2,5-二氢呋喃 、 2-benzyl-5-ethoxy-4-isobutyl-oxazole 以38 g of crude 4-benzyl-6-isobutyl-1,3-dihydro-furo[3,4-c]pyridine-7-ol are obtained的产率得到4-benzyl-6-isobutyl-1,3-dihydro-furo[3,4-c]pyridin-7-ol
New pyridin-3-ols and their N-oxides and acid addition salts, which are useful as intermediates, especially for the preparation of pharmacologically active compounds, and their preparation.