5-nitro-1-benzothiophene

Also known as: 5-nitrobenzo[b]thiophene, 5-nitrobenzothiophene, benzo[b]thiophene, 5-nitro-

5-nitro-1-benzothiophene (CAS 4965-26-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H5NO2S and a molecular weight of 179.19600 g/mol. Key properties include a boiling point of 324.558ºC at 760 mmHg, a density of 1.435g/cm3 and a flash point of 150.088ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 4965-26-8
Jingsj CID: J-1386528-6
Molecular Formula: C₈H₅NO₂S
Molecular Weight: 179.19600 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	324.558ºC at 760 mmHg
Density	1.435g/cm3
Flash Point	150.088ºC
Exact Mass	179.00400
PSA	74.06000
LogP	3.33270
Refractive Index	1.714

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. 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 5-nitro-1-benzothiophene?

The CAS number of 5-nitro-1-benzothiophene is 4965-26-8.

What are the molecular formula and molecular weight of 5-nitro-1-benzothiophene?

5-nitro-1-benzothiophene has molecular formula C8H5NO2S and molecular weight 179.19600 g/mol.

What are the upstream and downstream products of 5-nitro-1-benzothiophene?

For 5-nitro-1-benzothiophene, Upstream Products: 5-Nitro-1-benzothiophene-2-carboxylic acid, Methyl thioglycolate, 2-Chloro-5-nitrobenzaldehyde; Downstream Products: Benzo[b]thiophen-5-ol, 3-bromo-5-nitro-1-benzothiophene, 1-Benzothiophen-5-amine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "5-nitro-1-benzothiophene (CAS 4965-26-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1386528-6 (accessed 2026-11-09).

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