Because of a lapse in government funding, the information on this website may not be up to date, transactions submitted via the website may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted. The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov. Updates regarding government operating status and resumption of normal operations can be found at opm.gov.

NLM Logo

Peroxynitrous Acid MeSH Descriptor Data 2025


MeSH Heading
Peroxynitrous Acid
Tree Number(s)
D01.339.409.750
D01.625.600.800
D01.625.700.750
D02.389.508.750
Unique ID
D030421
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D030421
Scope Note
A potent oxidant synthesized by the cell during its normal metabolism. Peroxynitrite is formed from the reaction of two free radicals, NITRIC OXIDE and the superoxide anion (SUPEROXIDES).
Entry Term(s)
Peroxonitrite
Peroxynitrite
Peroxynitrous Acid, Potassium Salt
Registry Numbers
14691-52-2
19059-14-4
141509-09-3
Related Numbers
141509-09-3
19059-14-4
Previous Indexing
Nitrates (1990-2001)
Public MeSH Note
2002; PEROXYNITRITE was indexed under NITRATES 1990-2001
History Note
2002; for PEROXYNITRITE use PEROXYNITROUS ACID (NM) 1990-2001
Date Established
2002/01/01
Date of Entry
2001/07/25
Revision Date
2023/02/26
Peroxynitrous Acid Preferred
Peroxynitrite Narrower
Peroxynitrous Acid, Potassium Salt Narrower
page delivered in 0.128s