C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 471/04 (2006.01)
Patent
CA 2044796
A pyrido[1,2-a]pyrimidine derivative which is useful as an antiallergic agent can be produced from a 2-aminopyridine derivative or a hydrazoic acid salt thereof by a one-pot and substantially one-step process.
Ishihara Masami
Maruhashi Kazuo
Sano Atsunori
Sumino Motoshige
Gowling Lafleur Henderson Llp
Wako Pure Chemical Industries Ltd.
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