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Two new naphthalene derivatives named eucleanal A and B(1 and 2) were isolated from Euclea divinorum.The structures of the new compounds were elucidated by detailed spectroscopic analysis such as ~1H,~(13)C NMR,COSY,HMQC,HMBC and HREIMS mass spectrometry.
Two new naphthalene derivatives named eucleanal A and B (1 and 2) were isolated from Euclea divinorum. The structures of the new compounds were elucidated by detailed spectroscopic analysis such as ~ 1H, ~ (13) C NMR, COZY, HMQC, HMBC and HREIMS mass spectrometry.