4,5-Dihydro-6-[1-[(4-methoxyphenyl)methyl]-1h-pyrazol-4-yl]-4-oxopyrazolo[1,5-a]pyrazine-2-carboxylic acid ethyl ester

4,5-二氢-6-[1-[(4-甲氧基苯基)甲基]-1H-吡唑-4-基]-4-氧代吡唑并[1,5-a]吡嗪-2-甲酸乙酯

4,5-Dihydro-6-[1-[(4-methoxyphenyl)methyl]-1h-pyrazol-4-yl]-4-oxopyrazolo[1,5-a]pyrazine-2-carboxylic acid ethyl ester (CAS 1940180-44-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C20H19N5O4 and a molecular weight of 393.4 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1940180-44-8
Jingsj CID
J-369557-5
Molecular Formula
C20H19N5O4
Chinese Name
4,5-二氢-6-[1-[(4-甲氧基苯基)甲基]-1H-吡唑-4-基]-4-氧代吡唑并[1,5-a]吡嗪-2-甲酸乙酯
Molecular Weight
393.4 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 4,5-Dihydro-6-[1-[(4-methoxyphenyl)methyl]-1h-pyrazol-4-yl]-4-oxopyrazolo[1,5-a]pyrazine-2-carboxylic acid ethyl ester?

The CAS number of 4,5-Dihydro-6-[1-[(4-methoxyphenyl)methyl]-1h-pyrazol-4-yl]-4-oxopyrazolo[1,5-a]pyrazine-2-carboxylic acid ethyl ester is 1940180-44-8.

What are the molecular formula and molecular weight of 4,5-Dihydro-6-[1-[(4-methoxyphenyl)methyl]-1h-pyrazol-4-yl]-4-oxopyrazolo[1,5-a]pyrazine-2-carboxylic acid ethyl ester?

4,5-Dihydro-6-[1-[(4-methoxyphenyl)methyl]-1h-pyrazol-4-yl]-4-oxopyrazolo[1,5-a]pyrazine-2-carboxylic acid ethyl ester has molecular formula C20H19N5O4 and molecular weight 393.4 g/mol.

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

Last updated:

How to cite: Jingsj. "4,5-Dihydro-6-[1-[(4-methoxyphenyl)methyl]-1h-pyrazol-4-yl]-4-oxopyrazolo[1,5-a]pyrazine-2-carboxylic acid ethyl ester (CAS 1940180-44-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-369557-5 (accessed 2026-10-24).

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