4-acetamido-2-(trifluoromethyl)benzenesulfonyl chloride

4-(乙酰基氨基)-2-(三氟甲基)苯磺酰氯

Also known as: 4-acetamido-2-(trifluoromethyl)benzene-1-sulfonyl chloride, 4-acetamino-2-(trifluoromethyl)benzenesulfonyl chloride, 4-Acetamino-2-trifluormethyl-benzolsulfonsäurechlorid

4-acetamido-2-(trifluoromethyl)benzenesulfonyl chloride (CAS 840-23-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H7ClF3NO3S and a molecular weight of 301.67000 g/mol. It is also known as 4-acetamido-2-(trifluoromethyl)benzene-1-sulfonyl chloride, 4-acetamino-2-(trifluoromethyl)benzenesulfonyl chloride and 4-Acetamino-2-trifluormethyl-benzolsulfonsäurechlorid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 840-23-3
Jingsj CID: J-1522249-5
Molecular Formula: C₉H₇ClF₃NO₃S
Chinese Name: 4-(乙酰基氨基)-2-(三氟甲基)苯磺酰氯
Molecular Weight: 301.67000 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-acetamido-2-(trifluoromethyl)benzenesulfonyl chloride?

The CAS number of 4-acetamido-2-(trifluoromethyl)benzenesulfonyl chloride is 840-23-3.

What are the molecular formula and molecular weight of 4-acetamido-2-(trifluoromethyl)benzenesulfonyl chloride?

4-acetamido-2-(trifluoromethyl)benzenesulfonyl chloride has molecular formula C9H7ClF3NO3S and molecular weight 301.67000 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-acetamido-2-(trifluoromethyl)benzenesulfonyl chloride (CAS 840-23-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1522249-5 (accessed 2026-10-24).

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