4-OXO-4-PHENYLAMINO-2-BUTENOIC ACID

4-PENTYLBENZALDEHYDE OXIME

4-PHENOXYBUTYRYL CHLORIDE

4-PHENOXYBUTYRYL CHLORIDE

4-PHENOXYPHENYL ISOCYANATE

4-PHENYL-1,2,3-THIADIAZOLE-5-CARBOHYDRAZIDE

4-PHENYL-2,2,5,5-TETRAMETHYL-3-IMIDAZOLIN-1-YLOXY

4-PHENYL-3-THIOSEMICARBAZIDE