IT9020084A0 - Processo per la preparazione di derivati di acidi 1,2-diidro 3h pirrol (1,2-a) pirrol-l-carbossilici e relativi intermedi - Google Patents
Processo per la preparazione di derivati di acidi 1,2-diidro 3h pirrol (1,2-a) pirrol-l-carbossilici e relativi intermediInfo
- Publication number
- IT9020084A0 IT9020084A0 IT9020084A IT2008490A IT9020084A0 IT 9020084 A0 IT9020084 A0 IT 9020084A0 IT 9020084 A IT9020084 A IT 9020084A IT 2008490 A IT2008490 A IT 2008490A IT 9020084 A0 IT9020084 A0 IT 9020084A0
- Authority
- IT
- Italy
- Prior art keywords
- pirrol
- pyrrol
- dihydro
- derivatives
- preparation
- Prior art date
Links
- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical compound C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 title 1
- FDDQRDMHICUGQC-UHFFFAOYSA-N pyrrole-1-carboxylic acid Chemical class OC(=O)N1C=CC=C1 FDDQRDMHICUGQC-UHFFFAOYSA-N 0.000 title 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT20084A IT1241124B (it) | 1990-04-20 | 1990-04-20 | Processo per la preparazione di derivati di acidi 1,2-diidro 3h pirrol (1,2-a) pirrol-l-carbossilici e relativi intermedi |
ES09100903A ES2048611B1 (es) | 1990-04-20 | 1991-04-09 | Procedimiento para la preparacion de derivados de acidos 1,2-dihidro-3h-pirrol(1,2-a)pirrolo-1-carboxilicos. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT20084A IT1241124B (it) | 1990-04-20 | 1990-04-20 | Processo per la preparazione di derivati di acidi 1,2-diidro 3h pirrol (1,2-a) pirrol-l-carbossilici e relativi intermedi |
Publications (3)
Publication Number | Publication Date |
---|---|
IT9020084A0 true IT9020084A0 (it) | 1990-04-20 |
IT9020084A1 IT9020084A1 (it) | 1991-10-20 |
IT1241124B IT1241124B (it) | 1993-12-29 |
Family
ID=11163681
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT20084A IT1241124B (it) | 1990-04-20 | 1990-04-20 | Processo per la preparazione di derivati di acidi 1,2-diidro 3h pirrol (1,2-a) pirrol-l-carbossilici e relativi intermedi |
Country Status (2)
Country | Link |
---|---|
ES (1) | ES2048611B1 (it) |
IT (1) | IT1241124B (it) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4089969A (en) * | 1976-07-14 | 1978-05-16 | Syntex (U.S.A.) Inc. | 5-Aroyl-1,2-dihydro-3H-pyrrolo[1,2-a]pyrrole-1-carboxylic acid derivatives and process for the production thereof |
US4232038A (en) * | 1979-08-31 | 1980-11-04 | Syntex (U.S.A.) Inc. | 5-Alkylsulfinylbenzoyl- and 5-alkylsulfonylbenzoyl-1,2-dihydro-3H-pyrrolo[1,]pyrrole-1-carboxylic acids |
US4353829A (en) * | 1980-11-21 | 1982-10-12 | Syntex (U.S.A.) Inc. | Process for 5-aroylation of 1,2-dihydro-3H-pyrrolo[1,2-a]pyrrole-1-carboxylic esters |
-
1990
- 1990-04-20 IT IT20084A patent/IT1241124B/it active IP Right Grant
-
1991
- 1991-04-09 ES ES09100903A patent/ES2048611B1/es not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ES2048611A1 (es) | 1994-03-16 |
IT9020084A1 (it) | 1991-10-20 |
ES2048611B1 (es) | 1994-10-16 |
IT1241124B (it) | 1993-12-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19960424 |