Zotepine

佐替平

Also known as: 2-[(8-Chlorodibenzo[b,f]thiepin-10-yl)oxy]-N,N-dimethylethanamine, Lodopin, Nipolept, Zoleptil, Setous, Zotepina, Zotepinum, 2-Chloro-11-(2-dimethylaminoethoxy)dibenzo[b,f]thiepine, 2-[(3-chloro-5-benzo[b][1]benzothiepinyl)oxy]-N,N-dimethylethanamine, Compound-4, UNII-U29O83JAZW

Zotepine (CAS 26615-21-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C18H18ClNOS and a molecular weight of 331.86 g/mol. It is also known as 2-[(8-Chlorodibenzo[b,f]thiepin-10-yl)oxy]-N,N-dimethylethanamine, Lodopin and Nipolept. Key properties include a melting point of 90-91 °C, a boiling point of 478.4±45.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 243.2±28.7 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed and H400 — Very toxic to aquatic life. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
26615-21-4
Jingsj CID
J-1969495-3
Molecular Formula
C18H18ClNOS
Chinese Name
佐替平
Molecular Weight
331.86 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point90-91 °C
Boiling Point478.4±45.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point243.2±28.7 °C
Exact Mass331.079773
PSA37.77000
LogP6.57
Vapor Pressure0.0±1.2 mmHg at 25°C
Refractive Index1.656

GHS Safety & Compliance

Irritant / Environmental HazardSignal word: Warning
  • H302 — Harmful if swallowed
  • H400 — Very toxic to aquatic life

Activity & Biological Data

Additional Information[1]. Richelson E, et, al. Binding of antipsychotic drugs to human brain receptors focus on newer generation compounds. Life Sci. 2000 Nov 24;68(1):29-39. [2]. Yamamura S, et, al. Effects of zotepine on extracellular levels of monoamine, GABA and glutamate in rat prefrontal cortex. Br J Pharmacol. 2009 Jun;157(4):656-65.

Frequently Asked Questions

What is the CAS number of Zotepine?

The CAS number of Zotepine is 26615-21-4.

What are the molecular formula and molecular weight of Zotepine?

Zotepine has molecular formula C18H18ClNOS and molecular weight 331.86 g/mol.

Is Zotepine hazardous?

Zotepine has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H400 — Very toxic to aquatic life.

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

Last updated:

How to cite: Jingsj. "Zotepine (CAS 26615-21-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1969495-3 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.