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ES408277A1 - Water-insoluble monoazo dyestuffs - Google Patents

Water-insoluble monoazo dyestuffs

Info

Publication number
ES408277A1
ES408277A1 ES408277A ES408277A ES408277A1 ES 408277 A1 ES408277 A1 ES 408277A1 ES 408277 A ES408277 A ES 408277A ES 408277 A ES408277 A ES 408277A ES 408277 A1 ES408277 A1 ES 408277A1
Authority
ES
Spain
Prior art keywords
water
signifies
formula
insoluble monoazo
dinitro
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
ES408277A
Other languages
Spanish (es)
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.)
Hoechst AG
Original Assignee
Hoechst AG
Farbwerke Hoechst 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 Hoechst AG, Farbwerke Hoechst AG filed Critical Hoechst AG
Publication of ES408277A1 publication Critical patent/ES408277A1/en
Expired legal-status Critical Current

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Abstract

Procedure for the preparation of water-insoluble monoazo dyes of the general formula (1) ** (See formula) ** where X signifies a chlorine or bromine atom, R1 signifies an alcohol group with 1 to 4 carbon atoms and R2 and R3 signifies a methyl or ethyl group, characterized in that 2,4-dinitro-6-chloroaniline is diazotized or 2,4-dinitro-6-bromoaniline and is combined with a coupling component of formula (2) ** (See formula) ** wherein R1, R2, and R3 have the aforementioned meanings. (Machine-translation by Google Translate, not legally binding)
ES408277A 1971-11-10 1972-11-04 Water-insoluble monoazo dyestuffs Expired ES408277A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712155866 DE2155866C3 (en) 1971-11-10 1971-11-10 Water-insoluble monoazo dyes, process for their preparation and use

Publications (1)

Publication Number Publication Date
ES408277A1 true ES408277A1 (en) 1976-03-01

Family

ID=5824734

Family Applications (1)

Application Number Title Priority Date Filing Date
ES408277A Expired ES408277A1 (en) 1971-11-10 1972-11-04 Water-insoluble monoazo dyestuffs

Country Status (10)

Country Link
JP (1) JPS4858026A (en)
BE (1) BE791261A (en)
BR (1) BR7207824D0 (en)
CA (1) CA962669A (en)
CH (1) CH564579A5 (en)
DE (1) DE2155866C3 (en)
ES (1) ES408277A1 (en)
FR (1) FR2159454B1 (en)
GB (1) GB1409254A (en)
IT (1) IT970319B (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1261580A (en) * 1960-06-29 1961-05-19 Sandoz Ag New nitrated azo dyes suitable for dyeing, padding and printing polyester fibers and preparation of these dyes
FR1494489A (en) * 1965-09-24 1967-09-08 Geigy Ag J R Mono-azo dyes and their preparation

Also Published As

Publication number Publication date
DE2155866B2 (en) 1974-02-28
GB1409254A (en) 1975-10-08
DE2155866A1 (en) 1973-05-24
IT970319B (en) 1974-04-10
FR2159454B1 (en) 1976-06-04
JPS4858026A (en) 1973-08-15
FR2159454A1 (en) 1973-06-22
CA962669A (en) 1975-02-11
CH564579A5 (en) 1975-07-31
BE791261A (en) 1973-05-10
DE2155866C3 (en) 1974-10-10
BR7207824D0 (en) 1973-08-30

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