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2,2,6,6-tetramethylpiperidinyl-1-oxide

It oxidizes the alcohol directly to the acid.
There is a wide application of sugar chemistry and nucleoside chemistry.
Use contact reactive oxidant, which is used for the production of orange dehyde in iodobenzene diacetyl oxide.
In short, copper/TEMPO is used in the contact reaction of an alcohol-generated aldehyde.
The use of stable nitrooxygenyl is used to control the active polymerization

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