IT1018678B - Procedimento di riduzione di compo sti nitroantrachinonic - Google Patents

Procedimento di riduzione di compo sti nitroantrachinonic

Info

Publication number
IT1018678B
IT1018678B IT51215/74A IT5121574A IT1018678B IT 1018678 B IT1018678 B IT 1018678B IT 51215/74 A IT51215/74 A IT 51215/74A IT 5121574 A IT5121574 A IT 5121574A IT 1018678 B IT1018678 B IT 1018678B
Authority
IT
Italy
Prior art keywords
nitroantrachinonic
compo
sti
procedure
reduction
Prior art date
Application number
IT51215/74A
Other languages
English (en)
Original Assignee
Sandoz Ag
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 Sandoz Ag filed Critical Sandoz Ag
Application granted granted Critical
Publication of IT1018678B publication Critical patent/IT1018678B/it

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
    • C09B1/16—Amino-anthraquinones
    • C09B1/20—Preparation from starting materials already containing the anthracene nucleus
    • 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
    • C09B1/56—Mercapto-anthraquinones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT51215/74A 1973-05-28 1974-05-27 Procedimento di riduzione di compo sti nitroantrachinonic IT1018678B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH763973A CH573394A5 (it) 1973-05-28 1973-05-28

Publications (1)

Publication Number Publication Date
IT1018678B true IT1018678B (it) 1977-10-20

Family

ID=4328244

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51215/74A IT1018678B (it) 1973-05-28 1974-05-27 Procedimento di riduzione di compo sti nitroantrachinonic

Country Status (8)

Country Link
US (1) US4016182A (it)
JP (1) JPS5025555A (it)
BE (1) BE815574A (it)
CH (1) CH573394A5 (it)
DE (1) DE2425314C2 (it)
FR (1) FR2231666B1 (it)
GB (1) GB1469322A (it)
IT (1) IT1018678B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2916958A1 (de) * 1978-04-28 1979-11-08 Ciba Geigy Ag Verfahren zur herstellung von 1,2- diaminoanthrachinon
EP0005206B1 (de) * 1978-04-28 1981-04-01 Ciba-Geigy Ag Verfahren zur Herstellung von 1,4-Diaminoanthrachinon-2-carbonsäure
CH634861A5 (de) * 1978-05-08 1983-02-28 Ciba Geigy Ag Verfahren zur herstellung des dianthrachinonyl-n,n'-dihydroazins.
CH653986A5 (de) * 1982-10-19 1986-01-31 Ciba Geigy Ag Verfahren zur herstellung von monoaminoanthrachinonen.
DE3240036A1 (de) * 1982-10-28 1984-05-10 Lev Michajlovič Moskva Blinov Anthrachinonderivate, verfahren zu ihrer herstellung und ihre verwendung in fluesigkristallmaterialien fuer elektrooptische vorrichtungen
JP2565394B2 (ja) * 1989-02-21 1996-12-18 日本化薬株式会社 ｐーフエニレンジアミン類の製法
WO2001087806A2 (en) * 2000-05-17 2001-11-22 Syngenta Participations Ag Process for the preparation of aniline compounds
CN109810008A (zh) * 2019-02-26 2019-05-28 海门市五洋化工有限公司 一种染料中间体的合成方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2309708A (en) * 1939-08-21 1943-02-02 Celanese Corp Manufacture of anthraquinone derivatives
GB1053490A (it) * 1963-12-20
FR1531889A (fr) * 1966-07-19 1968-07-05 Bayer Ag Procédé de préparation d'amino-anthraquinones
CH519012A (de) * 1968-07-26 1972-02-15 Ciba Geigy Ag Farbstoffpräparate

Also Published As

Publication number Publication date
DE2425314C2 (de) 1983-07-21
US4016182A (en) 1977-04-05
GB1469322A (en) 1977-04-06
JPS5025555A (it) 1975-03-18
FR2231666B1 (it) 1978-01-20
CH573394A5 (it) 1976-03-15
FR2231666A1 (it) 1974-12-27
DE2425314A1 (de) 1975-01-02
BE815574A (fr) 1974-11-27

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