RO83981B1 - 1,1'-oxybis-(4 n-benzamido)-benzene derivatives and process for preparing the same - Google Patents
1,1'-oxybis-(4 n-benzamido)-benzene derivatives and process for preparing the sameInfo
- Publication number
- RO83981B1 RO83981B1 RO106358A RO10635882A RO83981B1 RO 83981 B1 RO83981 B1 RO 83981B1 RO 106358 A RO106358 A RO 106358A RO 10635882 A RO10635882 A RO 10635882A RO 83981 B1 RO83981 B1 RO 83981B1
- Authority
- RO
- Romania
- Prior art keywords
- methoxy
- hydrogen
- oxybis
- benzamido
- preparing
- Prior art date
Links
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Inventia se refera la noi derivati cu formula generala I: (vezi formula) în care R1 este hidrogen, hidroxi, metoxi sau etoxi, R2 este hidrogen, metil sau metoxi, R3 este hidrogen, clor, amino, metoxi sau etoxi, R4 este hidrogen, clor sau metoxi si sunt substante cristaline, albe cu puncte de topire în intervalul 57...186 degree C care se obtin prin aceea ca, 1,1'-oxi-bis-(2-clor-4-amino-3'-metil)-benzenul se trateaza cu acizi benzoici substituiti cu formula generala II: (vezi formula) în care R1, R2, R3, R4, R5 au semnificatiile mentionate mai sus, în prezenta de triclorura de fosfor, la temperatura de reflux.The invention relates to novel derivatives of general formula I wherein R1 is hydrogen, hydroxy, methoxy or ethoxy, R2 is hydrogen, methyl or methoxy, R3 is hydrogen, chloro, amino, methoxy or ethoxy, R4 is hydrogen , chlorine or methoxy and are crystalline white crystals having melting points ranging from 57 to 186 ° C, which are obtained by reacting 1,1'-oxybis (2-chloro-4-amino-3 ' -methyl) -benzene is treated with substituted benzoic acids of the general formula II wherein R1, R2, R3, R4, R5 are as defined above, in the presence of phosphorus trichloride, at reflux temperature.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RO106358A RO83981B1 (en) | 1982-01-19 | 1982-01-19 | 1,1'-oxybis-(4 n-benzamido)-benzene derivatives and process for preparing the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RO106358A RO83981B1 (en) | 1982-01-19 | 1982-01-19 | 1,1'-oxybis-(4 n-benzamido)-benzene derivatives and process for preparing the same |
Publications (2)
Publication Number | Publication Date |
---|---|
RO83981A2 RO83981A2 (en) | 1984-04-12 |
RO83981B1 true RO83981B1 (en) | 1984-05-30 |
Family
ID=20110973
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RO106358A RO83981B1 (en) | 1982-01-19 | 1982-01-19 | 1,1'-oxybis-(4 n-benzamido)-benzene derivatives and process for preparing the same |
Country Status (1)
Country | Link |
---|---|
RO (1) | RO83981B1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9353099B2 (en) | 2010-04-27 | 2016-05-31 | Calcimedica, Inc. | Compounds that modulate intracellular calcium |
-
1982
- 1982-01-19 RO RO106358A patent/RO83981B1/en unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9353099B2 (en) | 2010-04-27 | 2016-05-31 | Calcimedica, Inc. | Compounds that modulate intracellular calcium |
Also Published As
Publication number | Publication date |
---|---|
RO83981A2 (en) | 1984-04-12 |
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