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Home › Method of purifying carbazole ester precursors of 6-chloro-.alpha.-methyl-carbazole-2-acetic acid

Method of purifying carbazole ester precursors of 6-chloro-.alpha.-methyl-carbazole-2-acetic acid

US Patent 6013808 · Granted Jan 11, 2000

Estimated economic value: $593,888,000 ⓘ

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