DE69202005D1 - Verfahren zur Synthese von symmetrischen N,N'-disubstituierten aromatischen Harnstoffen. - Google Patents

Verfahren zur Synthese von symmetrischen N,N'-disubstituierten aromatischen Harnstoffen.

Info

Publication number
DE69202005D1
DE69202005D1 DE69202005T DE69202005T DE69202005D1 DE 69202005 D1 DE69202005 D1 DE 69202005D1 DE 69202005 T DE69202005 T DE 69202005T DE 69202005 T DE69202005 T DE 69202005T DE 69202005 D1 DE69202005 D1 DE 69202005D1
Authority
DE
Germany
Prior art keywords
synthesis
aromatic
symmetrical
catalyst component
disubstituted aromatic
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 - Fee Related
Application number
DE69202005T
Other languages
English (en)
Other versions
DE69202005T2 (de
Inventor
Jae Seung Oh
Sang Moo Lee
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.)
LG Corp
Original Assignee
Lucky Ltd
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 Lucky Ltd filed Critical Lucky Ltd
Publication of DE69202005D1 publication Critical patent/DE69202005D1/de
Application granted granted Critical
Publication of DE69202005T2 publication Critical patent/DE69202005T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • C07C275/28—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 carbon atoms of six-membered aromatic rings of a carbon skeleton
    • C07C275/30—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 carbon atoms of six-membered aromatic rings of a carbon skeleton being further substituted by halogen atoms, or by nitro or nitroso groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE69202005T 1991-06-24 1992-01-17 Verfahren zur Synthese von symmetrischen N,N'-disubstituierten aromatischen Harnstoffen. Expired - Fee Related DE69202005T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR91010513A KR960009117B1 (en) 1991-06-24 1991-06-24 Process for the preparation of symmetric form n,n'-substitute aromatic urea

Publications (2)

Publication Number Publication Date
DE69202005D1 true DE69202005D1 (de) 1995-05-18
DE69202005T2 DE69202005T2 (de) 1995-08-24

Family

ID=19316227

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69202005T Expired - Fee Related DE69202005T2 (de) 1991-06-24 1992-01-17 Verfahren zur Synthese von symmetrischen N,N'-disubstituierten aromatischen Harnstoffen.

Country Status (8)

Country Link
EP (1) EP0520130B1 (de)
JP (1) JPH06104650B2 (de)
KR (1) KR960009117B1 (de)
AT (1) ATE121075T1 (de)
DE (1) DE69202005T2 (de)
DK (1) DK0520130T3 (de)
ES (1) ES2073191T3 (de)
GR (1) GR3015857T3 (de)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR890005036B1 (ko) * 1985-09-04 1989-12-08 니홍 고강 가부시기가이샤 방향족 우레탄 및 그 중간생성물의 제조방법

Also Published As

Publication number Publication date
DK0520130T3 (da) 1995-07-03
JPH06104650B2 (ja) 1994-12-21
DE69202005T2 (de) 1995-08-24
KR930000475A (ko) 1993-01-15
JPH051018A (ja) 1993-01-08
ATE121075T1 (de) 1995-04-15
ES2073191T3 (es) 1995-08-01
GR3015857T3 (en) 1995-07-31
EP0520130A1 (de) 1992-12-30
KR960009117B1 (en) 1996-07-13
EP0520130B1 (de) 1995-04-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee