Exclusive cis-1,4-Addition Reaction inthe Bromination of 2,5-Bis(trimethylsilyl)-thiophene Monooxide

ChemInform Abstract: Exclusive cis-1,4-A

ChemInform Abstract: Exclusive cis-1,4-Addition Reaction in the Bromination of 2,5-Bis(trimethylsilyl)thiophene Monooxide.

✍ S.-Z. ZHANG; S. SATO; E. HORN; N. FURUKAWA 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 29 KB 👁 1 views

## Exclusive cis-1,4-Addition Reaction in the Bromination of 2,5-Bis(trimethylsilyl)thiophene Monooxide. -2,5-Bis(trimethylsilyl)thiophene monooxide (I) reacts with elemental bromine to give highly selectively the cis-1,4-adduct (II). Prolonged stirring of (II) at room temperature leads to comple