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 (xx) 1971-10-07 1971-10-07
JP46086644A JPS511709B2 (xx) 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 (xx)
BE (1) BE789702A (xx)
CH (1) CH552657A (xx)
DE (1) DE2248704C3 (xx)
FR (1) FR2155660A5 (xx)
IT (1) IT966747B (xx)
NL (1) NL152541B (xx)

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 (xx) *

Also Published As

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

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SUMITOMO CHEMICAL CY LTD

Effective date: 19881031