BE849730A - Procede de preparation de 1,5-dihydroxy-4,8-diamino-anthraquinone aryle en position - Google Patents

Procede de preparation de 1,5-dihydroxy-4,8-diamino-anthraquinone aryle en position

Info

Publication number
BE849730A
BE849730A BE173530A BE173530A BE849730A BE 849730 A BE849730 A BE 849730A BE 173530 A BE173530 A BE 173530A BE 173530 A BE173530 A BE 173530A BE 849730 A BE849730 A BE 849730A
Authority
BE
Belgium
Prior art keywords
diamino
anthraquinone
dihydroxy
aryl
preparing
Prior art date
Application number
BE173530A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE849730A publication Critical patent/BE849730A/xx

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
    • 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
    • C09B1/51—N-substituted amino-hydroxy anthraquinone
    • C09B1/515—N-alkyl, N-aralkyl or N-cycloalkyl derivatives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Coloring (AREA)
BE173530A 1975-12-23 1976-12-22 Procede de preparation de 1,5-dihydroxy-4,8-diamino-anthraquinone aryle en position BE849730A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH113380A CH619976A5 (is) 1975-12-23 1975-12-23

Publications (1)

Publication Number Publication Date
BE849730A true BE849730A (fr) 1977-06-22

Family

ID=4419457

Family Applications (1)

Application Number Title Priority Date Filing Date
BE173530A BE849730A (fr) 1975-12-23 1976-12-22 Procede de preparation de 1,5-dihydroxy-4,8-diamino-anthraquinone aryle en position

Country Status (7)

Country Link
US (1) US4111966A (is)
JP (1) JPS5298027A (is)
BE (1) BE849730A (is)
CH (1) CH619976A5 (is)
DE (1) DE2657997A1 (is)
FR (1) FR2344597A1 (is)
GB (1) GB1532048A (is)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH641828A5 (fr) * 1979-08-17 1984-03-15 Ebauches Sa Composition a base de cristal liquide pour dispositif electro-optique.
DE3040102A1 (de) * 1980-10-24 1982-06-03 Merck Patent Gmbh, 6100 Darmstadt Dichroitische anthrachinonfarbstoffe, diese enthaltende fluessigkristalline dielektrika und elektrooptisches anzeigeelement

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE627010A (is) *
US1782747A (en) * 1925-04-17 1930-11-25 Gen Aniline Works Inc Process of splitting off sulphogroups from anthraquinone sulphonic acid derivatives
CH540959A (de) * 1966-10-10 1973-10-15 Ciba Geigy Ag Verfahren zur Herstellung neuer wasserunlöslicher Anthrachinonderivate
CH597170A5 (is) * 1974-12-20 1978-03-31 Ciba Geigy Ag

Also Published As

Publication number Publication date
GB1532048A (en) 1978-11-15
JPS5298027A (en) 1977-08-17
FR2344597A1 (fr) 1977-10-14
DE2657997A1 (de) 1977-07-07
CH619976A5 (is) 1980-10-31
FR2344597B1 (is) 1980-03-07
US4111966A (en) 1978-09-05

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