NITROGEN TETROXIDE supplier | CasNO.10544-72-6

Name
Dinitrogen tetroxide
EINECS 234-126-4
CAS No. 10544-72-6
Article Data183
CAS DataBase
Density 2.62 g/mL at 25 °C(lit.)
Solubility reacts with water
Melting Point ?11 °C(lit.)
Formula N2O4
Boiling Point 21 °C(lit.)
Molecular Weight 92.011
Flash Point °C
Transport Information UN 1067 2
Appearance Transparent gas
Safety A poison. Moderately toxic by inhalation. When heated to decomposition it emits toxic fumes of NO_x. See also NITROGEN MONOXIDE, mixed with NITROGEN TETROXIDE.
Risk Codes 26-34
Molecular Structure
Hazard Symbols T+
Synonyms Dinitrogentetraoxide; Dinitrogen tetroxide; Nitrogen tetraoxide; Nitrogen tetroxide
PSA 91.64000
LogP 0.50120

Synthetic route

: 626-35-7
nitroacetic acid ethyl ester

: 64-17-5
ethanol

sodium nitrite: sodium nitrite

A: 10544-72-6
dinitrogen tetraoxide

B: 15719-64-9, 15719-76-3, 97762-63-5
methylammonium carbonate

C nitrogen: nitrogen

...Expand

: 110-46-3
isopentyl nitrite

A: 10544-72-6
dinitrogen tetraoxide

B: 15719-64-9, 15719-76-3, 97762-63-5
methylammonium carbonate

C: 590-86-3
isovaleraldehyde

D nitrogen: nitrogen

Conditions

Conditions	Yield
at 50 - 80℃; Kinetics; Pyrolysis;

...Expand

: 14168-44-6
MEDINA

: 7664-93-9
sulfuric acid

: 10544-72-6
dinitrogen tetraoxide

Conditions

Conditions	Yield
at 85℃; Rate constant;

: 114959-87-4
(+/-)-erythro-2,3-dibromo-butyrohydroxamic acid

: ammonium hydroxide

A: 625-37-6
crotonamide

B: 10544-72-6
dinitrogen tetraoxide

...Expand

: 7647-01-0
hydrogenchloride

: ethylnitrolic acid

A: 10544-72-6
dinitrogen tetraoxide

B: 64-19-7
acetic acid

Conditions

Conditions	Yield
at 20 - 40℃; Rate constant;

...Expand

: ethylnitrolic acid

: 7664-93-9
sulfuric acid

A: 10544-72-6
dinitrogen tetraoxide

B: 64-19-7
acetic acid

Conditions

Conditions	Yield
at 39.5℃; Rate constant;

...Expand

: 4312-87-2
formohydroxamic acid

: 7664-93-9
sulfuric acid

sodium nitrite: sodium nitrite

A: 64-18-6
formic acid

B: 10544-72-6
dinitrogen tetraoxide

C: 15719-64-9, 15719-76-3, 97762-63-5
methylammonium carbonate

D nitrogen: nitrogen

...Expand

: 60-29-7
diethyl ether

: 5156-40-1
cyclohexyl nitrite

lithium alanate: lithium alanate

A: 7664-41-7
ammonia

B: 10544-72-6
dinitrogen tetraoxide

C: 108-93-0
cyclohexanol

D hydrogen: hydrogen

Conditions

Conditions	Yield
anschliessend Behandeln mit Wasser;

...Expand

: 60-29-7
diethyl ether

: 2108-66-9
cyclohexyl nitrate

lithium alanate: lithium alanate

A: 7664-41-7
ammonia

B: 10544-72-6
dinitrogen tetraoxide

C: 108-93-0
cyclohexanol

D hydrogen: hydrogen

Conditions

Conditions	Yield
anschliessend Behandeln mit Wasser;

...Expand

: 623-11-0
1-methyl-4-nitrosobenzene

: 495-18-1
Benzohydroxamic acid

potassium permanganate: potassium permanganate

A: 10544-72-6
dinitrogen tetraoxide

B nitrogen: nitrogen

...Expand

: 16824-89-8, 12533-50-5
N-oxo-N-nitrosoamine

: 80937-33-3
oxygen

: 10102-43-9
nitrogen(II) oxide

A: 10544-72-6
dinitrogen tetraoxide

B: 122413-35-8
nitrous anhydride

Conditions

Conditions	Yield
In further solvent(s) repeated distn. of NO/cis-ONNO soln. in liq. argon at temps. below -150°C; IR spectroscopy;

