2,5''-Bis(trimethylsilyl)-5,2',5',2''-terthiophene

2,5''-双(三甲基硅基)-5,2',5',2''-三联噻吩

2,5''-Bis(trimethylsilyl)-5,2',5',2''-terthiophene (CAS 138983-69-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C18H24S3Si2 and a molecular weight of 392.8 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 138983-69-4
Jingsj CID: J-549958-0
Molecular Formula: C₁₈H₂₄S₃Si₂
Chinese Name: 2,5''-双(三甲基硅基)-5,2',5',2''-三联噻吩
Molecular Weight: 392.8 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 2,5''-Bis(trimethylsilyl)-5,2',5',2''-terthiophene?

The CAS number of 2,5''-Bis(trimethylsilyl)-5,2',5',2''-terthiophene is 138983-69-4.

What are the molecular formula and molecular weight of 2,5''-Bis(trimethylsilyl)-5,2',5',2''-terthiophene?

2,5''-Bis(trimethylsilyl)-5,2',5',2''-terthiophene has molecular formula C18H24S3Si2 and molecular weight 392.8 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2,5''-Bis(trimethylsilyl)-5,2',5',2''-terthiophene (CAS 138983-69-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-549958-0 (accessed 2026-10-25).

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