Tetrahydroimidazoquinazolinone cardiac stimulants
Номер патента: CA1270486A
Опубликовано: 19-06-1990
Автор(ы): David A. Roberts, Simon F. Campbell
Принадлежит: Pfizer Corp
Опубликовано: 19-06-1990
Автор(ы): David A. Roberts, Simon F. Campbell
Принадлежит: Pfizer Corp
Реферат: Abstract Title: "Tetrahydroimidazoquinazolinone Cardiac Stimulants" 1,2,3,5-Tetrahydroimidazo[2,1-b]quinazolin-2-(1H)-one cardiac stimulants, and their pharmaceutically acceptable salts, of the formula:- (I) wherein "Het" is an optionally substituted 5- or 6-membered aromatic heterocyclic group attached to the 6-, 7-, 8-, or 9-position of said 1,2,3,5-tetrahydroimidazo[2,1-b]quinazolin-2-(1H)-one; R, which is attached to the 6-, 7-, 8- or 9-position, is hydrogen, C1-C4 alkyl, C1-C4 alkoxy, hydroxy, hydroxymethyl, halo or CF3; and R1, R2, R3, R4 and R5 are each H or C1-C4 alkyl.
Tetrahydroimidazoquinazolinone cardiac stimulants.
Номер патента: ES8800224A1. Автор: . Владелец: Pfizer Corp Belgium. Дата публикации: 1987-10-16.