Imidazo(1,5-a)pyrimidine derivatives and their use as antimycotic agents

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4649198
SERIAL NO

06629385

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

Imidazo [1,5-a] pyrimidine derivatives of the formula (I) exhibit antifungal properties: ##STR1## wherein X.sub.1 and X.sub.2 are selected from the group consisting of a hydrogen atom, a halogen atom, a hydroxy group, an amino or substituted amino group, an alkoxy group, an alkylthio group, an alkylsulfinyl group and an alkylsulfonyl group; R.sub.1, R.sub.2 and R.sub.3 are selected from the group consisting of a hydrogen atom, an alkyl group, an alkenyl group, an alkynyl group, an aryl group and an aralkyl group. Compound (I) are prepared by reacting the corresponding .alpha.-acylamino-alkylpyrimidines with condensing agents to form chlorine-substituted imidazo [1,5-a] pyrimidines, then replacing one or both chlorine atoms in the pyrimidine ring with other substituents, if necessary.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
KYORIN PHARMACEUTICAL CO LTDTOKYO

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Irikura, Tsutomu Tokyo, JP 25 244
Kinoshita, Susumu Tochigi, JP 159 2527
Murayama, Satoshi Tochigi, JP 12 102
Shinoda, Hirotaka Kawaguchi, JP 3 13
Suzue, Seigo Kuki, JP 16 161
Uchida, Hiroaki Tokyo, JP 40 227

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation