Ketanserin tartrate

Also known as: Ketanserin tartrate salt, R 41468, KETANSERIN HYDROGEN TARTRATE, 3-[2-[4-(4-fluorobenzoyl)-1-piperidinyl]ethyl]-2,4(1H,3H)-quinazolinedione tartrate, MFCD00084651, kjk-945, Ketanserin (tartrate)

Ketanserin tartrate (CAS 83846-83-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C26H28FN3O9 and a molecular weight of 545.514 g/mol. Key properties include a boiling point of 780.4ºC at 760 mmHg and a flash point of 425.8ºC. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 83846-83-7
Jingsj CID: J-46006-0
Molecular Formula: C₂₆H₂₈FN₃O₉
Molecular Weight: 545.514 g/mol
Category: Organic Acids
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point	780.4ºC at 760 mmHg
Flash Point	425.8ºC
Exact Mass	545.180969
PSA	190.23000
LogP	0.23910
Appearance	solid \| white
Storage Conditions	2-8°C
Additional Property	ethanol: 3.3mg/mL

GHS Safety & Compliance

Acute ToxicitySignal word: Danger

H301 — Toxic if swallowed

Activity & Biological Data

Target	IC50: 0.11 μM (hERG current)[1] IC50: 152±23 μM (5-HT receptor)[2]
Additional Information	[1]. Tang Q, et al. The 5-HT2 antagonist Ketanserin is an open channel blocker of human cardiac ether-à-go-go-related gene (hERG) potassium channels. Br J Pharmacol. 2008 Oct;155(3):365-73. [2]. Khan N, et al. Investigation of cyclooxygenase and signaling pathways involved in human platelet aggregation mediated by synergistic interaction of various agonists. Drug Des Devel Ther. 2015 Jul 6;9:3497-506. [3]. Kekewska A, et al. Antiserotonergic properties of terguride in blood vessels, platelets, and valvular interstitial cells. J Pharmacol Exp Ther. 2012 Feb;340(2):369-76. [4]. Jiang DG, et al. Serotonin regulates brain-derived neurotrophic factor expression in select brain regions during acute psychological stress. Neural Regen Res. 2016 Sep;11(9):1471-1479.

Target

IC50: 0.11 μM (hERG current)[1] IC50: 152±23 μM (5-HT receptor)[2]

Additional Information

[1]. Tang Q, et al. The 5-HT2 antagonist Ketanserin is an open channel blocker of human cardiac ether-à-go-go-related gene (hERG) potassium channels. Br J Pharmacol. 2008 Oct;155(3):365-73. [2]. Khan N, et al. Investigation of cyclooxygenase and signaling pathways involved in human platelet aggregation mediated by synergistic interaction of various agonists. Drug Des Devel Ther. 2015 Jul 6;9:3497-506. [3]. Kekewska A, et al. Antiserotonergic properties of terguride in blood vessels, platelets, and valvular interstitial cells. J Pharmacol Exp Ther. 2012 Feb;340(2):369-76. [4]. Jiang DG, et al. Serotonin regulates brain-derived neurotrophic factor expression in select brain regions during acute psychological stress. Neural Regen Res. 2016 Sep;11(9):1471-1479.

Frequently Asked Questions

What is the CAS number of Ketanserin tartrate?

The CAS number of Ketanserin tartrate is 83846-83-7.

What are the molecular formula and molecular weight of Ketanserin tartrate?

Ketanserin tartrate has molecular formula C26H28FN3O9 and molecular weight 545.514 g/mol.

Is Ketanserin tartrate hazardous?

Ketanserin tartrate has GHS signal word Danger and hazard statements H301 — Toxic if swallowed.

What are the upstream and downstream products of Ketanserin tartrate?

For Ketanserin tartrate, Upstream Products: Ketanserin, L-(+)-Tartaric acid, 4-(4-Fluorobenzoyl)piperidine hydrochloride.

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. "Ketanserin tartrate (CAS 83846-83-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-46006-0 (accessed 2026-11-09).

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