Tris(dimethylamido)antimony supplier

Name
TRIS(DIMETHYLAMINO)ANTIMONY
EINECS
CAS No. 7289-92-1
Article Data4
CAS DataBase
Density 1.325 g/mL at 25 °C(lit.)
Solubility
Melting Point
Formula C₆H₁₈N₃Sb
Boiling Point 32-34 °C at 0.45 mm Hg
Molecular Weight 253.979
Flash Point 7 °F
Transport Information UN 3398 4.3/PG 1
Appearance Yellow liquid
Safety 16-26-36/37/39-45-61
Risk Codes 10-14-20/22-34-51/53
Molecular Structure
Hazard Symbols C，N
Synonyms N,N',N''-Stibinetriyltris(N-methylmethanamine);N,N',N''-Stibantriyltris(N-methylmethanamin);N-Bis(dimethylamino)stibanyl-N-methyl-methanamine;
PSA 9.72000
LogP 0.03690

Synthetic route

: 10025-91-9
antimony(III) chloride

: 3585-33-9
lithium dimethylamide

: 7289-92-1
tris(dimethylamino)stibine

Conditions

Conditions	Yield
In diethyl ether under Ar; from a 1:3 stoich. react. of SbCl3 and Me2NLi in Et2O; according to A. Kiennemann et al., J. Organomet. Chem., 1972, 35, 143; purifn. by distn.;

: 463-51-4
Ketene

: 7289-92-1
tris(dimethylamino)stibine

: 113359-20-9
tris(dimethylcarbamoylmethyl)stibine

Conditions

Conditions	Yield
In diethyl ether under N2 or Ar, ketene passed into ethereal soln. of Sb(NMe2)3 at -20°C; after removal of solvent residue dried under reduced pressure (ca. 1E-2 Pa) for 4 h;	98%

: 1116-70-7
tri(n-butyl)aluminium

: 7289-92-1
tris(dimethylamino)stibine

A: {(C4H9)2AlN(CH3)2}2

B: 2155-73-9
tributylstibine

Conditions

Conditions	Yield
In neat (no solvent) under N2; Al-compd. added slowly over a period of 2 h to Sb-compd. at 0°C with stirring, warmed slowly to room temp., stirred for 4 h, heated for 12 h at 120°C;; monitored by NMR, fractional distn., Al-compd. isolated by distn.;;	A 95% B 87%
In benzene-d6 addn. of Al-compd. to soln. of Sb-compd. in a NMR tube;; not isolated, monitored by 1H-, 13C-NMR spectroscopy;;

...Expand

: 100-99-2
triisobutylaluminum

: 7289-92-1
tris(dimethylamino)stibine

A: [(C4H9)2Al(N(CH3)2)2Al(C4H9)2]

B: 42966-06-3
triisobutylantimony

Conditions

Conditions	Yield
In neat (no solvent) under N2; Al-compd. added slowly over a period of 2 h to Sb-compd. at 0°C with stirring, warmed slowly to room temp., stirred for 4 h, heated for 12 h at 120°C;; monitored by NMR, fractional distn., Al-compd. isolated by sublimation; elem. anal.;;	A 95% B 63%
In benzene-d6 addn. of Al-compd. to soln. of Sb-compd. in a NMR tube;; not isolated, monitored by 1H-, 13C-NMR spctroscopy;;

...Expand

: 75-24-1
trimethylaluminum

: 7289-92-1
tris(dimethylamino)stibine

A: 22450-81-3
tetramethylbis[μ-(N-mrthylmethanaminato)]dialuminum

B: 594-10-5
trimethylantimony

Conditions

Conditions	Yield
In neat (no solvent) under N2; Al-compd. added slowly over a period of 2 h to Sb-compd. at 0°C with stirring, warmed slowly to room temp., stirred for 4 h, heated for 12 h at 120°C;; monitored by NMR, fractional distn., Al-compd. isolated by sublimation;;	A 93% B 82%
In benzene-d6 addn. of Al-compd. to soln. of Sb-compd. in a NMR tube;; not isolated, monitored by 1H-, 13C-NMR spectroscopy;;

