FR2643078B1 - Procede de synthese d'urees symetriques - Google Patents

Procede de synthese d'urees symetriques

Info

Publication number
FR2643078B1
FR2643078B1 FR8901939A FR8901939A FR2643078B1 FR 2643078 B1 FR2643078 B1 FR 2643078B1 FR 8901939 A FR8901939 A FR 8901939A FR 8901939 A FR8901939 A FR 8901939A FR 2643078 B1 FR2643078 B1 FR 2643078B1
Authority
FR
France
Prior art keywords
ureases
synthesizing
symmetrical
synthesizing symmetrical
symmetrical ureases
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 - Lifetime
Application number
FR8901939A
Other languages
English (en)
Other versions
FR2643078A1 (fr
Inventor
Pierre Dixneuf
Christian Bruneau
Jean Fournier
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.)
Societe Nationale des Poudres et Explosifs
Original Assignee
Societe Nationale des Poudres et Explosifs
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 Societe Nationale des Poudres et Explosifs filed Critical Societe Nationale des Poudres et Explosifs
Priority to FR8901939A priority Critical patent/FR2643078B1/fr
Publication of FR2643078A1 publication Critical patent/FR2643078A1/fr
Application granted granted Critical
Publication of FR2643078B1 publication Critical patent/FR2643078B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR8901939A 1989-02-15 1989-02-15 Procede de synthese d'urees symetriques Expired - Lifetime FR2643078B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8901939A FR2643078B1 (fr) 1989-02-15 1989-02-15 Procede de synthese d'urees symetriques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8901939A FR2643078B1 (fr) 1989-02-15 1989-02-15 Procede de synthese d'urees symetriques

Publications (2)

Publication Number Publication Date
FR2643078A1 FR2643078A1 (fr) 1990-08-17
FR2643078B1 true FR2643078B1 (fr) 1991-05-10

Family

ID=9378800

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8901939A Expired - Lifetime FR2643078B1 (fr) 1989-02-15 1989-02-15 Procede de synthese d'urees symetriques

Country Status (1)

Country Link
FR (1) FR2643078B1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3293293A (en) * 1964-04-24 1966-12-20 Mobil Oil Corp Production of ureas and thioureas
AU586591B2 (en) * 1985-03-04 1989-07-13 Catalytica Associates Carbonylation process for producing carbomic acid derivatives
DE3744120A1 (de) * 1987-12-24 1989-07-06 Basf Ag Verfahren zur herstellung von 1,3-dialkyl-2-imidazolidinonen

Also Published As

Publication number Publication date
FR2643078A1 (fr) 1990-08-17

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Legal Events

Date Code Title Description
ST Notification of lapse