YU48721B - PROCESS FOR THE PRAPARATION OF 1ß-ETHYL-1α-(HYDROXYMETHYL)-1,2,3,4,6,7,12,12bα-OCTAHYDRO-INDOLO (2,3-a)QUINOLIZYNE AND NOVEL INTERMEDIATES - Google Patents
PROCESS FOR THE PRAPARATION OF 1ß-ETHYL-1α-(HYDROXYMETHYL)-1,2,3,4,6,7,12,12bα-OCTAHYDRO-INDOLO (2,3-a)QUINOLIZYNE AND NOVEL INTERMEDIATESInfo
- Publication number
- YU48721B YU48721B YU188791A YU188791A YU48721B YU 48721 B YU48721 B YU 48721B YU 188791 A YU188791 A YU 188791A YU 188791 A YU188791 A YU 188791A YU 48721 B YU48721 B YU 48721B
- Authority
- YU
- Yugoslavia
- Prior art keywords
- ethyl
- indolo
- hydroxymethyl
- formula
- hexahydro
- Prior art date
Links
Abstract
Postupak za dobijanje (-)-1Гџ-etil-1α-(hidroksimetil)-1,2,3,4,6,7,12,12bα-oktahidroindolo(2,3-a)hinolizin formule (I) naznačen time, što reaguje 1-etil-2,3,4,6,7,12-heksahidro-indolo(2,3-a)hinolizin formule (II) sa oko ekvimolamom količinom formaldehida ili sa njegovom polimerizovanom formom i posle izolovanja ako je potrebno novi racemski 1-etil-1-(hidroksimetil)-1,2,3,4,6,7-heksahidro-12H-indolo-(2,3-a)hinolizin formule (III) tretira se sa agensom razdvajanja u količini manjoj od ekvimolarne količine i novi dobijeni 1Гџ-etil-1α-(hidroksimetil)-1,2,3,4,6,7-heksahidro-12H-indolo-(2,3-a)hinolizin-5-jum soli formule (IV) gde X- predstavlja ostatak optički aktivne kiseline, redukuje se i ako je potrebno dobija slobodna baza formule (I). - Prijava sadrži još 6 nezavisnih i 3 zavisna zahteva.A process for the preparation of (-) - 1G-ethyl-1α- (hydroxymethyl) -1,2,3,4,6,7,12,12bα-octahydroindolo (2,3-a) quinolizine of formula (I), characterized in that reacts 1-ethyl-2,3,4,6,7,12-hexahydro-indolo (2,3-a) quinolysin of formula (II) with about an equimolam amount of formaldehyde or with its polymerized form and after isolation if a new racemic is required 1-Ethyl-1- (hydroxymethyl) -1,2,3,4,6,7-hexahydro-12H-indolo- (2,3-a) quinolysin of formula (III) is treated with a separation agent in an amount less than equimolar quantities and newly obtained 1G-ethyl-1α- (hydroxymethyl) -1,2,3,4,6,7-hexahydro-12H-indolo- (2,3-a) quinolizin-5-yl salt of formula (IV) wherein X- represents the residue of the optically active acid, reduced and if necessary obtained the free base of formula (I). - The application contains 6 more independent and 3 dependent requests.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
YU188791A YU48721B (en) | 1991-12-03 | 1991-12-03 | PROCESS FOR THE PRAPARATION OF 1ß-ETHYL-1α-(HYDROXYMETHYL)-1,2,3,4,6,7,12,12bα-OCTAHYDRO-INDOLO (2,3-a)QUINOLIZYNE AND NOVEL INTERMEDIATES |
HRP920776 HRP920776A2 (en) | 1991-12-03 | 1992-10-01 | PROCESS FOR OBTAINING 1 BETA-ETHYL-1 ALPHA(HYDROXYMETHYL)-1,2,3,4,6,7,12,12b ALPHA-OCTAHYDRO-INDOLO (2,3-a) QUINOLIZINE AND NEW INTERMEDIATES |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
YU188791A YU48721B (en) | 1991-12-03 | 1991-12-03 | PROCESS FOR THE PRAPARATION OF 1ß-ETHYL-1α-(HYDROXYMETHYL)-1,2,3,4,6,7,12,12bα-OCTAHYDRO-INDOLO (2,3-a)QUINOLIZYNE AND NOVEL INTERMEDIATES |
Publications (2)
Publication Number | Publication Date |
---|---|
YU188791A YU188791A (en) | 1994-06-10 |
YU48721B true YU48721B (en) | 1999-07-28 |
Family
ID=25556002
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
YU188791A YU48721B (en) | 1991-12-03 | 1991-12-03 | PROCESS FOR THE PRAPARATION OF 1ß-ETHYL-1α-(HYDROXYMETHYL)-1,2,3,4,6,7,12,12bα-OCTAHYDRO-INDOLO (2,3-a)QUINOLIZYNE AND NOVEL INTERMEDIATES |
Country Status (2)
Country | Link |
---|---|
HR (1) | HRP920776A2 (en) |
YU (1) | YU48721B (en) |
-
1991
- 1991-12-03 YU YU188791A patent/YU48721B/en unknown
-
1992
- 1992-10-01 HR HRP920776 patent/HRP920776A2/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
YU188791A (en) | 1994-06-10 |
HRP920776A2 (en) | 1994-08-31 |
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