KR920005378B1 - 니트로스아민이 함유되지 않은 n, n-이치환 니트로 방향족 아민의 제조방법 - Google Patents
니트로스아민이 함유되지 않은 n, n-이치환 니트로 방향족 아민의 제조방법 Download PDFInfo
- Publication number
- KR920005378B1 KR920005378B1 KR1019840007886A KR840007886A KR920005378B1 KR 920005378 B1 KR920005378 B1 KR 920005378B1 KR 1019840007886 A KR1019840007886 A KR 1019840007886A KR 840007886 A KR840007886 A KR 840007886A KR 920005378 B1 KR920005378 B1 KR 920005378B1
- Authority
- KR
- South Korea
- Prior art keywords
- acid
- amine
- sulfonic acid
- disubstituted
- nitrosamine
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C211/00—Compounds containing amino groups bound to a carbon skeleton
- C07C211/43—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
- C07C211/54—Compounds 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 two or three six-membered aromatic rings
- C07C211/56—Compounds 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 two or three six-membered aromatic rings the carbon skeleton being further substituted by halogen atoms or by nitro or nitroso groups
-
- 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
- C07C209/90—Stabilisation; Use of additives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Description
Claims (9)
- N,N-이치환 니트로 방향족 아민을 액체 또는 용융 형태로 하여, 술폰산으로 처리함으로써, N,N-이치환 니트로 방향족 아민 제조시에 형성된 니트로스아민 성분을 분해시키고, 니트로스아민의 재형성에 대해 생성물을 안정화시켜, 니트로스아민이 함유되지 않은 N,N-이치환니트로 방향족 아민을 제조하는 방법.
- 제1항에 있어서, 아민을 지방족, 방향족 또는 아르지방족술폰산, 클로로술폰산, 아미도술폰산, 또는 이의 혼합물로 처리하는 방법.
- 제2항에 있어서, 아민을 도데실벤젠술폰산, 부탄술폰산 또는 클로로술폰산으로 처리하는 방법.
- 제1항에 있어서, 언급된 아민으로서 트리플루랄린 또는 이소프로팔린을 사용하는 방법.
- 제1항에 있어서, 아민을 기준하여, 1중량% 이하, 바람직하게는, 0.05 내지 0.5중량%의 술폰산으로 아민을 처리하는 방법.
- 제1항에 있어서, 술폰산을 20 내지 120℃의 온도에서 첨가한 다음, 아민을 상승된 온도, 바람직하게는 50 내지 90℃에서 1 내지 10시간 동안 가열하는 방법.
- 제1항에 있어서, 불활성 유기용매 또는 희석액을 정제시킬 아민에 첨가하는 방법.
- 제5항에 있어서, 술폰산이 방향족 또는 아르지방족 술폰산인 방법.
- 제6항에 있어서, 술폰산이 방향족 또는 아르지방족 술폰산인 방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19833345157 DE3345157A1 (de) | 1983-12-14 | 1983-12-14 | Verfahren zur herstellung von nitrosaminfreien n,n-disubstituierten nitroaromatischen aminen und deren stabilisierung gegen nitrosaminbildung |
DE3345157.5 | 1983-12-14 | ||
DEP3345157.5 | 1983-12-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR850004577A KR850004577A (ko) | 1985-07-25 |
KR920005378B1 true KR920005378B1 (ko) | 1992-07-02 |
Family
ID=6216875
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019840007886A Expired KR920005378B1 (ko) | 1983-12-14 | 1984-12-13 | 니트로스아민이 함유되지 않은 n, n-이치환 니트로 방향족 아민의 제조방법 |
Country Status (14)
Country | Link |
---|---|
US (1) | US4638090A (ko) |
EP (1) | EP0151725B1 (ko) |
JP (1) | JPH0729996B2 (ko) |
KR (1) | KR920005378B1 (ko) |
AT (1) | ATE32710T1 (ko) |
AU (1) | AU584316B2 (ko) |
BR (1) | BR8406389A (ko) |
CA (1) | CA1256902A (ko) |
DD (1) | DD231565A5 (ko) |
DE (2) | DE3345157A1 (ko) |
HU (1) | HU193723B (ko) |
IL (1) | IL73808A (ko) |
SU (1) | SU1373315A3 (ko) |
ZA (1) | ZA849703B (ko) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL78948A (en) * | 1985-06-06 | 1991-03-10 | Finchimica Srl | Process for purifying crude trifluralin |
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 |
EP0322494B1 (en) * | 1987-12-29 | 1993-04-07 | 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 |
US5160530A (en) * | 1989-01-24 | 1992-11-03 | Griffin Corporation | Microencapsulated polymorphic agriculturally active material |
US5196585A (en) * | 1990-10-02 | 1993-03-23 | Dowelanco | Process for treating dinitroanilines with sulfite to reduce impurities and to reduce the ability to produce nitrosamines |
IT1261259B (it) * | 1993-09-13 | 1996-05-09 | Finchimica Srl | Procedimento per la preparazione di ethalfluralin |
US5728881A (en) * | 1997-03-05 | 1998-03-17 | Srm Chemical, Ltd. Co. | Process for preparing trifluralin |
