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Phenyl 2-pyridyl ketoxime

Also known as: 2-Benzoylpyridine oxime, 2-Benzoylpyridine ketoxime, 2-pyridyl phenyl ketone oxime, PPKO, Phenyl alpha-pyridyl ketoxime, Phenyl 2-pyridyl ketone oxime, Phenylpyridylketoxime

Phenyl 2-pyridyl ketoxime (CAS 1826-28-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H10N2O and a molecular weight of 198.22100 g/mol. Key properties include a melting point of 154-156 °C(lit.), a boiling point of 364.703ºC at 760 mmHg and a density of 1.13 g/cm3. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H315 — Causes skin irritation and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1826-28-4
Jingsj CID
J-47628-8
Molecular Formula
C12H10N2O
Molecular Weight
198.22100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point154-156 °C(lit.)
Boiling Point364.703ºC at 760 mmHg
Density1.13 g/cm3
Exact Mass198.07900
PSA45.48000
LogP2.30820
Vapor Pressure0mmHg at 25°C
Refractive Index1.596
Additional Propertyinsoluble

GHS Safety & Compliance

Corrosion / Acute ToxicitySignal word: Danger
  • H301 — Toxic if swallowed
  • H315 — Causes skin irritation
  • H318 — Causes serious eye damage
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2933399090
Summary2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) 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 Phenyl 2-pyridyl ketoxime?

The CAS number of Phenyl 2-pyridyl ketoxime is 1826-28-4.

What are the molecular formula and molecular weight of Phenyl 2-pyridyl ketoxime?

Phenyl 2-pyridyl ketoxime has molecular formula C12H10N2O and molecular weight 198.22100 g/mol.

Is Phenyl 2-pyridyl ketoxime hazardous?

Phenyl 2-pyridyl ketoxime has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H315 — Causes skin irritation; H318 — Causes serious eye damage.

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

Last updated:

How to cite: Jingsj. "Phenyl 2-pyridyl ketoxime (CAS 1826-28-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47628-8 (accessed 2026-11-09).

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