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inquiryItem Quality Standard Test Result Appearance colorless clear liquid colorless clear liquid Assay %
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inquiryUnique advantages for Tetraethylammonium bromide Cas 71-91-0 Guaranteed the purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:Crystal Storage:Store at room Package:25kg/drum Application:Inter
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inquiryhigh quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai
Specifications 1,Tetraethylammonium Bromide,TEAB,71-91-0 2,White to light yellow crystalline solid 3,Top quality 4,Best price 5,Honest TNJ Appearance:White to light yellow crystalline solid Package:25kg/firber drum or bag or according to
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inquiryTetraethylammonium bromide Basic information Product Name: Tetraethylammonium bromide Synonyms: TETRAETHYLAMMONIUM BROMIDE;TEAB;TEA BROMIDE;Ammonium, tetraethyl-, bromide;Beparon;Brometh
Product Description Product website: http://www.finerchem.com Product Name Tetraethylammonium bromide CAS No. 71-91-0
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inquiryName: Tetraethylammonium bromide CAS:71-91-0 MF: C8H20BrN Appearance:White Powder Storage:Store in cool and dry place, away from sun light. Package:25KG Application:Biological reagent Transportation:By sea or by air Port:Qingdao Port
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inquirytrans-2-bromobutenedioic acid dimethyl ester
triethylamine
A
tetraethylammonium bromide
B
dimethyl diethylaminofumarate
Conditions | Yield |
---|---|
In acetonitrile for 7h; Heating; | A 98.6% B 87% |
Conditions | Yield |
---|---|
In acetonitrile at 60℃; for 72h; | 98% |
Conditions | Yield |
---|---|
With P(C6H5)3 In methanol Stirring of a suspn. of Mo-compd. and PPh3 (MeOH, 1 h).; Filtn. of pptd. green solid, washing with hot MeOH and benzene, drying (vac.), elem. anal.; | A 60% B n/a C >99 |
quinoline
Et4N{Rh(1,5-cyclooctadiene)Br2}
A
{Rh(Br)(1,5-cyclooctadiene)(quinoline)}
B
tetraethylammonium bromide
Conditions | Yield |
---|---|
In dichloromethane addn. of methanol, elimination of CH2Cl2, pptn. filtered off, washed with methanol, air-dried; elem. anal.; | A 53% B n/a |
Conditions | Yield |
---|---|
With C2H4(P2(C6H5)4) In methanol byproducts: (dppe)S2; Boiling of Mo-compd. with dppe (MeOH, 1 h).; Recrystn. of bright green ppt. from a CH2Cl2/hexane mixt., elem. anal.; | A 48% B n/a |
Conditions | Yield |
---|---|
With Petroleum ether durch Zerlegung des entstandenen Aethylsulfats mit wss. Ba(OH)2; |
cis+trans-dibromoethylene
triethylamine
A
tetraethylammonium bromide
B
diethylamine
triethylamine
toluene
Ethyl 2-bromopropionate
A
ethyl 2-diethylaminopropanoate
B
tetraethylammonium bromide
C
triethylamine hydrobromide
Conditions | Yield |
---|---|
at 50℃; |
triethylamine
Ethyl 2-bromopropionate
A
ethyl 2-diethylaminopropanoate
B
tetraethylammonium bromide
C
triethylamine hydrobromide
Conditions | Yield |
---|---|
at 107℃; |
dimethyl 2-bromofumarate
triethylamine
A
tetraethylammonium bromide
B
dimethyl diethylaminofumarate
Conditions | Yield |
---|---|
In acetonitrile for 7h; Heating; |
dimethyl 2,3-dibromobutane-1,4-dicarboxylate
