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GR13685B - NEW AMIDES OF A PYRIDINE - DICARBONIC ACID AND METHOD OF PREPARATION OF THESE. - Google Patents

NEW AMIDES OF A PYRIDINE - DICARBONIC ACID AND METHOD OF PREPARATION OF THESE.

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Publication number
GR13685B
GR13685B GR510113685A GR510113685A GR13685B GR 13685 B GR13685 B GR 13685B GR 510113685 A GR510113685 A GR 510113685A GR 510113685 A GR510113685 A GR 510113685A GR 13685 B GR13685 B GR 13685B
Authority
GR
Greece
Prior art keywords
pyridine
groups
preparation
dicarbonic acid
amides
Prior art date
Application number
GR510113685A
Other languages
Greek (el)
Original Assignee
Cilag 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 Cilag Aktiengesellschaft filed Critical Cilag Aktiengesellschaft
Priority to GR510113685A priority Critical patent/GR13685B/en
Publication of GR13685B publication Critical patent/GR13685B/en

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  • Pyridine Compounds (AREA)

Abstract

έα αμίδια του πυριδινο-3,5-δικαρβονικού οξέος τουγενικού τύπου: [*] ένθα R1 είναι εν άτομον υδρογόνου, R3 εν υπόλοιπον αλκυλίου, εις το οποίον άτομαυδρογόνου δύνανται να αντικατασταθούν δι' αρυλομάδων, διαλκυλαμινομάδων, κυκλοαλκυλεναμινομάδων ή τριαλκυλαμμωνιομάδων, R2 είναι εν άτομον υδρογόνου ή έχει την αυτήν σημασίνα ως το R3 και R4 εν άτομον υδρογόνου ή εν υπόλοιπον αλυλίου, ή ένθα R3 και R4, σημαίνουν ομού εν υπόλοιπον κυκλοαλυλενίου, τοοποίον δύναται να περιέχη εν άτομον οξυγόνου ήεν άτομον θείου ή μία ]Ν-αλκυλομάδα. amides of pyridine-3,5-dicarboxylic acid of tungsten type: [*] wherein R 1 is in a hydrogen atom, R 3 is in an alkyl moiety, in which hydrogen atoms can be substituted by aryl groups, dialkylamino groups, cycloalkylenene groups or trialkylammonium groups, R 2 is a hydrogen atom or R has the same meaning of alkyl, or R3 and R4, mean together cycloalkylene residue, which may contain an oxygen atom or a sulfur atom or an] N-alkyl group.

GR510113685A 1951-07-23 1951-07-23 NEW AMIDES OF A PYRIDINE - DICARBONIC ACID AND METHOD OF PREPARATION OF THESE. GR13685B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GR510113685A GR13685B (en) 1951-07-23 1951-07-23 NEW AMIDES OF A PYRIDINE - DICARBONIC ACID AND METHOD OF PREPARATION OF THESE.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GR510113685A GR13685B (en) 1951-07-23 1951-07-23 NEW AMIDES OF A PYRIDINE - DICARBONIC ACID AND METHOD OF PREPARATION OF THESE.

Publications (1)

Publication Number Publication Date
GR13685B true GR13685B (en) 1952-07-05

Family

ID=36835928

Family Applications (1)

Application Number Title Priority Date Filing Date
GR510113685A GR13685B (en) 1951-07-23 1951-07-23 NEW AMIDES OF A PYRIDINE - DICARBONIC ACID AND METHOD OF PREPARATION OF THESE.

Country Status (1)

Country Link
GR (1) GR13685B (en)

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