...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

: silver nitrate

: 2696-92-6
nitrosylchloride

A: 10544-72-6
dinitrogen tetraoxide

B: silver(I) chloride

Conditions

Conditions	Yield
In neat (no solvent) vigorous react. at 25°C; heating on a water bath for 2 days;;	A >99 B >99

...Expand

: silver nitrate

: 2696-92-6
nitrosylchloride

: 10544-72-6
dinitrogen tetraoxide

Conditions

Conditions	Yield
In neat (no solvent) byproducts: AgCl; at ambient temp.;;
In further solvent(s) byproducts: AgCl; further solvent: N2O4;;	>99
In not given
In further solvent(s) byproducts: AgCl; further solvent: N2O4;;	>99
In neat (no solvent) byproducts: AgCl; at ambient temp.;;

: 14545-72-3
chlorine nitrate

: 2696-92-6
nitrosylchloride

A: 7782-50-5
chlorine

B: 10544-72-6
dinitrogen tetraoxide

Conditions

Conditions	Yield
In neat (no solvent) at -78°C;;
In neat (no solvent) at -78°C;;
In neat (no solvent) at -78°C;;
In neat (no solvent) at -78°C;;

...Expand

: lead(II) nitrate

: 2696-92-6
nitrosylchloride

A: 10544-72-6
dinitrogen tetraoxide

B: lead(II) chloride

Conditions

Conditions	Yield
In neat (no solvent) excess of NOCl;;
In neat (no solvent) excess of NOCl;;

...Expand

: 7446-09-5
sulfur dioxide

: 10102-03-1
dinitrogen pentoxide

A: 7446-11-9
sulfur trioxide

B: 10544-72-6
dinitrogen tetraoxide

Conditions

Conditions	Yield
With oxygen; ozone 30°C, several h,;

...Expand

: 7727-37-9
nitrogen

: 80937-33-3
oxygen

A: 15969-55-8
dinitrogen tetroxide

B: 13354-65-9
nitric oxide dimer

C: 10102-43-9
nitrogen(II) oxide

D: 10544-72-6
dinitrogen tetraoxide

E: 10102-44-0
Nitrogen dioxide

Conditions

Conditions	Yield
In gaseous matrix byproducts: N2O3; at liquid N2 temp., 1atm of O2, in Ar;; IR;

...Expand

: 7697-37-2
nitric acid

: arsenic(III) trioxide

A: 10544-73-7
dinitrogen trioxide

B: 10102-43-9
nitrogen(II) oxide

C: 10544-72-6
dinitrogen tetraoxide

Conditions

Conditions	Yield
various prods. for various concn. of HNO3;
various prods. for various concn. of HNO3;

...Expand

: nitrosylsulfuric acid

: 7697-37-2
nitric acid

A: 7664-93-9
sulfuric acid

B: 10544-72-6
dinitrogen tetraoxide

Conditions

Conditions	Yield
In not given
In water
In nitric acid equilibrium in concd. HNO3; dependence of content of water discussed;;

...Expand

: 7631-99-4
sodium nitrate

: 7697-37-2
nitric acid

: 10544-72-6
dinitrogen tetraoxide

Conditions

Conditions	Yield
In not given byproducts: H2O; in concd. soln.;
In not given byproducts: H2O; in concd. soln.;

: 10025-71-5
tellurium dichloride

: 10544-72-6
dinitrogen tetraoxide

: 7446-07-3
tellurium(IV) oxide

Conditions

Conditions	Yield
In neat (no solvent) byproducts: NOCl; reaction of TeCl2 with liquid N2O4;;	100%

: 10544-72-6
dinitrogen tetraoxide

: tetrabutylammonium nitrite

: tetrabutylammonium nitrate

Conditions

Conditions	Yield
In neat (no solvent) stirring (vacuum, 20°C, 30 min), nitrogen oxides evapn. (-10°C, vacuum); recrystn. (ethyl acetate); elem. anal.;	100%

: 7705-08-0
iron(III) chloride

: 10544-72-6
dinitrogen tetraoxide

: 10102-44-0
Nitrogen dioxide

: Fe(3+)*3NO3(1-)*1.5N2O4=Fe(NO3)3*1.5N2O4

Conditions

Conditions	Yield
In ethyl acetate bubbling NO2/N2O4 mixt. (generated by thermal decompn. of Pb(NO3)2) though FeCl3 soln. (-10°C, stirring; 1 h); evapn. (vac.);	100%

