![Molecular structure of pyrazolo[1,5-a]pyrimidine (CAS 274-71-5)](/images/chem_structures_svg/072/274-71-5.svg)
pyrazolo[1,5-a]pyrimidine
Also known as: pyrazolo[1,5-a]pyrimidine, pyrazolo[2,3-a]pyrimidine
pyrazolo[1,5-a]pyrimidine (CAS 274-71-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5N3 and a molecular weight of 119.12400 g/mol. Key property: a density of 1.294g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 274-71-5
- Jingsj CID
- J-29062-0
- Molecular Formula
- C6H5N3
- Molecular Weight
- 119.12400 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Density | 1.294g/cm3 |
|---|---|
| Exact Mass | 119.04800 |
| PSA | 30.19000 |
| LogP | 0.72930 |
| Refractive Index | 1.689 |
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]pyrimidine?
The CAS number of pyrazolo[1,5-a]pyrimidine is 274-71-5.
What are the molecular formula and molecular weight of pyrazolo[1,5-a]pyrimidine?
pyrazolo[1,5-a]pyrimidine has molecular formula C6H5N3 and molecular weight 119.12400 g/mol.
What are the upstream and downstream products of pyrazolo[1,5-a]pyrimidine?
For pyrazolo[1,5-a]pyrimidine, Upstream Products: 3-Aminopyrazole, 3-Dimethylaminoacrolein.
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]pyrimidine (CAS 274-71-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29062-0 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.