2-Bromo-5-iodothiophene

Also known as: 2-Bromo-5-iodo-thiophene, 2-Bromo-5-iodo-thiophen, 2-Iodo-5-bromothiophene, 5-Iodo-2-bromothiophene, Thiophene, 2-bromo-5-iodo-, AKOS 92422

2-Bromo-5-iodothiophene (CAS 29504-81-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H2BrIS and a molecular weight of 288.932 g/mol. Key properties include a boiling point of 244.8±25.0 °C at 760 mmHg, a density of 2.5±0.1 g/cm3 and a flash point of 101.8±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 29504-81-2
Jingsj CID: J-1019278-6
Molecular Formula: C₄H₂BrIS
Molecular Weight: 288.932 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point	244.8±25.0 °C at 760 mmHg
Density	2.5±0.1 g/cm3
Flash Point	101.8±23.2 °C
Exact Mass	287.810516
PSA	28.24000
LogP	4.09
Vapor Pressure	0.0±0.5 mmHg at 25°C
Refractive Index	1.699

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. 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-Bromo-5-iodothiophene?

The CAS number of 2-Bromo-5-iodothiophene is 29504-81-2.

What are the molecular formula and molecular weight of 2-Bromo-5-iodothiophene?

2-Bromo-5-iodothiophene has molecular formula C4H2BrIS and molecular weight 288.932 g/mol.

What are the upstream and downstream products of 2-Bromo-5-iodothiophene?

For 2-Bromo-5-iodothiophene, Upstream Products: 2-Bromothiophene, 2,5-Dibromothiophene, 2-Iodothiophene; Downstream Products: 2-(5'-Bromo-[2,2'-bithiophen]-5-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 5-Bromo-2,2'-bithiophene.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2-Bromo-5-iodothiophene (CAS 29504-81-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1019278-6 (accessed 2026-11-09).

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