reagent. R2CH-OH. - saturated 1° alcohols are oxidized to carboxylic acids. Collins reagent can be prepared and isolated or generated in situ. Collins Reagent. CH2Cl2. 90% overall. Collum, D. B.; McDonald, J. H.; Still, W. C. J. Am. Chem. Soc. 1980, 102, 2117!2120. (+)-monensin. Myers. Chem 115. Less acidic than PCC and less basic than Collins' reagent. Secondary alcohols are oxidised to ketones. Primary alcohols can be oxidised to either aldehydesCrO3Py2 (Collins Reagent): hydroscopic, often requires excess, if dry will stop at aldehyde. [ClCrO3][PyH] (pyridinium chlorochromate, PCC, 9 From Alcohols. Primary and secondary alcohols are oxidized to aldehydes ketones using Jones reagent, Collins oxidation, PCC, or PDC. Primary alcohols are
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