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Pirinixic acid

Also known as: WY-14643, Wyeth 14,643, NSC 310038, 4-Chloro-6-(2,3-xylidino)-2-pyrimidinylthioacetic acid, 2-[4-chloro-6-(2,3-dimethylanilino)pyrimidin-2-yl]sulfanylacetic acid, ((4-chloro-6-((2,3-dimethylphenyl)amino)-2-pyrimidinyl)thio)acetic acid, Acetic acid, 2-[[4-chloro-6-[(2,3-dimethylphenyl)amino]-2-pyrimidinyl]thio]-, [4-Chloro-6-(2,3-xylidino)-2-pyrimidinylthio]acetic acid, MFCD00191335, Pirinixic acid [INN], Acidum pirinixicum, Acide pirinixique, Acido pirinixico

Pirinixic acid (CAS 50892-23-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H14ClN3O2S and a molecular weight of 323.798 g/mol. Key properties include a melting point of 155°C, a boiling point of 514.4±50.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 264.9±30.1 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
50892-23-4
Jingsj CID
J-49686-6
Molecular Formula
C14H14ClN3O2S
Molecular Weight
323.798 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point155°C
Boiling Point514.4±50.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point264.9±30.1 °C
Exact Mass323.049530
PSA100.41000
LogP4.92
Vapor Pressure0.0±1.4 mmHg at 25°C
Refractive Index1.658

GHS Safety & Compliance

Irritant / Health HazardSignal word: Danger
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation
  • H350 — May cause cancer

Activity & Biological Data

TargetPPARα:0.63 μM (EC50) PPARγ:32 μM (EC50)
Additional Information[1]. Willson TM, et al. The PPARs: from orphan receptors to drug discovery. J Med Chem. 2000 Feb 24;43(4):527-50. [2]. Huang D, et al. PPAR-α Agonist WY-14643 Inhibits LPS-Induced Inflammation in Synovial Fibroblasts via NF-kB Pathway. J Mol Neurosci. 2016 Aug;59(4):544-53. [3]. Pantazi E, et al. PPARα Agonist WY-14643 Induces SIRT1 Activity in Rat Fatty Liver Ischemia-Reperfusion Injury. Biomed Res Int. 2015;2015:894679.

Customs & Trade Information

HS Code2933599090
Summary2933599090. 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 Pirinixic acid?

The CAS number of Pirinixic acid is 50892-23-4.

What are the molecular formula and molecular weight of Pirinixic acid?

Pirinixic acid has molecular formula C14H14ClN3O2S and molecular weight 323.798 g/mol.

Is Pirinixic acid hazardous?

Pirinixic acid has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of Pirinixic acid?

For Pirinixic acid, Upstream Products: 2,3-Dimethylaniline; Downstream Products: Pirinixil.

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

Last updated:

How to cite: Jingsj. "Pirinixic acid (CAS 50892-23-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49686-6 (accessed 2026-11-09).

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