Meclizine dihydrochloride

盐酸美克洛嗪

Also known as: Meclizine hydrochloride, Meclozine dihydrochloride, Meclozine hydrochloride, 1-[(4-Chlorophenyl)(phenyl)methyl]-4-(3-methylbenzyl)piperazine dihydrochloride, 1-(p-Chloro-α-phenylbenzyl)-4-(m-methylbenzyl)piperazine dihydrochloride, Ancolan dihydrochloride, Bonamine, Diadril, Navidoxine, Postafen, Postafene dihydrochloride, Piperazine, 1-[(4-chlorophenyl)phenylmethyl]-4-[(3-methylphenyl)methyl]-, dihydrochloride, NSC 28728

Meclizine dihydrochloride (CAS 1104-22-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C25H29Cl3N2 and a molecular weight of 463.870 g/mol. It is also known as Meclizine hydrochloride, Meclozine dihydrochloride and Meclozine hydrochloride. Key properties include a melting point of 212 °C, a boiling point of 495.3ºC at 760mmHg, a density of 1.159g/cm3 and a flash point of 253.3ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1104-22-9
Jingsj CID
J-37934-6
Molecular Formula
C25H29Cl3N2
Chinese Name
盐酸美克洛嗪
Molecular Weight
463.870 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point212 °C
Boiling Point495.3ºC at 760mmHg
Density1.159g/cm3
Flash Point253.3ºC

GHS Safety & Compliance

Irritant / Health HazardSignal word: Warning

Frequently Asked Questions

What is the CAS number of Meclizine dihydrochloride?

The CAS number of Meclizine dihydrochloride is 1104-22-9.

What are the molecular formula and molecular weight of Meclizine dihydrochloride?

Meclizine dihydrochloride has molecular formula C25H29Cl3N2 and molecular weight 463.870 g/mol.

Is Meclizine dihydrochloride hazardous?

Meclizine dihydrochloride has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "Meclizine dihydrochloride (CAS 1104-22-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-37934-6 (accessed 2026-10-22).

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