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1-(3-Methylbenzyl)piperazine

Also known as: 1-(3-Methylbenzyl)piperazine, 1-(3-Methylphenyl)methylpiperazine, 3-Methylbenzylpiperazine, 1-m-Methylbenzylpiperazine, 1-[(3-Methylphenyl)methyl]piperazine, AKOS B004005, ART-CHEM-BB B004005, CHEMBRDG-BB 4103044, EINECS 226-184-4, MFCD01321003, TIMTEC-BB SBB003651, MECLIZINE IMPURITY 6

1-(3-Methylbenzyl)piperazine (CAS 5321-48-2) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C12H18N2 and a molecular weight of 190.28500 g/mol. Key properties include a melting point of 110ºC, a boiling point of 256-257 °C(lit.), a density of 1.001 g/mL at 25 °C(lit.) and a flash point of >110.0 °C. It is classified under GHS with signal word Warning 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 Nov 3, 2026.

CAS No.
5321-48-2
Jingsj CID
J-13456-5
Molecular Formula
C12H18N2
Molecular Weight
190.28500 g/mol
Category
Organic Compounds
Last updated
11/3/2026
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Physicochemical Properties

Melting Point110ºC
Boiling Point256-257 °C(lit.)
Density1.001 g/mL at 25 °C(lit.)
Flash Point>110.0 °C
Exact Mass190.14700
PSA15.27000
LogP1.66690
Refractive Indexn20/D 1.5400(lit.)

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

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 1-(3-Methylbenzyl)piperazine?

The CAS number of 1-(3-Methylbenzyl)piperazine is 5321-48-2.

What are the molecular formula and molecular weight of 1-(3-Methylbenzyl)piperazine?

1-(3-Methylbenzyl)piperazine has molecular formula C12H18N2 and molecular weight 190.28500 g/mol.

Is 1-(3-Methylbenzyl)piperazine hazardous?

1-(3-Methylbenzyl)piperazine has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of 1-(3-Methylbenzyl)piperazine?

For 1-(3-Methylbenzyl)piperazine, Upstream Products: Piperazine, 3-Methylbenzyl chloride, 3-Methylbenzyl bromide; Downstream Products: Meclizine.

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

Last updated:

How to cite: Jingsj. "1-(3-Methylbenzyl)piperazine (CAS 5321-48-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-13456-5 (accessed 2026-11-09).

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