4-{[4-(Trifluoromethyl)pyridin-2-yl]oxy}benzenesulfonyl chloride

4-{[4-(三氟甲基)吡啶-2-基]氧基}苯磺酰氯

Also known as: Benzenesulfonyl chloride, 4-[[4-(trifluoromethyl)-2-pyridinyl]oxy]-

4-{[4-(Trifluoromethyl)pyridin-2-yl]oxy}benzenesulfonyl chloride (CAS 1227955-11-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H7ClF3NO3S and a molecular weight of 337.70 g/mol. It is also known as Benzenesulfonyl chloride, 4-[[4-(trifluoromethyl)-2-pyridinyl]oxy]-. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1227955-11-4
Jingsj CID
J-1003885-5
Molecular Formula
C12H7ClF3NO3S
Chinese Name
4-{[4-(三氟甲基)吡啶-2-基]氧基}苯磺酰氯
Molecular Weight
337.70 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-{[4-(Trifluoromethyl)pyridin-2-yl]oxy}benzenesulfonyl chloride?

The CAS number of 4-{[4-(Trifluoromethyl)pyridin-2-yl]oxy}benzenesulfonyl chloride is 1227955-11-4.

What are the molecular formula and molecular weight of 4-{[4-(Trifluoromethyl)pyridin-2-yl]oxy}benzenesulfonyl chloride?

4-{[4-(Trifluoromethyl)pyridin-2-yl]oxy}benzenesulfonyl chloride has molecular formula C12H7ClF3NO3S and molecular weight 337.70 g/mol.

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

Last updated:

How to cite: Jingsj. "4-{[4-(Trifluoromethyl)pyridin-2-yl]oxy}benzenesulfonyl chloride (CAS 1227955-11-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1003885-5 (accessed 2026-10-24).

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