JPS5427555A - Production of 22aminoo11 naphthalenesulphonic acid - Google Patents
Production of 22aminoo11 naphthalenesulphonic acidInfo
- Publication number
- JPS5427555A JPS5427555A JP9208578A JP9208578A JPS5427555A JP S5427555 A JPS5427555 A JP S5427555A JP 9208578 A JP9208578 A JP 9208578A JP 9208578 A JP9208578 A JP 9208578A JP S5427555 A JPS5427555 A JP S5427555A
- Authority
- JP
- Japan
- Prior art keywords
- 22aminoo11
- production
- naphthalenesulphonic acid
- naphthalenesulphonic
- acid
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/32—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of salts of sulfonic acids
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 |
---|---|---|---|
US82027777A | 1977-07-29 | 1977-07-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5427555A true JPS5427555A (en) | 1979-03-01 |
Family
ID=25230367
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9208578A Pending JPS5427555A (en) | 1977-07-29 | 1978-07-29 | Production of 22aminoo11 naphthalenesulphonic acid |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS5427555A (de) |
DE (1) | DE2831994A1 (de) |
FR (1) | FR2398725A1 (de) |
GB (1) | GB2001641B (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101962294A (zh) * | 2010-07-15 | 2011-02-02 | 上海大学 | 一种w型中低温ntc-ptc双重复合热敏电阻材料及其制备方法 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2831992A1 (de) * | 1977-07-29 | 1979-02-08 | American Cyanamid Co | Verfahren zur herstellung von 2-amino- 1-naphthalinsulfonsaeure |
DE2831965A1 (de) * | 1977-07-29 | 1979-02-08 | American Cyanamid Co | Verfahren zur herstellung von 2-amino- 1-naphthalinsulfonsaeure |
DE2831995A1 (de) * | 1977-07-29 | 1979-02-08 | American Cyanamid Co | Verfahren zur herstellung einer waessrigen loesung eines alkalisalzes von 2-hydroxy-1-naphthalinsulfonsaeure |
DE2831993A1 (de) * | 1977-07-29 | 1979-02-08 | American Cyanamid Co | Verfahren zur herstellung von 2-amino-1naphthalinsulfonsaeure |
DE2831956A1 (de) * | 1977-07-29 | 1979-02-15 | American Cyanamid Co | Verfahren zur herstellung einer waessrigen loesung eines alkalimetallsalzes von 2-hydroxy-1-naphthalinsulfonsaeure |
EP0031299B1 (de) * | 1979-12-20 | 1985-02-13 | Ciba-Geigy Ag | Verfahren zur Herstellung von 2-Amino-1-naphthalinsulfonsäure |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB436464A (en) * | 1933-04-11 | 1935-10-11 | Du Pont | Improvements in or relating to the manufacture of naphthylaminesulphonic acids |
CA1051023A (en) * | 1975-03-14 | 1979-03-20 | Henry X. Kaempfen | Method for tobias acid manufacture |
DE2831992A1 (de) * | 1977-07-29 | 1979-02-08 | American Cyanamid Co | Verfahren zur herstellung von 2-amino- 1-naphthalinsulfonsaeure |
DE2831965A1 (de) * | 1977-07-29 | 1979-02-08 | American Cyanamid Co | Verfahren zur herstellung von 2-amino- 1-naphthalinsulfonsaeure |
DE2831966A1 (de) * | 1977-07-29 | 1979-02-08 | American Cyanamid Co | Verfahren zur herstellung von 2-amino- 1-naphthalinsulfonsaeure |
DE2831993A1 (de) * | 1977-07-29 | 1979-02-08 | American Cyanamid Co | Verfahren zur herstellung von 2-amino-1naphthalinsulfonsaeure |
-
1978
- 1978-07-20 DE DE19782831994 patent/DE2831994A1/de not_active Withdrawn
- 1978-07-24 GB GB787830886A patent/GB2001641B/en not_active Expired
- 1978-07-27 FR FR7822223A patent/FR2398725A1/fr active Pending
- 1978-07-29 JP JP9208578A patent/JPS5427555A/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101962294A (zh) * | 2010-07-15 | 2011-02-02 | 上海大学 | 一种w型中低温ntc-ptc双重复合热敏电阻材料及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
GB2001641A (en) | 1979-02-07 |
DE2831994A1 (de) | 1979-02-08 |
GB2001641B (en) | 1982-03-10 |
FR2398725A1 (fr) | 1979-02-23 |
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