1,2,6-Trigalloylglucose, or more specifically 1,2,6-tri-O-galloyl-β-D-glucose, is a gallotannin found in cell cultures of Cornus officinalis.[1]
References
^Gallotannin production in cell cultures of Cornus officinalis Sieb. et Zucc. Yazaki K. and Okuda T., Plant cell reports, 1989, vol. 8, no6, pp. 346-349, INIST7353523, doi:10.1007/BF00716670