2,4-DITERT-BUTOXYPYRIMIDIN-5-YLBORONIC ACID

2,4-DIAMINO-5-FLUOROQUINAZOLINE

2,4-DIAMINO-5-PHENYLTHIAZOLE MONOHYDROBROMIDE

2,4-DIAMINO-6-(4-FLUOROPHENYL)PYRIMIDINE

2,4-DIBROMO-6-FLUOROANILINE

2,4-Dichloro-3,5-dimethylphenol

2,4-Dichloro-5-fluoronitrobenzene

2,4-DICHLORO-6-METHYLBENZYLAMINE