๐”– Bobbio Scriptorium
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Selective Mono-BOC Protection of Diamines.

โœ Scribed by Dae Woo Lee; Hyun-Joon Ha; Won Koo Lee


Publisher
John Wiley and Sons
Year
2007
Weight
18 KB
Volume
38
Category
Article
ISSN
0931-7597

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Complete NMR elucidation of a novel tris
โœ Louis Fourie; Thavendran Govender; Humcha K. Hariprakasha; Hendrik G. Kruger; Te ๐Ÿ“‚ Article ๐Ÿ“… 2004 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 133 KB

## Abstract The syntheses of a novel trishomocubane hydantoin and its monoโ€ and bisโ€protected __t__โ€Boc derivatives are described. The less nucleophilic Nโ€3โ€ฒ nitrogen of the hydantoin ring is protected first when treated with diโ€__tert__โ€butyl dicarbonate (__t__โ€Boc anhydride), possibly owing to st