Preparation of 4-Alkyl- and 4-Halobenzoyl Chlorides 4-Pentylbenzoyl Chloride

PREPARATION OF 4-ALKYL- AND 4-HALOBENZOYL CHLORIDES 4-PENTYLBENZOYL CHLORIDE 

Submitted by Mary E Neubert and D L Fishel Checked by Vinay Chowdhry and R E Benson 

Caution Operations prior to vacuum distillation of the product should be done in a ood hood sint e pho.sf ene, t arhon monoxide, and hvdrof en 

Both phosgene and carbon monoxide were identified in IR spectra of gases generated from an equimolar mixture of oxalyl chloride and aluminum chlonde at room temperature. 

Molecular sieves 4A available from Davison Chemical Co. were used. 

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