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.)
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Poulenc Freres SA
Original Assignee
Poulenc Freres SA
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Filing date
Publication date
Application filed by Poulenc Freres SAfiledCriticalPoulenc Freres SA
Application grantedgrantedCritical
Publication of FR556636ApublicationCriticalpatent/FR556636A/fr
C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
C07F9/66—Arsenic compounds
C07F9/70—Organo-arsenic compounds
C07F9/74—Aromatic compounds
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
FR556636D1921-12-281921-12-28Procédé pour la préparation d'une solution aqueuse stable d'un composé benzénique
ExpiredFR556636A
(fr)
Procédé pour séparer l'urée d'une solution contenant : de l'eau, un acide, de l'urée et éventuellement des composés dérivés de l'urée