1-(2,3-Dihydroxypropyl)-3-methylxanthine 1-(beta,gamma-Dihydroxypropyl)-3-methylxanthine 120267-26-7 4-26-00-02369 (Beilstein Handbook Reference) BRN 0264699 Xanthine, 1-(2,3-dihydroxypropyl)-3-methyl-