GB191100489A - The Manufacture of Bisulphite Compounds of Carbazole Dyestuffs and their use for Printing Purposes. - Google Patents

The Manufacture of Bisulphite Compounds of Carbazole Dyestuffs and their use for Printing Purposes.

Info

Publication number
GB191100489A
GB191100489A GB191100489DA GB191100489A GB 191100489 A GB191100489 A GB 191100489A GB 191100489D A GB191100489D A GB 191100489DA GB 191100489 A GB191100489 A GB 191100489A
Authority
GB
United Kingdom
Prior art keywords
dyestuffs
carbazole
manufacture
printing purposes
bisulphite
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
Inventor
Robert Bolton Ransford
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB191100489A publication Critical patent/GB191100489A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D209/56—Ring systems containing three or more rings
    • C07D209/80—[b, c]- or [b, d]-condensed
    • C07D209/82—Carbazoles; Hydrogenated carbazoles
    • C07D209/88—Carbazoles; Hydrogenated carbazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to carbon atoms of the ring system

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Indole Compounds (AREA)

Abstract

489. Ransford, R. B., [Cassella & Co., L.]. Jan. 7. Sulphuretted dyes. - The dyes described in Specifications 2918/09, 9689/09, and 18,822/09 are converted into bisulphite compounds by treating with alkali bisulphite solutions. The products are suitable for printing purposes.
GB191100489D 1911-01-07 1911-01-07 The Manufacture of Bisulphite Compounds of Carbazole Dyestuffs and their use for Printing Purposes. Expired GB191100489A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191100489T 1911-01-07

Publications (1)

Publication Number Publication Date
GB191100489A true GB191100489A (en) 1911-09-07

Family

ID=32365135

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191100489D Expired GB191100489A (en) 1911-01-07 1911-01-07 The Manufacture of Bisulphite Compounds of Carbazole Dyestuffs and their use for Printing Purposes.

Country Status (1)

Country Link
GB (1) GB191100489A (en)

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