...Expand

: 1121-53-5
benzyl sodium

: 110-18-9
N,N,N,N,-tetramethylethylenediamine

: 7289-92-1
tris(dimethylamino)stibine

: 822-68-4
cyclohexylphosphine

: Sb7Na3((CH3)2NCH2CH2N(CH3)2)3(C4H8O)3

Conditions

Conditions	Yield
In tetrahydrofuran; hexane; toluene under Ar; Sb(NMe2)3 in toluene added to chilled soln. of C6H11PH2 (1:1)in hexane; warmed to room temp.; stirred for 10 min; added to soln. prepared from PhCH2Na and CyPH2 in hexane-THF at -20°C; excess TMEDAadded; warmed to 25°C; reflux; filtered while warm; stored at -35°C;	93%

...Expand

: 102-67-0
tri-n-propylaluminum

: 7289-92-1
tris(dimethylamino)stibine

A: {(C3H7)2AlN(CH3)2}2

B: 5613-69-4
tripropylstibine

Conditions

Conditions	Yield
In neat (no solvent) under N2; Al-compd. added slowly over a period of 2 h to Sb-compd. at 0°C with stirring, warmed slowly to room temp., stirred for 4 h, heated for 12 h at 120°C;; monitored by NMR, fractional distn., Al-compd. isolated by distn.;;	A 91% B 83%
In benzene-d6 addn. of Al-compd. to soln. of Sb-compd. in a NMR tube;; not isolated, monitored by 1H-, 13C-NMR spectroscopy;;

...Expand

: 124-38-9
carbon dioxide

: 7289-92-1
tris(dimethylamino)stibine

: 473302-00-0
tris(N,N-dimethylcarbamato)antimony(III)

Conditions

Conditions	Yield
In hexane through soln. Sb(NMe2)3 in hexane CO2 was bubbled for 30 min; solvent was removed in vacuo, residue was recrystd. from toluene at -20°C; elem. anal.;	91%

: 97-93-8
triethylaluminum

: 7289-92-1
tris(dimethylamino)stibine

A: [(C2H5)2Al(N(CH3)2)2Al(C2H5)2]

B: 617-85-6
triethylantimony

Conditions

Conditions	Yield
In neat (no solvent) under N2; Al-compd. added slowly over a period of 2 h to Sb-compd. at 0°C with stirring, warmed slowly to room temp., stirred for 4 h, heated for 12 h at 120°C; monitored by NMR, fractional distn., Al-compd. isolated by distn.;;	A 89% B 83%
In benzene-d6 addn. of Al-compd. to soln. of Sb-compd. in a NMR tube; not isolated, monitored by 1H-, 13C-NMR spectroscopy;;

...Expand

: 110-54-3
hexane

: 7289-92-1
tris(dimethylamino)stibine

: 166302-06-3
5,11,17,23,29-penta-tert-butyl-31-n-benzoxy-32,33,34,35-tetrahydroxycalix<5>arene

: [Sb2O(monobenzyl-para-t-butylcalix[5]arene(4-))]*1.5(hexane)

Conditions

Conditions	Yield
In benzene (N2) soln. Sb(NMe2)3 in benzene was added dropwise to soln. t-BuC5(Bn)(H)4 in benzene and stirred for 48 h at room temp.; soln. was evapd., residue was crystd. by hexane diffusion into soln. in benzene; elem. anal.;	89%

...Expand

: 109-72-8, 29786-93-4
n-butyllithium

: 7289-92-1
tris(dimethylamino)stibine

: 108-91-8
cyclohexylamine

: Li[(((CH3)2N)Sb(NC6H11)2)2Sb]

Conditions

Conditions	Yield
With ((CH3)2CH)2NH In hexane; toluene under Ar; adding n-BuLi in hexanes to soln. of i-Pr2NH in hexane, heating briefly to reflux, cooling to room temp., adding this to mixt. of Sb(NMe2)3 (in toluene) and C6H11NH2 (previously briefly refluxed and cooledto room temp.); filtration, reducing filtrate under vac. until ppt. appeared, warming ppt. back into soln., crystn. by storage at 25°C (24 h);	88%

...Expand

: 7289-92-1
tris(dimethylamino)stibine

: 620177-71-1
2,2'-((4-bromophenyl)methylene)bis(3-methyl-1H-indole)

