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4-Chloro-1,2-benzisothiazol-3-one-1,1-dioxide

Also known as: 4-Chlorosaccharin, 4-chloro-1,1-dioxo-1,2-benzothiazol-3-one, 4-chloro-1,2-benzisothiazole-3-one-1,1-dioxide, 1,2-Benzisothiazol-3(2H)-one, 4-chloro-, 1,1-dioxide

4-Chloro-1,2-benzisothiazol-3-one-1,1-dioxide (CAS 3476-02-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H4ClNO3S and a molecular weight of 217.63000 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3476-02-6
Jingsj CID
J-1590040-0
Molecular Formula
C7H4ClNO3S
Molecular Weight
217.63000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass216.96000
PSA75.11000
LogP1.86330

Customs & Trade Information

HS Code2934100090
Summary2934100090 other compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 4-Chloro-1,2-benzisothiazol-3-one-1,1-dioxide?

The CAS number of 4-Chloro-1,2-benzisothiazol-3-one-1,1-dioxide is 3476-02-6.

What are the molecular formula and molecular weight of 4-Chloro-1,2-benzisothiazol-3-one-1,1-dioxide?

4-Chloro-1,2-benzisothiazol-3-one-1,1-dioxide has molecular formula C7H4ClNO3S and molecular weight 217.63000 g/mol.

What are the upstream and downstream products of 4-Chloro-1,2-benzisothiazol-3-one-1,1-dioxide?

For 4-Chloro-1,2-benzisothiazol-3-one-1,1-dioxide, Upstream Products: 3-Chloro-2-methylbenzenesulfonamide, Methyl 2-amino-6-chlorobenzoate.

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-Chloro-1,2-benzisothiazol-3-one-1,1-dioxide (CAS 3476-02-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1590040-0 (accessed 2026-11-09).

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