Chromogenic Properties of 3,3'-Bis(1- n-octyl-2-methylindol-3-yl)phthalide with Color Developers in Alcohol
LIU Fuyong, FENG Dan, WU Yongping, WU Jiana, DONG Chuan
Chinese Journal of Applied Chemistry . 2015, (12): 1437 -1447 .  DOI: 10.11944/j.issn.1000-0518.2015.12.150170