1559r.ah13247-25811/02/0520:12Page257 Solutions to Problems257 48.992M 上S8n RCH:-2HCI ”RC=CH LNH NH, RC=CLi RC=CCH2OH 49.A The recipe for formation of a sulfonate (an inorganic ester): CH.C OCH OCH; B Oxacyclopropane formation from a C=C double bond:MCPBA or any other peroxycarboxylic acid may be used. C Similar to A: D An alternative oxacyclopropane synthesis: H48. 49. A The recipe for formation of a sulfonate (an inorganic ester): B Oxacyclopropane formation from a CPC double bond: MCPBA or any other peroxycarboxylic acid may be used. C Similar to A: D An alternative oxacyclopropane synthesis: OCH3 R N O O CH3 H OCH3 OCH3 OCH3 RN OSO2CH3 O CH3 H OCH3 OCH3 OCH3 CH3O N OSO2CH3 CH3 H O 2 NaNH2, NH3 LiNH2, NH3 RC CH Double elimination of a geminal dihaloalkane. R Cl CH3 Cl RC CLi 1. H2C O, THF 2. H
, H2O RC CCH2OH 2 HCl Solutions to Problems • 257 1559T_ch13_247-258 11/03/05 20:12 Page 257