New Indocyanine Green

Also known as: IR-820, New indocyanine green, IR820, S-0306, 2-[2-[2-Chloro-3-[[1,3-dihydro-1,1-dimethyl-3-(4-sulfobutyl)-2H-benzo[e]indol-2-ylidene]-ethylidene]-1-cyclohexen-1-yl]-ethenyl]-1,1-dimethyl-3-(4-sulfobutyl)-1H-benzo[e]indolium hydroxide inner salt sodium salt, MFCD04038859

New Indocyanine Green (CAS 172616-80-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C46H50ClN2NaO6S2 and a molecular weight of 849.47200 g/mol. Key property: a melting point of >300ºC. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.: 172616-80-7
Jingsj CID: J-1957102-5
Molecular Formula: C₄₆H₅₀ClN₂NaO₆S₂
Molecular Weight: 849.47200 g/mol
Category: Pharma Intermediates
Last updated: 11/3/2026

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Physicochemical Properties

Melting Point	>300ºC
Exact Mass	848.27000
PSA	137.41000
LogP	12.04650

Activity & Biological Data

Additional Information	[1]. Suresh I Prajapati, et al. Near-infrared imaging of injured tissue in living subjects using IR-820. Mol Imaging. 2009 Jan-Feb;8(1):45-54.

Frequently Asked Questions

What is the CAS number of New Indocyanine Green?

The CAS number of New Indocyanine Green is 172616-80-7.

What are the molecular formula and molecular weight of New Indocyanine Green?

New Indocyanine Green has molecular formula C46H50ClN2NaO6S2 and molecular weight 849.47200 g/mol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 11/3/2026

How to cite: Jingsj. "New Indocyanine Green (CAS 172616-80-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1957102-5 (accessed 2026-11-07).

Data for reference only; verify product details with suppliers before purchase.