ATE224356T1 - Methode zur reinigung von dinitroanilinen - Google Patents

Methode zur reinigung von dinitroanilinen

Info

Publication number: ATE224356T1
Authority: AT; Austria
Prior art keywords: denitrosation; reaction; dinitroanilines; dinitroaniline; phase
Prior art date: 1997-07-14

Application number

AT98112815T

Other languages

English (en)

Inventor

Gianluca Bernardi

Original Assignee

Finchimica Srl

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.)

1997-07-14

Filing date

1998-07-10

Publication date

2002-10-15

1998-07-10 Application filed by Finchimica Srl filed Critical Finchimica Srl

2002-10-15 Application granted granted Critical

2002-10-15 Publication of ATE224356T1 publication Critical patent/ATE224356T1/de

Links

CGNBQYFXGQHUQP-UHFFFAOYSA-N 2,3-dinitroaniline Chemical compound NC1=CC=CC([N+]([O-])=O)=C1[N+]([O-])=O CGNBQYFXGQHUQP-UHFFFAOYSA-N 0.000 title abstract 2
238000000034 method Methods 0.000 title abstract 2
238000004140 cleaning Methods 0.000 title 1
238000006243 chemical reaction Methods 0.000 abstract 4
239000003444 phase transfer catalyst Substances 0.000 abstract 2
239000002253 acid Substances 0.000 abstract 1
230000002363 herbicidal effect Effects 0.000 abstract 1
239000012535 impurity Substances 0.000 abstract 1
239000000203 mixture Substances 0.000 abstract 1
LZGUHMNOBNWABZ-UHFFFAOYSA-N n-nitro-n-phenylnitramide Chemical compound [O-][N+](=O)N([N+]([O-])=O)C1=CC=CC=C1 LZGUHMNOBNWABZ-UHFFFAOYSA-N 0.000 abstract 1
230000007935 neutral effect Effects 0.000 abstract 1
238000000746 purification Methods 0.000 abstract 1
239000002904 solvent Substances 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/82—Purification; Separation; Stabilisation; Use of additives
- C07C209/84—Purification

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Treatment Of Liquids With Adsorbents In General (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)

AT98112815T 1997-07-14 1998-07-10 Methode zur reinigung von dinitroanilinen ATE224356T1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT97TO000636A IT1293450B1 (it)	1997-07-14	1997-07-14	Procedimento per la purificazione di dinitroaniline.

Publications (1)

Publication Number	Publication Date
ATE224356T1 true ATE224356T1 (de)	2002-10-15

Family

ID=11415871

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT98112815T ATE224356T1 (de)	1997-07-14	1998-07-10	Methode zur reinigung von dinitroanilinen

Country Status (8)

Country	Link
US (1)	US5959149A (de)
EP (1)	EP0893431B1 (de)
AT (1)	ATE224356T1 (de)
DE (1)	DE69808000T2 (de)
DK (1)	DK0893431T3 (de)
ES (1)	ES2180099T3 (de)
IT (1)	IT1293450B1 (de)
PT (1)	PT893431E (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6855158B2 (en)	2001-09-11	2005-02-15	Hill-Rom Services, Inc.	Thermo-regulating patient support structure
CN109320424B (zh) *	2017-07-31	2021-12-21	江苏永安化工有限公司	一种二甲戊灵的纯化方法
CN111825554B (zh) *	2020-08-17	2023-11-10	南京信息工程大学	二甲戊灵高沸点残液的资源化方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4134917A (en) *	1977-04-25	1979-01-16	American Cyanamid Company	Method for the denitrosation of organic nitrosamines
US4226789A (en) *	1977-07-18	1980-10-07	Eli Lilly And Company	Removal of nitrosamines from denitroanilines by treatment with HCl
RO75656A (ro) *	1977-07-18	1981-04-20	Eli Lilly And Co,Us	Procedeu pentru purificarea unor dinitroaniline
DE3063762D1 (en) *	1979-08-24	1983-07-21	American Cyanamid Co	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
IT1289740B1 (it) *	1996-12-12	1998-10-16	Finchimica Srl	Procedimento continuo per la dinitrazione di substrati aromatici

1997
- 1997-07-14 IT IT97TO000636A patent/IT1293450B1/it active IP Right Grant
1998
- 1998-07-10 PT PT98112815T patent/PT893431E/pt unknown
- 1998-07-10 EP EP98112815A patent/EP0893431B1/de not_active Expired - Lifetime
- 1998-07-10 ES ES98112815T patent/ES2180099T3/es not_active Expired - Lifetime
- 1998-07-10 US US09/113,998 patent/US5959149A/en not_active Expired - Fee Related
- 1998-07-10 AT AT98112815T patent/ATE224356T1/de not_active IP Right Cessation
- 1998-07-10 DK DK98112815T patent/DK0893431T3/da active
- 1998-07-10 DE DE69808000T patent/DE69808000T2/de not_active Expired - Fee Related

Also Published As

Publication number	Publication date
ES2180099T3 (es)	2003-02-01
DE69808000T2 (de)	2003-01-30
DE69808000D1 (de)	2002-10-24
EP0893431A2 (de)	1999-01-27
DK0893431T3 (da)	2002-10-21
EP0893431B1 (de)	2002-09-18
EP0893431A3 (de)	1999-03-24
PT893431E (pt)	2002-11-29
IT1293450B1 (it)	1999-03-01
ITTO970636A1 (it)	1999-01-14
US5959149A (en)	1999-09-28

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Legal Events

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2003-02-15

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Publication of translation of european patent specification

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2005-04-15

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