1,3-dihydroxybenzene-2-13C: Its preparat
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Scott D. Boyce; Aldos C. Barefoot; James F. Hornig
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Article
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1983
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John Wiley and Sons
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French
⚖ 529 KB
## Abstract 1,3‐cyclohexanedione‐2‐^13^C was prepared by intramolecular Claisen condensation of methyl 5‐oxohexanote‐6‐^13^C with sodium methoxide. Formation of the ketoester starting material involved treatment of a mixed dicarboxylic anhydride with an isotopicallylabelled Grignard reagent, methyl