Process for producing 5-oxaspiro[2.4]heptan-6-one and novel...

Details Process for producing 5-oxaspiro[2.4]heptan-6-one and novel... Process for producing 5-oxaspiro[2.4]heptan-6-one and novel...

C - Chemistry, Metallurgy

07

D

C07D 307/94 (2006.01) C07C 255/12 (2006.01) C07D 307/33 (2006.01)

Patent

CA 2145735

5-Oxaspiro[2.4]heptan-6-one of the formula: (I) Image is obtained from [3-(hydroxymethyl)oxetan-3-yl]acetonitrile by conversion with hydrogen bromide and cyclization of the intermediate product 4,4-bis(bromomethyl)dihydro-2-furanone with zinc. 5-Oxaspiro[2.4]heptan-6-one is an intermediate product for producing leucotriene antagonists.

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