ES441111A1 - Procedimiento para la obtencion de 1,5-dihidroxi- y 1, 8-di-hidroxi-antraquinona, asi como de sus mezclas. - Google Patents

Procedimiento para la obtencion de 1,5-dihidroxi- y 1, 8-di-hidroxi-antraquinona, asi como de sus mezclas.

Info

Publication number
ES441111A1
ES441111A1 ES441111A ES441111A ES441111A1 ES 441111 A1 ES441111 A1 ES 441111A1 ES 441111 A ES441111 A ES 441111A ES 441111 A ES441111 A ES 441111A ES 441111 A1 ES441111 A1 ES 441111A1
Authority
ES
Spain
Prior art keywords
dihydroxyanthraquinone
metal salts
preparation
temperatures
mixture
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
ES441111A
Other languages
English (en)
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.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Publication of ES441111A1 publication Critical patent/ES441111A1/es
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
    • C09B1/06—Preparation from starting materials already containing the anthracene nucleus
    • C09B1/08—Dyes containing only OH-groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ES441111A 1974-09-21 1975-09-19 Procedimiento para la obtencion de 1,5-dihidroxi- y 1, 8-di-hidroxi-antraquinona, asi como de sus mezclas. Expired ES441111A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2445221A DE2445221C3 (de) 1974-09-21 1974-09-21 Verfahren zur Herstellung von Dihydroxyanthrachinonen

Publications (1)

Publication Number Publication Date
ES441111A1 true ES441111A1 (es) 1977-03-16

Family

ID=5926428

Family Applications (1)

Application Number Title Priority Date Filing Date
ES441111A Expired ES441111A1 (es) 1974-09-21 1975-09-19 Procedimiento para la obtencion de 1,5-dihidroxi- y 1, 8-di-hidroxi-antraquinona, asi como de sus mezclas.

Country Status (10)

Country Link
US (1) US4002654A (es)
JP (1) JPS5159849A (es)
BE (1) BE833616A (es)
BR (1) BR7506042A (es)
CH (1) CH601161A5 (es)
DE (1) DE2445221C3 (es)
ES (1) ES441111A1 (es)
FR (1) FR2285369A1 (es)
GB (1) GB1475215A (es)
IT (1) IT1042851B (es)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR336938A (fr) * 1903-11-25 1904-03-21 Societe En Commandite R. Wedekind & C° Procédé pour la fabrication des o-oxyanthraquinones et des acides o-oxyanthraquinoneoxysulfoniques
US765201A (en) * 1903-12-10 1904-07-19 Farbenfabriken Elberfeld Co Process of making anthrarufin.
US755801A (en) * 1903-12-10 1904-03-29 Farbenfabriken Elberfeld Co Process of making alpha-oxyanthraquinone.
US765637A (en) * 1903-12-10 1904-07-19 Farbenfabriken Elberfeld Co Process of making chrysazin.
GB190425541A (en) * 1904-11-24 1905-09-28 William Ambler Marshall Improvements in and relating to Automatic Fire Extinguishing Appliances.
BE333360A (es) * 1925-04-17
DE2254199C3 (de) * 1972-11-06 1981-08-27 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Nitrohydroxy-anthrachinonen

Also Published As

Publication number Publication date
DE2445221B2 (de) 1978-08-10
JPS5159849A (en) 1976-05-25
BE833616A (fr) 1976-03-19
GB1475215A (en) 1977-06-01
IT1042851B (it) 1980-01-30
DE2445221A1 (de) 1976-04-08
BR7506042A (pt) 1976-08-03
CH601161A5 (es) 1978-06-30
US4002654A (en) 1977-01-11
DE2445221C3 (de) 1979-04-05
FR2285369B1 (es) 1979-06-22
FR2285369A1 (fr) 1976-04-16

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