nitrosyl hydroxide (CAS 7782-77-6) — formula HNO2, molecular weight 47.014; category inorganic chemicals.
nitrosyl hydroxide (CAS 7782-77-6) is a chemical raw material in the inorganic chemicals category. Its molecular formula HNO2 comprises 1 H, 1 N, 2 O atoms. Its molecular weight is about 47.014. Reported physicochemical data: melting point around 271, boiling point around 320, LogP about -3.7. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 7782-77-6 |
|---|---|
| Molecular Formula | HNO2 |
| Molecular Weight | 47.014 |
| Melting Point | 271 |
| Boiling Point | 320 |
| LogP | -3.7 |
| Applications | Formed as a product of combustion and when nitrogen dioxide reacts with water, Used to make diazotizing compounds and as a source of nitric oxide, Formation of diazotizing compounds by reaction with primary aromatic amines, source of nitric oxide, Nitrous acid is used in chemical synthesis. (L1615), Methods of Manufacturing: Formed by the action of strong acids on inorganic nitrites |
| Category | Inorganic Chemicals |
Documented applications: Formed as a product of combustion and when nitrogen dioxide reacts with water, Used to make diazotizing compounds and as a source of nitric oxide, Formation of diazotizing compounds by reaction with primary aromatic amines, source of nitric oxide, Nitrous acid is used in chemical synthesis. (L1615), Methods of Manufacturing: Formed by the action of strong acids on inorganic nitrites.
nitrosyl hydroxide is an inorganic compound with CAS registry number 7782-77-6 and molecular formula HNO2 (molecular weight 47.014), belonging to the inorganic chemicals segment of chemical raw materials.
CAS number: 7782-77-6
Its molecular formula HNO2 comprises 1 H, 1 N, 2 O atoms.
Also known as: nitrosyl hydroxide · 亚硝酰氢氧化物
Category: inorganic chemicals
The CAS registry number of nitrosyl hydroxide is 7782-77-6.
Molecular formula HNO2, molecular weight 47.014.
It is also registered under: nitrosyl hydroxide, 亚硝酰氢氧化物.
Recorded applications: Formed as a product of combustion and when nitrogen dioxide reacts with water, Used to make diazotizing compounds and as a source of nitric oxide, Formation of diazotizing compounds by reaction with primary aromatic amines, source of nitric oxide, Nitrous acid is used in chemical synthesis. (L1615), Methods of Manufacturing: Formed by the action of strong acids on inorganic nitrites.
Category: Inorganic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for nitrosyl hydroxide (CAS 7782-77-6), compiled from public chemistry databases.
| CAS Registry Number | 7782-77-6 |
|---|---|
| PubChem CID | 24529 |
| Molecular formula | HNO2 |
| IUPAC name | nitrous acid |
| UNII (FDA) | T2I5UM75DN |
| Molecular Weight | 47.014 |
|---|---|
| XLogP3 | -0.3 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 47.000728275 |
| Monoisotopic Mass | 47.000728275 |
| Topological Polar Surface Area | 49.7 |
| Heavy Atom Count | 3 |
| Boiling Point | 320 |
|---|---|
| Melting Point | 271 |
| Solubility | 820g/L |
| LogP | -3.7 |
| Dissociation Constants | Weak acid. pK (25 °C): 3.35 |
NITROUS ACID; Nitrosyl hydroxide; 7782-77-6; HNO2; Kyselina dusite; dioxonitric acid; hydroxidooxidonitrogen; Acid, Nitrous; T2I5UM75DN; hydrogen dioxonitrate(1-); DTXSID7064813; CHEBI:25567; (NO(OH)); NO(OH); RefChem:6071; DTXCID4048014
| Reported hazard statements | H300 (50%), H314 (100%), H318 (100%), H400 (50%) |
|---|
H300 (50%): Fatal if swallowed [Danger Acute toxicity, oral]
H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
nitrosyl hydroxide · CAS 7782-77-6 · HNO2. UNII T2I5UM75DN. Boiling Point: 320; Melting Point: 271; Solubility: 820g/L.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 亚硝酰氢氧化物