Two new dihydrochalcones, crotaramin (2) and crotin (3), have been isolated from the Indian plant Crotolaria ramosissima. Their structures have been elucidated by extensive one- and two-dimensional NMR spectroscopy including HMBC and NOESY.
- 1D and 2D H and C-NMR spectroscopy
- Crotolaria ramosissima
- Structure elucidation
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