100299-08-9 4H-Pyrido(1,2-a)pyrimidin-4-one, 9-methyl-3-(1H-tetrazol-5-yl)-, potassium salt 69372-19-6 9-Methyl-3-(1H-tetrazol-5-yl)-4H-pyrido(1,2-a)pyrimidin-4-one potassium salt 9-Methyl-3-(1H-tetrazol-5-yl)-4H-pyrido(1,2-a)pyrimidin-4-one, potassium salt Alamast BMY 26517 CCRIS 3562 PEMIROLAST POTASSIUM Pemilaston Pemirolast potassium [USAN:JAN] Pemirolast potassium salt TBX