...Expand

: 10544-72-6
dinitrogen tetraoxide

: lead dioxide

: lead(II) nitrate

Conditions

Conditions	Yield
In neat (no solvent)	97%
In neat (no solvent)	97%

: 10102-43-9
nitrogen(II) oxide

: 10544-72-6
dinitrogen tetraoxide

: 10544-73-7
dinitrogen trioxide

Conditions

Conditions	Yield
In toluene -20°C,for 2h;	94.4%
In toluene -20°C,for 2h;	94.4%
-20°C, absorption of NO;

: 1120-36-1
1-tetradecene

: 10544-72-6
dinitrogen tetraoxide

: 638-53-9
tridecanoic acid

Conditions

Conditions	Yield
In N-methyl-acetamide; water; benzene	92%

: [Au2(μ-(CH2)2PPh2)2]

: 10544-72-6
dinitrogen tetraoxide

: 113008-27-8
{gold(II)((CH2)2PPh2)NO2}2

Conditions

Conditions	Yield
In toluene bubbling of N2O4 through the Au compd. in toluene; mp.;	90%

: 146164-93-4
[5,10,15,20-tetrakis(3',5'-di-tert-butylphenyl)porphyrinato]copper(II)

: 7732-18-5
water

: 10544-72-6
dinitrogen tetraoxide

: copper(II) 2-nitro-5,10,15,20-tetrakis(3,5-di-tert-butylphenyl)porphyrin dihydrate

Conditions

Conditions	Yield
In dichloromethane Cu complex reacted with N2O4 in CH2Cl2; elem. anal.;	89%

...Expand

: 13517-35-6
tris(triphenylphosphine)platinum(0)

: 10544-72-6
dinitrogen tetraoxide

: cis-[Pt(PPh3)2(NO3)2] * 0.50 CH2Cl2

Conditions

Conditions	Yield
In neat (no solvent) byproducts: Ph3PO; treatment of Pt-complex with N2O4 (1 atm, 25°C, 15 h); drying (vac.), recrystn. (CH2Cl2/MeOH); elem. anal.;	88%

: lead(II,IV) oxide

: 10544-72-6
dinitrogen tetraoxide

: lead(II) nitrate

Conditions

Conditions	Yield
9h;;	86%
9h;;	86%

: 71356-91-7
Rh2(η5-pentamethylcyclopentadienyl)2(N3)4

: 10544-72-6
dinitrogen tetraoxide

: [Rh(pentamethylcyclopentadienyl)(NO3)2]

Conditions

Conditions	Yield
In further solvent(s) N2-atmosphere; stirring of suspn. of Rh-complex in N2O4 (0°C, 2 h); solvent removal (vac.), washing (Et2O), crystn. (CH2Cl2/(i-Pr)2O); elem.anal.;	86%

: lead(II) oxide

: 10544-72-6
dinitrogen tetraoxide

: lead(II) nitrate

Conditions

Conditions	Yield
7h at 87°C;;	84%
7h at 87°C;;	84%

: 39708-98-0, 19154-27-9, 16923-63-0
IrH(CO)(P(C6H5)3)2

: 10544-72-6
dinitrogen tetraoxide

: Ir(3+)*2P(C6H5)3*CO*H(1-)*NO2(1-)*NO3(1-)=Ir(P(C6H5)3)2(CO)H(NO2)(NO3)

Conditions

Conditions	Yield
In benzene byproducts: NO; absence of air and moisture; condensation of N2O4 onto frozen soln. of Ir-complex, warming to 6°C; solvent removal (vac.), washing (ether), recrystn. (CH2Cl2/ether); elem.anal.;	82%
In neat (no solvent)

: 7787-71-5
bromine trifluoride

: phosphorous

: 7726-95-6
bromine

: 10544-72-6
dinitrogen tetraoxide

: 19200-21-6
nitronium hexafluorophosphate

Conditions

Conditions	Yield
In not given treating red P with Br2; addn. of N2O4 and BrF3;;	80%
In not given treating red P with Br2; addn. of N2O4 and BrF3;;	80%

...Expand

: ((CH3)3PbCCNO2)(CHCNO2)3

: 10544-72-6
dinitrogen tetraoxide

: lead(II) nitrate

Conditions

Conditions	Yield
In dichloromethane byproducts: nitrosotetranitrocubane; -15°C;	75%

: 15390-38-2, 15131-25-6
bis(1,2-bis(diphenylphosphino)ethane)iridium(I) chloride

