BE869730A - Purification de dinitroanilines par le chlore ou le brome - Google Patents

Purification de dinitroanilines par le chlore ou le brome

Info

Publication number: BE869730A
Authority: BE; Belgium
Prior art keywords: dinitroanilines; bromine; chlorine; purification
Prior art date: 1977-08-17

Application number

BE789013A

Other languages

English (en)

Inventor

R F 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.)

1977-08-17

Filing date

1978-08-14

Publication date

1979-02-14

1978-08-14 Application filed by Lilly Co Eli filed Critical Lilly Co Eli

1979-02-14 Publication of BE869730A publication Critical patent/BE869730A/fr

Links

GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Chemical compound BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 title 2
CGNBQYFXGQHUQP-UHFFFAOYSA-N 2,3-dinitroaniline Chemical compound NC1=CC=CC([N+]([O-])=O)=C1[N+]([O-])=O CGNBQYFXGQHUQP-UHFFFAOYSA-N 0.000 title 1
KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 title 1
229910052794 bromium Inorganic materials 0.000 title 1
229910052801 chlorine Inorganic materials 0.000 title 1
239000000460 chlorine Substances 0.000 title 1
238000000746 purification Methods 0.000 title 1

BE789013A 1977-08-17 1978-08-14 Purification de dinitroanilines par le chlore ou le brome BE869730A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US82534577A	1977-08-17	1977-08-17

Publications (1)

Publication Number	Publication Date
BE869730A true BE869730A (fr)	1979-02-14

Family

ID=25243775

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE789013A BE869730A (fr)	1977-08-17	1978-08-14	Purification de dinitroanilines par le chlore ou le brome

Country Status (4)

Country	Link
US (1)	US4127610A (fr)
BE (1)	BE869730A (fr)
SU (1)	SU747418A3 (fr)
ZA (1)	ZA784667B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
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
IL79248A (en) *	1986-06-26	1990-07-12	Agan Chemical Manufacturers	Process for purifying dinitroaniline herbicides
US4876388A (en) *	1986-07-31	1989-10-24	IΠCI. S.p.A.	Method for the purification of trifuraline
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

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE377859C (de) *		1923-06-28	Anton Neidl	Sensenring
US3317606A (en) *	1963-05-21	1967-05-02	Lummus Co	Process for separating vicinal and nonvicinal toluene diamines

1978
- 1978-02-17 US US05/878,835 patent/US4127610A/en not_active Expired - Lifetime
- 1978-08-14 BE BE789013A patent/BE869730A/fr not_active IP Right Cessation
- 1978-08-16 SU SU782647710A patent/SU747418A3/ru active
- 1978-08-16 ZA ZA784667A patent/ZA784667B/xx unknown

Also Published As

Publication number	Publication date
US4127610A (en)	1978-11-28
ZA784667B (en)	1980-03-26
SU747418A3 (ru)	1980-07-23

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Legal Events

Date

Code

Title

Description

1995-02-28

RE

Patent lapsed

Owner name: ELI LILLY AND CY

Effective date: 19940831