BG34333A3 - Method for eliminating nitrosoamines from dinitroanilines - Google Patents

Method for eliminating nitrosoamines from dinitroanilines

Info

Publication number
BG34333A3
BG34333A3 BG040794A BG4079478A BG34333A3 BG 34333 A3 BG34333 A3 BG 34333A3 BG 040794 A BG040794 A BG 040794A BG 4079478 A BG4079478 A BG 4079478A BG 34333 A3 BG34333 A3 BG 34333A3
Authority
BG
Bulgaria
Prior art keywords
dinitroanilines
nitrosoamines
eliminating
dinitroaniline
formulated
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
BG040794A
Other languages
Bulgarian (bg)
English (en)
Inventor
Richard Eizember
Kathleen Vogler
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.)
Eli Lilly and Co (GB)
Original Assignee
Eli Lilly and Co (GB)
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 Eli Lilly and Co (GB) filed Critical Eli Lilly and Co (GB)
Publication of BG34333A3 publication Critical patent/BG34333A3/xx
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00Preparation of compounds containing amino groups bound to a carbon skeleton
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/82Purification; Separation; Stabilisation; Use of additives
    • C07C209/84Purification
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C211/00Compounds containing amino groups bound to a carbon skeleton
    • 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
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2602/00Systems containing two condensed rings
    • C07C2602/02Systems containing two condensed rings the rings having only two atoms in common
    • C07C2602/04One of the condensed rings being a six-membered aromatic ring
    • C07C2602/10One of the condensed rings being a six-membered aromatic ring the other ring being six-membered, e.g. tetraline

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BG040794A 1977-09-02 1978-09-01 Method for eliminating nitrosoamines from dinitroanilines Expired BG34333A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US83026177A 1977-09-02 1977-09-02
US05/878,843 US4185035A (en) 1977-09-02 1978-02-17 Dinitroaniline purification with inorganic acid halides

Publications (1)

Publication Number Publication Date
BG34333A3 true BG34333A3 (en) 1983-08-15

Family

ID=27125331

Family Applications (1)

Application Number Title Priority Date Filing Date
BG040794A Expired BG34333A3 (en) 1977-09-02 1978-09-01 Method for eliminating nitrosoamines from dinitroanilines

Country Status (23)

Country Link
US (1) US4185035A (nl)
JP (1) JPS5822103B2 (nl)
AR (1) AR221221A1 (nl)
AU (1) AU517691B2 (nl)
BG (1) BG34333A3 (nl)
BR (1) BR7805718A (nl)
CA (1) CA1062729A (nl)
CS (1) CS223824B2 (nl)
DD (1) DD138545A5 (nl)
DE (1) DE2837529C2 (nl)
DK (1) DK152117C (nl)
ES (1) ES473012A1 (nl)
FR (1) FR2401904A1 (nl)
GB (1) GB2008092B (nl)
HU (1) HU179968B (nl)
IE (1) IE47323B1 (nl)
IL (1) IL55448A (nl)
IT (1) IT1098806B (nl)
MX (1) MX5334E (nl)
NL (1) NL187350C (nl)
PL (1) PL122762B1 (nl)
RO (1) RO75820A (nl)
SU (1) SU833156A3 (nl)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2918023A1 (de) * 1979-05-04 1980-11-13 Bayer Ag Verfahren zur herstellung von n-alkylierten aromatischen aminen
DE2926947C2 (de) * 1979-07-04 1982-03-18 Hoechst Ag, 6000 Frankfurt Verfahren zur Entfernung von Nitrosierungsmittel (n) aus nitrierten aromatischen Verbindungen
EP0024503B1 (en) * 1979-08-24 1983-06-15 American Cyanamid Company N-denitration of n,2,6-trinitroanilines with phase transfer catalysts
US4391992A (en) * 1979-08-24 1983-07-05 American Cyanamid Company N-Denitration of N,2,6-trinitroanilines with phase transfer catalysts
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
IL67948A (en) * 1983-02-18 1988-05-31 Agan Chemical Manufacturers Method for removal of nitrosoamine impurities from herbicides
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
IT1195822B (it) * 1986-08-12 1988-10-27 I Pi Ci Spa Procedimento per la purificazione della trifluralina
DE3785356T2 (de) * 1987-12-29 1993-10-28 Finchimica Srl Methode zur Behandlung von Dinitroanilinen, um ihren Nitrosamingehalt zu vermindern und/oder zu deren Stabilisierung gegen die Bildung von Nitrosaminen.
AU594850B2 (en) * 1987-12-29 1990-03-15 Finchimica S.P.A. A method for the treatment of dinitroanilines to reduce their nitrosamine content and/or to stabilise them against the formation of nitrosamines
US5461027A (en) * 1989-01-24 1995-10-24 Griffin Corporation Microencapsulated pendimethalin and method of making and using same
US5510534A (en) * 1995-01-04 1996-04-23 Atanor S.A. Process for reducing the nitrosamine content of herbicides
US5728881A (en) * 1997-03-05 1998-03-17 Srm Chemical, Ltd. Co. Process for preparing trifluralin
US5922915A (en) * 1998-05-11 1999-07-13 Srm Chemical, Ltd., Co. Process for removing N-nitroso compounds from organo-amine compositions including dinitroaniline herbicides
CN102766056B (zh) * 2012-08-13 2014-07-02 江西盾牌化工有限责任公司 一种化学除草剂仲丁灵原药含量达90±1%的制备方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE482795C (de) * 1927-02-06 1929-09-20 Chem Fab Gruenau Landshoff & M Verfahren zur Darstellung von sekundaeren Aminen aus den entsprechenden N-Nitrosoderivaten und deren Kernsubstitutionsprodukten
DE2035800A1 (de) * 1970-07-18 1972-01-27 Bayer Ag Verfahren zur Reinigung von 1-N-substituierten Hexahydro-1,4-diazepinonen-(3) und -(5)

Also Published As

Publication number Publication date
DK152117B (da) 1988-02-01
ES473012A1 (es) 1979-10-16
IE47323B1 (en) 1984-02-22
CA1062729A (en) 1979-09-18
SU833156A3 (ru) 1981-05-23
IL55448A (en) 1981-06-29
CS223824B2 (en) 1983-11-25
US4185035A (en) 1980-01-22
GB2008092B (en) 1982-03-24
JPS5822103B2 (ja) 1983-05-06
IE781764L (en) 1979-03-02
NL187350C (nl) 1991-09-02
DE2837529C2 (de) 1983-05-11
BR7805718A (pt) 1979-04-17
FR2401904B1 (nl) 1980-10-31
DK152117C (da) 1988-06-20
PL122762B1 (en) 1982-08-31
IT7827228A0 (it) 1978-08-31
IL55448A0 (en) 1978-10-31
PL209254A1 (pl) 1979-05-07
NL7808900A (nl) 1979-03-06
AU3945278A (en) 1980-03-06
IT1098806B (it) 1985-09-18
AU517691B2 (en) 1981-08-20
HU179968B (en) 1983-01-28
GB2008092A (en) 1979-05-31
DD138545A5 (de) 1979-11-07
JPS5448725A (en) 1979-04-17
DE2837529A1 (de) 1979-03-08
NL187350B (nl) 1991-04-02
FR2401904A1 (fr) 1979-03-30
AR221221A1 (es) 1981-01-15
MX5334E (es) 1983-06-24
DK388278A (da) 1979-03-03
RO75820A (ro) 1981-03-30

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