: 1401085-50-4
Di-(3-methylindol-2-yl)dimethylamidoantimony-4-bromophenylmethane

Conditions

Conditions	Yield
In toluene at -78 - 25℃; for 3h;	88%

: 7289-92-1
tris(dimethylamino)stibine

: 148808-60-0
HSeSi(Si(CH3)3)3

: Sb(3+)*3SeSi(Si(CH3)3)3(1-)=Sb[SeSi(Si(CH3)3)3]3

Conditions

Conditions	Yield
In hexane N2-atmosphere; stirring Sb-compd. with 3 equiv. of Se-compd. (-78°C, 10 min), warming to room temp., stirring for 2 h; evapn. (reduced pressure), extn. into O(SiMe3)2, filtration, concn., crystn. (-40°C, several d), filtration; elem. anal.;	87%

: 576-26-1
2.6-dimethylphenol

: 7289-92-1
tris(dimethylamino)stibine

: Sb(OC6H3Me2-2,6)3

Conditions

Conditions	Yield
In hexane 2,6-dimethylphenol in hexane was added slowly to soln. tris(dimethylamino)antimony(III) in hexane and stirred overnight; solvent was removed in vacuo, residue was dissolved in toluene; elem. anal.;	84%

: 7289-92-1
tris(dimethylamino)stibine

: 163631-37-6
(2,6-iPr2C6H3)N(SiMe3)Si(OH)3

: 934165-80-7
[Sb(SiO3((2,6-iPr2C6H3)NSiMe3))]4

Conditions

Conditions	Yield
In tetrahydrofuran; hexane byproducts: HNMe2; under dry oxygen-free N2; metal compd. added dropwise to suspn. of Si compd. (1:1) at room temp., stirred for 24 h at room temp., refluxed for 1h, coooled, concd.; crystd. in 4 d, elem. anal.;	83%

: 109-99-9
tetrahydrofuran

: 7289-92-1
tris(dimethylamino)stibine

: 96107-95-8
calix[6]arene

: [Sb2(calix[6]arene(6-))]*1.5THF*1.5pentane

Conditions

Conditions	Yield
In toluene (N2) soln. Sb(NMe2)3 in toluene was added dropwise to suspn. HC6(H)6 in toluene and stirred for 48 h; ppt. was centrifugated and washed with toluene; elem. anal.;	83%

...Expand

: 109-99-9
tetrahydrofuran

: 1192283-08-1
H2(CH2C6H2(C(CH3)3)O)5(CH2C6H5)Si(CH3)2

: 7289-92-1
tris(dimethylamino)stibine

: Sb(N(CH3)2)(CH2C6H2(C(CH3)3)O)5(CH2C6H5)Si(CH3)2*OC4H8

Conditions

Conditions	Yield
In toluene (N2) soln. Sb(NMe2)3 in toluene was added dropwise to soln. ligand in tiluene, stirred for 24 h at room temp.; solvent was removed in vacuo, residue was dissolved in pentane and centrifuged, THF was added and placed in freezer at -35°C for 4 days; elem. anal.;	83%

...Expand

: 10025-91-9
antimony(III) chloride

: 7289-92-1
tris(dimethylamino)stibine

: dimethylaminochloroethoxostibane

Conditions

Conditions	Yield
With ethanol In diethyl ether exclusion of air and moisture; dropwise addn. of SbCl3 in ether to a soln. of Sb(NMe2)3 in ether (molar ratio amide:chloride = 2:1) at -78°C with stirring; after 2 h dropwise addn. of EtOH in ether, stirring for 12 h; ppt. is filtd. at -78°C, dried in vac.; elem. anal.;	82%

: 10025-91-9
antimony(III) chloride

: 7289-92-1
tris(dimethylamino)stibine

: dimethylaminodichlorostibane

Conditions

Conditions	Yield
In diethyl ether; hexane exclusion of air and moisture; dropwise addn. of Sb(NMe2)3 in hexane toa soln. of SbCl3 (molar ratio amide:chloride = 1:2) in ether at -78°C with stirring; mixt. stirred for 12 h at this temp.; solid is filtd. at -78°C, washed (ether); elem. anal.;	81%

