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Home › 3-Substituted-7-alkoxy-2,2'-Spirobi[2H-1-benzopyrans]

3-Substituted-7-alkoxy-2,2'-Spirobi[2H-1-benzopyrans]

US Patent 4348508 · Granted Sep 7, 1982

Estimated economic value: $1,509,000 ⓘ

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