FR322603A - Process for the preparation of black monoazo dyestuffs starting from naphthol-sulfonylurea-sulfoconjugates - Google Patents

Process for the preparation of black monoazo dyestuffs starting from naphthol-sulfonylurea-sulfoconjugates

Info

Publication number
FR322603A
FR322603A FR322603DA FR322603A FR 322603 A FR322603 A FR 322603A FR 322603D A FR322603D A FR 322603DA FR 322603 A FR322603 A FR 322603A
Authority
FR
France
Prior art keywords
sulfoconjugates
sulfonylurea
naphthol
starting
preparation
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
Application number
Other languages
French (fr)
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
EVANT GEIGY JEAN-ROD
Original Assignee
JR Geigy AG
EVANT GEIGY JEAN-ROD
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 JR Geigy AG, EVANT GEIGY JEAN-ROD filed Critical JR Geigy AG
Application granted granted Critical
Publication of FR322603A publication Critical patent/FR322603A/en
Expired legal-status Critical Current

Links

FR322603D 1902-06-28 1902-06-28 Process for the preparation of black monoazo dyestuffs starting from naphthol-sulfonylurea-sulfoconjugates Expired FR322603A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR322603T 1902-06-28

Publications (1)

Publication Number Publication Date
FR322603A true FR322603A (en) 1903-02-09

Family

ID=1372949

Family Applications (1)

Application Number Title Priority Date Filing Date
FR322603D Expired FR322603A (en) 1902-06-28 1902-06-28 Process for the preparation of black monoazo dyestuffs starting from naphthol-sulfonylurea-sulfoconjugates

Country Status (1)

Country Link
FR (1) FR322603A (en)

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