nitrogen dioxide

Modify Date: 2024-01-02 12:46:14

nitrogen dioxide Structure
nitrogen dioxide structure
Common Name nitrogen dioxide
CAS Number 10544-72-6 Molecular Weight 92.011
Density 1.7±0.1 g/cm3 Boiling Point 21ºC(lit.)
Molecular Formula N2O4 Melting Point -11ºC(lit.)
MSDS N/A Flash Point N/A

 Names

Name dinitrogen tetraoxide
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.7±0.1 g/cm3
Boiling Point 21ºC(lit.)
Melting Point -11ºC(lit.)
Molecular Formula N2O4
Molecular Weight 92.011
Exact Mass 91.985809
PSA 91.64000
LogP 0.17
Vapour density 1.58 (21 °C, vs air)
Vapour Pressure 14.33 psi ( 20 °C)
Index of Refraction 1.434
Water Solubility reac H2O [CRC10]

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
QX1575000
CHEMICAL NAME :
Nitrogen tetroxide
CAS REGISTRY NUMBER :
10544-72-6
LAST UPDATED :
199709
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
N2-O4
MOLECULAR WEIGHT :
92.02
WISWESSER LINE NOTATION :
N2 O4

 Safety Information

Hazard Codes T+: Very toxic;
Risk Phrases R26
Safety Phrases S9;S26;S28;S45;S36/S37/S39
RIDADR UN 1067 2
WGK Germany 1
RTECS QX1575000
HS Code 28112900

 Synonyms

nitrogen tetroxide
nitrogen dioxide dimer
EINECS 233-272-6
Di-nitrogen dioxide
dinitrogen tertoxide
Dinitrogen tetroxide
RCRA waste no. P078
Nitrogen tetraoxide
Nitrogen dioxide,di
dinitrogen tetra-oxide
Nitrogen oxide NO2