Indocyanine Green

Also known as: Cardiogreen, Foxgreen, IC Green, IR-125, Cardio-green, UJOVIRIDIN, Sodium 2-(7-(3,3-dimethyl-1-(4-sulfonatobutyl)benz(e)indolin-2-ylidene)hepta-1,3,5-trien-1-yl)-3,3-dimethyl-1-(4-sulfonatobutyl)benz[e]indolinium, 1H-Benz[e]indolium, 2-[(1E,3E,5E,7E)-7-[1,3-dihydro-1,1-dimethyl-3-(4-sulfobutyl)-2H-benz[e]indol-2-ylidene]-1,3,5-heptatrien-1-yl]-1,1-dimethyl-3-(4-sulfobutyl)-, inner salt, sodium salt (1:1)

Indocyanine Green (CAS 3599-32-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C43H47N2NaO6S2 and a molecular weight of 774.963 g/mol. Key properties include a melting point of 235 °C and a boiling point of 157ºC. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

3599-32-4

Jingsj CID

J-37924-5

Molecular Formula

C₄₃H₄₇N₂NaO₆S₂

Molecular Weight

774.963 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026