Intramolecular Cyclizations via Carbenoid Intermediates in Complexation of Alkynyltungsten Compounds with Co<sub>2</sub>(CO)<sub>8</sub>:  A New Route to the Pauson−Khand Reaction Yung-Tai Shiu Reniguntala J. Madhushaw Wen-Tai Li Yin-Chih Lin Gene-Hsian Lee Shie-Ming Peng Feng-Lin Liao Sue-Lang Wang Rai-Shung Liu 10.1021/ja990007k.s003 https://acs.figshare.com/articles/journal_contribution/Intramolecular_Cyclizations_via_Carbenoid_Intermediates_in_Complexation_of_Alkynyltungsten_Compounds_with_Co_sub_2_sub_CO_sub_8_sub_A_New_Route_to_the_Pauson_Khand_Reaction/3673953 Intramolecular Cyclizations via Carbenoid Intermediates in Complexation of Alkynyltungsten Compounds with Co<sub>2</sub>(CO)<sub>8</sub>:  A New Route to the Pauson−Khand Reaction 1999-04-08 00:00:00 Co 2 Cyclization Complexation Carbenoid Intermediates CO Pauson Alkynyltungsten Compounds New Route Intramolecular