ES273744A1 - Procedure for the preparation of colorants to the tub of the dibenzatrona series (Machine-translation by Google Translate, not legally binding) - Google Patents

Procedure for the preparation of colorants to the tub of the dibenzatrona series (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES273744A1
ES273744A1 ES0273744A ES273744A ES273744A1 ES 273744 A1 ES273744 A1 ES 273744A1 ES 0273744 A ES0273744 A ES 0273744A ES 273744 A ES273744 A ES 273744A ES 273744 A1 ES273744 A1 ES 273744A1
Authority
ES
Spain
Prior art keywords
tub
translation
series
preparation
machine
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
ES0273744A
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.)
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
Priority claimed from CH46561A external-priority patent/CH456000A/en
Application filed by Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of ES273744A1 publication Critical patent/ES273744A1/en
Expired legal-status Critical Current

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Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)

Abstract

Process, for the preparation of dyestuffs to the tub of the dibenzantrone series, characterized in that a sulfonyl halide of the formula is amidated ** (See formula) ** in which Y means two alkoxy, or alkyl groups, preferably two lower alkyl or lower alkoxy groups or 1 to 4 halogen atoms or hydrogen atoms, one X, means a direct link and the other X means a group -CO-, with sulfatoalkylamines, which show a chain of more than five links between the ester group of sulfuric acid and the amine group which reacts with the sulfohalogenide. (Machine-translation by Google Translate, not legally binding)
ES0273744A 1961-01-16 1962-01-15 Procedure for the preparation of colorants to the tub of the dibenzatrona series (Machine-translation by Google Translate, not legally binding) Expired ES273744A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH46561A CH456000A (en) 1959-03-02 1961-01-16 Process for the production of vat dyes

Publications (1)

Publication Number Publication Date
ES273744A1 true ES273744A1 (en) 1962-07-16

Family

ID=34683114

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0273744A Expired ES273744A1 (en) 1961-01-16 1962-01-15 Procedure for the preparation of colorants to the tub of the dibenzatrona series (Machine-translation by Google Translate, not legally binding)

Country Status (1)

Country Link
ES (1) ES273744A1 (en)

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