## Abstract Treatment of the benzyl and (trimethylsilylethoxymethyl) SEM protected 2,2′‐biimidazoles, **2a** and **2b**, with 2 equivalents of __N__‐bromosuccinimide (NBS) allows obtaining the 5,5′‐dibromo and 4,4′‐dibromo substituted biimidazoles, **3a** and **5b** respectively. The use of 4 equiv
Regioselective Symmetrical Bromination of Protected 2,2′-Diimidazole.
✍ Scribed by David Sanchez-Garcia; Salvador Borros; Santi Nonell; Jose I. Borrell; Carles Colominas; Jordi Teixido
- Publisher
- John Wiley and Sons
- Year
- 2010
- Weight
- 29 KB
- Volume
- 33
- Category
- Article
- ISSN
- 0931-7597
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