: 10544-72-6
dinitrogen tetraoxide

: Ir(3+)*2(C6H5)2PCH2CH2P(C6H5)2*2NO2(1-)*Cl(1-)*2CH2Cl2=[Ir((C6H5)2PCH2CH2P(C6H5)2)2(NO2)2]Cl*2CH2Cl2

Conditions

Conditions	Yield
In chloroform absence of air and moisture; condensation of excess N2O4 onto frozen soln. of Ir-complex, warming to 0°C, standing (0°C, 10 min); solvent removal (vac.), crystn. (CH2Cl2/MeOH); elem. anal.;	72%

: Cu(C19H23N3O3)

: 10544-72-6
dinitrogen tetraoxide

: Cu(C19H22N4O5)

Conditions

Conditions	Yield
In chloroform room temperature, 4-6 h; pptn. with ether, filtration, washing with ether, recrystn. (chloroform); elem. anal.;	70%

: 116-14-3
polytetrafluoroethylene

: 10544-72-6
dinitrogen tetraoxide

: 426-03-9
difluoronitroacetic acid

Conditions

Conditions	Yield
With H2O shaking;	65%

: tetrafluoroboric acid

: 10544-72-6
dinitrogen tetraoxide

: nitrosonium tetrafluoroborate

Conditions

Conditions	Yield
In water addn. of N2O4 to 75-80% aq. HBF4 (molar ratio 2.5:1, ice-cooling, stirring), stirring at 0-10°C for 30min, filtration of (NO)(BF4) (under CO2), washing with cold glacial acetic acid and CCl4, drying in vac.;;	62%
In water addn. of N2O4 to 75-80% aq. HBF4 (molar ratio 2.5:1, ice-cooling, stirring), stirring at 0-10°C for 30min, filtration of (NO)(BF4) (under CO2), washing with cold glacial acetic acid and CCl4, drying in vac.;;	62%
In water

: 116-14-3
polytetrafluoroethylene

: 10544-72-6
dinitrogen tetraoxide

: 356-16-1
1,1,2,2-tetrafluoro-1,2-dinitro-ethane

Conditions

Conditions	Yield
in glas tube 8 h at 60°C;	53%
in glas tube 8 h at 60°C;	53%
in glas tube 24 h at 20°C;	7.5%

: 674-90-8
tris(trifluoromethylsulfanyl)phosphine

: 10544-72-6
dinitrogen tetraoxide

: 57368-29-3
tris(trifluoromethylsulfanyl)phosphine oxide

Conditions

Conditions	Yield
sublimation;	50%
sublimation;	50%

: (CO)2Fe(P(C6H5)3)2NO(1+)*Cl(1-)=((CO)2Fe(P(C6H5)3)2NO)Cl

: 10544-72-6
dinitrogen tetraoxide

: (CO)2Fe(P(C6H5)3)2NO(1+)*NO3(1-)=((CO)2Fe(P(C6H5)3)2NO)NO3

Conditions

Conditions	Yield
In benzene 0°C, 30 min, 10% soln. of N2O4 in dry benzene; recrystn. from methanol/ethanol;	45%
In benzene 0°C, 30 min, 10% soln. of N2O4 in dry benzene; recrystn. from methanol/ethanol;	45%

: 10544-72-6
dinitrogen tetraoxide

: 12775-96-1, 15158-11-9, 15721-63-8, 16941-75-6, 17493-86-6, 19498-52-3, 20499-83-6, 20499-84-7, 20499-85-8, 20499-86-9, 20573-10-8, 20573-11-9, 21595-51-7, 21595-52-8, 22206-52-6, 26445-28-3, 28959-95-7, 37362-93-9, 39417-05-5, 54603-16-6, 54603-23-5, 54603-32-6, 54603-40-6, 54603-48-4, 54603-81-5, 54603-89-3, 56316-56-4, 95985-91-4, 122297-32-9, 7440-50-8
copper

: 10102-44-0
Nitrogen dioxide

: copper nitrate - dinitrogen tetroxide adduct

Conditions

Conditions	Yield
In ethyl acetate bubbling NO2/N2O4 mixt. (generated by thermal decompn. of Pb(NO3)2) though suspn. of Cu powder (-10°C, stirring; 2 h), stirring for 10 h; filtration, evapn. (vac.);	44%

...Expand

: 53687-46-0
closo-3,3-(PPh3)2-3-H-3,1,2-RhC2B9H11

: 10544-72-6
dinitrogen tetraoxide

: 82807-97-4
[closo-3-triphenylphosphine-3,3-nitrato-3,1,2-RhC2B9H11]

