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nitrogen dioxide

Also known as: Azote, EINECS 233-272-6, MFCD00085341, NA 1067, NITRICDIOXIDE, Nitrito, Nitro, Nitrogen oxide, Oxoazane oxide, Stickstoffdioxid, Stikstofdioxyde, nitrogen dixide, nitrogen(IV) oxide

nitrogen dioxide (CAS 10102-44-0) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula NO2 and a molecular weight of 46.00550 g/mol. Key properties include a melting point of −11 °C(lit.), a boiling point of 21 °C(lit.), a density of 2.62 g/mL at 25 °C(lit.) and a flash point of < 20ºC. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.
10102-44-0
Jingsj CID
J-39749-9
Molecular Formula
NO2
Molecular Weight
46.00550 g/mol
Category
Inorganic Chemicals
Last updated
11/3/2026
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Physicochemical Properties

Melting Point−11 °C(lit.)
Boiling Point21 °C(lit.)
Density2.62 g/mL at 25 °C(lit.)
Flash Point< 20ºC
Exact Mass45.99290
PSA34.14000
Additional Property1.58 (21 °C, vs air)
Vapor Pressure14.33 psi ( 20 °C)

Frequently Asked Questions

What is the CAS number of nitrogen dioxide?

The CAS number of nitrogen dioxide is 10102-44-0.

What are the molecular formula and molecular weight of nitrogen dioxide?

nitrogen dioxide has molecular formula NO2 and molecular weight 46.00550 g/mol.

What are the upstream and downstream products of nitrogen dioxide?

For nitrogen dioxide, Upstream Products: nitric oxide, Nitrosyl chloride, Silver nitrite; Downstream Products: nitrobenzene, 1,3,5-trinitrobenzene, Selenium dioxide.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "nitrogen dioxide (CAS 10102-44-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-39749-9 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.