1. Institute of Organic Chemistry , University of Regensburg , Regensburg , Germany;2. SüDZUCKER AG Mannheim/Ochsenfurt, Central Department Research , Entwicklung, Services (CRDS) , Obrigheim , Germany
Abstract:
L-Sorbose 1 was converted to 5-hydroxymethylfurfural 8 in choline chloride melts in moderate yields. A simplified synthesis of sorbosylurea tetraacetate 4 in two steps using urea melts was performed, achieving good yields. Supplemental materials are available for this article. Go to the publisher's online edition of Synthetic Communications® to view the free supplemental file.