IT1241124B - 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
- IT1241124B IT1241124B IT20084A IT2008490A IT1241124B IT 1241124 B IT1241124 B IT 1241124B IT 20084 A IT20084 A IT 20084A IT 2008490 A IT2008490 A IT 2008490A IT 1241124 B IT1241124 B IT 1241124B
- Authority
- IT
- Italy
- Prior art keywords
- compounds
- preparation
- image
- pyrrolo
- pyrrole
- Prior art date
Links
- MAPSJTFQCGOIJY-UHFFFAOYSA-N 2,3-dihydro-1h-pyrrolizine-1-carboxylic acid Chemical class C1=CC=C2C(C(=O)O)CCN21 MAPSJTFQCGOIJY-UHFFFAOYSA-N 0.000 title 1
- 239000000543 intermediate Substances 0.000 title 1
- 150000001875 compounds Chemical class 0.000 abstract 4
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 abstract 1
- 125000006823 (C1-C6) acyl group Chemical group 0.000 abstract 1
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 abstract 1
- 239000003513 alkali Substances 0.000 abstract 1
- 239000002585 base Substances 0.000 abstract 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 abstract 1
- 125000004093 cyano group Chemical group *C#N 0.000 abstract 1
- 229910052736 halogen Inorganic materials 0.000 abstract 1
- 150000002367 halogens Chemical class 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 abstract 1
- 150000004679 hydroxides Chemical class 0.000 abstract 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 abstract 1
- 125000005905 mesyloxy group Chemical group 0.000 abstract 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 abstract 1
- 239000002798 polar solvent Substances 0.000 abstract 1
- 125000006239 protecting group Chemical group 0.000 abstract 1
- 125000001424 substituent group Chemical group 0.000 abstract 1
- 125000005424 tosyloxy group Chemical group S(=O)(=O)(C1=CC=C(C)C=C1)O* 0.000 abstract 1
- 230000009466 transformation Effects 0.000 abstract 1
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 abstract 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
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyrrole Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Saccharide Compounds (AREA)
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 IT9020084A0 (it) | 1990-04-20 |
| IT9020084A1 IT9020084A1 (it) | 1991-10-20 |
| IT1241124B true 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 |
|---|---|
| IT9020084A0 (it) | 1990-04-20 |
| ES2048611A1 (es) | 1994-03-16 |
| ES2048611B1 (es) | 1994-10-16 |
| IT9020084A1 (it) | 1991-10-20 |
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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 |