• Natural Product Sciences
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• v.7 no.1
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• pp.21-22
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• 2001

A cytotoxic compound was purified from the flowers (46 g) of Paulownia tomentosa by normal column chromatography. As a result of the structure analysis by spectroscopic methods, the compound was identified as isoatriplicolide tiglate, which shows in vitro cytotoxicity.