CH258180A - Process for the preparation of a new oxyhydrophenanthrene derivative. - Google Patents

Process for the preparation of a new oxyhydrophenanthrene derivative.

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Publication number
CH258180A
CH258180A CH258180DA CH258180A CH 258180 A CH258180 A CH 258180A CH 258180D A CH258180D A CH 258180DA CH 258180 A CH258180 A CH 258180A
Authority
CH
Switzerland
Prior art keywords
ethyl
methyl
phenanthrene
carboxylic acid
tetrahydro
Prior art date
Application number
Other languages
German (de)
Inventor
Aktiengesellschaft Ciba
Original Assignee
Ciba Geigy
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 Ciba Geigy filed Critical Ciba Geigy
Publication of CH258180A publication Critical patent/CH258180A/en

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Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C62/00Compounds having carboxyl groups bound to carbon atoms of rings other than six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C62/30Unsaturated compounds
    • C07C62/32Unsaturated compounds containing hydroxy or O-metal groups

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)

Description

  

  Verfahren zur Herstellung eines neuen     Oxyhydrophenanthren-Derivates.       Es wurde gefunden, dass man zu einem  neuen     Oxyhydrophena.nthren-Derivat    gelan  gen kann, wenn man     ein.        1-Athyl-2-methyl-          1,2,ä,4-tetrahydro-ph        enanthren,

      das in     7-Stel-          lung    einen durch     Hydiiolyse    in die     Hydroxyl-          gruppe    -sowie in     2-Stellung    einen durch     Ily-          drolyse    in die     Ca.rboxylgruppe        überführbaren          Substi,tuenten,    z.

   B. in     7-Stellung    eine     ver-          ä.therte    oder     veiwsterte        Hydroxyl-,    wie eine       Alkoxy-    oder     Acyloxygruppe,    und in     2-Stel-          lung    eine     veresterte        Carboxylgruppe,    enthält,  zwecks gleichzeitiger Bildung einer freien       Hydroxyl-    sowie     Canboxylgruppe,    mit     hydro-          lysierenden    Mitteln behandelt.  



  Das noch nicht bekannte Endprodukt des  Verfahrens, die     1-Athyl    - 2 -     methyl    - 7 -     oxy-          1,2,3,4-tetraIlydro-phenanthren-2-carbonsäure     vom F. 204 ,     zeigt    sowohl bei     pa.renteraler     als auch bei oraler     Applikation    eine ausser  ordentlich hohe     oestrogene    Wirkung. Es soll  therapeutische     Verwendung    finden oder als  Zwischenprodukt     zu;n        Herstellung    therapeu  tisch verwendbarer Verbindungen dienen.  



  Für die     gleichzeitige        Hydrolyse    des     Sub-          stituenten    in 7- und     2-Stellung    verwendet man       beispielsweise    anorganische Basen, wie Al  kali- oder     Erdalkalihyduoxyde,    im     Einschluss-          rohr,    oder     Salze        organischer    Basen     mit    an  organischen Säuren, wie     Pyridinhydrochlonid.     



  Die Ausgangsstoffe werden z. B. erhalten       aus        1-Keto-2-methyl-1,2,3,4-tetrahydro-phen-          anthrenen,    die in     7-Stellung    einen durch. Hy  drolyse in     die        Hyduoxylgrup@pe    sowie in         2-Stellung    einen durch Hydrolyse in die       Carboxylgruppe        überführbaren        Substituenten     enthalten, durch     Grignardierung    mit einem       Äthylmaggnesiumhalogenid,

      Wasserabspal  tung .aus dem erhaltenen     Ca.rbinol    und Hy  drierung der     Äthylendoppelbindung.     



       Beispiel:     1 Gewichtsteil 1-Athyl-2-methyl-7-meth       oxy-1,2,3,4-tetrahydro-phenanthnen-2-carbon-          säuremethylester    vom F. 76-78  und der  Formel  
EMI0001.0074     
    erhitzt man mit 5     Gewichtsteilen    Kalium  hydroxyd und 10     Volumteilen    Methanol  während 5 Stunden im     Eins:chlussrohr    auf  200-210 . Nach dem Erkalten wird Wasser  zugegeben, mit Salzsäure angesäuert, mit  Äther     ausgaschüttelt    und der Äther mit     ge-          sättgter        Bikarbonatlösung    und Wasser ge  waschen.

   Der     Rückstand    der verdampften       Ätherlösung        liefert,    nach     Umkristallisieren          aus        Essigester,    die     oestrogen    wirksame       1-Athyl    - 2     -methyl-    7     -oxy-1,2,3,4-tet.rahydro-          phenanthren-2-carbons:äure    vom F. 204  und  der Formel    
EMI0002.0001     
    Den Ausgangsstoff erhält man z.

