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4-Butoxybenzenesulfonyl chloride

Also known as: 4-(n-Butoxy)benzenesulfonyl chloride, 4-(n-Butoxy)benzenesulphonyl chloride, 4-Butoxybenzene-1-sulfonyl chloride, 4-Butoxyphenylsulfonyl chloride, 4-Butyloxybenzenesulfonyl chloride, Benzenesulfonyl chloride, 4-butoxy-, p-Butoxybenzenesulfonyl chloride, p-n-Butoxybenzenesulfonyl chloride

4-Butoxybenzenesulfonyl chloride (CAS 1138-56-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H13ClO3S and a molecular weight of 248.726 g/mol. Key properties include a melting point of 19 °C, a boiling point of 354.0±15.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 167.9±20.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1138-56-3
Jingsj CID
J-8673-7
Molecular Formula
C10H13ClO3S
Molecular Weight
248.726 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point19 °C
Boiling Point354.0±15.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point167.9±20.4 °C
Exact Mass248.027390
PSA51.75000
LogP4.10
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.520

Customs & Trade Information

HS Code2909309090
Summary2909309090 other aromatic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Butoxybenzenesulfonyl chloride?

The CAS number of 4-Butoxybenzenesulfonyl chloride is 1138-56-3.

What are the molecular formula and molecular weight of 4-Butoxybenzenesulfonyl chloride?

4-Butoxybenzenesulfonyl chloride has molecular formula C10H13ClO3S and molecular weight 248.726 g/mol.

What are the upstream and downstream products of 4-Butoxybenzenesulfonyl chloride?

For 4-Butoxybenzenesulfonyl chloride, Upstream Products: Butoxybenzene, Sodium phenoxide, Sodium 4-hydroxybenzenesulfonate; Downstream Products: 4-Butoxybenzenesulfonamide.

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

Last updated:

How to cite: Jingsj. "4-Butoxybenzenesulfonyl chloride (CAS 1138-56-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8673-7 (accessed 2026-11-09).

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