1-(Pyrimidin-2-yl)-1,4-diazepane

1-(2-嘧啶基)-1,4-二氮杂环庚烷

Also known as: 1-(2-Pyrimidinyl)homopiperazine, 1-Pyrimidin-2-yl-1,4-diazepane, 1-(2-Pyrimidyl)-homopiperazin, 1-(2-pyrimidinyl)-1,4-diazepane, 1-(2-pyrimidyl)-homopiperazine, 1-(Pyrimidin-2-yl)-1,4-diazepane, 1-PYRIMIDIN-2-YL-1,4-DIAZEPANE, 1-pyrimidin-2-yl-1,4-diazaperhydroepine, MFCD06738258, Hexahydro-1-(2-pyrimidinyl)-1H-1,4-diazepine

1-(Pyrimidin-2-yl)-1,4-diazepane (CAS 21279-57-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H14N4 and a molecular weight of 178.23400 g/mol. It is also known as 1-(2-Pyrimidinyl)homopiperazine, 1-Pyrimidin-2-yl-1,4-diazepane and 1-(2-Pyrimidyl)-homopiperazin. Key properties include a boiling point of 341.5ºC at 760 mmHg, a density of 1.1g/cm3 and a flash point of 160.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21279-57-2
Jingsj CID
J-43611-5
Molecular Formula
C9H14N4
Chinese Name
1-(2-嘧啶基)-1,4-二氮杂环庚烷
Molecular Weight
178.23400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point341.5ºC at 760 mmHg
Density1.1g/cm3
Flash Point160.3ºC

Frequently Asked Questions

What is the CAS number of 1-(Pyrimidin-2-yl)-1,4-diazepane?

The CAS number of 1-(Pyrimidin-2-yl)-1,4-diazepane is 21279-57-2.

What are the molecular formula and molecular weight of 1-(Pyrimidin-2-yl)-1,4-diazepane?

1-(Pyrimidin-2-yl)-1,4-diazepane has molecular formula C9H14N4 and molecular weight 178.23400 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(Pyrimidin-2-yl)-1,4-diazepane (CAS 21279-57-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-43611-5 (accessed 2026-10-24).

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