5-[1,1-Dimethyl-3-(4-sulfonatobutyl)benz[e]indolin-2-ylidene]-1-[1,1-dimethyl-3-(4-sulfonatobutyl)benz[e]indolium-2-yl]-1,3-pentadiene Sodium Salt

3,3,3',3'-四甲基-1,1'-双(4-磺丁基)苯并[e]吲哚二碳菁钠

Also known as: 3,3,3',3'-Tetramethyl-1,1'-bis(4-sulfobutyl)benzoindodicarbocyanine Sodium Salt, 3,3,3',3'-Tetramethyl-1,1'-bis(4-sulfobutyl)benzoindodicarbocyanine, 2-[5-[1,1-Dimethyl-3-(4-sulfobutyl)-1,3-dihydrobenzo[e]indol-2-ylidene]penta-1,3-dienyl]-1,1-dimethyl-3-(4-sulfobutyl)-1H-benzo[e]indolium inner salt sodium salt, NK 1841 (dye), Sodium 4-[(2E)-2-{(2E,4E)-5-[1,1-dimethyl-3-(4-sulfonatobutyl)-1H-benzo[e]indolium-2-yl]-2,4-pentadien-1-ylidene}-1,1-dimethyl-1,2-dihydro-3H-benzo[e]indol-3-yl]-1-butanesulfonate, Sodium 4-[2-[5-[1,1-Dimethyl-3-(4-sulfonatobutyl)-1H-benz[e]indol-2(3H)-ylidene]-1,3-pentadienyl]-1,1-dimethyl-1H-benz[e]indol-3-ium-3-yl]butane-1-sulfonate

5-[1,1-Dimethyl-3-(4-sulfonatobutyl)benz[e]indolin-2-ylidene]-1-[1,1-dimethyl-3-(4-sulfonatobutyl)benz[e]indolium-2-yl]-1,3-pentadiene Sodium Salt (CAS 64285-36-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C41H45N2NaO6S2 and a molecular weight of 748.92600 g/mol. It is also known as 3,3,3',3'-Tetramethyl-1,1'-bis(4-sulfobutyl)benzoindodicarbocyanine Sodium Salt, 3,3,3',3'-Tetramethyl-1,1'-bis(4-sulfobutyl)benzoindodicarbocyanine and 2-[5-[1,1-Dimethyl-3-(4-sulfobutyl)-1,3-dihydrobenzo[e]indol-2-ylidene]penta-1,3-dienyl]-1,1-dimethyl-3-(4-sulfobutyl)-1H-benzo[e]indolium inner salt sodium salt. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

64285-36-5

Jingsj CID

J-1041497-6

Molecular Formula

C₄₁H₄₅N₂NaO₆S₂

Chinese Name

3,3,3',3'-四甲基-1,1'-双(4-磺丁基)苯并[e]吲哚二碳菁钠

Molecular Weight

748.92600 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026