Tert-butyl(4-chloro-2-{[4-(methylsulfonyl)phenyl]ethynyl}phenoxy)acetate

Tert-butyl(4-chloro-2-{[4-(methylsulfonyl)phenyl]ethynyl}phenoxy)acetate (CAS 1240287-69-7) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C21H21ClO5S and a molecular weight of 420.9 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1240287-69-7
Jingsj CID
J-1346411-0
Molecular Formula
C21H21ClO5S
Molecular Weight
420.9 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Tert-butyl(4-chloro-2-{[4-(methylsulfonyl)phenyl]ethynyl}phenoxy)acetate?

The CAS number of Tert-butyl(4-chloro-2-{[4-(methylsulfonyl)phenyl]ethynyl}phenoxy)acetate is 1240287-69-7.

What are the molecular formula and molecular weight of Tert-butyl(4-chloro-2-{[4-(methylsulfonyl)phenyl]ethynyl}phenoxy)acetate?

Tert-butyl(4-chloro-2-{[4-(methylsulfonyl)phenyl]ethynyl}phenoxy)acetate has molecular formula C21H21ClO5S and molecular weight 420.9 g/mol.

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

Last updated:

How to cite: Jingsj. "Tert-butyl(4-chloro-2-{[4-(methylsulfonyl)phenyl]ethynyl}phenoxy)acetate (CAS 1240287-69-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1346411-0 (accessed 2026-10-25).

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