Ethyl 5-(2-cyclopentylacetamido)-3-(3-methoxyphenyl)-4-oxo-3,4-dihydrothieno[3,4-d]pyridazine-1-carboxylate

Ethyl 5-(2-cyclopentylacetamido)-3-(3-methoxyphenyl)-4-oxo-3,4-dihydrothieno[3,4-d]pyridazine-1-carboxylate (CAS 890889-54-0) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C23H25N3O5S and a molecular weight of 455.5 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
890889-54-0
Jingsj CID
J-907092-7
Molecular Formula
C23H25N3O5S
Molecular Weight
455.5 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Ethyl 5-(2-cyclopentylacetamido)-3-(3-methoxyphenyl)-4-oxo-3,4-dihydrothieno[3,4-d]pyridazine-1-carboxylate?

The CAS number of Ethyl 5-(2-cyclopentylacetamido)-3-(3-methoxyphenyl)-4-oxo-3,4-dihydrothieno[3,4-d]pyridazine-1-carboxylate is 890889-54-0.

What are the molecular formula and molecular weight of Ethyl 5-(2-cyclopentylacetamido)-3-(3-methoxyphenyl)-4-oxo-3,4-dihydrothieno[3,4-d]pyridazine-1-carboxylate?

Ethyl 5-(2-cyclopentylacetamido)-3-(3-methoxyphenyl)-4-oxo-3,4-dihydrothieno[3,4-d]pyridazine-1-carboxylate has molecular formula C23H25N3O5S and molecular weight 455.5 g/mol.

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

Last updated:

How to cite: Jingsj. "Ethyl 5-(2-cyclopentylacetamido)-3-(3-methoxyphenyl)-4-oxo-3,4-dihydrothieno[3,4-d]pyridazine-1-carboxylate (CAS 890889-54-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-907092-7 (accessed 2026-10-25).

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