![Molecular structure of Pyrazolo[1,5-a]pyridin-2(1H)-one (CAS 59942-87-9)](/images/chem_structures_svg/081/59942-87-9.svg)
Pyrazolo[1,5-a]pyridin-2(1H)-one
Also known as: 2-hydroxypyrazolo[1,5-a]pyridine, PYRAZOLO[1,5-A]PYRIDIN-2-OL, 1H-pyrazolo[1,5-a]pyridin-2-one, pyrazolo[1,5-a]pyridin-2-ol
Pyrazolo[1,5-a]pyridin-2(1H)-one (CAS 59942-87-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H6N2O and a molecular weight of 134.135 g/mol. Key property: a density of 1.4±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 59942-87-9
- Jingsj CID
- J-1081152-6
- Molecular Formula
- C7H6N2O
- Molecular Weight
- 134.135 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Density | 1.4±0.1 g/cm3 |
|---|---|
| Exact Mass | 134.048019 |
| PSA | 37.53000 |
| LogP | 0.00 |
| Refractive Index | 1.688 |
| Storage Conditions | 2-8°C |
Customs & Trade Information
| HS Code | 2933990090 |
|---|---|
| Summary | 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of Pyrazolo[1,5-a]pyridin-2(1H)-one?
The CAS number of Pyrazolo[1,5-a]pyridin-2(1H)-one is 59942-87-9.
What are the molecular formula and molecular weight of Pyrazolo[1,5-a]pyridin-2(1H)-one?
Pyrazolo[1,5-a]pyridin-2(1H)-one has molecular formula C7H6N2O and molecular weight 134.135 g/mol.
What are the upstream and downstream products of Pyrazolo[1,5-a]pyridin-2(1H)-one?
For Pyrazolo[1,5-a]pyridin-2(1H)-one, Upstream Products: Ethyl 2-pyridylacetate, Methyl 2-pyridylacetate, sodium carbonate; Downstream Products: 2-Chloropyrazolo[1,5-a]pyridine.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Pyrazolo[1,5-a]pyridin-2(1H)-one (CAS 59942-87-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1081152-6 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.