Multi-step reaction with 15 steps
1.1: dmap; pyridine / 1.67 h / 0 - 20 °C / Inert atmosphere
2.1: trifluoroacetic acid / water / 6 h / 0 °C / Inert atmosphere
3.1: sodium periodate / methanol; water / 1 h / 20 °C / Inert atmosphere
4.1: sodium tetrahydroborate / methanol; dichloromethane / 1 h / 0 - 20 °C / Inert atmosphere
5.1: toluene-4-sulfonic acid / dichloromethane / 2 h / 20 °C / Inert atmosphere
6.1: potassium carbonate; methanol / 4.42 h / 0 - 20 °C / Inert atmosphere
7.1: 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione / acetonitrile / 1 h / Inert atmosphere; Reflux
8.1: dichloromethane / 20 °C
9.1: diisobutylaluminium hydride / dichloromethane; toluene / 0.5 h / -50 - -30 °C / Inert atmosphere
10.1: triethylamine / dichloromethane / 0.67 h / 0 - 20 °C / Inert atmosphere
11.1: acetonitrile / 6.25 h / 0 - 20 °C / Inert atmosphere
12.1: n-heptane / 2 h / 90 °C / Inert atmosphere
13.1: methanol / 14 h / 0 - 20 °C / Inert atmosphere
14.1: mesitylenecarbonitrile oxide / acetonitrile / 1.5 h / 20 °C / Inert atmosphere
15.1: ozone / ethanol / 0.25 h / -78 °C
15.2: 0.01 h / -78 - 0 °C / Inert atmosphere
With
pyridine; methanol; dmap; sodium tetrahydroborate; sodium periodate; diisobutylaluminium hydride; potassium carbonate; toluene-4-sulfonic acid; ozone; triethylamine; mesitylenecarbonitrile oxide; trifluoroacetic acid; 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione;
In
methanol; ethanol; n-heptane; dichloromethane; water; toluene; acetonitrile;
8.1: |Wittig Olefination;
DOI:10.1016/j.tetasy.2014.04.002