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US 2017/0360792 A1Published application
Organic compounds
AssigneeIntra-Cellular Therapies, Inc.
InventorsPeng LI, Hailin ZHENG, Gretchen SNYDER, Lawrence P. WENNOGLE, Joseph HENDRICK
Life of this patent
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Abstract
The present invention relates to certain PDE2 inhibitory compounds, in free or salt form, pharmaceutical compositions containing such compounds and methods for the treatment of PDE2 mediated disorders.
Claims11
A Compound of Formula I
- wherein
- (i) R1 and R2 together with the nitrogen atom form a heteroC3-7cycloalkyl;
- (ii) R3 is H or C1-4 alkyl;
- (iii) R4 is hetroaryl or aryl optionally substituted with one or more groups selected from C1-4 alkyl, C3-7cycloalkyl, C1-4alkoxy and haloC1-4alkyl;
- (iv) R6 is H or C1-4 alkyl;
- in free or salt form.
3 more elements
(canceled)
Dependencies are inferred from the claim text.