ES383581A1 - Procedure for the production of (2,6-phenyl-replaced) acetaldehydes. (Machine-translation by Google Translate, not legally binding) - Google Patents
Procedure for the production of (2,6-phenyl-replaced) acetaldehydes. (Machine-translation by Google Translate, not legally binding)Info
- Publication number
- ES383581A1 ES383581A1 ES383581A ES383581A ES383581A1 ES 383581 A1 ES383581 A1 ES 383581A1 ES 383581 A ES383581 A ES 383581A ES 383581 A ES383581 A ES 383581A ES 383581 A1 ES383581 A1 ES 383581A1
- Authority
- ES
- Spain
- Prior art keywords
- acetaldehydes
- translation
- phenyl
- production
- machine
- 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
- Thiazole And Isothizaole Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Abstract
Process for the production of (2,6-phenyl-substituted) acetaldehydes, of formula iv' ** (see formula) ** Wherein r'and r'0 each mean a fluorine or chlorine atom, an alkyl radical having from 1 to 3 carbon atoms or a trifluoromethyl radical, provided that both are not halogen, characterized in that a compound of formula v is treated, ** (see formula) ** Wherein r'and r'0 have the meanings indicated above, with aqueous formic acid in the presence of a raney nickel alloy, preferably at a temperature of 70ºC at the reflux temperature of the system. (Machine-translation by Google Translate, not legally binding)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US79085369A | 1969-01-13 | 1969-01-13 | |
| US84118669A | 1969-06-19 | 1969-06-19 | |
| CH1940669A CH520703A (en) | 1969-01-13 | 1969-12-30 | Process for the preparation of new thiazole derivatives |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES383581A1 true ES383581A1 (en) | 1973-07-01 |
Family
ID=27177827
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES375344A Expired ES375344A1 (en) | 1969-01-13 | 1970-01-12 | Procedure for the obtaining of tiazoles (2,6-phenyl-replaced). (Machine-translation by Google Translate, not legally binding) |
| ES383582A Expired ES383582A1 (en) | 1969-01-13 | 1970-09-12 | Procedure for the preparation of alpha-chlorine and alpha-bromine (2,6-phenyl-replaced) acetaldehydes. (Machine-translation by Google Translate, not legally binding) |
| ES383581A Expired ES383581A1 (en) | 1969-01-13 | 1970-09-12 | Procedure for the production of (2,6-phenyl-replaced) acetaldehydes. (Machine-translation by Google Translate, not legally binding) |
| ES383583A Expired ES383583A1 (en) | 1969-01-13 | 1970-09-12 | Procedure for the obtaining of tiazoles (2,6-fenil- substituted. (Machine-translation by Google Translate, not legally binding) |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES375344A Expired ES375344A1 (en) | 1969-01-13 | 1970-01-12 | Procedure for the obtaining of tiazoles (2,6-phenyl-replaced). (Machine-translation by Google Translate, not legally binding) |
| ES383582A Expired ES383582A1 (en) | 1969-01-13 | 1970-09-12 | Procedure for the preparation of alpha-chlorine and alpha-bromine (2,6-phenyl-replaced) acetaldehydes. (Machine-translation by Google Translate, not legally binding) |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES383583A Expired ES383583A1 (en) | 1969-01-13 | 1970-09-12 | Procedure for the obtaining of tiazoles (2,6-fenil- substituted. (Machine-translation by Google Translate, not legally binding) |
Country Status (1)
| Country | Link |
|---|---|
| ES (4) | ES375344A1 (en) |
-
1970
- 1970-01-12 ES ES375344A patent/ES375344A1/en not_active Expired
- 1970-09-12 ES ES383582A patent/ES383582A1/en not_active Expired
- 1970-09-12 ES ES383581A patent/ES383581A1/en not_active Expired
- 1970-09-12 ES ES383583A patent/ES383583A1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES375344A1 (en) | 1972-08-16 |
| ES383583A1 (en) | 1973-07-01 |
| ES383582A1 (en) | 1973-06-01 |
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