Hexacyanine 2 is a known synthetic biological stain that is used in photodynamic therapy. Recent research has focused on the development of the combination of a photosensitizer with photoprotector cyanine dye as a novel antitumor strategy for the eradication of malignant cells expressing the multidrug-resistance phenotype.

CAS：36536-22-8
中文别名：1,3,3,1\',3\',3\'-六甲基吲哚双碳菁碘化物;1,1\',3,3,3\',3\'-六甲基吲哚双碳菁碘;
英文别名：Bis-(N,3,3-trimethylindolenin)-dicarbocyanin-(2,2\')-iodid;DIIC1(5);2-[5-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)penta-1,3-dienyl]-1,3,3-trimethyl-3H-indolium iodide;1,5-bis-(1,3,3-trimethyl-3H-indol-2-yl)-pentamethinium,iodide;NK-529;1,1\',3,3,3\',3\'-hexamethylindocarbocyanine iodide;3,3-trimethyl-nyl]-iodide;1,3,3,1\',3\',3\'-Hexamethylindoledicarbocyanine iodide;1,1,3,3,3\',3\'-HEXAMETHYLINDODICARBOCYANINE IODIDE;1,1\',3,3,3\',3\'-hexaMethylindodicarbocyanine iodideDiIC1(5);1,5-Bis-(1,3,3-trimethyl-3H-indol-2-yl)-pentamethinium,Jodid;HIDC;HIDC IODIDE;
分子式：C27H31IN2
分子量：510.453
精确质量：510.153
Psa：6.25
Logp：3.1443

EINECS号：253-091-6

熔点：264ºC (dec.)(lit.)

危险品标志：Xi; Xn