BE789702A - Procede de preparation de dinitroanthraquinones - Google Patents

Procede de preparation de dinitroanthraquinones

Info

Publication number
BE789702A
BE789702A BE789702DA BE789702A BE 789702 A BE789702 A BE 789702A BE 789702D A BE789702D A BE 789702DA BE 789702 A BE789702 A BE 789702A
Authority
BE
Belgium
Prior art keywords
dinitroanthraquinons
preparation
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
E Yamada
M Yamada
K Nobuoka
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.)
Publication date
Priority claimed from JP46079165A external-priority patent/JPS511708B2/ja
Priority claimed from JP46086644A external-priority patent/JPS511709B2/ja
Publication of BE789702A publication Critical patent/BE789702A/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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE789702D 1971-10-07 Procede de preparation de dinitroanthraquinones BE789702A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP46079165A JPS511708B2 (en:Method) 1971-10-07 1971-10-07
JP46086644A JPS511709B2 (en:Method) 1971-10-29 1971-10-29

Publications (1)

Publication Number Publication Date
BE789702A true BE789702A (fr) 1973-02-01

Family

ID=26420218

Family Applications (1)

Application Number Title Priority Date Filing Date
BE789702D BE789702A (fr) 1971-10-07 Procede de preparation de dinitroanthraquinones

Country Status (7)

Country Link
US (1) US4076734A (en:Method)
BE (1) BE789702A (en:Method)
CH (1) CH552657A (en:Method)
DE (1) DE2248704C3 (en:Method)
FR (1) FR2155660A5 (en:Method)
IT (1) IT966747B (en:Method)
NL (1) NL152541B (en:Method)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3996252A (en) * 1975-04-19 1976-12-07 Bayer Aktiengesellschaft Preparation of pure 1,8-dinitroanthraquinone
DE2637733C3 (de) * 1976-08-21 1982-05-06 Bayer Ag, 5090 Leverkusen Verfahren zur Trennung von Dinitroanthrachinon-Gemischen
DE2646649C3 (de) * 1976-10-15 1982-01-28 Bayer Ag, 5090 Leverkusen Verfahren zur Mononitrierung von Anthrachinon
DE2654649C2 (de) * 1976-12-02 1985-01-31 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von 1-Nitroanthrachinon
DE2654648A1 (de) * 1976-12-02 1978-06-08 Bayer Ag Verfahren zur isolierung von 1,6- und 1,7-dinitroanthrachinon
DE2854427A1 (de) * 1978-12-16 1980-06-26 Bayer Ag Verfahren und vorrichtung zur gewinnung von trockenem 1,5- und/oder 1,8- dinitroanthrachinon aus suspensionen, die festes 1,5- und/oder 1,8-dinitroanthrachinon und fluessiges nitrobenzol enthalten

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE167699C (en:Method) *

Also Published As

Publication number Publication date
NL7213489A (en:Method) 1973-04-10
DE2248704A1 (de) 1973-04-12
NL152541B (nl) 1977-03-15
DE2248704C3 (de) 1985-04-04
US4076734A (en) 1978-02-28
DE2248704B2 (en:Method) 1974-12-12
IT966747B (it) 1974-02-20
CH552657A (fr) 1974-08-15
FR2155660A5 (en:Method) 1973-05-18

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SUMITOMO CHEMICAL CY LTD

Effective date: 19881031