YU146790A - Postopek za pripravo nesimetrično substituiranih sečnin - Google Patents
Postopek za pripravo nesimetrično substituiranih sečninInfo
- Publication number
- YU146790A YU146790A YU146790A YU146790A YU146790A YU 146790 A YU146790 A YU 146790A YU 146790 A YU146790 A YU 146790A YU 146790 A YU146790 A YU 146790A YU 146790 A YU146790 A YU 146790A
- Authority
- YU
- Yugoslavia
- Prior art keywords
- mixt
- procedure
- preparation
- pref
- amine
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C275/00—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C275/04—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups having nitrogen atoms of urea groups bound to acyclic carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C273/18—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas
- C07C273/1809—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas with formation of the N-C(O)-N moiety
- C07C273/1818—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas with formation of the N-C(O)-N moiety from -N=C=O and XNR'R"
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Abstract
POSTOPEK ZA PRIPRAVO NESIMETRIČNO SUBSTITUIRANIH SEČNIN s presnovo plinaste zmesi s temperaturo 250 do 600 C iz izocianove kisline in amoniaka s primarnim ali sekundarnim aminom.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT183089 | 1989-07-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
YU146790A true YU146790A (sh) | 1992-09-07 |
Family
ID=3521912
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
YU146790A YU146790A (sh) | 1989-07-28 | 1990-07-26 | Postopek za pripravo nesimetrično substituiranih sečnin |
Country Status (15)
Country | Link |
---|---|
US (1) | US5043444A (sh) |
EP (1) | EP0410168B1 (sh) |
JP (1) | JPH0366657A (sh) |
KR (1) | KR910002784A (sh) |
AT (1) | ATE115555T1 (sh) |
AU (1) | AU629375B2 (sh) |
CZ (1) | CZ280733B6 (sh) |
DE (1) | DE59007989D1 (sh) |
ES (1) | ES2066049T3 (sh) |
HU (1) | HU208305B (sh) |
NZ (1) | NZ234483A (sh) |
RU (1) | RU1838295C (sh) |
UA (1) | UA19040A (sh) |
YU (1) | YU146790A (sh) |
ZA (1) | ZA905767B (sh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2066050T3 (es) * | 1989-07-28 | 1995-03-01 | Chemie Linz Gmbh | Procedimiento para la obtencion de ureas asimetricamente substituidas, carbamatos, tiocarbamatos e isocianatos substituidos. |
AT397384B (de) * | 1991-08-16 | 1994-03-25 | Chemie Linz Gmbh | Verfahren zur herstellung reiner n,n'-unsymmetrisch substituierter phenylharnstoffe |
DE4127562A1 (de) * | 1991-08-21 | 1993-02-25 | Chemie Linz Deutschland | Verfahren zur herstellung n-mono- oder n,n-disubstituierter harnstoffe |
AT398749B (de) * | 1992-08-13 | 1995-01-25 | Chemie Linz Gmbh | Verfahren zur herstellung von isocyansäure durch zersetzen von n,n-disubstituierten harnstoffen |
AT400559B (de) | 1993-09-09 | 1996-01-25 | Chemie Linz Gmbh | Verfahren zur herstellung von isocyansäure aus cyanursäure |
IN190806B (sh) * | 1998-11-16 | 2003-08-23 | Max India Ltd | |
CN109956891B (zh) * | 2019-03-12 | 2022-04-19 | 东力(南通)化工有限公司 | 一种1,1-二甲基脲制备技术方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1155907A (en) * | 1967-07-03 | 1969-06-25 | Ici Ltd | Improvements in and relating to The Pyrolysis Of Urea |
DE1908047A1 (de) * | 1969-02-18 | 1970-09-10 | Herbrand Kg Dr | Therapeutisch wirksame,N-mono-substituierte Harnstoffe |
GB1457876A (en) * | 1972-12-15 | 1976-12-08 | Ici Ltd | Alkanolamine derivatives device for use in |
GB1433920A (en) * | 1973-10-01 | 1976-04-28 | Ici Ltd | Alkanolamine derivatives |
DE2937331A1 (de) * | 1979-09-14 | 1981-04-02 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von alkylharnstoffen |
DE3031124A1 (de) * | 1980-08-18 | 1982-04-08 | Basf Ag, 6700 Ludwigshafen | Verfahren zur abtrennung von fluessigem harnstoff aus den abgasen der melaminsynthese |
JPS5750954A (en) * | 1980-09-12 | 1982-03-25 | Mitsui Toatsu Chem Inc | Synthesis of urea |
DE3316494A1 (de) * | 1983-05-05 | 1984-11-08 | Lentia GmbH Chem. u. pharm. Erzeugnisse - Industriebedarf, 8000 München | Verfahren zur herstellung eines cyanursaeurearmen isocyansaeure-ammoniak-gasgemisches und vorrichtung zur durchfuehrung des verfahrens |
