ethyl 5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-3-carboxylate
5-氧代-4,5-二氢吡唑并[1,5-a]嘧啶-3-羧酸乙酯
Also known as: ethyl 5-oxo-4H-pyrazolo[1,5-a]pyrimidine-3-carboxylate, ethyl 5-hydroxypyrazolo[1,5-a]pyrimidine-3-carboxylate, ethyl 5-oxo-1H-pyrazolo[1,5-a]pyrimidine-3-carboxylate, 5-oxo-4,5-dihydro-pyrazolo[1,5-a]pyrimidine-3-carboxylic acid ethyl ester, Pyrazolo[1,5-a]pyrimidine-3-carboxylic acid, 4,5-dihydro-5-oxo-, ethyl ester
- CAS No.
- 926663-00-5
- Jingsj CID
- J-1505277-7
- Molecular Formula
- C9H9N3O3
- Chinese Name
- 5-氧代-4,5-二氢吡唑并[1,5-a]嘧啶-3-羧酸乙酯
- Molecular Weight
- 207.186 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Boiling Point | 339.6±42.0 °C at 760 mmHg |
|---|---|
| Density | 1.5±0.1 g/cm3 |
| Flash Point | 159.2±27.9 °C |
Frequently Asked Questions
What is the CAS number of ethyl 5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-3-carboxylate?
926663-00-5
What are the molecular formula and molecular weight of ethyl 5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-3-carboxylate?
C9H9N3O3, molecular weight 207.186 g/mol
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026