   B. wie  folgt: 6,5     Gewichtsteile        1-geto-2-methyl-7-          methoxy    -1,     2,3,4    -     tetrahydno    -     phenanthren    -     2-          ,carbonsäuremethylester    lässt man mit einer       Grignardl'ös        ung,        hergestellt    aus 0,6 Gewichts  teil     Magnesium    und 2     Volumteilen        Athyl-          b.romid,        reag-iemen,

          eiiwärmt    6 Gewichtsteile  des so, erhaltenen     Carbinols    vom F. 153        zwecks        Wasserabspaltung        mit    25     Volum-          teilen        Ameisensäure    auf dem     Wasserbad    und  hydriert 2     Gewichtsteile    des so erhaltenen       1-Äthyliden    - 2 -     methyl    - 7 -     methoxy    -1,2,3,4  teürahydro-phenanthren-2--carbonsäurem-ethyl  esters in 100     Volumteilen    Alkohol,

   in Gegen  wart von 2     Gewichtsteilen        eines.        Platinkata.-          lysators    zum     1-Äthyl-2-methyl-7-me@thoxy-          1,2,3,4    -     tetrahydro    -     phenanthren    - 2 -     carbon-          sä.uremethylester    vom F.     76-78 .  



  Process for the preparation of a new oxyhydrophenanthrene derivative. It has been found that a new Oxyhydrophena.nthren derivative can be obtained if one. 1-ethyl-2-methyl-1,2, ä, 4-tetrahydro-ph enanthrene,

      that in the 7-position a substituent which can be converted into the hydroxyl group by hydiolysis and a substituent in the 2-position which can be converted into the carboxyl group by hydrolysis, e.g.

   B. in the 7-position contains an etherified or watered hydroxyl, such as an alkoxy or acyloxy group, and in the 2-position an esterified carboxyl group, for the purpose of simultaneous formation of a free hydroxyl and canboxyl group, with hydro- lysing agents treated.



  The as yet unknown end product of the process, the 1-ethyl-2-methyl-7-oxy-1,2,3,4-tetraIlydro-phenanthrene-2-carboxylic acid from F. 204, shows both in pa.renteral and in oral application has an extremely high estrogenic effect. It should find therapeutic use or serve as an intermediate product for the production of therapeutically usable compounds.



  For the simultaneous hydrolysis of the substituents in the 7- and 2-positions, for example, inorganic bases, such as alkali or alkaline earth metal hydroxides, are used in the inclusion tube, or salts of organic bases with organic acids, such as pyridine hydrochloride.



  The starting materials are z. B. obtained from 1-keto-2-methyl-1,2,3,4-tetrahydro-phenanthrenes, which have a through in the 7-position. Hydrolysis in the Hyduoxylgrup @ pe as well as a substituent in the 2-position which can be converted into the carboxyl group by hydrolysis, by Grignardation with an ethyl magnesium halide,

      Elimination of water from the carbinol obtained and hydrogenation of the ethylene double bond.



       Example: 1 part by weight of 1-ethyl-2-methyl-7-methoxy-1,2,3,4-tetrahydro-phenanthene-2-carboxylic acid methyl ester of M. 76-78 and the formula
EMI0001.0074
    it is heated with 5 parts by weight of potassium hydroxide and 10 parts by volume of methanol for 5 hours in a one: closing tube to 200-210. After cooling, water is added, acidified with hydrochloric acid, shaken out with ether and the ether washed with saturated bicarbonate solution and water.

   The residue of the evaporated ether solution gives, after recrystallization from ethyl acetate, the estrogenically active 1-ethyl-2-methyl-7 -oxy-1,2,3,4-tet.rahydro- phenanthrene-2-carboxylic acid of F. 204 and the formula
EMI0002.0001
    The starting material is obtained z.

   B. as follows: 6.5 parts by weight of 1-geto-2-methyl-7-methoxy -1, 2,3,4 - tetrahydno - phenanthrene - 2-, carboxylic acid methyl ester is left with a Grignard solution made from 0, 6 parts by weight of magnesium and 2 parts by volume of ethyl, b.romide, reag-iemen,

          eiiwarms 6 parts by weight of the carbinol obtained in this way with a temperature of 153 to split off water with 25 parts by volume of formic acid on a water bath and hydrogenates 2 parts by weight of the 1-ethylidene-2-methyl-7-methoxy-1,2,3,4 teurahydro -phenanthrene-2-carboxylic acid-ethyl ester in 100 parts by volume of alcohol,

   in the presence of 2 parts by weight of one. Platinum catalyst to 1-ethyl-2-methyl-7-methoxy-1,2,3,4-tetrahydro-phenanthrene-2-carboxylic acid methyl ester of F. 76-78.

