3-[(2-Hydroxyethyl)thio]-6-nitro-2,3-dihydro-1H-1lambda6-benzo[b]thiophene-1,1-dione

3-[(2-羟乙基)硫代]-6-硝基-2,3-二氢-1H-1lambda6-苯并[b]噻吩-1,1-二酮

Also known as: 2,3-DIHYDRO-1,1-DIOXO-3-(2-HYDROXYETHYLTHIO)-6-NITROBENZO(B)THIOPHENE, 2-[(6-Nitro-1,1-dioxido-2,3-dihydro-1-benzothien-3-yl)thio]ethanol, 2-[(6-nitro-1,1-dioxo-2,3-dihydro-1-benzothiophen-3-yl)sulfanyl]ethanol, 2-[(6-nitro-1,1-dioxo-2,3-dihydro-1-benzothiophen-3-yl)thio]ethanol, 3-((2-Hydroxyethyl)thio)-6-nitro-2,3-dihydrobenzo[b]thiophene 1,1-dioxide, BUTTPARK 95\04-04, HMS555L19

3-[(2-Hydroxyethyl)thio]-6-nitro-2,3-dihydro-1H-1lambda6-benzo[b]thiophene-1,1-dione (CAS 175203-70-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H11NO5S2 and a molecular weight of 289.32800 g/mol. It is also known as 2,3-DIHYDRO-1,1-DIOXO-3-(2-HYDROXYETHYLTHIO)-6-NITROBENZO(B)THIOPHENE, 2-[(6-Nitro-1,1-dioxido-2,3-dihydro-1-benzothien-3-yl)thio]ethanol and 2-[(6-nitro-1,1-dioxo-2,3-dihydro-1-benzothiophen-3-yl)sulfanyl]ethanol. Key properties include a melting point of 127-129ºC, a boiling point of 566.8ºC at 760mmHg, a density of 1.6g/cm3 and a flash point of 296.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
175203-70-0
Jingsj CID
J-1968425-5
Molecular Formula
C10H11NO5S2
Chinese Name
3-[(2-羟乙基)硫代]-6-硝基-2,3-二氢-1H-1lambda6-苯并[b]噻吩-1,1-二酮
Molecular Weight
289.32800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point127-129ºC
Boiling Point566.8ºC at 760mmHg
Density1.6g/cm3
Flash Point296.6ºC

Frequently Asked Questions

What is the CAS number of 3-[(2-Hydroxyethyl)thio]-6-nitro-2,3-dihydro-1H-1lambda6-benzo[b]thiophene-1,1-dione?

The CAS number of 3-[(2-Hydroxyethyl)thio]-6-nitro-2,3-dihydro-1H-1lambda6-benzo[b]thiophene-1,1-dione is 175203-70-0.

What are the molecular formula and molecular weight of 3-[(2-Hydroxyethyl)thio]-6-nitro-2,3-dihydro-1H-1lambda6-benzo[b]thiophene-1,1-dione?

3-[(2-Hydroxyethyl)thio]-6-nitro-2,3-dihydro-1H-1lambda6-benzo[b]thiophene-1,1-dione has molecular formula C10H11NO5S2 and molecular weight 289.32800 g/mol.

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

Last updated:

How to cite: Jingsj. "3-[(2-Hydroxyethyl)thio]-6-nitro-2,3-dihydro-1H-1lambda6-benzo[b]thiophene-1,1-dione (CAS 175203-70-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1968425-5 (accessed 2026-10-23).

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