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Basic Information
| CAS No.: | 10544-73-7 | ||||
|---|---|---|---|---|---|
| Name: | dinitrogen trioxide | ||||
| Article Data: | 304 | ||||
| Molecular Structure: | |||||
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| Formula: | N2O3 | ||||
| Molecular Weight: | 76.0116 | ||||
| Synonyms: | Dinitrogentrioxide;Nitrogen sesquioxide;Nitrogen trioxide;Nitrogen trioxide (N2O3);Nitrous anhydride;asym-Dinitrogen trioxide; | ||||
| EINECS: | 234-128-5 | ||||
| Density: | 1.94g/cm3 | ||||
| Melting Point: | -103.15°C | ||||
| Boiling Point: | °Cat760mmHg | ||||
| Flash Point: | °C | ||||
| Safety: |
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| PSA: | 75.25000 | ||||
| LogP: | 0.46770 | ||||
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Synthetic route
Conditions
| Conditions | Yield |
|---|---|
| In toluene -20°C,for 2h; | 94.4% |
| In toluene -20°C,for 2h; | 94.4% |
| -20°C, absorption of NO; |
- 10544-72-6
dinitrogen tetraoxide
- 7719-12-2, 52843-90-0
phosphorus trichloride
A
- 10544-73-7
dinitrogen trioxide
C
- 13498-14-1
pyrophosphoryl chloride
D
- 10102-43-9
nitrogen(II) oxide
E
- 10025-87-3, 12599-09-6, 63736-95-8
trichlorophosphate
Conditions
| Conditions | Yield |
|---|---|
| In neat (no solvent) byproducts: NOCl, NO2Cl; Irradiation (UV/VIS); passing dry N2O4 over the surface of freshly distd. PCl3 cooled at -40 °C and under irradiation with UV light; absortion under formation of a dark red liq.; expelling NO, N2O3, NOCl, NO2Cl;; isolation of liquid products by fractionation; liquid phase containing POCl3, P2O3Cl4 and P4O4Cl10; yield of P2O3Cl4 25 %, P4O4Cl10 3 %;; | A n/a B 3% C 25% D n/a E n/a |
| In neat (no solvent) byproducts: NOCl, NO2Cl; passing dry N2O4 over the surface of freshly distd. PCl3 cooled at -40 °C; absortion under formation of a dark red liq.; expelling NO, N2O3, NOCl, NO2Cl; liquid phase contg. POCl3, P2O3Cl4 and a small amount of P4O4Cl10;; isolation of liquid products by fractionation; yield of P2O3Cl4 5 %, P4O4Cl10 10 %;; | A n/a B 10% C 5% D n/a E n/a |
...Expand
- 10544-72-6
dinitrogen tetraoxide
- 7719-12-2, 52843-90-0
phosphorus trichloride
A
- 10544-73-7
dinitrogen trioxide
D
- 13498-14-1
pyrophosphoryl chloride
E
- 10025-87-3, 12599-09-6, 63736-95-8
trichlorophosphate
Conditions
| Conditions | Yield |
|---|---|
| In neat (no solvent) byproducts: NOCl, NO2Cl, NO; passing dry N2O4 over the surface of freshly distd. PCl3 cooled at -10 °C; absortion under formation of a dark red liq.; expelling NO, N2O3, NOCl, NO2Cl and pptn. of P2O6NCl2; liquid phase contg. POCl3, P2O3Cl4 and a small amount of P4O4Cl10;; isolation of liquid products by fractionation; yield of P2O3Cl4 17 % and of P4O4Cl10 5 %;; | A n/a B 5% C n/a D 17% E n/a |
...Expand
B
- 10544-73-7
dinitrogen trioxide
C
- 62316-46-5
nitrosyl azide
D
- 10102-44-0
Nitrogen dioxide
E
- 10024-97-2
dinitrogen monoxide
Conditions
| Conditions | Yield |
|---|---|
| With sulfuric acid byproducts: N2; addition of NOSO2OH in concd. H2SO4 at -195.8°C, next handle from -30 to -35°C for 8-24 h; | A n/a B n/a C 6% D n/a E n/a |
| With H2SO4 byproducts: N2; addition of NOSO2OH in concd. H2SO4 at -195.8°C, next handle from -30 to -35°C for 8-24 h; | A n/a B n/a C 6% D n/a E n/a |
...Expand
- 7697-37-2
nitric acid
B
- 10544-73-7
dinitrogen trioxide
C
- 62316-46-5
nitrosyl azide
D
- 10102-44-0
Nitrogen dioxide
E
- 10024-97-2
dinitrogen monoxide
Conditions
| Conditions | Yield |
|---|---|
| With sulfuric acid byproducts: N2; addition of 1:1 mixture of HNO3 - H2SO4 at -195.8°C, next handle from -30 to -35°C for 8-24 h; | A n/a B n/a C 5% D n/a E n/a |
| With H2SO4 byproducts: N2; addition of 1:1 mixture of HNO3 - H2SO4 at -195.8°C, next handle from -30 to -35°C for 8-24 h; | A n/a B n/a C 5% D n/a E n/a |
| byproducts: N2; 70% HNO3 addition at -195.8°C, next handle from -30 to -35°C for 8-24 h; | A n/a B n/a C 4% D n/a E n/a |
...Expand
Conditions
| Conditions | Yield |
|---|---|
| With oxygen; nitric acid byproducts: H2O; at 90°C 45 min with 2-fold excess of 30% HNO3; | A n/a B 5% |
| With oxygen; nitric acid byproducts: H2O; at 90°C 45 min with 2-fold excess of 55% HNO3; |
Conditions
| Conditions | Yield |
|---|---|
| With oxygen; nitric acid byproducts: H2O; at 90°C 45 min with 2-fold excess of 30% HNO3; | A n/a B 5% |
| With oxygen; nitric acid byproducts: H2O; at 90°C 45 min with 2-fold excess of 55% HNO3; |
- 10102-43-9
nitrogen(II) oxide
- 10028-15-6
ozone
A
- 16824-89-8, 12533-50-5
N-oxo-N-nitrosoamine
B
- 126588-37-2
peroxo nitrate radical
C
- 10544-73-7
dinitrogen trioxide
D
- 122413-35-8
nitrous anhydride
E
- 10102-44-0
Nitrogen dioxide
Conditions
| Conditions | Yield |
|---|---|
| In gaseous matrix Kinetics; in gas phase (Ar); further product: N2O4; 0.5-1 h deposition on 10 K CsI window; characterized IR spect.; |
...Expand
- 10102-44-0
Nitrogen dioxide
- 10028-15-6
ozone
A
- 15969-55-8
dinitrogen tetroxide
B
- 10544-73-7
dinitrogen trioxide
C
- 10544-72-6
dinitrogen tetraoxide
D
- 10102-03-1
dinitrogen pentoxide
Conditions
| Conditions | Yield |
|---|---|
| In gaseous matrix gas-phase react. of NO2/ Ar deposited on a cold CsI window with O3/ Ar (deposition rates of O3: 0.09 to less than 0.27 mmol/ h); not isolated, detected by IR spectroscopy;; |
...Expand
Conditions
| Conditions | Yield |
|---|---|
| In neat (no solvent) byproducts: SiO2; | |
| In neat (no solvent) byproducts: SiO2; |
...Expand
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