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 filedfiledCritical
Publication of BE659862ApublicationCriticalpatent/BE659862A/xx
C07D251/02—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings
C07D251/12—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
C07D251/26—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with only hetero atoms directly attached to ring carbon atoms
C07D251/40—Nitrogen atoms
C07D251/54—Three nitrogen atoms
C07D251/56—Preparation of melamine
C07D251/60—Preparation of melamine from urea or from carbon dioxide and ammonia
Landscapes
Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
Phenolic Resins Or Amino Resins
(AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)