: 109-72-8, 29786-93-4
n-butyllithium

: 7289-92-1
tris(dimethylamino)stibine

: 108-91-8
cyclohexylamine

: ((C6H11NLi)3Sb)2

Conditions

Conditions	Yield
In hexane; toluene 20°C; filtering, pptn. on concg. (vac.);	80%

...Expand

: 10025-91-9
antimony(III) chloride

: 7289-92-1
tris(dimethylamino)stibine

: bis(dimethylamino)chlorostibane

Conditions

Conditions	Yield
In diethyl ether; hexane exclusion of air and moisture; dropwise addn. of SbCl3 in ether to a soln. of Sb(NMe2)3 in hexane (molar ratio amide:chloride = 2:1) at -78°C with stirring, reaction time 24 h; solid is filtd. at -78°C; elem. anal.;	77%

: 7289-92-1
tris(dimethylamino)stibine

: 133100-98-8
tris(trimethylsilyl)silyltellurol

: Sb(3+)*3TeSi(Si(CH3)3)3(1-)=Sb[TeSi(Si(CH3)3)3]3

Conditions

Conditions	Yield
In hexane N2-atmosphere; stirring Sb-compd. with 3 equiv. of Te-compd. (-78°C, 15 min), warming to room temp., stirring for 60 min; evapn. (reduced pressure), extn. into O(SiMe3)2, filtration, concn., crystn. (-40°C, 24 h), filtration; elem. anal.;	75%

: 10025-91-9
antimony(III) chloride

: 7289-92-1
tris(dimethylamino)stibine

: dimethylaminochloromethoxostibane

Conditions

Conditions	Yield
With methanol In diethyl ether exclusion of air and moisture; dropwise addn. of SbCl3 in ether to a soln. of Sb(NMe2)3 in ether (molar ratio amide:chloride = 2:1) at -78°C with stirring; after 2 h dropwise addn. of MeOH in ether, stirring for 12 h; ppt. is filtd. at -78°C, dried in vac.; elem. anal.;	74%

: 205517-60-8
((CH3)3SiNHC6H4)2NH

: 7289-92-1
tris(dimethylamino)stibine

: C18H26N3SbSi2

Conditions

Conditions	Yield
Stage #1: ((CH3)3SiNHC6H4)2NH; tris(dimethylamino)stibine In hexane at -30 - 20℃; for 24h; Schlenk technique; Glovebox; Inert atmosphere; Stage #2: In hexane under 0.00750075 Torr; for 20h; Schlenk technique; Glovebox; Inert atmosphere;	72%

: 189832-67-5
5,11,17,23,29,35-hexakis(tert-butyl)-37,38,39,40,41-hexakis(hydroxy)calix[6]arene

: 7289-92-1
tris(dimethylamino)stibine

: 1185419-79-7
[Sb2(para-tert-butylcalix[6]arene(6-))]

Conditions

Conditions	Yield
In benzene (N2) soln. Sb(NMe2)3 in benzene was added dropwise to suspn. t-BuC6(H)6 in benzene and stirred for 48 h; ppt. was filtered and washed with benzene; elem. anal.;	71%

: 109-72-8, 29786-93-4
n-butyllithium

: 2501-94-2
tert-butylphosphine

: 7289-92-1
tris(dimethylamino)stibine

A: Sb7(3-)

: 511242-27-6
(((CH3)3CP)3Sb)2

Conditions

Conditions	Yield
In tetrahydrofuran; hexane; toluene byproducts: Sb; (Ar); react. of a soln. of phosphine in THF with a soln. of lithium compd. in hexanes at 0°C, addn. of a soln. of antimony compd. in toluene, warming to room temp., refluxing for 10 min; storage at room temp. for 7 d; elem. anal.;	A 0% B 69%

...Expand

: 113748-54-2
(2,6-diisopropylphenylimino)(2,2,6,6-tetramethylpiperidino)borane

: 7289-92-1
tris(dimethylamino)stibine

: 117499-86-2
{(2,6-diisopropylphenyl)(dimethylamino(2,2,6,6-tetramethylpiperidino)boryl)amino}bis(dimethylamino)stibane

