Sodium nitrite
Also known as: Nitrous acid sodium salt, Nitrite, sodium, Sodium nitrite (USAN), Diazotizing salts, Erinitrit, Filmerine, Sodium nitrate(III), Sodium nitrite solution
Sodium nitrite (CAS 7632-00-0) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula NNaO2 and a molecular weight of 68.995 g/mol. Key properties include a melting point of 271 °C(lit.), a boiling point of 320 °C and a density of 1.29 g/mL at 25 °C. It is classified under GHS with signal word Danger and hazard statements H272, H301 — Toxic if swallowed and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 7632-00-0
- Jingsj CID
- J-36037-9
- Molecular Formula
- NNaO2
- Molecular Weight
- 68.995 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 271 °C(lit.) |
|---|---|
| Boiling Point | 320 °C |
| Density | 1.29 g/mL at 25 °C |
| Exact Mass | 68.982674 |
| PSA | 52.49000 |
| LogP | 0.25060 |
| Additional Property | 820 g/L (20 ºC) |
GHS Safety & Compliance
- H272
- H301 — Toxic if swallowed
- H319 — Causes serious eye irritation
- H400 — Very toxic to aquatic life
Customs & Trade Information
| HS Code | 2834299090 |
|---|
Frequently Asked Questions
What is the CAS number of Sodium nitrite?
The CAS number of Sodium nitrite is 7632-00-0.
What are the molecular formula and molecular weight of Sodium nitrite?
Sodium nitrite has molecular formula NNaO2 and molecular weight 68.995 g/mol.
Is Sodium nitrite hazardous?
Sodium nitrite has GHS signal word Danger and hazard statements H272; H301 — Toxic if swallowed; H319 — Causes serious eye irritation.
What are the upstream and downstream products of Sodium nitrite?
For Sodium nitrite, Upstream Products: sodium carbonate, Sodium nitrite-15N, nitrogen dioxide; Downstream Products: 4-Bromo-2,3,5,6-tetrafluoropyridine, Sodium nitromalonaldehyde monohydrate, Sodium cyanate.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Sodium nitrite (CAS 7632-00-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36037-9 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.