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.)
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.)
Boehringer Ingelheim Pharma GmbH and Co KG
Original Assignee
Dr Karl Thomae GmbH
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Filing date
Publication date
Application filed by Dr Karl Thomae GmbHfiledCriticalDr Karl Thomae GmbH
Priority to FR824169ApriorityCriticalpatent/FR1295353A/fr
Priority to FR836173Aprioritypatent/FR252M/fr
Application grantedgrantedCritical
Publication of FR1295353ApublicationCriticalpatent/FR1295353A/fr
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
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
FR824169A1959-04-181960-04-12Perfectionnements apportés aux procédés pour préparer des urées substituées
ExpiredFR1295353A
(fr)