Activation of the carbon-carbon bond in the Mn-mediated cycloaddition reaction between disilacyclobutene and cyclic conjugated dienes
β Scribed by Hui-Jean Chiang; Chao-Shiuan Liu
- Publisher
- Elsevier Science
- Year
- 1993
- Tongue
- English
- Weight
- 426 KB
- Volume
- 458
- Category
- Article
- ISSN
- 0022-328X
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π SIMILAR VOLUMES
COMMUNICATIONS 0.90 -0.80 -0.70 -0.60 -940.8 (3) A' , z = I , p =1.630 gcm-'. p = 2.032 mm-', crystal size 0.20 x 0.20 x 0.40 mm, F(000) = 480.0; 5531 unique reflections and 5468 assumed as observed with 1>2u(l). 268 parameters, R(F,) = 0.0461. R,IF,I\* = 0.1025 and S = 0.966. Crystallographic data
## Homoannular conjugated dienes in decalin systems can be prepared by the palladiumcatalyzed elimination reaction of a-allylic carbonates, and heteroannular dienes are obtained from /.%allylic carbonates. Both homoannular and heteroannular conjugated dienes in decalin systems are present in a num