Agent Name

1,1',3,3,3',3'-Hexamethylindotricarbocyanine iodide

CAS Number

19764-96-6

Formula

C29-H33-N2.I

Major Category

Dyes

Synonyms

2-(7-(1,3-Dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)hepta-1,3,5-trienyl)-1,3,3-trimethyl-3H-indolium iodide; 3H-Indolium, 2-(7-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)-1,3,5-heptatrien-1-yl)-1,3,3-trimethyl-, iodide (1:1); 3H-Indolium, 2-(7-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)-1,3,5-heptatrienyl)-1,3,3-trimethyl-, iodide; [ChemIDplus] HTC iodide; [Acros Organics MSDS]

Category

Carbocyanine Dyes

Description

Green to gold-brown powder; [Acros Organics MSDS]

Sources/Uses

Laser dye; [Aldrich MSDS]

Comments

Contains less than 2% non-denatured ethyl alcohol as residual from manufacture; An irritant; May have a narcotic effect (CNS depression); May cause heart damage; Targets the liver and nerves; [Aldrich MSDS]

Exposure Assessment
TLV (ACGIH)

0.01 ppm, inhalable fraction and vapors (iodides)

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