Tetracarbonyl(η2-dicyclohexylthiophosphinito)mangan(I) 、
Diisopropyl acetylenedicarboxylate 以
正己烷 为溶剂,
以87%的产率得到3,3,3,3-tetracarbonyl-2,2-dicyclohexyl-1-thia-2λ(4)-phospha-3-mangana-4,6-cycloheptadiene-4,5,6,7-tetracarboxylic acid tetraisopropyl ester