2,2'-(4-Bromo-1-butenylidene)bis[3-methylthiophene]

2,2'-(4-溴-1-亚丁烯基)双[3-甲基噻吩]

Also known as: 4-BROMO-1,1-BIS(3-METHYL-2-THIENYL)-1-BUTENE, 1-bromo-4,4-bis(3-methylthien-2-yl)but-3-ene, 1-bromo-4,4-di(3-methylthien-2-yl)but-3-en, 2,2'-(4-Bromobut-1-ene-1,1-diyl)bis(3-methylthiophene), 2-[4-bromo-1-(3-methylthien-2-yl)but-1-enyl]-3-methylthiophene, 2-[4-bromo-1-(3-methylthiophen-2-yl)but-1-enyl]-3-methylthiophene, 4,4-bis(3-methyl-thiophen-2-yl)-but-3-en-1-yl bromide, 4-bromo-1,1-bis(3-methyl-2-thienyl)-1-butene, THI024, THIOPHENE, 2,2'-(4-BROMO-1-BUTENYLIDENE)BIS[3-METHYL-

2,2'-(4-Bromo-1-butenylidene)bis[3-methylthiophene] (CAS 109857-81-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H15BrS2 and a molecular weight of 327.30300 g/mol. It is also known as 4-BROMO-1,1-BIS(3-METHYL-2-THIENYL)-1-BUTENE, 1-bromo-4,4-bis(3-methylthien-2-yl)but-3-ene and 1-bromo-4,4-di(3-methylthien-2-yl)but-3-en. Key properties include a boiling point of 423.4ºC at 760 mmHg, a density of 1.374 and a flash point of 209.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
109857-81-0
Jingsj CID
J-1065628-8
Molecular Formula
C14H15BrS2
Chinese Name
2,2'-(4-溴-1-亚丁烯基)双[3-甲基噻吩]
Molecular Weight
327.30300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point423.4ºC at 760 mmHg
Density1.374
Flash Point209.8ºC

Frequently Asked Questions

What is the CAS number of 2,2'-(4-Bromo-1-butenylidene)bis[3-methylthiophene]?

The CAS number of 2,2'-(4-Bromo-1-butenylidene)bis[3-methylthiophene] is 109857-81-0.

What are the molecular formula and molecular weight of 2,2'-(4-Bromo-1-butenylidene)bis[3-methylthiophene]?

2,2'-(4-Bromo-1-butenylidene)bis[3-methylthiophene] has molecular formula C14H15BrS2 and molecular weight 327.30300 g/mol.

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

Last updated:

How to cite: Jingsj. "2,2'-(4-Bromo-1-butenylidene)bis[3-methylthiophene] (CAS 109857-81-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1065628-8 (accessed 2026-10-22).

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