Near Infrared Absorption Dyes → ADS780WS (Product Specifications)


ADS780WS is 2-[2-[2-Chloro-3-[2-(1,3-dihydro-3,3-dimethyl-1-(4-sulfobutyl)-2H-indol-2-ylidene)-ethylidene]-1-cyclohexen-1-yl]-ethenyl]-3,3-dimethyl-1-(4-sulfobutyl)-1H-indolium, inner salt, monosodium. The chemical formula for ADS780WS is C38 H46 Cl N2 O6 S2 Na.

Molecular Structure and Technical Data

Appearance: Green Crystals

Molecular weight: 749.36 g mol-1

Melting Point: >230oC (Decomp.)

Absorption maximum:

   780 - 785 nm (in MeOH)

Absorption coefficient:

   1.7 x 105 L mol-1 cm-1


• Recommended Solvents
   Water, Methanol

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Disclaimer: The information in this bulletin is believed to be accurate, but all recommendations are made without warranty since the conditions of use are beyond the control of American Dye Source, Inc. The listed properties are illustrative only, and not product specifications. American Dye Source, Inc. disclaims any liability in connection with the use of the information, and does not warrant against infringement by reason of the use of its products in combination with other material or in any process.