GB190929459A - Manufacture and Production of a New Azodyestuff. - Google Patents

Manufacture and Production of a New Azodyestuff.

Info

Publication number
GB190929459A
GB190929459A GB190929459DA GB190929459A GB 190929459 A GB190929459 A GB 190929459A GB 190929459D A GB190929459D A GB 190929459DA GB 190929459 A GB190929459 A GB 190929459A
Authority
GB
United Kingdom
Prior art keywords
acid
azodyestuff
manufacture
new
production
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
Philip Arthur Newton
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 GB190929459A publication Critical patent/GB190929459A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B27/00—Preparations in which the azo group is formed in any way other than by diazotising and coupling, e.g. oxidation
    • C09B27/06—Tartrazines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

29,459. Newton, P. A., [Farbenfabriken vorm. F. Bayer & Co.]. Dec. 16. Pyrazolone dyes.-A hydrazone dye is obtained by condensing two molecular proportions of phenylhydrazine-o-sulphonic acid with dioxytartaric acid ; the product dyes wool in acid baths greenishyellow shades. Phenylhydrazine-o-sulphonic acid is obtained by reducing diazotized o-sulphanilic acid with stannous chloride and hydrochloric acid..
GB190929459D 1909-12-16 1909-12-16 Manufacture and Production of a New Azodyestuff. Expired GB190929459A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB190929459T 1909-12-16

Publications (1)

Publication Number Publication Date
GB190929459A true GB190929459A (en) 1910-10-06

Family

ID=32559350

Family Applications (2)

Application Number Title Priority Date Filing Date
GB190929459D Expired GB190929459A (en) 1909-12-16 1909-12-16 Manufacture and Production of a New Azodyestuff.
GB191000370D Expired GB191000370A (en) 1909-12-16 1910-01-06 Manufacture and Production of a New Azodyestuff.

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB191000370D Expired GB191000370A (en) 1909-12-16 1910-01-06 Manufacture and Production of a New Azodyestuff.

Country Status (1)

Country Link
GB (2) GB190929459A (en)

Also Published As

Publication number Publication date
GB191000370A (en) 1910-10-20

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