Ticlopidine

Also known as: Ticlopidine (INN), PCR 5332, 5-(2-Chlorobenzyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridine, 5-[(2-Chlorophenyl)methyl]-4,5,6,7-tetrahydrothieno[3,2-c]pyridine, TICLID, UNII-OM90ZUW7M1, Thieno[3,2-c]pyridine, 5-[(2-chlorophenyl)methyl]-4,5,6,7-tetrahydro-, 5-(o-Chlorobenzyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridine

Ticlopidine (CAS 55142-85-3) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C14H14ClNS and a molecular weight of 263.786 g/mol. Key properties include a boiling point of 367.3±37.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 175.9±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 55142-85-3
Jingsj CID: J-1991295-6
Molecular Formula: C₁₄H₁₄ClNS
Molecular Weight: 263.786 g/mol
Category: Organohalogen Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	367.3±37.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	175.9±26.5 °C
Exact Mass	263.053558
PSA	31.48000
LogP	3.77
Vapor Pressure	0.0±0.8 mmHg at 25°C
Refractive Index	1.638
Storage Conditions	-20℃

Activity & Biological Data

Target	Cytochrome P450[1]
Additional Information	[1]. Laura Schäkel, et al. 2-Substituted thienotetrahydropyridine derivatives: Allosteric ectonucleotidase inhibitors. Arch Pharm (Weinheim). 2021 Dec;354(12):e2100300. [2]. I.KRASLOVA1, et al. Ticlopidine-Induced Cholestatic Inflammatory Hepatitis: New Insights into Pathogenetic Mechanisms of Drug-Related Hepatotoxicity. [3]. Si-hyung Yang, et al. Effects of ticlopidine on pharmacokinetics of losartan and its main metabolite EXP-3174 in rats. Acta Pharmacol Sin. 2011 Jul;32(7):967-72. [4]. F Piovella, et al. The effect of Ticlopidine on human endothelial cells in culture. Thromb Res. 1984 Feb 1;33(3):323-32.

Target

Cytochrome P450[1]

Additional Information

[1]. Laura Schäkel, et al. 2-Substituted thienotetrahydropyridine derivatives: Allosteric ectonucleotidase inhibitors. Arch Pharm (Weinheim). 2021 Dec;354(12):e2100300. [2]. I.KRASLOVA1, et al. Ticlopidine-Induced Cholestatic Inflammatory Hepatitis: New Insights into Pathogenetic Mechanisms of Drug-Related Hepatotoxicity. [3]. Si-hyung Yang, et al. Effects of ticlopidine on pharmacokinetics of losartan and its main metabolite EXP-3174 in rats. Acta Pharmacol Sin. 2011 Jul;32(7):967-72. [4]. F Piovella, et al. The effect of Ticlopidine on human endothelial cells in culture. Thromb Res. 1984 Feb 1;33(3):323-32.

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. 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 Ticlopidine?

The CAS number of Ticlopidine is 55142-85-3.

What are the molecular formula and molecular weight of Ticlopidine?

Ticlopidine has molecular formula C14H14ClNS and molecular weight 263.786 g/mol.

What are the upstream and downstream products of Ticlopidine?

For Ticlopidine, Upstream Products: 2-Chlorobenzylamine, 4,5,6,7-Tetrahydrothieno[3,2-c]pyridine, 2-Chlorobenzyl chloride.

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. "Ticlopidine (CAS 55142-85-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1991295-6 (accessed 2026-11-06).

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