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. 2019 Jan 14;15:130–136. doi: 10.3762/bjoc.15.13

Scheme 3.

Scheme 3

Overall synthetic routes to LM5CCs and LMdiols. The 93% value (standing for *) from 1d to 2d was cited from ref [27]. Reagents and conditions: (a) 5 MPa CO2, 10 mol % TBAC, 100 °C, 72 h; (b) LAH, rt, 2 h; (c) triphosgene, rt, 2 h; (d) H2O/dioxane (1:1, v/v), 120 °C, 72 h; (e) H2O, 90 °C, 12 h.