GB1377589A - Process for preparing dinitroanthraquinones - Google Patents

Process for preparing dinitroanthraquinones

Info

Publication number
GB1377589A
GB1377589A GB3133674A GB3133674A GB1377589A GB 1377589 A GB1377589 A GB 1377589A GB 3133674 A GB3133674 A GB 3133674A GB 3133674 A GB3133674 A GB 3133674A GB 1377589 A GB1377589 A GB 1377589A
Authority
GB
United Kingdom
Prior art keywords
dinitroanthraquinones
isomer
preparing
oct
precipitate
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
GB3133674A
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co 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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Publication of GB1377589A publication Critical patent/GB1377589A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C46/00—Preparation of quinones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB3133674A 1971-10-29 1972-10-06 Process for preparing dinitroanthraquinones Expired GB1377589A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB1377589A true GB1377589A (en) 1974-12-18

Family

ID=13892721

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3133674A Expired GB1377589A (en) 1971-10-29 1972-10-06 Process for preparing dinitroanthraquinones

Country Status (2)

Country Link
JP (1) JPS511709B2 (en:Method)
GB (1) GB1377589A (en:Method)

Also Published As

Publication number Publication date
JPS4852755A (en:Method) 1973-07-24
JPS511709B2 (en:Method) 1976-01-20

Similar Documents

Publication Publication Date Title
ES433488A1 (es) Procedimiento para la separacion del 1,5- y 1,8dinitroan- traquinonas practicamente puras de mezclas de dinitracion de antraquinonas.
GB1377589A (en) Process for preparing dinitroanthraquinones
AT316531B (de) Verfahren zur Herstellung von 1,5- und 1,8-Dinitroanthrachinon aus Anthrachinon-Nitrierungsgemischen
GB1374341A (en) Process for the production of 1-nitroanthraquinone substantially free from dinitroanthraquinone
GB1290981A (en:Method)
IL35703A (en) Process for continuously separating p-nitrochlorobenzene from an isomer mixture of o-,p-and m-nitrochlorobenzene
AU469366B2 (en) New water-insoluble mono and disazo dyestuffs and process for their preparation
JPS5231039A (en) Process for separation of m-cresol and p-cresol
GB1413224A (en) Purifying 1,4-dicyanobutenes
AU443312B2 (en) Process forthe separation of red mud from alumina solutions
GB1433091A (en) Process for the preparation of 1,5- and 1,8-dinitroanthraquinone
GB1480200A (en) Anthraquinone compounds
CA964280A (en) Recovery of pure schaeffer's salt from crude sulfonation mixtures
YU291673A (en) Process for the separation of aromatic hydrocarbons of high purity from mixtures comprising same in high concetratio
IE38557L (en) Separation of nitro-anthraquinones
GB1418160A (en) Process for the preparation of pure 1-nitroanthraquinone
GB1346889A (en) Process for the manufacture of 1-nitro-anthraquinone and 1-amino- anthraquinone
GB1238725A (en:Method)
ES341638A1 (es) Un procedimiento de extraccion de derivados antracenicos o antraquinonicos de plantas.
Zwicker et al. Influence of Ge Additions to Cu-Sn Solid-Solutions on the Diffusion Process During Formation of Nb 3 Sn-Al 5 Phases and Their Superconducting Properties
GB1209074A (en) Separating 1,5-dinitronaphthalene from 1,8-dinitronaphthalene
Endo et al. Preparation of Carboxymethylthiophenazines
AU440407B2 (en) Process forthe recovery of nickel from nick eliferous lateritic ores
GB1221902A (en) Process for production of pure hydrocarbons
GB1208328A (en) Process for the separation of paraxylene from a hydrocarbon mixture

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee