ES8505920A1 - Di:hydroxy-phenyl hydroxy-ethyl:amine ester salts - Google Patents
Di:hydroxy-phenyl hydroxy-ethyl:amine ester saltsInfo
- Publication number
- ES8505920A1 ES8505920A1 ES527722A ES527722A ES8505920A1 ES 8505920 A1 ES8505920 A1 ES 8505920A1 ES 527722 A ES527722 A ES 527722A ES 527722 A ES527722 A ES 527722A ES 8505920 A1 ES8505920 A1 ES 8505920A1
- Authority
- ES
- Spain
- Prior art keywords
- hydroxy
- phenyl
- ethyl
- ppt
- filtering
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The physiologically-acceptable salts of 3',5'-dihydroxy-phenyl hydroxyethylamine esters, of general formula (I) by (a) reacting a 3',5'-dihydroxy-phenyl hydroxy-ethylamine of formula (I), in which R1R2 and R3 are H, CH3, CH3CH2 or other and R1 is an alkyl gp., methyl or ethyl, with an acid chloride in presence of an organic base; (b) filtering off the ppt.; (c) treating the filtrate with aq. NaOH soln.; (d) filtering off the ppt.; (e) washing the ppt. with water and drying in vacuum; (f) treating it with acid in organic medium; (g) filtering off the salt formed; and (h) drying the vacuum.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES527722A ES8505920A1 (en) | 1983-12-01 | 1983-12-01 | Di:hydroxy-phenyl hydroxy-ethyl:amine ester salts |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES527722A ES8505920A1 (en) | 1983-12-01 | 1983-12-01 | Di:hydroxy-phenyl hydroxy-ethyl:amine ester salts |
Publications (2)
Publication Number | Publication Date |
---|---|
ES527722A0 ES527722A0 (en) | 1985-06-16 |
ES8505920A1 true ES8505920A1 (en) | 1985-06-16 |
Family
ID=8486536
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES527722A Expired ES8505920A1 (en) | 1983-12-01 | 1983-12-01 | Di:hydroxy-phenyl hydroxy-ethyl:amine ester salts |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES8505920A1 (en) |
-
1983
- 1983-12-01 ES ES527722A patent/ES8505920A1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES527722A0 (en) | 1985-06-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC1A | Transfer granted | ||
PC1A | Transfer granted |