4,4'-Diiodo-trans-stilbene

反-4,4'-二碘芪

Also known as: 1,1'-(E)-Ethene-1,2-diylbis(4-iodobenzene), (E)-1,2-bis(4-iodophenyl)ethene, 1,1'-[(E)-1,2-Ethenediyl]bis(4-iodobenzene), 4,4''-DIIODO-TRANS-STILBENE, Benzene, 1,1'-(1E)-1,2-ethenediylbis[4-iodo-, Benzene, 1,1'-[(E)-1,2-ethenediyl]bis[4-iodo-

4,4'-Diiodo-trans-stilbene (CAS 201861-91-8) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C14H10I2 and a molecular weight of 432.038 g/mol. It is also known as 1,1'-(E)-Ethene-1,2-diylbis(4-iodobenzene), (E)-1,2-bis(4-iodophenyl)ethene and 1,1'-[(E)-1,2-Ethenediyl]bis(4-iodobenzene). Key properties include a boiling point of 423.9±34.0 °C at 760 mmHg, a density of 2.0±0.1 g/cm3 and a flash point of 215.4±21.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
201861-91-8
Jingsj CID
J-34646-3
Molecular Formula
C14H10I2
Chinese Name
反-4,4'-二碘芪
Molecular Weight
432.038 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point423.9±34.0 °C at 760 mmHg
Density2.0±0.1 g/cm3
Flash Point215.4±21.2 °C

Frequently Asked Questions

What is the CAS number of 4,4'-Diiodo-trans-stilbene?

The CAS number of 4,4'-Diiodo-trans-stilbene is 201861-91-8.

What are the molecular formula and molecular weight of 4,4'-Diiodo-trans-stilbene?

4,4'-Diiodo-trans-stilbene has molecular formula C14H10I2 and molecular weight 432.038 g/mol.

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

Last updated:

How to cite: Jingsj. "4,4'-Diiodo-trans-stilbene (CAS 201861-91-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-34646-3 (accessed 2026-10-23).

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