ES468771A1 - 2-amino-1,3-benzthiazole-5-sulphonic acid - Google Patents
2-amino-1,3-benzthiazole-5-sulphonic acidInfo
- Publication number
- ES468771A1 ES468771A1 ES468771A ES468771A ES468771A1 ES 468771 A1 ES468771 A1 ES 468771A1 ES 468771 A ES468771 A ES 468771A ES 468771 A ES468771 A ES 468771A ES 468771 A1 ES468771 A1 ES 468771A1
- Authority
- ES
- Spain
- Prior art keywords
- amino
- sulphonic acid
- benzthiazole
- acid
- new
- 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
- HHPNZYLFEYNOHR-UHFFFAOYSA-N 2-amino-1,3-benzothiazole-5-sulfonic acid Chemical compound OS(=O)(=O)C1=CC=C2SC(N)=NC2=C1 HHPNZYLFEYNOHR-UHFFFAOYSA-N 0.000 title abstract 2
- LQFGLIVRXSQIDU-UHFFFAOYSA-N 3-nitro-4-thiocyanatobenzenesulfonic acid Chemical compound OS(=O)(=O)C1=CC=C(SC#N)C([N+]([O-])=O)=C1 LQFGLIVRXSQIDU-UHFFFAOYSA-N 0.000 abstract 1
- 239000000987 azo dye Substances 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 125000000664 diazo group Chemical group [N-]=[N+]=[*] 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
- C07D277/60—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings condensed with carbocyclic rings or ring systems
- C07D277/62—Benzothiazoles
- C07D277/68—Benzothiazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2
- C07D277/82—Nitrogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Thiazole And Isothizaole Compounds (AREA)
- Coloring (AREA)
Abstract
2-Amino-1,3-benzothiazole-5-sulphonic acid can be used as a new diazo component in the synthesis of azo dyes. The new compound can be prepared by reducing 3-nitro-4-thiocyanobenzenesulphonic acid.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB15281/77A GB1594002A (en) | 1977-04-13 | 1977-04-13 | 2-amino-1,3-benzthiazole-5-sulphonic acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES468771A1 true ES468771A1 (en) | 1978-11-16 |
Family
ID=10056288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES468771A Expired ES468771A1 (en) | 1977-04-13 | 1978-04-13 | 2-amino-1,3-benzthiazole-5-sulphonic acid |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS53127468A (en) |
| BE (1) | BE865725A (en) |
| CH (1) | CH638506A5 (en) |
| DE (1) | DE2813983A1 (en) |
| ES (1) | ES468771A1 (en) |
| FR (1) | FR2387225A1 (en) |
| GB (1) | GB1594002A (en) |
| IT (1) | IT1158682B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7416593B2 (en) | 2002-11-13 | 2008-08-26 | Clariant Finance (Bvi) Limited | Mono azo dyes |
-
1977
- 1977-04-13 GB GB15281/77A patent/GB1594002A/en not_active Expired
-
1978
- 1978-03-29 FR FR7809142A patent/FR2387225A1/en active Granted
- 1978-03-31 DE DE19782813983 patent/DE2813983A1/en not_active Withdrawn
- 1978-04-05 BE BE186597A patent/BE865725A/en not_active IP Right Cessation
- 1978-04-12 IT IT22230/78A patent/IT1158682B/en active
- 1978-04-12 CH CH393378A patent/CH638506A5/en not_active IP Right Cessation
- 1978-04-12 JP JP4308878A patent/JPS53127468A/en active Pending
- 1978-04-13 ES ES468771A patent/ES468771A1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE865725A (en) | 1978-10-05 |
| FR2387225B3 (en) | 1980-11-21 |
| GB1594002A (en) | 1981-07-30 |
| IT1158682B (en) | 1987-02-25 |
| FR2387225A1 (en) | 1978-11-10 |
| CH638506A5 (en) | 1983-09-30 |
| JPS53127468A (en) | 1978-11-07 |
| DE2813983A1 (en) | 1978-10-26 |
| IT7822230A0 (en) | 1978-04-12 |
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