GB422690A - Manufacture of an indigoid dyestuff - Google Patents

Manufacture of an indigoid dyestuff

Info

Publication number
GB422690A
GB422690A GB2101634A GB2101634A GB422690A GB 422690 A GB422690 A GB 422690A GB 2101634 A GB2101634 A GB 2101634A GB 2101634 A GB2101634 A GB 2101634A GB 422690 A GB422690 A GB 422690A
Authority
GB
United Kingdom
Prior art keywords
manufacture
dyestuff
dibromisatin
indigoid
indigoid dyestuff
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
GB2101634A
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.)
BASF Schweiz AG
Original Assignee
Gesellschaft fuer Chemische Industrie in Basel CIBA
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 Gesellschaft fuer Chemische Industrie in Basel CIBA filed Critical Gesellschaft fuer Chemische Industrie in Basel CIBA
Priority to GB2101634A priority Critical patent/GB422690A/en
Publication of GB422690A publication Critical patent/GB422690A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B7/00Indigoid dyes
    • C09B7/06Indone-thionapthene indigos

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)

Abstract

A thioindigo dyestuff is obtained by condensing 7 - brom - 4 : 6 - dimethyl - 3 - oxythio - naphthene with a reactive a -derivative of 5 : 7-dibromisatin. Examples describe the condensation of the oxythionaphthene with the a -chloride of 5 : 7-dibromisatin and the dyeing of cotton with the product. Specification 266,382, [Class 2 (iii)], is referred to.
GB2101634A 1934-07-18 1934-07-18 Manufacture of an indigoid dyestuff Expired GB422690A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2101634A GB422690A (en) 1934-07-18 1934-07-18 Manufacture of an indigoid dyestuff

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2101634A GB422690A (en) 1934-07-18 1934-07-18 Manufacture of an indigoid dyestuff

Publications (1)

Publication Number Publication Date
GB422690A true GB422690A (en) 1935-01-16

Family

ID=10155763

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2101634A Expired GB422690A (en) 1934-07-18 1934-07-18 Manufacture of an indigoid dyestuff

Country Status (1)

Country Link
GB (1) GB422690A (en)

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