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标题标题2专利权人发明人附图摘要摘要2优先权号IPC专利类型
首页上页46474849505152尾页520 条记录, 当前第51/52页。
公开号 公开日 申请号 申请日
1. PT82020A 1986/3/1 PT19860082020 1986/2/12
专利标题:PROCESS FOR PRODUCING 4-(2-METHOXYETHYL)-PHENYLGLYCIDYL ETHER AND/OR METOPROLOL 法律状态
专利权人GIST BROCADES NV [NL];


2. FI860599A0 1986/2/10
专利标题:Foerfarande foer framstaellning av 4-(2-metoxietyl)-fenylglycidyleter och/eller metoprolol. 法律状态
专利权人Gist-brocades N.v.;


3. CA1198125A1 1985/12/17 CA19820417934 1982/12/16
专利标题:METHOD FOR THE PREPARATION OF METOPROLOL 法律状态
专利权人HAESELE AB;
A process for the preparation of metoprolol or 1isopropylamino-3-(4-(2-methoxy)ethylphenoxy)-2-propanol wherein 3-(4-(2-methoxy)ethyl)phenoxy-1,2-propanediol is reacted with thionyl chloride in dichlormethane in the presence of triethylamine to form 4-(4-((2-methoxy-ethyl)phenoxy)methyl)-1,3,2-dioxathiolane-2-oxide < IMG > which is then reacted with isopropylamine in acetonitrile.


4. CN85102267A 1985/11/10 CN19851002267 1985/4/1
专利标题:NEW PROCESS FOR SYNTHESIZING METOPROLOL 法律状态
专利权人ZHENGZHOU UNIVERSITY;


5. HU186649B 1985/8/28 HU19820004069 1982/12/16
专利标题:PROCESS FOR PRODUCING 1-ISOPROPYL-AMINO-3-SQUARE BRACKET-4-BRACKET-2-2-METHOXY-ETHYL-BRACKET CLOSED-PHENOXY-SQUARE BRACKET CLOSED-2-PROPANOL /METOPROLOL/ 法律状态
专利权人ORION YHTYMAE OY;


6. CH639065A5 1983/10/31 CH19790003012 1979/3/30
专利标题:Process for the preparation of 1-isopropylamino-3-[4-(2-methoxy- ethyl)phenoxy]-2-propanol 法律状态
专利权人HAESSLE AB [SE];
The compound with the trivial name metoprolol is prepared in a 3-step reaction. In the first step by reaction of 4-hydroxy- omega -methoxy- acetophenone with epichlorohydrin in the presence of a catalytic amount of triethylamine at elevated temperature. In the second step by reaction of the resulting 1-chloro-3-[4-(methoxymethylcarbonyl)- phenoxy]-2-propanol with isopropylamine in a solvent at elevated temperature. In the third step by reduction of the resulting 1-isopropylamino-3-[4-(methoxymet...


7. FI824231A 1983/6/18
专利标题:Foerfarande foer framstaellning av metoprolol 法律状态
专利权人Orion-yhtymae Oy;


8. FI824231A0 1982/12/9
专利标题:Foerfarande foer framstaellning av metoprolol 法律状态
专利权人Orion-yhtymae Oy;


9. NO146466C 1982/10/6 NO19790003121 1979/9/28
专利标题:Fremgangsmaate for fremstilling av et terapeutisk aktivt propanolamin, metoprolol 法律状态
专利权人Haessle, Ab,;


10. FR2487338B1 1982/9/17
专利标题:Procede perfectionne de preparation du (methoxy-2 ethyl)-4 phenol 法律状态
专利权人Sanofi;
L'INVENTION SE RAPPORTE A UN PROCEDE DE PREPARATION DE (METHOXY-2 ETHYL)-4 PHENOL DE FORMULE:(CF DESSIN DANS BOPI)CARACTERISE EN CE QUE L'ON FAIT REAGIR UN BROMURE D'ALKYLOXY-4 PHENYL AVEC DU MAGNESIUM PUIS LE BROMURE D'ALKYLOXY-4 PHENYLMAGNESIUM OBTENU AVEC UN DERIVE METHOXYACETIQUE POUR FORMER UN ETHER QUE L'ON SCINDE PAR UN ACIDE MINERAL OU ORGANIQUE POUR OBTENIR LE (METHOXY-2 ETHYL)-4 PHENOL.LE PRODUIT PREPARE SELON L'INVENTION EST UN PRODUIT DE DEPART POUR LA SYNTHESE DU METOPROLOL.



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