Abstract
An efficient 1-pot procedure for the Zn-mediated redn. of nitro arenes in the presence of chloroformates leading to the corresponding N,O-bisprotected hydroxylamine is described. Reactions proceed smoothly under ambient conditions in THF-water mixts. in good to excellent yield (34-81%). Solvolysis of the bisprotected hydroxylamines with NaOMe at room temp. provides access to synthetically versatile N-aryl-N-hydroxy carbamates in excellent yields (89-97%).
| Original language | Undefined/Unknown |
|---|---|
| Pages (from-to) | 798-802 |
| Number of pages | 5 |
| Journal | Synlett |
| Issue number | 5 |
| DOIs | |
| Publication status | Published - 2009 |
Keywords
- hydroxy carbamates
- N-aryl-N-hydroxy carbamates
- chloroformates
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