4-Bromobenzenesulfinic acid

Also known as: p-Bromobenzenesulfinic acid, Benzenesulfinic acid, 4-bromo-, p-bromobenzenesulphinic acid, 4-Brom-benzolsulfinsaeure

4-Bromobenzenesulfinic acid (CAS 1195-33-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H5BrO2S and a molecular weight of 221.07200 g/mol. Key property: a melting point of 88°C-92°C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1195-33-1
Jingsj CID: J-1022568-0
Molecular Formula: C₆H₅BrO₂S
Molecular Weight: 221.07200 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	88°C-92°C
Exact Mass	219.91900
PSA	56.51000
LogP	2.89540

Customs & Trade Information

HS Code	2930909090
Summary	2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Bromobenzenesulfinic acid?

The CAS number of 4-Bromobenzenesulfinic acid is 1195-33-1.

What are the molecular formula and molecular weight of 4-Bromobenzenesulfinic acid?

4-Bromobenzenesulfinic acid has molecular formula C6H5BrO2S and molecular weight 221.07200 g/mol.

What are the upstream and downstream products of 4-Bromobenzenesulfinic acid?

For 4-Bromobenzenesulfinic acid, Upstream Products: 4-Bromobenzenesulfonyl chloride, Bromobenzene, morpholine; Downstream Products: 4-Bromophenyl methyl sulfone, 4-Bromobenzenesulfonic acid, 2-(4-bromophenyl)-1H-indole.

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. "4-Bromobenzenesulfinic acid (CAS 1195-33-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1022568-0 (accessed 2026-11-09).

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