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GR35017B - METHOD FOR THE PREPARATION 1, 2 - DIHYDROBENZODIAZEPINE. - Google Patents

METHOD FOR THE PREPARATION 1, 2 - DIHYDROBENZODIAZEPINE.

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Publication number
GR35017B
GR35017B GR670135017A GR670135017A GR35017B GR 35017 B GR35017 B GR 35017B GR 670135017 A GR670135017 A GR 670135017A GR 670135017 A GR670135017 A GR 670135017A GR 35017 B GR35017 B GR 35017B
Authority
GR
Greece
Prior art keywords
hydrogen
halogen
general formula
dihydrobenzodiazepine
preparation
Prior art date
Application number
GR670135017A
Other languages
Greek (el)
Original Assignee
F. Hoffmann - La Roche & Co Aktiengesellschaft
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 Aktiengesellschaft filed Critical F. Hoffmann - La Roche & Co Aktiengesellschaft
Priority to GR670135017A priority Critical patent/GR35017B/en
Publication of GR35017B publication Critical patent/GR35017B/en

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

έθοδος προς παρασκευήν ενώσεων του γενικού τύπου: [*] εις ον R1 σημαίνει υδρογόνον, αλογόνον, κατά προτίμησιν χλώριον ή βρώμιον, νιτρο ή τριφθορομεθύλιον, R2 υδρογόνον ή αλογόνον και R3 και R4 εκάστοτε, υδρογόνον ή κατωτερ. αλκύλιον, κατά προτίμησινμεθύλιον, και των δια προσθήκης οξέων αλάτων των ενώσεων τούτων, χαρακτηριζομένη εκ του ότι κυκλίζομεν μίαν ένωσιν του γενικού τύπου: [*] εις ον R1, R2, R3 και R4 έχουσι την ανωτέρω αναφερθείσαν σημασίαν και Χ παριστά μίαν κατάλληλον εξερχομένην ομάδα, και εάν επιθυμούμεν μετατρέπομεν το λαμβανόμενον προϊόν μεθ' ενός οξέος προς εν άλας. Method for preparing compounds of the general formula: [*] in R1 means hydrogen, halogen, preferably chlorine or bromine, nitro or trifluoromethyl, R2 hydrogen or halogen and R3 and R4 each, hydrogen or lower. alkyl, preferably methyl, and the addition of acid salts of these compounds, characterized in that a compound of the general formula is cycled: [*] in R1, R2, R3 and R4 have the above-mentioned significance and X represents a suitable leaving group, and if desired the product obtained is converted with an acid to a salt.

GR670135017A 1967-07-25 1967-07-25 METHOD FOR THE PREPARATION 1, 2 - DIHYDROBENZODIAZEPINE. GR35017B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GR670135017A GR35017B (en) 1967-07-25 1967-07-25 METHOD FOR THE PREPARATION 1, 2 - DIHYDROBENZODIAZEPINE.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GR670135017A GR35017B (en) 1967-07-25 1967-07-25 METHOD FOR THE PREPARATION 1, 2 - DIHYDROBENZODIAZEPINE.

Publications (1)

Publication Number Publication Date
GR35017B true GR35017B (en) 1968-07-29

Family

ID=36887957

Family Applications (1)

Application Number Title Priority Date Filing Date
GR670135017A GR35017B (en) 1967-07-25 1967-07-25 METHOD FOR THE PREPARATION 1, 2 - DIHYDROBENZODIAZEPINE.

Country Status (1)

Country Link
GR (1) GR35017B (en)

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