6-氨基-2-甲基烟酰腈 、 N-氯代丁二酰亚胺 在
silica gel 、 乙酸乙酯 作用下,
以
溶剂黄146 为溶剂,
反应 2.0h,
以to give 6-amino-5-chloro-2-methyl-nicotinonitrile (400 mg, 64%) as a white solid的产率得到6-amino-5-chloro-2-methylnicotinonitrile
[EN] TRIAZOLO COMPOUNDS AS PDE10 INHIBITORS<br/>[FR] COMPOSÉS TRIAZOLO EN TANT QU'INHIBITEURS DE PDE10
申请人:HOFFMANN LA ROCHE
公开号:WO2013178572A1
公开(公告)日:2013-12-05
The present invention provides compounds of formula (Ia) and (Ib) wherein R1, R2, R3 and R4 are as defined in the description and in the claims, as well as physiologically acceptable salts thereof. These compounds inhibit PDE10A and can be used as medicaments.
The present invention provides compounds of formula (Ia) and (Ib)
wherein R
1
, R
2
, R
3
and R
4
are as defined in the description and in the claims, as well as physiologically acceptable salts thereof. These compounds inhibit PDE10A and can be used as medicaments.
Provided herein are heterocyclic derivative compounds and pharmaceutical compositions comprising said compounds that are useful for inhibiting plasma kallikrein. Furthermore, the subject compounds and compositions are useful for the treatment of diseases wherein the inhibition of plasma kallikrein inhibition has been implicated, such as angioedema and the like.