C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 487/14 (2006.01)
Patent
CA 2543431
A process for preparing substituted 5-amino-pyrazolo[4,3-e]-1,2,4-triazolo- [1,5-c]pyrimidine compounds having an aminoalkyl substituent at the 7-position is disclosed, wherein the pyrimidine ring is cyclized using a cyanating agent.
L'invention concerne un procédé de préparation de composés de 5-amino-pyrazolo[4,3-e]-1,2,4-triazolo-[1,5-c]pyrimidine substitués ayant un substituant aminoalkyle à la position 7, le cycle pyrimidine est cyclisé à l'aide d'un agent de cyanation.
Jones Andrew D.
Kuo Shen-Chun
Tran Loc Thanh
Tsai David Jieh-Shyh
Zhang Pengyi
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
Schering Corporation
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