Two isomeric epoxysitosterol from Rhododendron formosanum: 1H and 13C NMR chemical shift assignments.

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Title:	Two isomeric epoxysitosterol from Rhododendron formosanum: 1H and 13C NMR chemical shift assignments.
Authors:	周昌弘(Chang-Hung Chou)*
Contributors:	生命科學院生態暨演化生物學研究所;中國附醫院長室
Keywords:	NMR;1HNMR;13CNMR;Rhododendron formosanum;Ericaceae;epoxysterols;5,6α-epoxy-5α- stigmastan-3β-ol;5,6β-epoxy-5β-stigmastan-3β-ol
Date:	2006
Issue Date:	2009-08-25 14:41:12 (UTC+8)
Abstract:	1H and 13C NMR assignments of the two isomeric epoxysitosterols, 5,6α-epoxy-5α-stigmastan-3β-ol (1) and 5,6β-epoxy-5β-stigmastan-3β-ol (2), isolated from the leaves of Rhododendron formosanum Hemsl were achieved by 1D and 2D techniques such as DEPT, HMBC, HMQC, COSY and NOESY.
Relation:	MAGNETIC RESONANCE IN CHEMISTRY 44(8)817 ~819
Appears in Collections:	[Graduate Institute of Ecology and Evolutionary Biology ] Journal articles

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