2-Piperazine-4-amino-6,7-dimethoxyquinazoline hydrochloride

Also known as: 2-piperazine-4-amino-6,7-dimethoxyquinazoline Hydrochloride, 6,7-Dimethoxy-N-(piperazin-1-yl)quinazolin-2-amine hydrochloride, 6,7-dimethoxy-2-piperazin-1-ylquinazolin-4-amine hydrochloride, Terazosin Impurity4, Terazosin Impurity(Hydrochloride), Terazosin-004-xHCl

2-Piperazine-4-amino-6,7-dimethoxyquinazoline hydrochloride (CAS 70843-11-7) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C14H20ClN5O2 and a molecular weight of 325.79 g/mol. It is also known as 2-piperazine-4-amino-6,7-dimethoxyquinazoline Hydrochloride, 6,7-Dimethoxy-N-(piperazin-1-yl)quinazolin-2-amine hydrochloride and 6,7-dimethoxy-2-piperazin-1-ylquinazolin-4-amine hydrochloride. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 70843-11-7
Jingsj CID: J-1974045-0
Molecular Formula: C₁₄H₂₀ClN₅O₂
Molecular Weight: 325.79 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 2-Piperazine-4-amino-6,7-dimethoxyquinazoline hydrochloride?

The CAS number of 2-Piperazine-4-amino-6,7-dimethoxyquinazoline hydrochloride is 70843-11-7.

What are the molecular formula and molecular weight of 2-Piperazine-4-amino-6,7-dimethoxyquinazoline hydrochloride?

2-Piperazine-4-amino-6,7-dimethoxyquinazoline hydrochloride has molecular formula C14H20ClN5O2 and molecular weight 325.79 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2-Piperazine-4-amino-6,7-dimethoxyquinazoline hydrochloride (CAS 70843-11-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1974045-0 (accessed 2026-10-24).

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