Conditions

Conditions	Yield
With NO2 In benzene under Ar, gentle stream of NO2/N2O4 mixt. bubbled through stirred suspn. of Rh complex in benzene at room temp. for 15 min, stirred for further5 min; evapd. to dryness in vac., chromd., treated with hexane, evapd., added hexane, allowed stand overnight, filtered;	34%

: 15318-32-8, 30669-24-0
trans-carbonylchlorobis(diphenylmethylphosphine)iridium(I)

: 10544-72-6
dinitrogen tetraoxide

: Ir(3+)*2P(C6H5)2CH3*CO*Cl(1-)*NO2(1-)*NO3(1-)=Ir(P(C6H5)2CH3)2(CO)Cl(NO2)(NO3)

Conditions

Conditions	Yield
In toluene absence of air and moisture; condensation of N2O4 onto frozen soln. of Ir-complex, warming to 0°C, standing (15 min); washing (ether), recrystn. (CH2Cl2/MeOH); elem. anal.;	30%

: 10544-72-6
dinitrogen tetraoxide

: 7719-12-2, 52843-90-0
phosphorus trichloride

A: 10544-73-7
dinitrogen trioxide

B: P4O4Cl10

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

: 116-14-3
polytetrafluoroethylene

: 10102-43-9
nitrogen(II) oxide

: 10544-72-6
dinitrogen tetraoxide

: 356-16-1
1,1,2,2-tetrafluoro-1,2-dinitro-ethane

Conditions

Conditions	Yield
molar ratio of NO:CF2CF2:N2O4=1:1:0.5;	24%
molar ratio of NO:CF2CF2:N2O4=1:1:0.5;	24%

...Expand

: 10544-72-6
dinitrogen tetraoxide

: 7719-12-2, 52843-90-0
phosphorus trichloride

A: 10544-73-7
dinitrogen trioxide

B: P4O4Cl10

C: P2O6NCl2

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

: 31702-89-3
1-nitrosotetrafluoroethanesulfonyl fluoride

: 10544-72-6
dinitrogen tetraoxide

: 31702-90-6
1-nitrotetrafluoroethanesulfonyl fluoride

Conditions

Conditions	Yield
at 50°C 5 h in autoclav;	15%

: O11Pr6, β

: 10544-72-6
dinitrogen tetraoxide

: praseodymium(III) nitrate

Conditions

Conditions	Yield
In nitromethane suspension of Pr6O11 in nitromethane; ambient temp.;	10%

NITROGEN TETROXIDE Chemical Properties

Synonyms: Distickstofftetroxid;N2O4;nitrogentetroxide,liquid;Nitrogen oxide (N2O4);nitrogenoxide(n2o4);nitrogentetraoxide;
MF: N₂O₄
MW: 92.01
mp：-11℃(lit.)
bp：21℃(lit.)
density：2.62 g/mL at 25 ℃(lit.)
vapor pressure：14.33 psi (20℃)
vapor density：1.58 (21℃, vsair)
EINECS: 233-272-6

NITROGEN TETROXIDE Uses

It mainly used as a rocket propellant。

NITROGEN TETROXIDE Toxicity Data With Reference

ihl-rbt LC50:315 ppm/15M

AIHAAP American Industrial Hygiene Association Journal. 23 (1962),457.

NITROGEN TETROXIDE Consensus Reports

Reported in EPA TSCA Inventory.

NITROGEN TETROXIDE Safety Profile

A poison. Moderately toxic by inhalation. When heated to decomposition it emits toxic fumes of NO_x. See also NITROGEN MONOXIDE, mixed with NITROGEN TETROXIDE.
WGK Germany：1
Hazard Codes：T+
RTECS：QX1575000
RIDADR ：UN 1067 2.3
Risk Statements：26-34
Safety Statements：9-26-28-36/37/39-45

NITROGEN TETROXIDE Standards and Recommendations

DOT Classification: 2.3; Label: Poison Gas, Oxidizer

Product Name

Dinitrogen tetroxide

Synthetic route

NITROGEN TETROXIDE Chemical Properties

NITROGEN TETROXIDE Uses

NITROGEN TETROXIDE Toxicity Data With Reference

NITROGEN TETROXIDE Consensus Reports

NITROGEN TETROXIDE Safety Profile

NITROGEN TETROXIDE Standards and Recommendations

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