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GB1379328A - Monoazo dyestuffs - Google Patents

Monoazo dyestuffs

Info

Publication number
GB1379328A
GB1379328A GB5466872A GB5466872A GB1379328A GB 1379328 A GB1379328 A GB 1379328A GB 5466872 A GB5466872 A GB 5466872A GB 5466872 A GB5466872 A GB 5466872A GB 1379328 A GB1379328 A GB 1379328A
Authority
GB
United Kingdom
Prior art keywords
dichloro
sulphanilic acid
aminophenylsulphonyl
nov
benzene
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
GB5466872A
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.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Publication of GB1379328A publication Critical patent/GB1379328A/en
Expired legal-status Critical Current

Links

Landscapes

  • Coloring (AREA)

Abstract

1379328 Trialkylammonium salt of N-(dichloro - 4 - aminophenylsulphonyl)sulphanilic acid BAYER AG 27 Nov 1972 [27 Nov 1971] 54668/72 Heading C2C [Also in Division C4] N - (2,5 - dichloro - 4 - aminophenylsulphonyl)- sulphanilic acid triethylammonium salt is prepared by adding triethylamine slowly to a mixture of sulphanilic acid and 2,5-dichloro-4- acetylamino-benzene-sulphochloride in benzene, refluxing, cooling and filtering off the product.
GB5466872A 1971-11-27 1972-11-27 Monoazo dyestuffs Expired GB1379328A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712158924 DE2158924A1 (en) 1971-11-27 1971-11-27 MONOAZO DYES

Publications (1)

Publication Number Publication Date
GB1379328A true GB1379328A (en) 1975-01-02

Family

ID=5826346

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5466872A Expired GB1379328A (en) 1971-11-27 1972-11-27 Monoazo dyestuffs

Country Status (8)

Country Link
JP (1) JPS4864122A (en)
BE (1) BE791873A (en)
CH (1) CH550229A (en)
DE (1) DE2158924A1 (en)
FR (1) FR2161112A1 (en)
GB (1) GB1379328A (en)
IT (1) IT971215B (en)
NL (1) NL7215989A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2422465C2 (en) * 1974-05-09 1982-12-02 Bayer Ag, 5090 Leverkusen Azo dyes
DE3133915A1 (en) * 1981-08-27 1983-03-17 Bayer Ag, 5090 Leverkusen ACID MONOAZO DYES AND THEIR USE FOR COLORING POLYAMIDES
DE3133919A1 (en) * 1981-08-27 1983-03-17 Bayer Ag, 5090 Leverkusen ACID MONOAZO DYES AND THEIR USE FOR COLORING POLYAMIDES
JPS58104956A (en) * 1981-12-18 1983-06-22 Sumitomo Chem Co Ltd Preparation of azo dye

Also Published As

Publication number Publication date
IT971215B (en) 1974-04-30
CH550229A (en) 1974-06-14
NL7215989A (en) 1973-05-29
JPS4864122A (en) 1973-09-05
BE791873A (en) 1973-05-24
DE2158924A1 (en) 1973-05-30
FR2161112A1 (en) 1973-07-06

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees