpha-Bisabolol

Legal Events

Date Code Title Description
8141 Disposal/no request for examination