14663-70-8 3-Chloro-7-hydroxy-4-methylcoumarin bis(2,3-dichloropropyl)phosphate Coumarin, 3-chloro-7-hydroxy-4-methyl-, bis(2,3-dichloropropyl)phosphate Phosphoric acid, bis(2,3-dichloropropyl) 3-chloro-4-methyl-2-oxo-2H-1-benzopyran-7-yl ester