CAS No.50292-95-0
EINECS No.256-524-7
Purity: >98.0%(HPLC)
Chemical name : Pergascript Red I 6B; 3,3-Bis(2-methyl-1-octyl-1H-indol-3-yl)phthalide
Application:thermal/pressure sensitive paper; thermochromic inks and pigments