反応 #51786

反応方程式

4-hydroxy-6-[2-(5-hydroxymethyl-thiophen-3-yl)-ethyl]-6-isopropyl-5,6-dihydro-pyran-2-one

toluene-4-thiosulfonic acid S-(2-tert-butyl-4-hydroxymethyl-5-methyl-phenyl)ester

potassium carbonate

→

title compound

3-(2-tert-Butyl-4-hydroxymethyl-5-methyl-phenylsulfanyl)-4-hydroxy-6-[2-(5-hydroxymethyl-thiophen-3-yl)-ethyl]-6-isopropyl-5,6-dihydro-pyran-2-one

溶媒

DMF

反応条件

実験手順

The title compound was prepared as described in General Method 16a using 4-hydroxy-6-[2-(5-hydroxymethyl-thiophen-3-yl)-ethyl]-6-isopropyl-5,6-dihydro-pyran-2-one (Example E-23; 0.67 mmol), toluene-4-thiosulfonic acid S-(2-tert-butyl-4-hydroxymethyl-5-methyl-phenyl)ester (Example BB-2; 0.74 mmol), potassium carbonate (2.7 mmol) in DMF (5 mL), mp 76-80° C. MS (APCI): 503 (M−H).

出典