IT1137177B - Processo per la preparazione di uree asimmetriche a partire da uretani ed ammine - Google Patents

Processo per la preparazione di uree asimmetriche a partire da uretani ed ammine

Info

Publication number
IT1137177B
IT1137177B IT22082/81A IT2208281A IT1137177B IT 1137177 B IT1137177 B IT 1137177B IT 22082/81 A IT22082/81 A IT 22082/81A IT 2208281 A IT2208281 A IT 2208281A IT 1137177 B IT1137177 B IT 1137177B
Authority
IT
Italy
Prior art keywords
amines
uretans
starting
preparation
ureas
Prior art date
Application number
IT22082/81A
Other languages
English (en)
Other versions
IT8122082A0 (it
Inventor
Romano Ugo
Giancarlo Fornasari
Original Assignee
Anic Spa
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 Anic Spa filed Critical Anic Spa
Priority to IT22082/81A priority Critical patent/IT1137177B/it
Publication of IT8122082A0 publication Critical patent/IT8122082A0/it
Priority to DE8282200632T priority patent/DE3266999D1/de
Priority to EP82200632A priority patent/EP0066922B1/en
Priority to AT82200632T priority patent/ATE16179T1/de
Application granted granted Critical
Publication of IT1137177B publication Critical patent/IT1137177B/it

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
    • C07C273/1836—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 derivatives of carbamic acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
IT22082/81A 1981-06-02 1981-06-02 Processo per la preparazione di uree asimmetriche a partire da uretani ed ammine IT1137177B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT22082/81A IT1137177B (it) 1981-06-02 1981-06-02 Processo per la preparazione di uree asimmetriche a partire da uretani ed ammine
DE8282200632T DE3266999D1 (en) 1981-06-02 1982-05-24 Process for preparing asymmetric ureas from urethans and amines
EP82200632A EP0066922B1 (en) 1981-06-02 1982-05-24 Process for preparing asymmetric ureas from urethans and amines
AT82200632T ATE16179T1 (de) 1981-06-02 1982-05-24 Verfahren zur herstellung von asymmetrischen harnstoffen aus urethanen und aminen.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT22082/81A IT1137177B (it) 1981-06-02 1981-06-02 Processo per la preparazione di uree asimmetriche a partire da uretani ed ammine

Publications (2)

Publication Number Publication Date
IT8122082A0 IT8122082A0 (it) 1981-06-02
IT1137177B true IT1137177B (it) 1986-09-03

Family

ID=11191215

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22082/81A IT1137177B (it) 1981-06-02 1981-06-02 Processo per la preparazione di uree asimmetriche a partire da uretani ed ammine

Country Status (4)

Country Link
EP (1) EP0066922B1 (it)
AT (1) ATE16179T1 (it)
DE (1) DE3266999D1 (it)
IT (1) IT1137177B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3636190A1 (de) * 1986-10-24 1988-04-28 Bayer Ag Verfahren zur herstellung von n,n-diaryl-harnstoffen
US5169954A (en) * 1990-08-14 1992-12-08 Chemie Linz Gesellschaft M.B.H. Process for the N-alkylation of ureas
DE4028040A1 (de) * 1990-09-05 1992-03-12 Chemie Linz Deutschland Verfahren zur n-alkylierung von harnstoffen
CA2089923A1 (en) * 1992-02-20 1993-08-21 Eiji Yamanaka Production of unsaturated carbamic acid derivative
DE69703019T2 (de) * 1996-12-05 2001-01-11 Sumika Fine Chemical Co. Ltd., Osaka Verfahren zur Herstellung eines 1,3-disubstituierten Harnstoffs
CZ301952B6 (cs) * 2005-11-15 2010-08-11 Škoda Auto a. s. Nastavitelná loketní opera

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL255093A (it) * 1959-08-21
US3161676A (en) * 1962-05-21 1964-12-15 Berkeley Chemical Corp Preparation of substituted alkyl ureas

Also Published As

Publication number Publication date
DE3266999D1 (en) 1985-11-28
EP0066922A1 (en) 1982-12-15
EP0066922B1 (en) 1985-10-23
IT8122082A0 (it) 1981-06-02
ATE16179T1 (de) 1985-11-15

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