tert-Butyl 2-amino-5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-3-carboxylate

2-氨基-5-氧代-4,5-二氢吡唑并[1,5-a]嘧啶-3-甲酸叔丁酯

tert-Butyl 2-amino-5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 2271119-57-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H14N4O3 and a molecular weight of 250.25 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2271119-57-2
Jingsj CID
J-298124-6
Molecular Formula
C11H14N4O3
Chinese Name
2-氨基-5-氧代-4,5-二氢吡唑并[1,5-a]嘧啶-3-甲酸叔丁酯
Molecular Weight
250.25 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of tert-Butyl 2-amino-5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-3-carboxylate?

The CAS number of tert-Butyl 2-amino-5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-3-carboxylate is 2271119-57-2.

What are the molecular formula and molecular weight of tert-Butyl 2-amino-5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-3-carboxylate?

tert-Butyl 2-amino-5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-3-carboxylate has molecular formula C11H14N4O3 and molecular weight 250.25 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 2-amino-5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 2271119-57-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-298124-6 (accessed 2026-10-25).

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