IR-820

General description

IR-820 is an indocyanine dye, which has a broad absorption band at 690 nm in aqueous solution. It is a near infrared dye (NIR) with a molar absorptivity of 72 x 10⁴ dm³mol⁻¹cm⁻¹.

Application

IR-820 is a cost-effective imaging agent with low cytotoxicity. It can be used for image guided photothermal therapy for the treatment of cancer. It is also used as a contrasting agent for the detection and quantification of infected tissues in animals.

Molecular Weight: 849.47. Empirical Formula: C₄₆H₅₀ClN₂NaO₆S₂. composition: Dye content, 80% . Quality Level: 100. mp: >. 300 . °C (lit.). λ. _max: 820 nm. SMILES string: [Na+].CC1(C)\C(: C\C: C2/CCCC(\C: C\C3: [N+](CCCCS([O-])(: O): O)c4ccc5ccccc5c4C3(C)C): C2Cl)N(CCCCS([O-])(: O): O)c6ccc7ccccc7c16. InChI: 1S/C46H51ClN2O6S2.Na/c1-45(2)40(48(28-9-11-30-56(50,51)52)38-24-20-32-14-5-7-18-36(32)42(38)45)26-22-34-16-13-17-35(44(34)47)23-27-41-46(3,4)43-37-19-8-6-15-33(37)21-25-39(43)49(41)29-10-12-31-57(53,54)55. /h5-8,14-15,18-27H,9-13,16-17,28-31H2,1-4H3,(H-,50,51,52,53,54,55). /q. +1/p-1. InChI key: RANIQVAJHXBIAY-UHFFFAOYSA-M. Storage Class Code: 11 - Combustible Solids. WGK: WGK 3. Flash Point(F): Not applicable. Flash Point(C): Not applicable. Personal Protective Equipment: Eyeshields, Gloves, type N95 (US).