Quinapril hydrochloride

Also known as: Quinapril HCl, Accupril, Accupro, Acuitel, Acuprel, Acupril, CI-906, Conan, Korec, Korectic, Quinapril (hydrochloride), Quinazil

Quinapril hydrochloride (CAS 82586-55-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C25H31ClN2O5 and a molecular weight of 474.977 g/mol. Key properties include a melting point of 120-130ºC, a boiling point of 662ºC at 760 mmHg and a flash point of 354.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 82586-55-8
Jingsj CID: J-1961030-1
Molecular Formula: C₂₅H₃₁ClN₂O₅
Molecular Weight: 474.977 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	120-130ºC
Boiling Point	662ºC at 760 mmHg
Flash Point	354.1ºC
Exact Mass	474.192139
PSA	95.94000
LogP	3.69790
Storage Conditions	2-8°C

Activity & Biological Data

Additional Information	[1]. Song, J.C. and C.M. White, Clinical pharmacokinetics and selective pharmacodynamics of new angiotensin converting enzyme inhibitors: an update. Clin Pharmacokinet, 2002. 41(3): p. 207-24. [2]. Culy, C.R. and B. Jarvis, Quinapril: a further update of its pharmacology and therapeutic use in cardiovascular disorders. Drugs, 2002. 62(2): p. 339-85. [3]. Klutchko, S., et al., Synthesis of novel angiotensin converting enzyme inhibitor quinapril and related compounds. A divergence of structure-activity relationships for non-sulfhydryl and sulfhydryl types. J Med Chem, 1986. 29(10): p. 1953-61.

Additional Information

[1]. Song, J.C. and C.M. White, Clinical pharmacokinetics and selective pharmacodynamics of new angiotensin converting enzyme inhibitors: an update. Clin Pharmacokinet, 2002. 41(3): p. 207-24. [2]. Culy, C.R. and B. Jarvis, Quinapril: a further update of its pharmacology and therapeutic use in cardiovascular disorders. Drugs, 2002. 62(2): p. 339-85. [3]. Klutchko, S., et al., Synthesis of novel angiotensin converting enzyme inhibitor quinapril and related compounds. A divergence of structure-activity relationships for non-sulfhydryl and sulfhydryl types. J Med Chem, 1986. 29(10): p. 1953-61.

Frequently Asked Questions

What is the CAS number of Quinapril hydrochloride?

The CAS number of Quinapril hydrochloride is 82586-55-8.

What are the molecular formula and molecular weight of Quinapril hydrochloride?

Quinapril hydrochloride has molecular formula C25H31ClN2O5 and molecular weight 474.977 g/mol.

What are the upstream and downstream products of Quinapril hydrochloride?

For Quinapril hydrochloride, Upstream Products: Quinapril benzyl ester maleate; Downstream Products: Quinapril, Quinapril diketopiperazine, Quinaprilat.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Quinapril hydrochloride (CAS 82586-55-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1961030-1 (accessed 2026-11-09).

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