Journal of labelled compounds and radiopharmaceuticals p. 169 - 172 (2001)
Update date:2022-08-05
Topics:
Ellames, George J.
Herbert, John M.
An efficient route is described for the preparation of [13C6]-ε-caprolactam 81b), and thence to [13C6]-hexamethyleneimine (2b) hydrochloride. The sequence, from [13C6]-phenol, uses a rhodium-catalysed hydrogenation to generate labelled cyclohexanol, and thence cyclohexanone, whose oxime was subjected to a Beckmann rearrangement to give 1a.
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