The condensation of homophthalic acid (1) with 3‐methoxybenzoyl chloride, followed by demethylation gave 3‐(3‐hydroxyphenyl)isocoumarin (3b). Reaction of (3b) with α‐tetraacetobromo glucose yielded tetraacetylhomalicine (3d), which was deacetylated to homalicine (3e).
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Zamani et al. (2000) studied this question.
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