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2-Phenyl-4H-pyrido[1,2-a]pyrimidin-4-one

Also known as: 2-Phenyl-4H-pyrido[1,2-a]pyrimidin-4-one, 2-Phenyl-4-pyrido[2,1-b]pyrimidinone, 2-Phenylpyrido[1,2-a]pyrimidin-4-one, 2-Phenylpyrido[2,1-b]pyrimidin-4-one, 4H-Pyrido[1,2-a]pyrimidin-4-one, 2-phenyl-

2-Phenyl-4H-pyrido[1,2-a]pyrimidin-4-one (CAS 16054-93-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H10N2O and a molecular weight of 222.24200 g/mol. Key properties include a boiling point of 396.9ºC at 760mmHg, a density of 1.19g/cm3 and a flash point of 193.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16054-93-6
Jingsj CID
J-12909-9
Molecular Formula
C14H10N2O
Molecular Weight
222.24200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point396.9ºC at 760mmHg
Density1.19g/cm3
Flash Point193.8ºC
Exact Mass222.07900
PSA34.37000
LogP2.36150
Vapor Pressure0.00482mmHg at 25°C
Refractive Index1.64

Customs & Trade Information

HS Code2933990090
Summary2933990090. 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 2-Phenyl-4H-pyrido[1,2-a]pyrimidin-4-one?

The CAS number of 2-Phenyl-4H-pyrido[1,2-a]pyrimidin-4-one is 16054-93-6.

What are the molecular formula and molecular weight of 2-Phenyl-4H-pyrido[1,2-a]pyrimidin-4-one?

2-Phenyl-4H-pyrido[1,2-a]pyrimidin-4-one has molecular formula C14H10N2O and molecular weight 222.24200 g/mol.

What are the upstream and downstream products of 2-Phenyl-4H-pyrido[1,2-a]pyrimidin-4-one?

For 2-Phenyl-4H-pyrido[1,2-a]pyrimidin-4-one, Upstream Products: 2-Chloro-4H-pyrido[1,2-a]pyrimidin-4-one, Phenylboronic acid, 2-Aminopyridine.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "2-Phenyl-4H-pyrido[1,2-a]pyrimidin-4-one (CAS 16054-93-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-12909-9 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.