CH521416A - Process for the preparation of 1,8-dihydro-4,5-dinitro-anthraquinone halides and application of the same for the preparation of 1,8-dihydroxy-4,5-diamino-anthraquinone halides - Google Patents

Process for the preparation of 1,8-dihydro-4,5-dinitro-anthraquinone halides and application of the same for the preparation of 1,8-dihydroxy-4,5-diamino-anthraquinone halides

Info

Publication number
CH521416A
CH521416A CH908369A CH908369A CH521416A CH 521416 A CH521416 A CH 521416A CH 908369 A CH908369 A CH 908369A CH 908369 A CH908369 A CH 908369A CH 521416 A CH521416 A CH 521416A
Authority
CH
Switzerland
Prior art keywords
anthraquinone
halides
preparation
dinitro
diamino
Prior art date
Application number
CH908369A
Other languages
German (de)
Inventor
Yamada Eiji
Hamaguchi Kunimasa
Akamatsu Takashi
Original Assignee
Sumitomo Chemical Co
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 Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Publication of CH521416A publication Critical patent/CH521416A/en

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
    • C09B1/00—Dyes with anthracene nucleus not condensed with any other ring
    • C09B1/50—Amino-hydroxy-anthraquinones; Ethers and esters thereof
    • C09B1/503—Amino-hydroxy-anthraquinones; Ethers and esters thereof unsubstituted amino-hydroxy anthraquinone

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH908369A 1968-06-14 1969-06-13 Process for the preparation of 1,8-dihydro-4,5-dinitro-anthraquinone halides and application of the same for the preparation of 1,8-dihydroxy-4,5-diamino-anthraquinone halides CH521416A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4127168 1968-06-14
JP4127068 1968-06-14

Publications (1)

Publication Number Publication Date
CH521416A true CH521416A (en) 1972-04-15

Family

ID=26380832

Family Applications (1)

Application Number Title Priority Date Filing Date
CH908369A CH521416A (en) 1968-06-14 1969-06-13 Process for the preparation of 1,8-dihydro-4,5-dinitro-anthraquinone halides and application of the same for the preparation of 1,8-dihydroxy-4,5-diamino-anthraquinone halides

Country Status (4)

Country Link
CH (1) CH521416A (en)
DE (1) DE1929808A1 (en)
FR (1) FR2010908A1 (en)
GB (1) GB1245516A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2730720C2 (en) * 1977-07-07 1979-07-12 Basf Ag, 6700 Ludwigshafen Process for the preparation of practically pure l-amino-8-nitro-43dihydroxy-anthraquinone
DE2909481A1 (en) * 1979-03-10 1980-09-11 Bayer Ag METHOD FOR PRODUCING 4,5-DINITRO-1,8-DIHYDROXYANTHRACHINONE
DE29814114U1 (en) * 1998-08-06 1999-12-16 Brohl Franz Josef Oil suction device for motor vehicles

Also Published As

Publication number Publication date
GB1245516A (en) 1971-09-08
DE1929808A1 (en) 1969-12-18
FR2010908A1 (en) 1970-02-20

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Legal Events

Date Code Title Description
PL Patent ceased