 

Claims (1)

PATENTANSPRUCH: Verfahren zur Herstellung eines neuen Oxyhydrophenanthren-Derivates, dadurch ge- kennzeichnet, dass man ein 1-Athyl-2-methyl- 1,2,3,4-tetrahydro-phenanthren, PATENT CLAIM: Process for the production of a new oxyhydrophenanthrene derivative, characterized in that a 1-ethyl-2-methyl-1,2,3,4-tetrahydro-phenanthrene, das in 7-Stel- lung einen durch Hydrolyse in die Hydnoxyl- gruppe sowie in 2-Stellung einen durch Hy drolyse in die Carboxylg-ruppe überführbaren Substituenten enthält, zwecks gleichzeitiger; which in the 7-position contains a substituent which can be converted into the hydroxyl group by hydrolysis and a substituent in the 2-position which can be converted into the carboxyl group by hydrolysis, for the purpose of simultaneous; Bildung einer freien Itydroxyl- sowie Carb- oxylgrwppe mit hydrolysierenden Mitteln be handelt. Das noch nicht bekannte Endprodukt des Verfahrens, die 1-Athyl - 2 - methyl - 7 - oxy- 1,2,3,4-tetrahydro-phenanthren-2-carbonsäure vom F. 204 , zeigt sowohl bei parenteraler als auch bei oraler Applikation eine ausser ordentlich hohe oestrogene Wirkung. Formation of a free hydroxyl and carboxyl group treated with hydrolyzing agents. The as yet unknown end product of the process, the 1-ethyl-2-methyl-7-oxy-1,2,3,4-tetrahydro-phenanthrene-2-carboxylic acid of F. 204, shows both parenteral and oral administration an exceptionally high estrogenic effect. Es soll therapeutische finden oder als Zwischenprodukt zu,o Herstellung therapeu- tisch verwendbarer Verbindungen dienen. <B>UNTERANSPRÜCHE:</B> 1. Verfahren nach Patentanspruch, da, duuch gekennzeichnet, dass man einen 1-Athyl - 2 - methyl - 7 -.alkoxy -1,2,3,4 - tetra- hydro-phenanthren-2-carbonsäureester ver wendet. 2. It is intended to be therapeutic or to serve as an intermediate product for the production of therapeutically usable compounds. <B> SUBClaims: </B> 1. The method according to the patent claim, characterized by the fact that a 1-ethyl - 2 - methyl - 7-alkoxy -1,2,3,4 - tetra- hydro-phenanthrene- 2-carboxylic acid ester is used. 2. Verfahren nach Patentanspruch, da durch gekennzeichnet, dass man einen 1. -Äthyl - 2 - methyl - 7 -a@cyloxy-.1,2,3,4-tetra- hydro - phenanthren - 2 - oar bonsäureester ver wendet. 3. Process according to patent claim, characterized in that a 1. -ethyl - 2 - methyl - 7 -a @ cyloxy-.1,2,3,4-tetra- hydro - phenanthrene - 2 - oarboxylic acid ester is used. 3. Verfahren nach Patentanspruch und Unteranspruch 1, dadurch gekennzeichnet, dass man den 1-Athyl-2-m-ethyl-7-methoxy- 1, 2, 3,4 - tetrahydro - 'phenanthren - 2 - carbon- säuremethyles,ter verwendet. 4. Verfahren nach Patentanspruch, da. Process according to claim and dependent claim 1, characterized in that 1-ethyl-2-m-ethyl-7-methoxy-1,2,3,4-tetrahydro-phenanthrene-2-carboxylic acid methyl ter is used. 4. The method according to claim, there. durch gekennzeichnet, dass man als hydroly- sierendes Mittel eine anorganische Base in einem geschlossenen Gefäss verwendet. characterized in that an inorganic base is used as the hydrolyzing agent in a closed vessel.
CH258180D 1944-01-10 1944-01-10 Process for the preparation of a new oxyhydrophenanthrene derivative. CH258180A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH258180T 1944-01-10
CH250372T 1944-01-10

Publications (1)

Publication Number Publication Date
CH258180A true CH258180A (en) 1948-11-15

Family

ID=25729436

Family Applications (1)

Application Number Title Priority Date Filing Date
CH258180D CH258180A (en) 1944-01-10 1944-01-10 Process for the preparation of a new oxyhydrophenanthrene derivative.

Country Status (1)

Country Link
CH (1) CH258180A (en)

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