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Formulation comprising 1 H - quinazoline - 2, 4 - dione AMPA receptor antagonists, in the form of immediate release tablets and preparation thereof
专利权人:
Novartis AG
发明人:
Zielinski, Joseph Lawrence,Vrettos, John,Ji, Qin,Patel, Subash
申请号:
AU2010336510
公开号:
AU2010336510A1
申请日:
2010.12.21
申请国别(地区):
AU
年份:
2012
代理人:
摘要:
The present invention provides a tablet comprising a hydroxypropylcellulose and an active ingredient selected from compounds of Formula (I) and salts thereof: wherein R represents CF, CHF, CHF, CHCHF-, CHCF-, ethyl or iso-propyl and R represents alkyl substituted by one or more substituents, the substituents being selected from the group consisting of halogen, nitro, cyano, acyl, hydroxy, oxo (=0), alkoxy, cycloalkoxy, acyloxy, alkoxycarbonyloxy, amino, alkylamino, dialkylamino, formyl, acylamino, alkoxycarbonylamino or R represents heterocyclylalkyl substituted by one or more substituents, the substituents being selected from the group consisting of halogen, nitro, cyano, hydroxy, alkoxy, alkylcarbonyloxy, alkoxycarbonyloxy, amino, alkylamino, dialkylamino, alkoxycarbonylamino, or R represents phenyl substituted by one or more substituents, the substituents being selected from the group consisting of cyano, hydroxy, alkanediyl, alkenediyl, alkoxy, hydroxyalkyl, formyl, alkylcarbonyl, alkoxycarbonyl, alkylcarbonyloxy, alkoxycarbonyloxy, amino, alkylamino, dialkylamino, aminoalkyl, alkylaminoalkyl, dialkylaminoalkyl, alkoxycarbonylamino, or R represents heterocyclyl optionally substituted by one or more substituents, the substituents being selected from the group consisting of halogen, hydroxy, amino, nitro, cyano, alkyl, hydroxalkyl, alkoxyalkyl, aminoalkyl, alkylaminoalkyl, dialkylaminoalkyl, acyl, alkoxy, acyloxy, alkoxycarbonyloxy, amino, alkylamino, dialkylamino, acylamino, alkoxycarbonylamino and whereby the heterocycle is bound to the phenyl ring by a carbon-atom. The invention also provides a process for preparing the above tablet.
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