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1-Benzothiophene

Also known as: Benzo[b]thiophene, Benzothiophene, Thianaphthene, Thionaphthene, 1-Thiaindene, 2,3-Benzothiophene, BBT, BZT, Benzothiophen, UNII-073790YQ2G, EINECS 202-395-7, MFCD00005864, Thianaphthen

1-Benzothiophene (CAS 95-15-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H6S and a molecular weight of 134.198 g/mol. Key properties include a melting point of 30-33 °C, a boiling point of 221.0±9.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 62.0±4.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
95-15-8
Jingsj CID
J-49856-2
Molecular Formula
C8H6S
Molecular Weight
134.198 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point30-33 °C
Boiling Point221.0±9.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point62.0±4.9 °C
Exact Mass134.019012
PSA28.24000
LogP4.38
Vapor Pressure0.2±0.4 mmHg at 25°C
Refractive Index1.675
Additional Propertyinsoluble

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 1-Benzothiophene?

The CAS number of 1-Benzothiophene is 95-15-8.

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

1-Benzothiophene has molecular formula C8H6S and molecular weight 134.198 g/mol.

What are the upstream and downstream products of 1-Benzothiophene?

For 1-Benzothiophene, Upstream Products: (2-Bromophenylethynyl)trimethylsilane, Benzo[b]thiophene-2-carboxylic acid, Benzothiophene-2-carbonitrile; Downstream Products: Benzo[b]thiophen-2-amine, 2-Iodobenzo[b]thiophene, 3-iodobenzo[b]thiophene.

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

Last updated:

How to cite: Jingsj. "1-Benzothiophene (CAS 95-15-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49856-2 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.