Organobor‐Schwefel‐Verbindungen mit Bicyclo[x.3.0]alk‐3‐en‐Struktur — Herstellung und Charakterisierung

Organoboron‐Sulfur Compounds with Bicyclo[x.3.0]alk‐3‐ene Structure — Preparation and Characterisation The compounds (R CH 3 : I : R C 6 H 5 : II ) are prepared from ( E )ClSi(CH 3 ) 2 C(R 3 )C(C 2 H 5 )B(C 2 H 5 )Cl [R 3 CH 3 ; A ; R 3 C(CH 3 )CH 2 : B ] with LISR. ‐ A and B react with LiS(CH 2 ) n SLi ( n = 2: Li 2 ‐ 1 ; n = 3: Li 2 ‐ 2 n = 4: Li 2 ‐ 3 ) to form the bicyclic compounds R 3 )C(C 2 H 5 )B