1,2,4-Trimethylpiperazine

1,2,4-三甲基哌嗪

Also known as: Piperazine,1,2,4-trimethyl-, 1,2,4-Trimethyldiethylenediamine, Trimethylpiperazine, 2-methyl-N,N'-dimethylpiperazine, RS-1,2,4-trimethylpiperazine, EINECS 204-430-1

1,2,4-Trimethylpiperazine (CAS 120-85-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C7H16N2 and a molecular weight of 128.21500 g/mol. It is also known as Piperazine,1,2,4-trimethyl-, 1,2,4-Trimethyldiethylenediamine and Trimethylpiperazine. Key properties include a boiling point of 149.5ºC at 760mmHg, a density of 0.863g/cm3 and a flash point of 31.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
120-85-4
Jingsj CID
J-30312-9
Molecular Formula
C7H16N2
Chinese Name
1,2,4-三甲基哌嗪
Molecular Weight
128.21500 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point149.5ºC at 760mmHg
Density0.863g/cm3
Flash Point31.1ºC

Frequently Asked Questions

What is the CAS number of 1,2,4-Trimethylpiperazine?

The CAS number of 1,2,4-Trimethylpiperazine is 120-85-4.

What are the molecular formula and molecular weight of 1,2,4-Trimethylpiperazine?

1,2,4-Trimethylpiperazine has molecular formula C7H16N2 and molecular weight 128.21500 g/mol.

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

Last updated:

How to cite: Jingsj. "1,2,4-Trimethylpiperazine (CAS 120-85-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30312-9 (accessed 2026-10-23).

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