GR23455B - METHOD FOR THE PREPARATION OF BENZOKINOLIZINE TEXTILE CARBINES. - Google Patents

METHOD FOR THE PREPARATION OF BENZOKINOLIZINE TEXTILE CARBINES.

Info

Publication number
GR23455B
GR23455B GR580123455A GR580123455A GR23455B GR 23455 B GR23455 B GR 23455B GR 580123455 A GR580123455 A GR 580123455A GR 580123455 A GR580123455 A GR 580123455A GR 23455 B GR23455 B GR 23455B
Authority
GR
Greece
Prior art keywords
preparation
benzo
denotes
general formula
benzokinolizine
Prior art date
Application number
GR580123455A
Other languages
Greek (el)
Original Assignee
F. Hoffmann - La Roche & Co. A/G
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 F. Hoffmann - La Roche & Co. A/G filed Critical F. Hoffmann - La Roche & Co. A/G
Priority to GR580123455A priority Critical patent/GR23455B/en
Publication of GR23455B publication Critical patent/GR23455B/en

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  • Nitrogen Condensed Heterocyclic Rings (AREA)

Abstract

έθοδος δια την παρασκευήν υποκατεστημένων 2-υδροξύ-βενζο[α] κινολιζινών του γενικού τύπου: [*] εις τον οποίον τα R1 και R2 δηλούν υδρογόνον, μίαν αλκοξύομάδα ή ομού μίαν αλκυλενοδιοξύ-ομάδα, το R3 δηλοί εν αλκενυλικόν αραλκυλικόν υπόλοιπον ή εναλκυλικόν υπόλοιπον ενδεχομένως περιέχον οξυγόνον συνδεδεμένον αιθεροειδώς, και το R4 δηλοί εν αιθινυλικόν ή βινυλικόν ή αιθυλικόν υπόλοιπον ενδεχομένως υποκατεστημένον δι' αλκυλικών, αρυλικών ριζών ή αλκοξύ-ριζών, ως και των αλάτων των εν λόγω ενώσεων,διακρινομένη εκ τούτου ότι, μίαν 2-οξο-βενζο[α] κινολιζίνην του γενικού τύπου: [*] εις τον οποίον τα R1, R2 και R3 έχουν την ανωτέρω δοθείσαν σημασίαν, φέρομεν εις αντίδρασιν με μίαν οργανομεταλλικήνένωσιν του ακετυλενίου, το προϊόν της συμπυκνώσεως υποβάλλομεν εις υδρόλυσιν, την παραχθείσαν τριτοταγή καρβινόλην υποβάλλομεν εις καταλυτικήν υδρογόνωσιν, εάν τούτο είναι επιθυμητόν, και ενδεχομένωςμετατρέπομεν εις εν άλας. Method for the preparation of substituted 2-hydroxy-benzo [α] quinolysins of general formula: [*] wherein R1 and R2 denote hydrogen, an alkoxy group or an alkylene dioxy group, R3 denotes an alkenyl aralkyl moiety or an alkyl moiety possibly containing oxygen bound to an ether, and R4 denotes in ethinyl or vinyl or ethyl residues optionally substituted by alkyl, aryl or alkoxy radicals; as well as the salts of said compounds, characterized in that a 2-oxo-benzo [α] quinolizine of the general formula: [*] in which R1, R2 and R3 have the above meaning, Reacted with an organometallic compound of acetylene, the product of the condensate is hydrolyzed, the tertiary carbinol produced is subjected to catalytic hydrogenation, if desired, and possibly.

GR580123455A 1958-09-10 1958-09-10 METHOD FOR THE PREPARATION OF BENZOKINOLIZINE TEXTILE CARBINES. GR23455B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GR580123455A GR23455B (en) 1958-09-10 1958-09-10 METHOD FOR THE PREPARATION OF BENZOKINOLIZINE TEXTILE CARBINES.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GR580123455A GR23455B (en) 1958-09-10 1958-09-10 METHOD FOR THE PREPARATION OF BENZOKINOLIZINE TEXTILE CARBINES.

Publications (1)

Publication Number Publication Date
GR23455B true GR23455B (en) 1962-07-18

Family

ID=36864746

Family Applications (1)

Application Number Title Priority Date Filing Date
GR580123455A GR23455B (en) 1958-09-10 1958-09-10 METHOD FOR THE PREPARATION OF BENZOKINOLIZINE TEXTILE CARBINES.

Country Status (1)

Country Link
GR (1) GR23455B (en)

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