Abstract
By coupling nitric oxide (NO)-donor moieties with a natural antihypertensive product (±)-7,8-dihydroxy-3-methyl-isochroman-4-one [(±)-XJP] and its analogue (±)-XJP-B, a series of novel NO-releasing isochroman-4-one derivatives were designed and synthesized. The NO-releasing assay indicated that compounds Ia, Id, IIIb and IIIe released the maximum amount of NO. The maximum reductions of blood pressure of Ia, IIIb and IIIe in SHRs were nearly 40%, which was obviously superior to that of the lead compounds and comparable to that of reference drug captopril. These results suggested that NO-donor/natural product hybrids may provide a promising approach for the discovery of novel antihypertensive agents.
Original language | English |
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Pages (from-to) | 6848-6855 |
Number of pages | 8 |
Journal | Bioorganic and Medicinal Chemistry |
Volume | 20 |
Issue number | 23 |
DOIs | |
State | Published - Dec 1 2012 |
Bibliographical note
Funding Information:This study was financially supported by a grant from ‘Eleventh Five-Year’ Major Innovation Projects for New Drug Candidates (No. 2009ZX09103-128), Project for Research and Innovation of Graduates in Colleges and Universities of Jiangsu Province (CXZZ11-0798), Fundamental Research Funds for the Central Universities (JKY2011027) and Project Program of State Key Laboratory of Natural Medicines, China Pharmaceutical University (JKGQ201115).
Keywords
- Antihypertensive activity
- Hybrids
- Isochroman-4-one derivatives
- Nitric oxide (NO)
- Structure modification
ASJC Scopus subject areas
- Biochemistry
- Molecular Medicine
- Molecular Biology
- Pharmaceutical Science
- Drug Discovery
- Clinical Biochemistry
- Organic Chemistry