5(4H)-Oxazolone,2-ethyl-4-(3-pyridinylmethylene)-(9CI)

(4E)-2-乙基-4-(3-吡啶亚甲基)-1,3-噁唑-5(4H)-酮

Also known as: (4E)-2-Ethyl-4-(3-pyridinylmethylene)-1,3-oxazol-5(4H)-one, 5(4H)-Oxazolone, 2-ethyl-4-(3-pyridinylmethylene)-

5(4H)-Oxazolone,2-ethyl-4-(3-pyridinylmethylene)-(9CI) (CAS 538339-34-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H10N2O2 and a molecular weight of 202.20900 g/mol. It is also known as (4E)-2-Ethyl-4-(3-pyridinylmethylene)-1,3-oxazol-5(4H)-one and 5(4H)-Oxazolone, 2-ethyl-4-(3-pyridinylmethylene)-. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 538339-34-3
Jingsj CID: J-1122906-1
Molecular Formula: C₁₁H₁₀N₂O₂
Chinese Name: (4E)-2-乙基-4-(3-吡啶亚甲基)-1,3-噁唑-5(4H)-酮
Molecular Weight: 202.20900 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 5(4H)-Oxazolone,2-ethyl-4-(3-pyridinylmethylene)-(9CI)?

The CAS number of 5(4H)-Oxazolone,2-ethyl-4-(3-pyridinylmethylene)-(9CI) is 538339-34-3.

What are the molecular formula and molecular weight of 5(4H)-Oxazolone,2-ethyl-4-(3-pyridinylmethylene)-(9CI)?

5(4H)-Oxazolone,2-ethyl-4-(3-pyridinylmethylene)-(9CI) has molecular formula C11H10N2O2 and molecular weight 202.20900 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. "5(4H)-Oxazolone,2-ethyl-4-(3-pyridinylmethylene)-(9CI) (CAS 538339-34-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1122906-1 (accessed 2026-10-24).

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