C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/251
C07D 239/26 (2006.01)
Patent
CA 1303040
64693-3269D ABSTRACT OF THE DISCLOSURE The invention relates to a process for making 2-alkyl- pyrimidines which comprises dehydrogenating a 2-alkyltetrahydro- pyrimidine in a vapor phase reactor in the absence of oxygen and in which no water is added over a supported noble metal catalyst and the compound N,N'-1,3-propandiylbis(2,2-dimethylpropanamide). The process provides a preparation of 2-alkylpyrimidines in high yields and purity in a simple one step reaction.
579779
Pews Richard G.
Smart & Biggar
The Dow Chemical Company
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