Regioselective deprotonation of 3-chloro-1-tosylpyrrole is used to prepare the 2-formyl derivative. Application of this chemistry in a synthesis of the left hand pyrrolo-furan substructure of roseophilin is described.
Regioselective deprotonation of 3-chloro-1-tosylpyrrole is used to prepare the 2-formyl derivative. Application of this chemistry in a synthesis of the left hand pyrrolo-furan substructure of roseophilin is described.