4-(Chloromethyl)-5-methyl-1,3-dioxol-2-one80841-78-7100 % similar 4-(Bromomethyl)-5-methyl-1,3-dioxol-2-one80715-22-661 % similar 4,5-Dimethyl-1,3-dioxol-2-one37830-90-357 % similar 4-(Chloromethyl)-3,5-dimethylisoxazole19788-37-532 % similar 2-(Chloromethyl)-5-methyl-1,3,4-oxadiazole3914-42-930 % similar