DE3534947A1 (de) * | 1985-10-01 | 1987-04-09 | Bayer Ag | Verfahren zur herstellung von polyaminen, polyamine und deren verwendung zur herstellung von polyurethanen |
DE3636190A1 (de) * | 1986-10-24 | 1988-04-28 | Bayer Ag | Verfahren zur herstellung von n,n-diaryl-harnstoffen |
CN1021819C (zh) * | 1988-01-20 | 1993-08-18 | 山之内制药株式会社 | 作为药物有用的双脲衍生物的制备方法 |
US4996359A (en) * | 1988-03-14 | 1991-02-26 | Arco Chemical Technology, Inc. | Process for the preparation of aromatic bis dialkyl ureas |
AT394715B (de) * | 1990-08-14 | 1992-06-10 | Chemie Linz Gmbh | Verfahren zur n-alkylierung von harnstoffen |
-
1990
- 1990-07-04 ES ES90112742T patent/ES2066049T3/es not_active Expired - Lifetime
- 1990-07-04 EP EP90112742A patent/EP0410168B1/de not_active Expired - Lifetime
- 1990-07-04 AT AT90112742T patent/ATE115555T1/de not_active IP Right Cessation
- 1990-07-04 DE DE59007989T patent/DE59007989D1/de not_active Expired - Fee Related
- 1990-07-12 NZ NZ234483A patent/NZ234483A/xx unknown
- 1990-07-12 US US07/552,695 patent/US5043444A/en not_active Expired - Fee Related
- 1990-07-23 ZA ZA905767A patent/ZA905767B/xx unknown
- 1990-07-24 CZ CS903680A patent/CZ280733B6/cs not_active IP Right Cessation
- 1990-07-26 YU YU146790A patent/YU146790A/sh unknown
- 1990-07-26 KR KR1019900011363A patent/KR910002784A/ko not_active Application Discontinuation
- 1990-07-26 JP JP2196401A patent/JPH0366657A/ja active Pending
- 1990-07-27 UA UA4830606A patent/UA19040A/uk unknown
- 1990-07-27 HU HU904663A patent/HU208305B/hu not_active IP Right Cessation
- 1990-07-27 RU SU904830606A patent/RU1838295C/ru active
- 1990-07-27 AU AU59940/90A patent/AU629375B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
NZ234483A (en) | 1991-09-25 |
KR910002784A (ko) | 1991-02-26 |
AU5994090A (en) | 1991-01-31 |
EP0410168A2 (de) | 1991-01-30 |
DE59007989D1 (de) | 1995-01-26 |
CZ368090A3 (en) | 1996-01-17 |
AU629375B2 (en) | 1992-10-01 |
RU1838295C (ru) | 1993-08-30 |
ATE115555T1 (de) | 1994-12-15 |
US5043444A (en) | 1991-08-27 |
HUT54974A (en) | 1991-04-29 |
CZ280733B6 (cs) | 1996-04-17 |
ES2066049T3 (es) | 1995-03-01 |
JPH0366657A (ja) | 1991-03-22 |
HU904663D0 (en) | 1991-01-28 |
HU208305B (en) | 1993-09-28 |
ZA905767B (en) | 1991-05-29 |
UA19040A (uk) | 1997-12-25 |
EP0410168A3 (en) | 1992-04-22 |
EP0410168B1 (de) | 1994-12-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BR9206590A (pt) | Processo para a obtenção de quinolonil lactamas antimicrobianas | |
YU146790A (sh) | Postopek za pripravo nesimetrično substituiranih sečnin | |
DK1225175T3 (da) | Mellemprodukt til syntese af D-chiro-3-inosose og (+)-D-chiro-inositol | |
NO170628C (no) | Fremgangsmaate for fremstilling av karbamater, slike karbamater samt drivstoffkonsentratsammensetninger og drivstoffsammensetninger inneholdene nevnte karbamater | |
BR9203919A (pt) | Processo para a preparacao de uma n-(aril)-1,2,4-triazolopirimidina-2-sulfonamida | |
YU146990A (sh) | Postopek za locenje izocianove kisline iz zmesi izocianove kisline in amoniaka | |
HK1009445A1 (en) | Process for the preparation of 2-chloro-5-methyl-pyridine | |
GR3001074T3 (en) | Wood-protecting agent including dimethylalkyl amine and boric acid | |
ITMI921157A1 (it) | Processo per la preparazione di alchilpoliglucosidi | |
GR3024121T3 (en) | Synthesis of bicyclic aromatic sulfonic acids, sulfonyl chlorides and sulfonamides | |
ZA9010390B (en) | Process for the preparation of isothiocyanates | |
BR9405302A (pt) | Processo para a preparação de um composto e o referido composto | |
JPS6483031A (en) | Synthesis of fluorohydrin | |
JPS56122338A (en) | Preparation of isocyanic acid ester | |
ES2018336B3 (es) | Procedimiento para quitar no de gases perdidos de combustion | |
EP0488778A3 (en) | A radioactive iodine compound for labeling an antibody | |
DE59603757D1 (de) | Verfahren zur Herstellung von kristallinem O-Isopropylisoharnstoff-hydrochlorid | |
ES8504162A1 (es) | Procedimiento de preparacion de derivados del furano |