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Process for 4'-epi-acetylamino-4'-deoxy-5-oximinoavermectin B.sub. 1
Process for 4'-epi-acetylamino-4'-deoxy-5-oximinoavermectin B.sub. 1
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机译:4” -epi-乙酰氨基-4”-脱氧-5-氧亚氨基阿维菌素的制备方法1个
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摘要
An improved process for formation of a 5-oxime on avermectin derivatives comprises the treatment of the oxo-compound with hydroxylamine in aqueous isopropanol at pH 1.8-2.1.
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