Reaktion #1015

ord-96b5709519a5432ab5539f7faa641c73

Reaktionsgleichung

O=C([O-])[O-].[Cs+].[Cs+]
caesium carbonate
COc1ccc(CO)cc1O
3-hydroxy-4-methoxybenzyl alcohol
[I-].[Na+]
sodium iodide
BrOC1CCCC1
cyclopentyloxybromide
COc1ccc(CO)cc1OC1CCCC1
title compound
Ausbeute 35.8%
COc1ccc(CO)cc1OC1CCCC1
3-Cyclopentyloxy-4-methoxybenzylalcohol
Ausbeute 35.8%

Reaktionsbedingungen

Detaillierte Bedingungen
See reaction.notes.procedure_details.

Vorschrift

From 3-hydroxy-4-methoxybenzyl alcohol (50 g, 0.324 mol), cyclopentyloxybromide (70 ml, 0.648 mol), caesium carbonate (72.83 g, 0.222 mol) and sodium iodide (5.63 g, 0.037 mol). Chromatography (SiO2 ; EtOAc-C6H14, 1:3) to yield the title compound (25.782 g). (Found C, 69.92; H, 8.18. C13H18O3 requires C, 70.25; H, 8.16).

Quelle

DOI: 10.6084/m9.figshare.5104873.v1Patent: US05723460uspto-grants-1998_03