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Prazosin

哌唑嗪

Also known as: Furazosin, Prazosine, Prazosinum, Prazosina, Minipress, 1-(4-amino-6,7-dimethoxy-2-quinazolinyl)-4-(2-furanylcarbonyl)piperazine, 2-(4-(2-Furoyl)piperazin-1-yl)-4-amino-6,7-dimethoxyquinazoline, [4-(4-amino-6,7-dimethoxyquinazolin-2-yl)piperazin-1-yl]-(furan-2-yl)methanone, Terazosin Impurity15, Terazosin EP Impurity K, Terazosin-010, [14C]-Prazosin, [125I]-Prazosin, Lentopres

Prazosin (CAS 19216-56-9) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C19H21N5O4 and a molecular weight of 383.40100 g/mol. It is also known as Furazosin, Prazosine and Prazosinum. Key properties include a melting point of 278-280ºC, a boiling point of 638.4ºC at 760mmHg, a density of 1.352g/cm3 and a flash point of 339.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
19216-56-9
Jingsj CID
J-1958890-0
Molecular Formula
C19H21N5O4
Chinese Name
哌唑嗪
Molecular Weight
383.40100 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point278-280ºC
Boiling Point638.4ºC at 760mmHg
Density1.352g/cm3
Flash Point339.9ºC

Frequently Asked Questions

What is the CAS number of Prazosin?

The CAS number of Prazosin is 19216-56-9.

What are the molecular formula and molecular weight of Prazosin?

Prazosin has molecular formula C19H21N5O4 and molecular weight 383.40100 g/mol.

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

Last updated:

How to cite: Jingsj. "Prazosin (CAS 19216-56-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1958890-0 (accessed 2026-10-22).

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