An Improved Synthesis of α-Phenylseleno Arsonium Ylides

α-Seleno arsonium ylides 5 have been synthesized through the reaetion of α- unfunctionalized arsonium ylides 4 with almost equimolar phenylselenenyl iodide 2.

A Facile Synthesis of α-Phenylthio-α, β-Unsatuated Esters

a-Phenylthio-a, b-unsaturated esters 6 were synthesized by Witting reaction of 3, which were prepared by a phenylsulfenyllation-trans-ylidation reaction.

InCl_3·4H_2O Catalyzed Aldol Condensation of Cycloalkanones with Aromatic Aldehydes

InCl34H2O catalyzes the cross-aldol condensation of cycloalkanones with aromatic aldehydes in sealed tube under solvent free condition to afford an efficient method for the synthesis of a, a-bis(substituted)benzylidenecycloalkanones.

Silver(I)-mediated reaction of trimethylsilylated arylacetylenes with sulfonyl chlorides:Unexpected formation of vinvl sulfones

有 sulfonyl 氯化物的 trimethylsilylated arylacetylenes 的新奇反应面对银硝酸盐或 triflate 被执行。戏剧的产品在中等收益并且与 Z 选择被获得的结合的乙烯基 sulfones。免费激进的机制被建议了说明产品的形成。