Di-2-pyridyl Carbonate

[1659-31-0] C11H8N2O3 (MW 216.21) InChI = 1S/C11H8N2O3/c14-11(15-9-5-1-3-7-12-9)16-10-6-2-4-8-13-10/h1-8H InChIKey = GCSAXWHQFYOIFE-UHFFFAOYSA-N (dehydration agent; preparation of esters,3 amides,4 nitriles;5 alkoxycarbonylation6 or protection7 of amines; carbonyl transfer8) Alternate Names: 2-DPC. Physical Data: mp 76–78 °C. Solubility: sol CH2Cl2. Form Supplied in: white solid. Preparative Methods: from Phosgene and 2‐Hydroxypyridine in the presence of Pyridine in THF9 or Triethylamine in CH2Cl2 (eq 1).3, 7 Phosgene can also be replaced with triphosgene (Bis(trichloromethyl) Carbonate).2 The usual yield is about 80%. (1) Handling, Storage, and Precautions: quite stable and can be stored under nitrogen at rt for several months without any noticeable decomposition.