4-Phenylbut-3-enoic anhydride

4-苯基丁-3-烯酸酐

Also known as: 3-Butenoic acid, 4-phenyl-, anhydride with 4-phenyl-3-butenoic acid

4-Phenylbut-3-enoic anhydride (CAS 40418-64-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C20H18O3 and a molecular weight of 306.4 g/mol. It is also known as 3-Butenoic acid, 4-phenyl-, anhydride with 4-phenyl-3-butenoic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 40418-64-2
Jingsj CID: J-1067847-3
Molecular Formula: C₂₀H₁₈O₃
Chinese Name: 4-苯基丁-3-烯酸酐
Molecular Weight: 306.4 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-Phenylbut-3-enoic anhydride?

The CAS number of 4-Phenylbut-3-enoic anhydride is 40418-64-2.

What are the molecular formula and molecular weight of 4-Phenylbut-3-enoic anhydride?

4-Phenylbut-3-enoic anhydride has molecular formula C20H18O3 and molecular weight 306.4 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-Phenylbut-3-enoic anhydride (CAS 40418-64-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1067847-3 (accessed 2026-10-25).

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