ES430942A1 - Procedimiento para la separacion de 1,5- yno 1,8-dinitroan-traquinona pura de mezclas de nitracion. - Google Patents

Procedimiento para la separacion de 1,5- yno 1,8-dinitroan-traquinona pura de mezclas de nitracion.

Info

Publication number
ES430942A1
ES430942A1 ES430942A ES430942A ES430942A1 ES 430942 A1 ES430942 A1 ES 430942A1 ES 430942 A ES430942 A ES 430942A ES 430942 A ES430942 A ES 430942A ES 430942 A1 ES430942 A1 ES 430942A1
Authority
ES
Spain
Prior art keywords
dinitroanthraquinone
nitric acid
solids
separating
crude
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
ES430942A
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
Priority claimed from DE19732351590 external-priority patent/DE2351590C3/de
Priority claimed from DE2439280A external-priority patent/DE2439280A1/de
Application filed by Bayer AG filed Critical Bayer AG
Publication of ES430942A1 publication Critical patent/ES430942A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C07C201/08—Preparation of nitro compounds by substitution of hydrogen atoms by nitro groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C07C201/16—Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ES430942A 1973-10-13 1974-10-11 Procedimiento para la separacion de 1,5- yno 1,8-dinitroan-traquinona pura de mezclas de nitracion. Expired ES430942A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19732351590 DE2351590C3 (de) 1973-10-13 Verfahren zur Gewinnung von 1,5-Dinitroanthrachinon und 1,8-Dinitroanthrachinon
DE2439280A DE2439280A1 (de) 1974-08-16 1974-08-16 Verfahren zur herstellung von 1,5dinitroanthrachinon und 1,8-dinitroanthrachinon

Publications (1)

Publication Number Publication Date
ES430942A1 true ES430942A1 (es) 1976-10-16

Family

ID=25765948

Family Applications (1)

Application Number Title Priority Date Filing Date
ES430942A Expired ES430942A1 (es) 1973-10-13 1974-10-11 Procedimiento para la separacion de 1,5- yno 1,8-dinitroan-traquinona pura de mezclas de nitracion.

Country Status (13)

Country Link
US (1) US3963762A (es)
JP (1) JPS5077357A (es)
AT (1) AT333739B (es)
BR (1) BR7408507D0 (es)
DD (1) DD115486A5 (es)
DK (1) DK134905C (es)
ES (1) ES430942A1 (es)
FR (1) FR2247448B1 (es)
GB (1) GB1450347A (es)
IE (1) IE40060B1 (es)
LU (1) LU71088A1 (es)
NL (1) NL7413424A (es)
RO (1) RO64228A (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2637732C3 (de) * 1976-08-21 1982-05-13 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Dinitroanthrachinon-Gemischen mit hohem 1,5- und 1,8-Dinitroanthrachinon-Gehalt
JPS5334765A (en) * 1976-09-13 1978-03-31 Mitsubishi Chem Ind Ltd Isolation of 1,5-dinitroanthraquinone
US4847359A (en) * 1986-06-30 1989-07-11 Ciba-Geigy Corporation Diamino-9,10-dihydroanthracenes and polyamide acid (esters) and polyimides derived therefrom
CN111454158A (zh) * 2020-05-14 2020-07-28 九江富达实业有限公司 一种和1-硝基蒽醌联产生产二硝基蒽醌的方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE788016A (fr) * 1971-08-28 1973-02-26 Bayer Ag Procede de separation de dinitro-anthraquinones pures a partir de melanges de nitration de l'anthraquinone

Also Published As

Publication number Publication date
AT333739B (de) 1976-12-10
IE40060B1 (en) 1979-02-28
NL7413424A (nl) 1975-04-15
ATA820374A (de) 1976-04-15
FR2247448A1 (es) 1975-05-09
BR7408507D0 (pt) 1975-07-29
JPS5077357A (es) 1975-06-24
FR2247448B1 (es) 1978-11-24
US3963762A (en) 1976-06-15
DK134905B (da) 1977-02-07
DD115486A5 (es) 1975-10-05
RO64228A (ro) 1980-06-15
DK534974A (es) 1975-06-16
IE40060L (en) 1975-04-13
GB1450347A (en) 1976-09-22
LU71088A1 (es) 1975-06-24
DK134905C (da) 1977-06-27

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