CN120172855A (zh) * | 2025-05-21 | 2025-06-20 | 山东道可化学有限公司 | 一种氟乐灵中亚硝胺的去除方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4136117A (en) * | 1973-06-25 | 1979-01-23 | American Cyanamid Company | Preparation of 2,6-dinitroanilines |
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 |
US4127610A (en) * | 1977-08-17 | 1978-11-28 | Eli Lilly And Company | Dinitroaniline purification with bromine and chlorine |
US4185035A (en) * | 1977-09-02 | 1980-01-22 | Eli Lilly And Company | Dinitroaniline purification with inorganic acid halides |
US4120905A (en) * | 1977-09-21 | 1978-10-17 | Eli Lilly And Company | Removal of nitrosating agents |
JPS5740446A (en) * | 1980-08-25 | 1982-03-06 | Nippon Kayaku Co Ltd | Method for reducing nitrosamine-content in 2,6- dinitroaniline derivative |
-
1983
- 1983-12-14 DE DE19833345157 patent/DE3345157A1/de not_active Withdrawn
-
1984
- 1984-12-06 EP EP84114821A patent/EP0151725B1/de not_active Expired
- 1984-12-06 DE DE8484114821T patent/DE3469519D1/de not_active Expired
- 1984-12-06 AT AT84114821T patent/ATE32710T1/de not_active IP Right Cessation
- 1984-12-10 HU HU844590A patent/HU193723B/hu not_active IP Right Cessation
- 1984-12-12 SU SU843822554A patent/SU1373315A3/ru active
- 1984-12-12 DD DD84270679A patent/DD231565A5/de unknown
- 1984-12-12 IL IL73808A patent/IL73808A/xx not_active IP Right Cessation
- 1984-12-12 US US06/680,750 patent/US4638090A/en not_active Expired - Lifetime
- 1984-12-13 JP JP59261929A patent/JPH0729996B2/ja not_active Expired - Lifetime
- 1984-12-13 ZA ZA849703A patent/ZA849703B/xx unknown
- 1984-12-13 AU AU36653/84A patent/AU584316B2/en not_active Ceased
- 1984-12-13 KR KR1019840007886A patent/KR920005378B1/ko not_active Expired
- 1984-12-13 CA CA000469998A patent/CA1256902A/en not_active Expired
- 1984-12-13 BR BR8406389A patent/BR8406389A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
SU1373315A3 (ru) | 1988-02-07 |
US4638090A (en) | 1987-01-20 |
DE3345157A1 (de) | 1985-06-27 |
ZA849703B (en) | 1985-07-31 |
EP0151725A3 (en) | 1986-05-28 |
HUT37115A (en) | 1985-11-28 |
KR850004577A (ko) | 1985-07-25 |
IL73808A0 (en) | 1985-03-31 |
ATE32710T1 (de) | 1988-03-15 |
CA1256902A (en) | 1989-07-04 |
EP0151725B1 (de) | 1988-03-02 |
IL73808A (en) | 1988-03-31 |
EP0151725A2 (de) | 1985-08-21 |
DE3469519D1 (en) | 1988-04-07 |
AU584316B2 (en) | 1989-05-25 |
JPS60146851A (ja) | 1985-08-02 |
DD231565A5 (de) | 1986-01-02 |
HU193723B (en) | 1987-11-30 |
BR8406389A (pt) | 1985-10-08 |
AU3665384A (en) | 1985-06-20 |
JPH0729996B2 (ja) | 1995-04-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Chupp et al. | Chemical and physical properties of some rotational isomers of. alpha.-haloacetanilides. A novel unreactive halogen system | |
KR920005378B1 (ko) | 니트로스아민이 함유되지 않은 n, n-이치환 니트로 방향족 아민의 제조방법 | |
Van Alphen | On aliphatic polyamines IV | |
US4134917A (en) | Method for the denitrosation of organic nitrosamines | |
US2675409A (en) | Preparation of 2, 4, 6-trichloroaniline | |
HU175662B (hu) | Sposob poluchenija tiokarbaminovokislykh solej s primeneniem chetvertichnoj soli ammonija v kachestve katalizatora | |
McKay et al. | The nitration products of 2-Nitramino-Δ2-1, 3-diazacycloalkenes | |
JPS62116553A (ja) | ニトロンの製造方法 | |
EP0519235B1 (en) | Preparation of alkanesulfonamides | |
JP2005534659A (ja) | 1,3,5−トリアミノベンゼンの調製とそれを高純度のフロログルシノ−ルに加水分解する方法 | |
Grimes et al. | 43. Synthesis of bis-2, 2, 2-trinitroethylnitrosamine | |
KR950013107B1 (ko) | 제초성 디페닐 에테르 유도체의 제조방법 | |
CA1340073C (en) | Process for the production of dinitrotoleune or mononitrobenzene | |
EP0131472B1 (en) | 5-mercapto-1,2,3-thiadiazoles composition and process for preparing the same | |
