1-Benzothiophene 1-oxide

1-苯并噻吩 1-氧化物

Also known as: benzo[b]thiophene 1-oxide, benzo[b]thiophene s-oxide, benzothiophene sulfoxide, benzothiophene 1-oxide, (+/-)-benzo[b]thiophene 1-oxide, Benzo(b)thiophene S-oxide, Benzothiophen-S-oxid, Benzothiophene-S-oxide, benzothiophene 5-oxide

1-Benzothiophene 1-oxide (CAS 51500-42-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H6OS and a molecular weight of 150.19800 g/mol. It is also known as benzo[b]thiophene 1-oxide, benzo[b]thiophene s-oxide and benzothiophene sulfoxide. Key properties include a boiling point of 496.8ºC at 760mmHg, a density of 1.45g/cm3 and a flash point of 254.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
51500-42-6
Jingsj CID
J-1993362-3
Molecular Formula
C8H6OS
Chinese Name
1-苯并噻吩 1-氧化物
Molecular Weight
150.19800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point496.8ºC at 760mmHg
Density1.45g/cm3
Flash Point254.2ºC

Frequently Asked Questions

What is the CAS number of 1-Benzothiophene 1-oxide?

The CAS number of 1-Benzothiophene 1-oxide is 51500-42-6.

What are the molecular formula and molecular weight of 1-Benzothiophene 1-oxide?

1-Benzothiophene 1-oxide has molecular formula C8H6OS and molecular weight 150.19800 g/mol.

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

Last updated:

How to cite: Jingsj. "1-Benzothiophene 1-oxide (CAS 51500-42-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1993362-3 (accessed 2026-10-25).

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