2,4-Dichloro-6,7,8,9-tetrahydro-5H-pyrimido[4,5-d]azepine

2,4-二氯-6,7,8,9-四氢-5H-嘧啶并[4,5-d]氮杂卓

Also known as: 5H-Pyrimido[4,5-d]azepine, 2,4-dichloro-6,7,8,9-tetrahydro-, 2,4-Dichloro-6,7,8,9-tetrahydro-5H-pyrimido[5,4-d]azepine

2,4-Dichloro-6,7,8,9-tetrahydro-5H-pyrimido[4,5-d]azepine (CAS 781612-89-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H17Cl2N3O2 and a molecular weight of 318.19900 g/mol. It is also known as 5H-Pyrimido[4,5-d]azepine, 2,4-dichloro-6,7,8,9-tetrahydro- and 2,4-Dichloro-6,7,8,9-tetrahydro-5H-pyrimido[5,4-d]azepine. Key properties include a boiling point of 372.6ºC at 760 mmHg and a density of 1.359 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
781612-89-3
Jingsj CID
J-1428824-9
Molecular Formula
C13H17Cl2N3O2
Chinese Name
2,4-二氯-6,7,8,9-四氢-5H-嘧啶并[4,5-d]氮杂卓
Molecular Weight
318.19900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point372.6ºC at 760 mmHg
Density1.359 g/cm3

Frequently Asked Questions

What is the CAS number of 2,4-Dichloro-6,7,8,9-tetrahydro-5H-pyrimido[4,5-d]azepine?

The CAS number of 2,4-Dichloro-6,7,8,9-tetrahydro-5H-pyrimido[4,5-d]azepine is 781612-89-3.

What are the molecular formula and molecular weight of 2,4-Dichloro-6,7,8,9-tetrahydro-5H-pyrimido[4,5-d]azepine?

2,4-Dichloro-6,7,8,9-tetrahydro-5H-pyrimido[4,5-d]azepine has molecular formula C13H17Cl2N3O2 and molecular weight 318.19900 g/mol.

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

Last updated:

How to cite: Jingsj. "2,4-Dichloro-6,7,8,9-tetrahydro-5H-pyrimido[4,5-d]azepine (CAS 781612-89-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1428824-9 (accessed 2026-10-24).

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