Table 6. C-Desilylation of the dialkynylcarbinol-cored PAC analogues.

Substrate	Conditions	Product	Yield
23	Dry THF + 3% H2O, 1.5 eq. TBAF, 0 °C to RT, 3 h		60%
25	Dry THF, 1.3 eq. TBAF, 0 °C to RT, 0.5 h		40%
38	Dry THF + 2.5% H2O, 4 eq. TBAF, 0 °C to RT, 24 h		54%
44	Dry THF, 1.5 eq. TBAF, −20 °C to 10 °C, 2.5 h		42%