NZ240997A - Preparation of n-mono- or n,n-disubstituted ureas - Google Patents

Preparation of n-mono- or n,n-disubstituted ureas

Info

Publication number
NZ240997A
NZ240997A NZ240997A NZ24099791A NZ240997A NZ 240997 A NZ240997 A NZ 240997A NZ 240997 A NZ240997 A NZ 240997A NZ 24099791 A NZ24099791 A NZ 24099791A NZ 240997 A NZ240997 A NZ 240997A
Authority
NZ
New Zealand
Prior art keywords
mono
preparation
disubstituted ureas
ureas
disubstituted
Prior art date
Application number
NZ240997A
Inventor
Markus Rossler
Gerhard Stern
Martin Mullner
Original Assignee
Chemie Linz Gmbh
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 Chemie Linz Gmbh filed Critical Chemie Linz Gmbh
Publication of NZ240997A publication Critical patent/NZ240997A/en

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
    • 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"
    • C07C273/1827—X being H
    • 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

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)

Abstract

Process for the preparation of N-mono- or N,N-disubstituted ureas by reacting ammonium isocyanate with a primary or secondary amine in a diluent.
NZ240997A 1991-01-18 1991-12-16 Preparation of n-mono- or n,n-disubstituted ureas NZ240997A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0011191A AT396363B (en) 1991-01-18 1991-01-18 METHOD FOR PRODUCING N-MONO OR N, N-DISUBSTITUTED UREAS

Publications (1)

Publication Number Publication Date
NZ240997A true NZ240997A (en) 1993-07-27

Family

ID=3481814

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ240997A NZ240997A (en) 1991-01-18 1991-12-16 Preparation of n-mono- or n,n-disubstituted ureas

Country Status (11)

Country Link
EP (1) EP0495218B1 (en)
JP (1) JPH04295456A (en)
KR (1) KR920014769A (en)
AT (2) AT396363B (en)
AU (1) AU645168B2 (en)
CZ (1) CZ282512B6 (en)
DE (1) DE59105723D1 (en)
ES (1) ES2073105T3 (en)
HU (1) HU211451B (en)
NZ (1) NZ240997A (en)
ZA (1) ZA919723B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19749979C2 (en) * 1997-11-05 2000-01-13 Schering Ag Medicaments containing N, N'-substituted ureas and their derivatives
US8183408B2 (en) 2007-11-16 2012-05-22 Kaneka Corporation Process for production of N-carbamoyl-tert-leucine
EP2119489A1 (en) * 2008-05-14 2009-11-18 Uhde Fertilizer Technology B.V. Method for reducing aerosol emissions in a urea granulation plant

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH318184A (en) * 1952-04-16 1956-12-31 Rohm & Haas Process for the preparation of ureidoalkylvinyl ethers
US4996359A (en) * 1988-03-14 1991-02-26 Arco Chemical Technology, Inc. Process for the preparation of aromatic bis dialkyl ureas
DE3928566A1 (en) * 1989-08-29 1991-03-07 Chemie Linz Deutschland Unsymmetrically-substd. urea(s) prepn. - by reaction of prim. or sec. amine with substd. ammonium isocyanate in inert diluent

Also Published As

Publication number Publication date
HU9200163D0 (en) 1992-05-28
JPH04295456A (en) 1992-10-20
HUT60242A (en) 1992-08-28
AU645168B2 (en) 1994-01-06
HU211451B (en) 1995-11-28
KR920014769A (en) 1992-08-25
ES2073105T3 (en) 1995-08-01
EP0495218A1 (en) 1992-07-22
CS366491A3 (en) 1992-08-12
ATA11191A (en) 1992-12-15
EP0495218B1 (en) 1995-06-14
AT396363B (en) 1993-08-25
ATE123765T1 (en) 1995-06-15
AU1023492A (en) 1992-07-23
DE59105723D1 (en) 1995-07-20
CZ282512B6 (en) 1997-07-16
ZA919723B (en) 1992-09-30

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