反应详情

Dihydro-6,6-diphosphono-1-methyl-1-pyrindinium inner salt, monosodium salt [prepared as described in Example 4 hereinbefore] is hydrogenated using essentially the same procedure as described in Example 1 (part B) hereinbefore to provide octahydro-1-methyl-1-pyrindine-6,6-diphosphonic acid.