ITMI922289A1 - Procedimento per la preparazione di acidi 4, 4'-bis (4-fenil-1, 2, 3 triazol-2-il)-stilben-2, 2'-disolfonici e di loro sali - Google Patents
Procedimento per la preparazione di acidi 4, 4'-bis (4-fenil-1, 2, 3 triazol-2-il)-stilben-2, 2'-disolfonici e di loro saliInfo
- Publication number
- ITMI922289A1 ITMI922289A1 IT002289A ITMI922289A ITMI922289A1 IT MI922289 A1 ITMI922289 A1 IT MI922289A1 IT 002289 A IT002289 A IT 002289A IT MI922289 A ITMI922289 A IT MI922289A IT MI922289 A1 ITMI922289 A1 IT MI922289A1
- Authority
- IT
- Italy
- Prior art keywords
- dypholphonic
- fenyl
- stilben
- triazol
- salts
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
- C07C309/01—Sulfonic acids
- C07C309/28—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
- C07C309/45—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton
- C07C309/48—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton the carbon skeleton being further substituted by halogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
- C07C309/01—Sulfonic acids
- C07C309/28—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
- C07C309/45—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton
- C07C309/46—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton having the sulfo groups bound to carbon atoms of non-condensed six-membered aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
- C07D249/02—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
- C07D249/04—1,2,3-Triazoles; Hydrogenated 1,2,3-triazoles
- C07D249/06—1,2,3-Triazoles; Hydrogenated 1,2,3-triazoles with aryl radicals directly attached to ring atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4135476A DE4135476A1 (de) | 1991-10-28 | 1991-10-28 | Verfahren zur herstellung von 4,4'-bis(4-phenyl-1,2,3-triazol-2-yl)-stilben-2,2'-disulfonsaeuren bzw. ihren salzen |
Publications (3)
Publication Number | Publication Date |
---|---|
ITMI922289A0 ITMI922289A0 (it) | 1992-10-01 |
ITMI922289A1 true ITMI922289A1 (it) | 1994-04-01 |
IT1255714B IT1255714B (it) | 1995-11-10 |
Family
ID=6443568
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITMI922289A IT1255714B (it) | 1991-10-28 | 1992-10-01 | Procedimento per la preparazione di acidi 4,4'-bis (4-fenil-1,2,3, triazol-2-il)-stilben-2,2'-disolfonici e di loro sali |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE4135476A1 (it) |
GB (1) | GB2260324B (it) |
IT (1) | IT1255714B (it) |
-
1991
- 1991-10-28 DE DE4135476A patent/DE4135476A1/de not_active Withdrawn
-
1992
- 1992-10-01 IT ITMI922289A patent/IT1255714B/it active IP Right Grant
- 1992-10-27 GB GB9222582A patent/GB2260324B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE4135476A1 (de) | 1993-08-12 |
ITMI922289A0 (it) | 1992-10-01 |
IT1255714B (it) | 1995-11-10 |
GB2260324A (en) | 1993-04-14 |
GB9222582D0 (en) | 1992-12-09 |
GB2260324B (en) | 1995-07-05 |
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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: 19951028 |