CS243492B2 - Method of benzanthrone production - Google Patents

Method of benzanthrone production Download PDF

Info

Publication number
CS243492B2
CS243492B2 CS845324A CS532484A CS243492B2 CS 243492 B2 CS243492 B2 CS 243492B2 CS 845324 A CS845324 A CS 845324A CS 532484 A CS532484 A CS 532484A CS 243492 B2 CS243492 B2 CS 243492B2
Authority
CS
Czechoslovakia
Prior art keywords
reaction
parts
anthraquinone
sulfuric acid
anthrone
Prior art date
Application number
CS845324A
Other languages
Czech (cs)
English (en)
Other versions
CS532484A2 (en
Inventor
Martin Buerli
Jacques Bersier
Eric Plattner
Hans-Ulrich Herrmann
Original Assignee
Ciba Geigy 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 Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of CS532484A2 publication Critical patent/CS532484A2/cs
Publication of CS243492B2 publication Critical patent/CS243492B2/cs

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
    • C09B3/00—Dyes with an anthracene nucleus condensed with one or more carbocyclic rings
    • C09B3/02—Benzathrones
    • C09B3/04—Preparation by synthesis of the nucleus

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
CS845324A 1983-07-12 1984-07-09 Method of benzanthrone production CS243492B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH382083 1983-07-12

Publications (2)

Publication Number Publication Date
CS532484A2 CS532484A2 (en) 1985-08-15
CS243492B2 true CS243492B2 (en) 1986-06-12

Family

ID=4264172

Family Applications (1)

Application Number Title Priority Date Filing Date
CS845324A CS243492B2 (en) 1983-07-12 1984-07-09 Method of benzanthrone production

Country Status (13)

Country Link
US (1) US4559176A (es)
EP (1) EP0134753B1 (es)
JP (1) JPS6038338A (es)
KR (1) KR930002215B1 (es)
AR (1) AR240793A1 (es)
BR (1) BR8403455A (es)
CA (1) CA1231095A (es)
CS (1) CS243492B2 (es)
DE (1) DE3463667D1 (es)
IN (1) IN161366B (es)
MX (1) MX158058A (es)
PL (1) PL142374B1 (es)
ZA (1) ZA845338B (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6038338B2 (ja) * 1980-02-02 1985-08-31 新日本製鐵株式会社 粒状硫安の製造方法
JP2924681B2 (ja) * 1994-12-28 1999-07-26 住友電装株式会社 電気接続箱

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB284035A (en) * 1926-11-03 1928-01-26 British Alizarine Company Ltd Improvements in and relating to the production of benzanthrones and their derivatives
US1896147A (en) * 1927-08-19 1933-02-07 Du Pont Production of benzanthrone
CH211920A (de) * 1938-06-15 1940-10-31 Eugene Dr Riesz Verfahren zur Herstellung von Benzanthron.
CH214898A (de) * 1938-06-18 1941-05-31 Ig Farbenindustrie Ag Verfahren zur Herstellung eines Benzanthrons.
JPS5382764A (en) * 1976-11-17 1978-07-21 Kawasaki Kasei Chem Ltd Preparation of benzanthrone
DE2823160A1 (de) * 1978-05-26 1979-11-29 Bayer Ag Verfahren zur herstellung von benzanthronen
US4311565A (en) * 1979-05-30 1982-01-19 Ciba-Geigy Ag Electrochemical process for the production of benzanthrone

Also Published As

Publication number Publication date
JPS6038338A (ja) 1985-02-27
BR8403455A (pt) 1985-06-25
CS532484A2 (en) 1985-08-15
IN161366B (es) 1987-11-14
PL142374B1 (en) 1987-10-31
PL248644A1 (en) 1985-05-07
CA1231095A (en) 1988-01-05
AR240793A2 (es) 1991-02-28
EP0134753B1 (de) 1987-05-13
ZA845338B (en) 1985-02-27
AR240793A1 (es) 1991-02-28
US4559176A (en) 1985-12-17
EP0134753A1 (de) 1985-03-20
DE3463667D1 (en) 1987-06-19
JPH0475902B2 (es) 1992-12-02
KR930002215B1 (ko) 1993-03-27
MX158058A (es) 1988-12-29
KR850001259A (ko) 1985-03-16

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