Hot (pressure) sensitive dye
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JYDR-6
3,3-bis(1-ethyl-2-methyl-1H-indol-3-yl)phthalide
Synonyms: 3,3-Bis(1-ethyl-2-methyl-1H-indole-3-yl)isobenzofuran-1(3H)-one
CAS No： 22091-92-5
Molecular formula: C30H28N2O2
Molecular weight： 448.56
Molecular_Structure :
