4-Chloro-2-oxo-2,3-dihydro-1H-indole-5-sulfonyl chloride

4-氯-2-氧代-2,3-二氢-1H-吲哚-5-磺酰氯

4-Chloro-2-oxo-2,3-dihydro-1H-indole-5-sulfonyl chloride (CAS 1330765-26-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H5Cl2NO3S and a molecular weight of 266.10 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1330765-26-8
Jingsj CID: J-1899417-9
Molecular Formula: C₈H₅Cl₂NO₃S
Chinese Name: 4-氯-2-氧代-2,3-二氢-1H-吲哚-5-磺酰氯
Molecular Weight: 266.10 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-Chloro-2-oxo-2,3-dihydro-1H-indole-5-sulfonyl chloride?

The CAS number of 4-Chloro-2-oxo-2,3-dihydro-1H-indole-5-sulfonyl chloride is 1330765-26-8.

What are the molecular formula and molecular weight of 4-Chloro-2-oxo-2,3-dihydro-1H-indole-5-sulfonyl chloride?

4-Chloro-2-oxo-2,3-dihydro-1H-indole-5-sulfonyl chloride has molecular formula C8H5Cl2NO3S and molecular weight 266.10 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-Chloro-2-oxo-2,3-dihydro-1H-indole-5-sulfonyl chloride (CAS 1330765-26-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1899417-9 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.