The surface intermediate (C<sub>2</sub>H<sub>5</sub><sup>+</sup> and CH<sub>3</sub>C<sub>6</sub>H<sub>5</sub><sup>+</sup>) and the reactive pathway of nuclear alk
A series of estrone derivatives of amino acids and peptides haze beensynthesized by different coupling reagents and the binding affinity of deblocked derivative
N-Perfluoroalkanesulfonyl S,S-dialkyl sulfilimines R<sub>f</sub>SO<sub>2</sub>N=SR<sup>1</sup>R<sup>2</sup> wereprepared in high yields by condensation of N-sul