FUSED PYRAZOLE DERIVATIVE
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United States of America Patent
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Issued Date -
Nov 3, 2016
app pub date -
Oct 22, 2014
filing date -
Oct 23, 2013
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Abstract
The present invention provides a cyclic aminomethyl pyrimidine derivative including a pharmaceutically acceptable salt thereof with high selectivity for dopamine D4 receptor, which is useful for treating a disease such as attention deficit hyperactivity disorder. Specifically, the present invention relates no a compound of formula (1) or a pharmaceutically acceptable salt thereof, wherein n and m are independently 1 or 2; W1, W3, and W4 are independently single bond or optionally-substituted C1-4 alkylene group; W2 is optionally-substituted C1-4 alkylene group; R1 and R2 are independently hydrogen atom, etc.; R3 is hydrogen atom, halogen atom, etc.; X1 and X2 are independently single bond, oxygen atom, etc.; ring Q1 is optionally-substituted 5- to 10-membered heteroaryl group, etc.; ring Q2 is optionally-substituted 6-membered heteroaryl group, etc.
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