1,1'-Diethyl-4,4'-cyanine iodide

1,1'-二乙基-4,4'-碘化氰

Also known as: 1,1'-DIETHYL-4,4'-CYANINE IODIDE, 1-ethyl-4-[(1-ethyl-4(1H)-quinolylidene)methyl]quinolinium iodide, EINECS 225-223-2, MFCD00151338

1,1'-Diethyl-4,4'-cyanine iodide (CAS 4727-49-5) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C23H23IN2 and a molecular weight of 454.34700 g/mol. It is also known as 1,1'-DIETHYL-4,4'-CYANINE IODIDE, 1-ethyl-4-[(1-ethyl-4(1H)-quinolylidene)methyl]quinolinium iodide and EINECS 225-223-2. Key property: a melting point of 280â„ƒ (dec.)(lit.). GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 4727-49-5
Jingsj CID: J-14974-5
Molecular Formula: C₂₃H₂₃IN₂
Chinese Name: 1,1'-二乙基-4,4'-碘化氰
Molecular Weight: 454.34700 g/mol
Category: Organohalogen Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	280â„ƒ (dec.)(lit.)

GHS Safety & Compliance

Acute ToxicitySignal word: Danger

Frequently Asked Questions

What is the CAS number of 1,1'-Diethyl-4,4'-cyanine iodide?

The CAS number of 1,1'-Diethyl-4,4'-cyanine iodide is 4727-49-5.

What are the molecular formula and molecular weight of 1,1'-Diethyl-4,4'-cyanine iodide?

1,1'-Diethyl-4,4'-cyanine iodide has molecular formula C23H23IN2 and molecular weight 454.34700 g/mol.

Is 1,1'-Diethyl-4,4'-cyanine iodide hazardous?

1,1'-Diethyl-4,4'-cyanine iodide has GHS signal word Danger.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1,1'-Diethyl-4,4'-cyanine iodide (CAS 4727-49-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-14974-5 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.