O-(2,3,4,5,6-Pentafluorobenzyl

Phenolphthalein disulfate

3-Methyl-3-penten-2-one

4,4,5,5-Tetramethyl-2-(tetrahy

3,4-Dimethoxybenzenesulfonyl c

4-Amino-2-chlorophenylboronic

4-Chloro-4'-fluorobutyrophenon

Pentafluorphenyl trifluoraceta

Diisopropylaminomethylidene(di

2-Amino-2-ethyl-1,3-propanedio

4-Bromo-2-fluorobenzoyl chlori