GB1296655A - - Google Patents
Info
- Publication number
- GB1296655A GB1296655A GB1296655DA GB1296655A GB 1296655 A GB1296655 A GB 1296655A GB 1296655D A GB1296655D A GB 1296655DA GB 1296655 A GB1296655 A GB 1296655A
- Authority
- GB
- United Kingdom
- Prior art keywords
- alkyl
- salicylazosulphapyridine
- hydrolysing
- aminopyridine
- signifies
- 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
- ICSNLGPSRYBMBD-UHFFFAOYSA-N 2-aminopyridine Chemical compound NC1=CC=CC=N1 ICSNLGPSRYBMBD-UHFFFAOYSA-N 0.000 abstract 2
- 125000000217 alkyl group Chemical group 0.000 abstract 2
- HTSGKJQDMSTCGS-UHFFFAOYSA-N 1,4-bis(4-chlorophenyl)-2-(4-methylphenyl)sulfonylbutane-1,4-dione Chemical compound C1=CC(C)=CC=C1S(=O)(=O)C(C(=O)C=1C=CC(Cl)=CC=1)CC(=O)C1=CC=C(Cl)C=C1 HTSGKJQDMSTCGS-UHFFFAOYSA-N 0.000 abstract 1
- 101100440696 Caenorhabditis elegans cor-1 gene Proteins 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 239000011230 binding agent Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 150000002148 esters Chemical class 0.000 abstract 1
- 230000003301 hydrolyzing effect Effects 0.000 abstract 1
- 230000001225 therapeutic effect Effects 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B43/00—Preparation of azo dyes from other azo compounds
- C09B43/32—Preparation of azo dyes from other azo compounds by reacting carboxylic or sulfonic groups, or derivatives thereof, with amines; by reacting keto-groups with amines
- C09B43/325—Preparation of azo dyes from other azo compounds by reacting carboxylic or sulfonic groups, or derivatives thereof, with amines; by reacting keto-groups with amines by reacting sulfonic acids with amines
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
Abstract
1296655 Process for salicylazosulphapyridine PHARMACIA AB 19 April 1971 [6 March 1970] 23265/71 Heading C2C The invention comprises a process for making therapeutic compound I by reacting compound II with 2 -aminopyridine in the presence of acid binder and hydrolysing the ester so obtained (X is H or signifies COR 1 . where R 1 is C 1 to C 4 alkyl; R is C 1 to C 4 alkyl).
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE298870A SE353537B (en) | 1970-03-06 | 1970-03-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1296655A true GB1296655A (en) | 1972-11-15 |
Family
ID=20261150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1296655D Expired GB1296655A (en) | 1970-03-06 | 1971-04-19 |
Country Status (6)
| Country | Link |
|---|---|
| CH (1) | CH520139A (en) |
| DE (1) | DE2110613A1 (en) |
| FR (1) | FR2085679B1 (en) |
| GB (1) | GB1296655A (en) |
| NL (1) | NL7102980A (en) |
| SE (1) | SE353537B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104130186A (en) * | 2014-06-30 | 2014-11-05 | 江苏瑞克医药科技有限公司 | Method for improving salicylazosulfapyridine refining production efficiency |
| CN105330599A (en) * | 2015-11-26 | 2016-02-17 | 苏州统华药品有限公司 | Method for synthesizing salazosulfapyridine by utilizing 2-aminopyridine as raw material |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE791889A (en) * | 1971-11-26 | 1973-05-24 | Pharmacia Ab | NEW DERIVATIVES OF PYRIDINE |
| US4412992A (en) * | 1980-07-21 | 1983-11-01 | Biorex Laboratories Limited | 2-Hydroxy-5-phenylazobenzoic acid derivatives and method of treating ulcerative colitis therewith |
-
1970
- 1970-03-06 SE SE298870A patent/SE353537B/xx unknown
-
1971
- 1971-03-05 NL NL7102980A patent/NL7102980A/xx unknown
- 1971-03-05 CH CH324271A patent/CH520139A/en not_active IP Right Cessation
- 1971-03-05 DE DE19712110613 patent/DE2110613A1/en active Pending
- 1971-03-05 FR FR7107772A patent/FR2085679B1/fr not_active Expired
- 1971-04-19 GB GB1296655D patent/GB1296655A/en not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104130186A (en) * | 2014-06-30 | 2014-11-05 | 江苏瑞克医药科技有限公司 | Method for improving salicylazosulfapyridine refining production efficiency |
| CN105330599A (en) * | 2015-11-26 | 2016-02-17 | 苏州统华药品有限公司 | Method for synthesizing salazosulfapyridine by utilizing 2-aminopyridine as raw material |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2085679A1 (en) | 1971-12-31 |
| FR2085679B1 (en) | 1974-11-15 |
| NL7102980A (en) | 1971-09-08 |
| CH520139A (en) | 1972-03-15 |
| DE2110613A1 (en) | 1971-09-23 |
| SE353537B (en) | 1973-02-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |