Preparation of 4-(chloromethyl)benzaldehyde_Kain Industrial Additive

background and overview[1-3] 4-(chloromethyl)benzaldehyde is an organic intermediate commonly used as raw material for pharmaceutical synthesis. it can be obtained by one-step oxidation of 4-chloromethylbenzyl alcohol. preparation[1-3] method 1 report 1 dissolve pyridinium chlorochromate (4.96 g, 23.0 mmol, 1.2 equiv) in 60 ml ch2cl2, then add 4-chloromethyl benzyl alcohol (3.00g, 19.2 mmol) was stirred. the…