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Terazosin

Also known as: Hytrin, Hytrinex, Heitrin, Vasomet, Vicard, Urodie, [4-(4-amino-6,7-dimethoxyquinazolin-2-yl)piperazin-1-yl](oxolan-2-yl)methanone, 1-(4-Amino-6,7-dimethoxy-2-quinazolinyl)-4-[(tetrahydro-2-furanyl)carbonyl]piperazine

Terazosin (CAS 63590-64-7) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C19H25N5O4 and a molecular weight of 387.43300 g/mol. Key properties include a melting point of 281-283°C, a boiling point of 664.5ºC at 760 mmHg, a density of 1.332 g/cm3 and a flash point of 355.7ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
63590-64-7
Jingsj CID
J-37932-8
Molecular Formula
C19H25N5O4
Molecular Weight
387.43300 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point281-283°C
Boiling Point664.5ºC at 760 mmHg
Density1.332 g/cm3
Flash Point355.7ºC
Exact Mass387.19100
PSA103.04000
LogP1.64090
Storage Conditions-20°C Freezer
Additional PropertyH2O: 25 mg/mL

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed

Activity & Biological Data

Additional Information[1]. Michel, M.C., et al., Drugs for treatment of benign prostatic hyperplasia: affinity comparison at cloned alpha 1-adrenoceptor subtypes and in human prostate. J Auton Pharmacol, 1996. 16(1): p. 21-8. [2]. Vincent, J., et al., Pharmacological tolerance to alpha 1-adrenergic receptor antagonism mediated by terazosin in humans. J Clin Invest, 1992. 90(5): p. 1763-8.

Frequently Asked Questions

What is the CAS number of Terazosin?

The CAS number of Terazosin is 63590-64-7.

What are the molecular formula and molecular weight of Terazosin?

Terazosin has molecular formula C19H25N5O4 and molecular weight 387.43300 g/mol.

Is Terazosin hazardous?

Terazosin has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.

What are the upstream and downstream products of Terazosin?

For Terazosin, Upstream Products: 2-Chloro-4-amino-6,7-dimethoxyquinazoline, 1-(Tetrahydro-2-furoyl)piperazine, Prazosin hydrochloride.

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

Last updated:

How to cite: Jingsj. "Terazosin (CAS 63590-64-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-37932-8 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.