(2-Hydroxy-1,1-dimethylethyl)dimethylammonium hydrogen maleate 1-Propanol, 2-(dimethylamino)-2-methyl-, (2Z)-2-butenedioate (1:1) (salt) 1-Propanol, 2-(dimethylamino)-2-methyl-, (Z)-2-butenedioate (1:1) (salt) 2-(Dimethylamino)-2-methyl-1-propanol maleate 67874-85-5 7005-47-2 EINECS 267-513-1