C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/358, 260/359
C07D 309/38 (2006.01) A61K 31/35 (2006.01)
Patent
CA 1070319
ABSTRACT OF THE DISCLOSURE Substituted 2H-pyran-2,6(3H)-dione derivatives useful in the treatment of allergic conditions are pre- pared by reaction of 3,5-diacetyl-4,6-dihydroxy-2H-pyran-2- one with an appropriate aniline.
264674
Snader Kenneth M.
Willis Chester R.
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