File:Nitrous_acid_acsv.svg · Wikimedia Commons · See Wikimedia Commons
نیتراس اسید
Sign in to saveAlso known as nitrosyl hydroxide, dioxonitric acid, hydroxidooxidonitrogen
chemical compound
OverviewAI-generated
Nitrous acid is a chemical compound with the formula HNO₂. Its canonical SMILES notation is N(=O)O, and it has a mass of 47.001. The compound exhibits a melting point of 42.35 and a boiling point of 158. Its pKa value is 3.2.
Additional properties include a weight of 47.014, an xlogp of -0.3, and a tpsa of 49.7. The molecule contains one hydrogen bond donor and three hydrogen bond acceptors, with a charge of 0. A search for nitrous acid in PubMed yields 30868 results. The subject is referenced by 269 other encyclopedia articles.
Synthesized by Vinony from 21 facts across 4 sources: Wikidata, PubMed, PubChem, Vinony graph. Generated from structured data (not the Wikipedia text) and checked against those facts — may still contain errors.
Chemical data
- Formula
- HNO2
- Molecular weight
- 47.014 g/mol
- IUPAC name
- nitrous acid
- SMILES
- N(=O)O
- InChIKey
- IOVCWXUNBOPUCH-UHFFFAOYSA-N
- XLogP
- -0.3
- Polar surface area
- 49.7 Ų
- H-bond donors
- 1
- H-bond acceptors
- 3
- Formal charge
- 0
via PubChem
Drug data · ChEMBL
- Max clinical phase
- Approved
- Molecule type
- Small molecule
- First approval
- 2011
- Admin. routes
- parenteral
- Indications
- cardiac arrest
via ChEMBL · EBI
Research
30,868 papers- Improving wastewater management using free nitrous acid (FNA).Water research · 2020
- Understanding the influence of free nitrous acid on microalgal-bacterial consortium in wastewater treatment: A critical review.Bioresource technology · 2022
- Potential of free nitrous acid (FNA) for sludge treatment and resource recovery from waste activated sludge: A review.Journal of environmental management · 2024
- Understanding the Effect of Free Nitrous Acid on Biofilms.Environmental science & technology · 2022
- Genetic effects of nitrous acid.Mutation research · 1977
via PubMed
Wikidata facts
- Has part
- oxygen
- Mass
- 47.001
Show 9 more facts
- found in taxon
- Homo sapiens
- chemical formula
- HNO₂
- Commons category
- Nitrous acid
- different from
- nitric acid
- canonical SMILES
- N(=O)O
- melting point
- 42.35
- pKa
- 3.2
- boiling point
- 158
- has characteristic
- weak acid
via Wikidata · CC0