REFERENCES
- Yoshihara , T. ; Yoshikawa , H. ; Sakamura , S. ; Sakuma , T. Clovamides; L-Dopa conjugated with trans- and cis-caffeic acids in red clover (Trifolium pratense). Agric . Biol. Chem. 1974 , 38 , 1107 – 1109 .
- Wang , S. ; Ghisalberti , E. L. ; Ridsdill-Smith , J. Bioactive isoflavonols and other components from Trifolium subterraneum . J. Nat. Prod. 1998, 61, 508–510.
- Nielsen , J. K. ; Olsen , O. ; Pedersen , L. H. ; Sorensen , H. 2-O-(p-Coumaroyl)-L-malate, 2-O-caffeoyl-L-malate and 2-O-feruloyl malate in Raphanus sativus . Phytochemistry 1984 , 23 , 1741 – 1743
- Karioti , A. ; Protopappa , A. ; Megoulasb , N. ; Skaltsa , H. Identification of tyrosinase inhibitors from Marrubium velutinum and Marrubium cylleneum . Bioorg. Med. Chem. 2007 , 15 , 2708 – 2714 .
- Tazaki , H. ; Ito , M. ; Miyoshi , M. ; Kawabata , J. ; Fukushi , E. Fujita , T. ; Motouri , M. ; Furuki , T. ; Nabeta , K. Subulatin, an antioxidic caffeic acid derivative isolated from the in vitro cultured liverworts, Juggermannia subulata, Lophocolea heterophylla, and Scapania parvitexta Biosci . Biotech. Biochem. 2002 , 66 , 255 – 261 .
- Abdel-Farid , I. B. ; Kim , H. K. ; Choi , Y. H. ; Verpoorte , R. Metabolic characterization of Brassica rapa leaves by NMR spectroscopy . J. Agric. Food. Chem. 2007 , 55 , 7936 – 7943 .
- Harbaum , B. ; Hubbermann , E. M. ; Wolff , C. ; Herges , R. ; Zhu , Z. ; Schwarz , K. Identification of flavonoids and hydroxycinnamic acids in Pak Choi varieties (Brassica campestris L. ssp. chinensis var. communis) by HPLC–ESI-MSn and NMR and their quantification by HPLC–DAD . J. Agric. Food Chem. 2007 , 55 , 8251 – 8260 .
- Lin , L.-Z. ; Harnly , J. M. Phenolic compounds and chromatographic profiles of pear skins (Pyrus spp.) . J. Agric. Food Chem. 2008 , 56 , 9094 – 9101 .
- Budzianowski , J. Caffeoylmalic and two pyrrole acids from Parietaria officinalis . Phytochemistry 1990 , 29 , 3299 – 3301 .
- Sullivan , M. L. , Hatfield , R. D. Polyphenol oxidase and o-diphenols inhibit post-harvest proteolysis in red clover and alfalfa . Crop Science. 2006 , 46 , 662 – 670 .
- Sullivan , M. L. , Zarnowski , R. Red clover HCT2, a hydroxycinnamoyl-coenzyme A:malate hydroxycinnamoyl transferase, plays a crucial role in biosynthesis of phaselic acid and other hydroxycinnamoyl-malate esters in vivo . Plant Physiol. 2011 , 155 , 1060 – 1067 .
- Sullivan , M. L. A novel red clover hydroxycinnamoyl transferase has enzymatic activities consistent with a role in phaselic acid biosynthesis . Plant Physiol. 2009 , 150 , 1866 – 1879 .
- Sullivan , M. L. , Zarnowski , R. 2010 . Red clover coumarate 3′-hydroxylase (CYP98A44) is capable of hydroxylating p-coumaroyl-shikimate but not p-coumaroyl-malate: Implications for the biosynthesis of phaselic acid . Planta 2010 , 231 , 319 – 328 .
- Allais , F. ; Martinet , S. ; Ducrot , P. Straightforward total synthesis of 2-O-feruloyl-L-malate, 2-O-sinapoyl-L-malate, and 2-O-5-hydroxyferuloyl-L-malate . Synthesis 2009 , 3571 – 3578 .
- Scarpati , M. L. ; Oriente , G. Isolation from kidney beans (Phaseolus vulgaris) of phaselic acid: Its constitution and synthesis. Gazz. Chim. Ital. 1960 , 90 , 212 – 219 .
- West , K. R. ; Bake , K. D. ; Otto , S. Dynamic combinatorial libraries of disulfide cages in water. Org. Lett. 2005 , 7 , 2615 – 2618 .
- This compound returned no hits in either SciFinder or Reaxys databases .
- Akita , H. ; Nozawa , M. ; Mitsuda , A. ; Ohsawa , H. A convenient synthesis of (+)-albicanol based on enzymatic function: Total syntheses of (+)-albicanyl acetate, (−)-albicanyl 3,4-dihydroxycinnamate, (−)-drimenol, (−)-drimenin, and (−)-ambrox . Tetrahedron: Asymetry 2000 , 11 , 1375 – 1388 .
- Kocz , R. ; Roestamadji , J. ; Mobashery , S. A convenient triphosgene-mediated synthesis of symmetric carboxylic acid anhydrides . J. Org. Chem. 1994 , 59 , 2913 – 2914 .
- Lu , F. ; Ralph , J. Facile synthesis of 4-hydroxycinnamyl p-coumarates . J. Agric. Food Chem. 1998 , 46 , 2911 – 2913 .
- Sullivan , M. L. Private communication .
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