DK151955C - Fremgangsmaade til fjernelse af nitroseringsmidler fra 1-chlor-2,6-dinitro-4-(trifluormethyl)-benzen - Google Patents

Fremgangsmaade til fjernelse af nitroseringsmidler fra 1-chlor-2,6-dinitro-4-(trifluormethyl)-benzen

Info

Publication number
DK151955C
DK151955C DK415878A DK415878A DK151955C DK 151955 C DK151955 C DK 151955C DK 415878 A DK415878 A DK 415878A DK 415878 A DK415878 A DK 415878A DK 151955 C DK151955 C DK 151955C
Authority
DK
Denmark
Prior art keywords
nitrosants
benzen
trifluormethyl
dinitro
chlor
Prior art date
Application number
DK415878A
Other languages
English (en)
Other versions
DK415878A (da
DK151955B (da
Inventor
William Nathaniel Cannon
Richard Frank Eizember
Original Assignee
Lilly Co Eli
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 Lilly Co Eli filed Critical Lilly Co Eli
Publication of DK415878A publication Critical patent/DK415878A/da
Publication of DK151955B publication Critical patent/DK151955B/da
Application granted granted Critical
Publication of DK151955C publication Critical patent/DK151955C/da

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06Preparation of nitro compounds
    • C07C201/16Separation; Purification; Stabilisation; Use of additives
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/07Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms
    • C07C205/11Compounds 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
    • C07C205/12Compounds 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
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/68Preparation of compounds containing amino groups bound to a carbon skeleton from amines, by reactions not involving amino groups, e.g. reduction of unsaturated amines, aromatisation, or substitution of the carbon skeleton
    • C07C209/74Preparation of compounds containing amino groups bound to a carbon skeleton from amines, by reactions not involving amino groups, e.g. reduction of unsaturated amines, aromatisation, or substitution of the carbon skeleton by halogenation, hydrohalogenation, dehalogenation, or dehydrohalogenation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C211/00Compounds containing amino groups bound to a carbon skeleton
    • C07C211/43Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
    • C07C211/44Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to only one six-membered aromatic ring
    • C07C211/52Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to only one six-membered aromatic ring the carbon skeleton being further substituted by halogen atoms or by nitro or nitroso groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DK415878A 1977-09-21 1978-09-20 Fremgangsmaade til fjernelse af nitroseringsmidler fra 1-chlor-2,6-dinitro-4-(trifluormethyl)-benzen DK151955C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/835,087 US4120905A (en) 1977-09-21 1977-09-21 Removal of nitrosating agents
US83508777 1977-09-21

Publications (3)

Publication Number Publication Date
DK415878A DK415878A (da) 1979-03-22
DK151955B DK151955B (da) 1988-01-18
DK151955C true DK151955C (da) 1988-07-11

Family

ID=25268542

Family Applications (1)

Application Number Title Priority Date Filing Date
DK415878A DK151955C (da) 1977-09-21 1978-09-20 Fremgangsmaade til fjernelse af nitroseringsmidler fra 1-chlor-2,6-dinitro-4-(trifluormethyl)-benzen

Country Status (22)

