![Molecular structure of 4-Oxo-2-piperidin-1-yl-4H-pyrido[1,2-a]pyrimidine-3-carbaldehyde (CAS 33345-96-9)](/images/chem_structures_svg/142/33345-96-9.svg)
4-Oxo-2-piperidin-1-yl-4H-pyrido[1,2-a]pyrimidine-3-carbaldehyde
Also known as: 4-oxo-2-(1-piperidinyl)-4H-pyrido[1,2-a]pyrimidine-3-carboxaldehyde, 4H-pyrido[1,2-a]pyrimidine-3-carboxaldehyde, 4-oxo-2-(1-piperidinyl)-, 4-oxo-2-piperidin-1-yl-4H-pyrido[1,2-a]pyrimidine-3-carbaldehyde
4-Oxo-2-piperidin-1-yl-4H-pyrido[1,2-a]pyrimidine-3-carbaldehyde (CAS 33345-96-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H15N3O2 and a molecular weight of 257.28800 g/mol. Key properties include a boiling point of 404.9ºC at 760mmHg, a density of 1.33g/cm3 and a flash point of 198.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 33345-96-9
- Jingsj CID
- J-1024079-6
- Molecular Formula
- C14H15N3O2
- Molecular Weight
- 257.28800 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 404.9ºC at 760mmHg |
|---|---|
| Density | 1.33g/cm3 |
| Flash Point | 198.7ºC |
| Exact Mass | 257.11600 |
| PSA | 54.68000 |
| LogP | 1.56230 |
| Refractive Index | 1.668 |
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 4-Oxo-2-piperidin-1-yl-4H-pyrido[1,2-a]pyrimidine-3-carbaldehyde?
The CAS number of 4-Oxo-2-piperidin-1-yl-4H-pyrido[1,2-a]pyrimidine-3-carbaldehyde is 33345-96-9.
What are the molecular formula and molecular weight of 4-Oxo-2-piperidin-1-yl-4H-pyrido[1,2-a]pyrimidine-3-carbaldehyde?
4-Oxo-2-piperidin-1-yl-4H-pyrido[1,2-a]pyrimidine-3-carbaldehyde has molecular formula C14H15N3O2 and molecular weight 257.28800 g/mol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-Oxo-2-piperidin-1-yl-4H-pyrido[1,2-a]pyrimidine-3-carbaldehyde (CAS 33345-96-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1024079-6 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.