Conditions

Conditions	Yield
In hexane; pentane (N2 or Ar); to suspn. of borane in pentane was dropped soln. of As(OCH3)3 in hexane with stirring, after stirring for 12 h solvents were removed in vac.; residue was recrystd. from hexane; elem. anal.;	68%

: 317322-17-1
[Ga(2-((2,6-diisoproylphenyl)amino)-4-((2,6-diisopropylphenyl)imino)-2-pentene)]

: 7289-92-1
tris(dimethylamino)stibine

: C62H94Ga2N6Sb2

Conditions

Conditions	Yield
In toluene at 75℃; for 24h; Inert atmosphere; Schlenk technique; Glovebox;	64%

: [((2,6-(isopropyl)2C6H3)NC(CH3)CHC(CH3)N(2,6-(isopropyl)2C6H3))Al(methyl)OH]

: 7289-92-1
tris(dimethylamino)stibine

: [HC(CMeN(C6H3(i-Pr)2))2Al(Me)(μ-O)]2Sb(NMe2)

Conditions

Conditions	Yield
In toluene toluene soln. of Al compd. added dropwise to toluene soln. of Sb compd. (2:1 molar ratio) at 0°C, react. mixt. warmed to room temp., stirred overnight; evapd., extd. (n-hexane), elem. anal.;	60%

: 7289-92-1
tris(dimethylamino)stibine

: 108-91-8
cyclohexylamine

: benzyl rubidium

: [Sb3(NC6H11)4(NHC6H11)2Rb(C4H8O)2]

Conditions

Conditions	Yield
In tetrahydrofuran; toluene byproducts: toluene, dimethylamine; (argon); addn. of cyclohexylamine in toluene at -78°C to RbCH2C6H5 in toluene, warming to room temp. and stirring 5 min, cooling to -78°C, addn. of Sb(NMe2)3 in THF, stirring (20 min), warming to room temp.; filtration (Celite), removal of solvents (vac.), addn. of Et2O and THF, crystn. upon storage (-15°C, 12 h); elem. anal.;	59%

...Expand

: 7289-92-1
tris(dimethylamino)stibine

: 89201-97-8
(tert-butylimino)(2,2,6,6-tetramethylpiperidino)borane

: 117499-82-8
{t-butyl(dimethylamino(2,2,6,6-tetramethylpiperidino)boryl)amino}bis(dimethylamino)stibane

Conditions

Conditions	Yield
In hexane (N2 or Ar); to soln. of borane was dropped Sb(NMe2)3 soln. with stirring, after stirring for 12 h solvent was removed in vac.; residue was recrystd. from hexane; elem. anal.;	58%

Tris(dimethylamido)antimony Consensus Reports

Antimony and its compounds are on the Community Right-To-Know List.

Tris(dimethylamido)antimony Specification

The Tris(dimethylamido)antimony, with the CAS registry number 7289-92-1, is also known as N,N',N''-Stibantriyltris(N-methylmethanamin). This chemical's molecular formula is C₆H₁₈N₃Sb and molecular weight is 253.99. What's more, its systematic name is N-bis(dimethylamino)stibanyl-N-methyl-methanamine. It should be sealed and stored in a cool and dry place.

When you are using this chemical, please be cautious about it as the following:
This chemical is flammable, so you should keep it away from sources of ignition - No smoking. It will react violently with water. It is toxic to aquatic organisms as it may cause long-term adverse effects in the aquatic environment. It can cause burns. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. When using it, you need wear suitable protective clothing, gloves and eye/face protection. In case of accident or if you feel unwell, you must seek medical advice immediately (show the label whenever possible). You should avoid releasing it to the environment just refering to special instructions / safety data sheets.

You can still convert the following datas into molecular structure:
(1)SMILES: CN(C)[Sb](N(C)C)N(C)C
(2)Std. InChI: InChI=1S/3C2H6N.Sb/c3*1-3-2;/h3*1-2H3;/q3*-1;+3
(3)Std. InChIKey: ZUSRFDBQZSPBDV-UHFFFAOYSA-N

Product Name

TRIS(DIMETHYLAMINO)ANTIMONY

Synthetic route

Tris(dimethylamido)antimony Consensus Reports

Tris(dimethylamido)antimony Specification

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