4-[(4-Hydroxypyrimidin-2-yl)amino]benzonitrile

Also known as: 4-[(4-hydroxy-2-pyrimidinyl)amino]benzonitrile, 4-((4-oxo-1,4-dihydropyrimidin-2-yl)amino)benzonitrile, 4-[(1,4-dihydro-4-oxo-2-pyrimidinyl)amino]benzonitrile, 4-[(4-oxo-1,4-dihydro-2-pyrimidinyl)amino]benzonitrile, 4-[(6-oxo-1H-pyrimidin-2-yl)amino]benzonitrile, 4-N[2(4-HYDROXYPYRIMIDINYL)]AMINOBENZONITRILE

4-[(4-Hydroxypyrimidin-2-yl)amino]benzonitrile (CAS 189956-45-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H8N4O and a molecular weight of 212.207 g/mol. Key properties include a boiling point of 482.3±51.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 245.5±30.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 189956-45-4
Jingsj CID: J-1511127-0
Molecular Formula: C₁₁H₈N₄O
Molecular Weight: 212.207 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	482.3±51.0 °C at 760 mmHg
Density	1.4±0.1 g/cm3
Flash Point	245.5±30.4 °C
Exact Mass	212.069809
PSA	81.83000
LogP	1.11
Vapor Pressure	0.0±1.3 mmHg at 25°C
Refractive Index	1.677

Customs & Trade Information

HS Code	2933599090
Summary	2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. 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-[(4-Hydroxypyrimidin-2-yl)amino]benzonitrile?

The CAS number of 4-[(4-Hydroxypyrimidin-2-yl)amino]benzonitrile is 189956-45-4.

What are the molecular formula and molecular weight of 4-[(4-Hydroxypyrimidin-2-yl)amino]benzonitrile?

4-[(4-Hydroxypyrimidin-2-yl)amino]benzonitrile has molecular formula C11H8N4O and molecular weight 212.207 g/mol.

What are the upstream and downstream products of 4-[(4-Hydroxypyrimidin-2-yl)amino]benzonitrile?

For 4-[(4-Hydroxypyrimidin-2-yl)amino]benzonitrile, Upstream Products: 2-(Methylthio)pyrimidin-4(3H)-one, 4-Aminobenzonitrile; Downstream Products: Rilpivirine, 4-[(4-Chloro-2-pyrimidinyl)amino]benzonitrile.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-[(4-Hydroxypyrimidin-2-yl)amino]benzonitrile (CAS 189956-45-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1511127-0 (accessed 2026-11-09).

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