CH443247A - Process for the purification of nitrophenol-containing aromatic nitro compounds - Google Patents

Process for the purification of nitrophenol-containing aromatic nitro compounds

Info

Publication number
CH443247A
CH443247A CH1246064A CH1246064A CH443247A CH 443247 A CH443247 A CH 443247A CH 1246064 A CH1246064 A CH 1246064A CH 1246064 A CH1246064 A CH 1246064A CH 443247 A CH443247 A CH 443247A
Authority
CH
Switzerland
Prior art keywords
nitrophenol
purification
containing aromatic
nitro compounds
aromatic nitro
Prior art date
Application number
CH1246064A
Other languages
German (de)
Inventor
Josef Dr Heinen
Herbert Dr Gruenewald
Hamers Adolf
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 CH443247A publication Critical patent/CH443247A/en

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
    • C07C201/16—Separation; Purification; Stabilisation; Use of additives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J41/00—Anion exchange; Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
    • B01J41/04—Processes using organic exchangers
    • B01J41/05—Processes using organic exchangers in the strongly basic form
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/06—Compounds containing nitro groups bound to a carbon skeleton having nitro groups bound to carbon atoms of six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/07—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms
    • C07C205/11—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms having nitro groups bound to carbon atoms of six-membered aromatic rings
    • C07C205/12—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms having nitro groups bound to carbon atoms of six-membered aromatic rings the six-membered aromatic ring or a condensed ring system containing that ring being substituted by halogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/13—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups
    • C07C205/20—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups having nitro groups and hydroxy groups bound to carbon atoms of six-membered aromatic rings
    • C07C205/21—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups having nitro groups and hydroxy groups bound to carbon atoms of six-membered aromatic rings having nitro groups and hydroxy groups bound to carbon atoms of the same non-condensed six-membered aromatic ring
    • C07C205/22—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups having nitro groups and hydroxy groups bound to carbon atoms of six-membered aromatic rings having nitro groups and hydroxy groups bound to carbon atoms of the same non-condensed six-membered aromatic ring having one nitro groups bound to the ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH1246064A 1963-10-29 1964-09-25 Process for the purification of nitrophenol-containing aromatic nitro compounds CH443247A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF41132A DE1222904B (en) 1963-10-29 1963-10-29 Process for the purification of crude aromatic nitro compounds containing nitrophenol

Publications (1)

Publication Number Publication Date
CH443247A true CH443247A (en) 1967-09-15

Family

ID=7098536

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1246064A CH443247A (en) 1963-10-29 1964-09-25 Process for the purification of nitrophenol-containing aromatic nitro compounds

Country Status (6)

Country Link
BE (1) BE654746A (en)
CH (1) CH443247A (en)
DE (1) DE1222904B (en)
FR (1) FR1425320A (en)
GB (1) GB1031450A (en)
NL (1) NL6412608A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4482769A (en) * 1983-09-16 1984-11-13 Air Products And Chemicals, Inc. Reducing 2,4-dinitroortho-cresol in effluent stream from dinitrotoluene process
US4597875A (en) * 1985-05-07 1986-07-01 Air Products And Chemicals, Inc. Precipitative removal of nitrocresols from dinitrotoluene waste streams
US4604214A (en) * 1985-08-16 1986-08-05 Air Products And Chemicals, Inc. Removal of nitrocresols from dinitrotoluene waste streams using fentons reagent
BR112013018303B1 (en) * 2011-01-31 2021-03-09 Basf Se process to prevent precipitation of nitro-aromatic salts from the nitrated crude products, and, production facility to nitrate nitrable aromatic compounds
US8637712B2 (en) * 2011-01-31 2014-01-28 Basf Se Prevention of precipitation from nitrated aromatic crude products
UA108437C2 (en) 2011-05-19 2015-04-27 METHOD AND DEVICES FOR CLEANING OF NUTRITION PRODUCTS
CN104395280B (en) 2012-04-25 2016-11-02 巴斯夫欧洲公司 The method of washing dinitrotoluene (DNT)
US9249083B2 (en) 2012-04-25 2016-02-02 Basf Se Process for scrubbing dinitrotoluene
RU2712699C1 (en) * 2019-02-20 2020-01-30 Федеральное Казенное Предприятие "Бийский Олеумный Завод" Method of producing a mixture of dinitrotoluene and trinitrotoluene (versions)

Also Published As

Publication number Publication date
BE654746A (en) 1965-02-15
NL6412608A (en) 1965-05-03
DE1222904B (en) 1966-08-18
FR1425320A (en) 1966-01-24
GB1031450A (en) 1966-06-02

Similar Documents

Publication Publication Date Title
CH447181A (en) Process for the manufacture of quinazolone compounds
CH471071A (en) Process for the preparation of guanidine compounds
CH442272A (en) Process for the production of nitriles
CH434227A (en) Process for purifying adipinedinitrile
CH449029A (en) Process for the preparation of 4-imidazolidone compounds
CH443247A (en) Process for the purification of nitrophenol-containing aromatic nitro compounds
CH448987A (en) Process for the preparation of aromatic nitro compounds
CH451154A (en) Process for the preparation of dibenzazolylstilbene compounds
AT239206B (en) Process for purifying glycols
DD38244A1 (en) Process for the purification of polyester solutions
CH457389A (en) Process for the purification of adiponitrile
CH449633A (en) Process for the preparation of diaza-cycloalkane compounds
CH459209A (en) Process for the preparation of phthalimidoacetyl compounds
CH459968A (en) Process for the production of nitro compounds
CH454327A (en) Process for purifying hydrocarbons
CH428751A (en) Process for the preparation of primary amines
AT239776B (en) Process for the hydrodeskylation of alkyl aromatics
CH464177A (en) Process for the preparation of aminopropylidene compounds
AT248352B (en) Process for the purification of sewage
CH454870A (en) Process for the preparation of alkyleneiminopropionyl compounds
AT260539B (en) Process for the production of sulfur-resin compounds
CH438368A (en) Process for the preparation of substituted 1-hydroxy-2-amino-1-phenylalkanes
CH434226A (en) Process for the production of adiponitrile
CH433270A (en) Process for the preparation of cyclododecylamine
CH456811A (en) Process for the production of phthalocyanine compounds