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2,3,4,5-Tetraiodothiophene

Also known as: 2,3,4,5-Tetraiodothiophene, Tetraiodothiophene, Thiophene, tetraiodo-, EINECS 242-924-9, Tetraiodthiophen, Tetrajod-thiophen, 2,3,4,5-Tetrajodthiophen

2,3,4,5-Tetraiodothiophene (CAS 19259-11-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4I4S and a molecular weight of 587.72600 g/mol. Key properties include a boiling point of 445.2ºC at 760 mmHg, a density of 3.515g/cm3 and a flash point of 223ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
19259-11-1
Jingsj CID
J-1500317-5
Molecular Formula
C4I4S
Molecular Weight
587.72600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point445.2ºC at 760 mmHg
Density3.515g/cm3
Flash Point223ºC
Exact Mass587.59000
PSA28.24000
LogP4.16650
Vapor Pressure1.06E-07mmHg at 25°C
Refractive Index1.875

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 2,3,4,5-Tetraiodothiophene?

The CAS number of 2,3,4,5-Tetraiodothiophene is 19259-11-1.

What are the molecular formula and molecular weight of 2,3,4,5-Tetraiodothiophene?

2,3,4,5-Tetraiodothiophene has molecular formula C4I4S and molecular weight 587.72600 g/mol.

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

Last updated:

How to cite: Jingsj. "2,3,4,5-Tetraiodothiophene (CAS 19259-11-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500317-5 (accessed 2026-11-09).

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