2H-Thieno[3,2-b][1,4]oxazin-3(4H)-one

2H-噻吩并[3,2-b][1,4]噁嗪-3(4H)-酮

Also known as: 2H-Thieno[3,2-b]-1,4-oxazin-3(4H)-one, 4H-thieno[3,2-b][1,4]oxazin-3-one, QC-8943

2H-Thieno[3,2-b][1,4]oxazin-3(4H)-one (CAS 211948-60-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5NO2S and a molecular weight of 155.17400 g/mol. It is also known as 2H-Thieno[3,2-b]-1,4-oxazin-3(4H)-one, 4H-thieno[3,2-b][1,4]oxazin-3-one and QC-8943. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 211948-60-6
Jingsj CID: J-1162826-6
Molecular Formula: C₆H₅NO₂S
Chinese Name: 2H-噻吩并[3,2-b][1,4]噁嗪-3(4H)-酮
Molecular Weight: 155.17400 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 2H-Thieno[3,2-b][1,4]oxazin-3(4H)-one?

The CAS number of 2H-Thieno[3,2-b][1,4]oxazin-3(4H)-one is 211948-60-6.

What are the molecular formula and molecular weight of 2H-Thieno[3,2-b][1,4]oxazin-3(4H)-one?

2H-Thieno[3,2-b][1,4]oxazin-3(4H)-one has molecular formula C6H5NO2S and molecular weight 155.17400 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. "2H-Thieno[3,2-b][1,4]oxazin-3(4H)-one (CAS 211948-60-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1162826-6 (accessed 2026-10-25).

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