Rheinlander | CCCLXVI.—Quantitative measurements of the reactivity of the halogens in aromatic compounds | |
AU665843B2 (en) | Process for the production of dinitrotoluene | |
Schmidt | A New Synthesis of Quinoline Derivatives | |
JPH0113460B2 (ko) | ||
Macbeth et al. | 66. The action of phenylhydrazine and of thiourea on aliphatic nitro-compounds | |
EP0049384B1 (en) | N-denitration of n,2,6-trinitroanilines with phase transfer catalysts | |
KR870001248B1 (ko) | N-메틸-2,4-디니트로-n-페닐-6-(트리플루오로메틸)-디페닐아민의 제조방법 | |
US3984488A (en) | Dinitration of nitrobenzotrifluoride | |
CA1133014A (en) | Process for the removal of nitrosation agent(s) from nitrated aromatic compounds | |
Senier et al. | XXIX.—The action of methylene diiodide on aryl-and naphthyl-amines: diarylmethylenediamines, acridines, and naphthacridines | |
Murfitt et al. | 99. The reaction between amines and unsaturated compounds containing halogen attached to one of the ethylenic carbon atoms. Part III. The influence of a gem-dimethyl group |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0109 | Patent application |
St.27 status event code: A-0-1-A10-A12-nap-PA0109 |
|
R17-X000 | Change to representative recorded |
St.27 status event code: A-3-3-R10-R17-oth-X000 |
|
PG1501 | Laying open of application |
St.27 status event code: A-1-1-Q10-Q12-nap-PG1501 |
|
A201 | Request for examination | ||
P11-X000 | Amendment of application requested |
St.27 status event code: A-2-2-P10-P11-nap-X000 |
|
P13-X000 | Application amended |
St.27 status event code: A-2-2-P10-P13-nap-X000 |
|
PA0201 | Request for examination |
St.27 status event code: A-1-2-D10-D11-exm-PA0201 |
|
G160 | Decision to publish patent application | ||
PG1605 | Publication of application before grant of patent |
St.27 status event code: A-2-2-Q10-Q13-nap-PG1605 |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
St.27 status event code: A-1-2-D10-D22-exm-PE0701 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
St.27 status event code: A-2-4-F10-F11-exm-PR0701 |
|
PR1002 | Payment of registration fee |
St.27 status event code: A-2-2-U10-U11-oth-PR1002 Fee payment year number: 1 |
|
PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 4 |
|
PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 5 |
|
PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 6 |
|
PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 7 |
|
PN2301 | Change of applicant |
St.27 status event code: A-5-5-R10-R13-asn-PN2301 St.27 status event code: A-5-5-R10-R11-asn-PN2301 |
|
R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-5-5-R10-R18-oth-X000 |
|
R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-5-5-R10-R18-oth-X000 |
|
R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-5-5-R10-R18-oth-X000 |
|
PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 8 |
|
FPAY | Annual fee payment |
Payment date: 20000509 Year of fee payment: 9 |
|
PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 9 |
|
LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |
St.27 status event code: A-4-4-U10-U13-oth-PC1903 Not in force date: 20010703 Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE |
|
PC1903 | Unpaid annual fee |
St.27 status event code: N-4-6-H10-H13-oth-PC1903 Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE Not in force date: 20010703 |
|
PN2301 | Change of applicant |
St.27 status event code: A-5-5-R10-R13-asn-PN2301 St.27 status event code: A-5-5-R10-R11-asn-PN2301 |
|
R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-5-5-R10-R18-oth-X000 |
|
R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-5-5-R10-R18-oth-X000 |
|
R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-5-5-R10-R18-oth-X000 |
|
R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-5-5-R10-R18-oth-X000 |