2,4-Dichloro-6,7-dimethoxyquinazoline

2',4'-Dichloroacetophenone

2,4-Dichlorophenylboronic acid

2,4-Dichlorobenzenediazonium tetrafluoroborate

2,4-DICHLOROBENZOTRICHLORIDE

2,4-Dichlorobenzyl chloride

2,4-DICHLORO-OMEGA-NITROSTYRENE

2,4-DICHLORO-OMEGA-NITROSTYRENE

2,4-Difluorobenzyl bromide

2,4-DIFLUORO-DL-PHENYLALANINE