FR2339594A1 - PROCESS FOR PREPARING NAPHTHYLAMINOSULPHONIC ACIDS - Google Patents

PROCESS FOR PREPARING NAPHTHYLAMINOSULPHONIC ACIDS

Info

Publication number
FR2339594A1
FR2339594A1 FR7605905A FR7605905A FR2339594A1 FR 2339594 A1 FR2339594 A1 FR 2339594A1 FR 7605905 A FR7605905 A FR 7605905A FR 7605905 A FR7605905 A FR 7605905A FR 2339594 A1 FR2339594 A1 FR 2339594A1
Authority
FR
France
Prior art keywords
naphthylaminosulphonic
acids
preparing
preparing naphthylaminosulphonic
naphthylaminosulphonic acids
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.)
Granted
Application number
FR7605905A
Other languages
French (fr)
Other versions
FR2339594B1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Novartis AG
Original Assignee
Ciba Geigy AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of FR2339594A1 publication Critical patent/FR2339594A1/en
Application granted granted Critical
Publication of FR2339594B1 publication Critical patent/FR2339594B1/fr
Granted legal-status Critical Current

Links

FR7605905A 1976-01-30 1976-03-02 PROCESS FOR PREPARING NAPHTHYLAMINOSULPHONIC ACIDS Granted FR2339594A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH117476A CH593248A5 (en) 1976-01-30 1976-01-30

Publications (2)

Publication Number Publication Date
FR2339594A1 true FR2339594A1 (en) 1977-08-26
FR2339594B1 FR2339594B1 (en) 1979-09-28

Family

ID=4204221

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7605905A Granted FR2339594A1 (en) 1976-01-30 1976-03-02 PROCESS FOR PREPARING NAPHTHYLAMINOSULPHONIC ACIDS

Country Status (6)

Country Link
JP (1) JPS5293756A (en)
BE (1) BE850842A (en)
CH (1) CH593248A5 (en)
DE (1) DE2703569A1 (en)
FR (1) FR2339594A1 (en)
GB (1) GB1521643A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2960219D1 (en) * 1978-02-16 1981-04-23 Ciba Geigy Ag Process for the nitration of aromatic sulfonic acids
EP0082156A4 (en) * 1981-06-26 1983-12-01 Prince Charles Hospital Dev Ct 8-anilino naphthalene-1-sulphonic acid analogues.
CN111848459A (en) * 2020-08-14 2020-10-30 中国天辰工程有限公司 Clean and efficient preparation method of 1,6 and 1, 7-clevuric acid

Also Published As

Publication number Publication date
BE850842A (en) 1977-07-28
DE2703569A1 (en) 1977-08-04
CH593248A5 (en) 1977-11-30
JPS5293756A (en) 1977-08-06
FR2339594B1 (en) 1979-09-28
GB1521643A (en) 1978-08-16

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Legal Events

Date Code Title Description
ST Notification of lapse