Country Link
US (1) US4120905A (da)
JP (1) JPS5840940B2 (da)
AR (1) AR218686A1 (da)
AU (1) AU517729B2 (da)
BE (1) BE870613A (da)
BR (1) BR7806183A (da)
CA (1) CA1080749A (da)
CS (1) CS199222B2 (da)
DD (1) DD138973A5 (da)
DE (1) DE2840551C2 (da)
DK (1) DK151955C (da)
ES (1) ES473527A1 (da)
FR (1) FR2403988A1 (da)
GB (1) GB2004874B (da)
HU (1) HU179462B (da)
IE (1) IE47442B1 (da)
IL (1) IL55584A (da)
IT (1) IT1099110B (da)
MX (1) MX5653E (da)
NL (1) NL188694C (da)
PL (1) PL118036B1 (da)
ZA (1) ZA785344B (da)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3061492D1 (en) * 1979-05-21 1983-02-03 Hoechst Ag Process for the removal of nitrozation agents from nitrated aromatic compounds
DE2920448C3 (de) * 1979-05-21 1982-02-11 Hoechst Ag, 6000 Frankfurt Verfahren zur Entfernung von Nitrosierungsmittel (n) aus nitrierten aromatischen Verbindungen
DE2926947C2 (de) * 1979-07-04 1982-03-18 Hoechst Ag, 6000 Frankfurt Verfahren zur Entfernung von Nitrosierungsmittel (n) aus nitrierten aromatischen Verbindungen
US4391992A (en) * 1979-08-24 1983-07-05 American Cyanamid Company N-Denitration of N,2,6-trinitroanilines with phase transfer catalysts
US4331819A (en) * 1980-04-24 1982-05-25 E. I. Du Pont De Nemours And Company Water removal in nitration of aromatic hydrocarbons
IT1131182B (it) * 1980-05-15 1986-06-18 Montedison Spa Processo di preparazione di n-di-n-propil-2,6-dinitro-4-trifluorometilanilina a basso contenuto di nitrosammine
SU1616514A3 (ru) * 1982-04-22 1990-12-23 Оксон Италия С.П.А. (Фирма) Способ очистки 1-хлор-2,6-динитро-4-(трифторметил)бензола
US4440962A (en) * 1982-04-22 1984-04-03 Oxon Italia S.P.A. Process for removing nitrosating agents from 1-chloro-2,6-dinitro-4-(trifluoromethyl) benzene
DE3345157A1 (de) * 1983-12-14 1985-06-27 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung von nitrosaminfreien n,n-disubstituierten nitroaromatischen aminen und deren stabilisierung gegen nitrosaminbildung
IT1190440B (it) * 1985-12-18 1988-02-16 Finchimica Spa Procedimento migliorato per la purificazione della trifluralina
US4876388A (en) * 1986-07-31 1989-10-24 IΠCI. S.p.A. Method for the purification of trifuraline
US5728881A (en) * 1997-03-05 1998-03-17 Srm Chemical, Ltd. Co. Process for preparing trifluralin

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2669576A (en) * 1944-12-30 1954-02-16 Alfred T Blomquist Method of improving the properties of certain explosives
US2876267A (en) * 1957-02-15 1959-03-03 Gen Aniline & Film Corp Purification of 4-chloronitrotoluenes

Also Published As

Publication number Publication date
BR7806183A (pt) 1979-04-17
PL209749A1 (pl) 1979-06-04
AU517729B2 (en) 1981-08-20
NL7809632A (nl) 1979-03-23
FR2403988A1 (fr) 1979-04-20
IL55584A0 (en) 1978-12-17
CA1080749A (en) 1980-07-01
HU179462B (en) 1982-10-28
DE2840551C2 (de) 1984-09-27
DK415878A (da) 1979-03-22
GB2004874A (en) 1979-04-11
FR2403988B1 (da) 1981-05-08
DD138973A5 (de) 1979-12-05
GB2004874B (en) 1982-04-15
NL188694C (nl) 1992-09-01
US4120905A (en) 1978-10-17
IE781896L (en) 1979-03-21
IT7827803A0 (it) 1978-09-18
PL118036B1 (en) 1981-09-30
ES473527A1 (es) 1979-10-16
BE870613A (fr) 1979-03-20
AU3998078A (en) 1980-03-27
AR218686A1 (es) 1980-06-30
JPS5840940B2 (ja) 1983-09-08
DK151955B (da) 1988-01-18
CS199222B2 (en) 1980-07-31
IE47442B1 (en) 1984-03-21
IL55584A (en) 1981-03-31
IT1099110B (it) 1985-09-18
JPS5455527A (en) 1979-05-02
DE2840551A1 (de) 1979-03-29
ZA785344B (en) 1980-04-30
MX5653E (es) 1983-12-01

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