CA946384A - Process for the production of 1,5-dihydroxy-anthraquinone - Google Patents

Process for the production of 1,5-dihydroxy-anthraquinone

Info

Publication number
CA946384A
CA946384A CA105,178A CA105178A CA946384A CA 946384 A CA946384 A CA 946384A CA 105178 A CA105178 A CA 105178A CA 946384 A CA946384 A CA 946384A
Authority
CA
Canada
Prior art keywords
anthraquinone
dihydroxy
production
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA105,178A
Inventor
Rudolf Winkler
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sandoz Patent Ltd
Original Assignee
Sandoz Patent Ltd
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 Patent Ltd filed Critical Sandoz Patent Ltd
Application granted granted Critical
Publication of CA946384A publication Critical patent/CA946384A/en
Expired legal-status Critical Current

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
    • C09B1/02—Hydroxy-anthraquinones; Ethers or esters thereof
    • C09B1/04—Preparation by synthesis of the nucleus
CA105,178A 1970-03-02 1971-02-12 Process for the production of 1,5-dihydroxy-anthraquinone Expired CA946384A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH299570A CH527148A (en) 1970-03-02 1970-03-02 Process for the preparation of 1,5-dihydroxyanthraquinone

Publications (1)

Publication Number Publication Date
CA946384A true CA946384A (en) 1974-04-30

Family

ID=4246274

Family Applications (1)

Application Number Title Priority Date Filing Date
CA105,178A Expired CA946384A (en) 1970-03-02 1971-02-12 Process for the production of 1,5-dihydroxy-anthraquinone

Country Status (10)

Country Link
BE (1) BE763412A (en)
BR (1) BR7101213D0 (en)
CA (1) CA946384A (en)
CH (1) CH527148A (en)
DE (1) DE2108575A1 (en)
ES (1) ES388757A1 (en)
FR (1) FR2084017A5 (en)
GB (1) GB1334273A (en)
NL (1) NL7102672A (en)
SU (1) SU383271A3 (en)

Also Published As

Publication number Publication date
BR7101213D0 (en) 1973-05-03
SU383271A3 (en) 1973-05-25
CH527148A (en) 1972-08-31
BE763412A (en) 1971-07-16
ES388757A1 (en) 1974-03-01
FR2084017A5 (en) 1971-12-17
GB1334273A (en) 1973-10-17
DE2108575A1 (en) 1971-09-16
NL7102672A (en) 1971-09-06

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