In organic chemistry, a nitrone is a functional group consisting of an N-oxide of an imine. The general structure is R1R2C=N+(−O−)(−R3), where R3 is not...
6 KB (493 words) - 21:59, 21 June 2024
The nitrone-olefin (3+2) cycloaddition reaction is the combination of a nitrone with an alkene or alkyne to generate an isoxazoline or isoxazolidine via...
7 KB (923 words) - 11:26, 27 February 2024
of the nitrone dipole, and acyclic and endocyclic nitrones are all tolerated. This large allowance provides a lot of flexibility for nitrone handle or...
48 KB (5,450 words) - 20:27, 26 August 2024
Cycloaddition (section Nitrone-olefin cycloaddition)
reaction. The Huisgen cycloaddition reaction is a (2+3)cycloaddition. The Nitrone-olefin cycloaddition is a (3+2)cycloaddition. Cheletropic reactions are...
11 KB (1,261 words) - 17:18, 22 January 2024
azides and cyclooctynes (also termed copper-free click chemistry), between nitrones and cyclooctynes, oxime/hydrazone formation from aldehydes and ketones...
44 KB (5,098 words) - 05:29, 19 February 2024
with nitro compounds to give a nitrone; but a Grignard reagent with an α hydrogen will then add again to the nitrone to give a hydroxylamine salt. The...
17 KB (1,766 words) - 02:42, 22 May 2024
azides and cyclooctynes (also termed copper-free click chemistry), between nitrones and cyclooctynes, oxime/hydrazone formation from aldehydes and ketones...
15 KB (2,619 words) - 18:12, 29 July 2024
by (3+2) cycloaddition between a nitrone and an alkyne. This can be considered an extension of the more common nitrone-olefin (3+2) cycloaddition used...
5 KB (453 words) - 18:24, 9 July 2024
The rearrangement has also been successfully performed on haloimines and nitrones. Cyclic oximes and haloimines yield lactams. The Beckmann rearrangement...
14 KB (1,419 words) - 04:50, 28 December 2023
Category:Oximes – specific chemicals containing this functional group Nitrone – the N-oxide of an imine The name "oxime" is derived from "oximide" (i...
15 KB (1,639 words) - 01:16, 24 August 2024