Spiraea thunbergii Sieb. was found to contain 1-O-cis-cinnamoyl-β-D- glucopyranose and 6-O-(4′-hydroxy-2′-methylene-butyroyl)-1-O-cis- cinnamoyl-β-D-glucopyranose as major plant growth inhibitory constituents along with related compounds of lower phytotoxicity including 6-O-(trans-cinnamoyl)-1-O-(4″-hydroxy-3″-methyl-furan-2″-one) -β-D-glucopyranose, 6-O-(4′-hydroxy-2′-methylene-butyroyl)-1-O- trans-cinnamoyl-β-D-glucopyranose, and 1-O-trans-cinnamoyl-β-D- glucopyranose. The former three compounds were cinnamoyl glucosides.
All Science Journal Classification (ASJC) codes
- Molecular Biology
- Plant Science