triethylamine
A
tetraethylammonium bromide
B
dimethyl diethylaminofumarate
Conditions | Yield |
---|---|
In acetonitrile for 7h; Heating; |
triethylamine
2-bromobutyric acid ethyl ester
B
butyric acid pin-2-en-10-yl ester
C
tetraethylammonium bromide
Conditions | Yield |
---|---|
at 100℃; |
triethylamine
Ethyl 2-bromopropionate
A
LACTIC ACID
B
tetraethylammonium bromide
Conditions | Yield |
---|---|
nachfolgende Verseifung; |
piperazine
tetraethylammonium hydroxide
bromoacetic acid
B
tetraethylammonium bromide
Conditions | Yield |
---|---|
In water at 80℃; Title compound not separated from byproducts; |
Conditions | Yield |
---|---|
In acetonitrile for 8h; Heating; Title compound not separated from byproducts; | A 216 mg B n/a |
B
tetraethylammonium bromide
Conditions | Yield |
---|---|
In trifluoroacetic acid heating Re-compd. with mixt. of trifluoroaceti acid and trifluoroacetic anhydride (1:1) (Ar atmosphere); washing (solvents), drying (vac., KOH); elem. anal.; | A 75-85 B n/a |
Et4N{Rh(1,5-cyclooctadiene)Br2}
A
Rh(Br)(1,5-cyclooctadiene)(ethylenediamine)
B
tetraethylammonium bromide
Conditions | Yield |
---|---|
With ethylenediamine In dichloromethane pptn. filtered off, washed with CH2Cl2, air-dried; elem. anal.; |
Et4N{Rh(1,5-cyclooctadiene)Br2}
A
Rh(Br)(1,5-cyclooctadiene)(triphenylphosphine)
B
tetraethylammonium bromide
Conditions | Yield |
---|---|
With P(C6H5)3 In methanol; dichloromethane CH2Cl2/MeOH 1:1; elimination of CH2Cl2, filtered off, washed with methanol, air-dried; |
C6H5O(1-)*C6H6O*C8H20N(1+)
benzyl bromide
A
(benzyloxy)benzene
B
tetraethylammonium bromide
C
phenol
Conditions | Yield |
---|---|
In acetonitrile at 20℃; |
Conditions | Yield |
---|---|
In [D3]acetonitrile at 24.84℃; Equilibrium constant; |
tetraethylammonium bromide
Conditions | Yield |
---|---|
With sodium hydride 1.) THF, 2.) CH2Cl2; | 100% |
tetraethylammonium bromide
Conditions | Yield |
---|---|
With sodium hydride 1.) THF, 1 h, 2.) CH2Cl2; | 100% |
1-benzyloxymethyl-9-(4'-β-(dibenzylphosphono)methoxy-2',3'-dideoxy-2',3'-didehydro-β-D-erythrofuranosyl)hypoxanthine
tetraethylammonium bromide
Conditions | Yield |
---|---|
With 5% Pd(II)/C(eggshell); hydrogen In methanol under 760.051 Torr; | 100% |
C32H33N4O9P
tetraethylammonium bromide
Conditions | Yield |
---|---|
With 5% Pd(II)/C(eggshell); hydrogen In methanol under 760.051 Torr; | 100% |
Conditions | Yield |
---|---|
Stage #1: 2-pyridylphenyl-biphenyl-2,2'-silane; methyllithium In tetrahydrofuran; diethyl ether at -78 - 20℃; for 0.5h; Stage #2: tetraethylammonium bromide In tetrahydrofuran; diethyl ether at 20℃; | 100% |
tetraethylammonium bromide
dimethyl sulfate
tetraethylammonium methyl sulfate
Conditions | Yield |
---|---|
In acetonitrile at 20℃; for 0.583333h; | 100% |
tetraethylammonium bromide
methyl trifluoromethanesulfonate
A
methyl bromide
B
tetraethylammonium trifluoromethanesulphonate
Conditions | Yield |
---|---|
In acetonitrile at 20℃; for 0.583333h; Temperature; | A n/a B 100% |
tetraethylammonium bromide
methyl p-toluene sulfonate
tetraethylammonium tosylate
Conditions | Yield |
---|---|
In acetonitrile at 20℃; for 0.583333h; | 100% |
Methyl methanesulfonate
tetraethylammonium bromide
tetraethylammonium methanesulfonate
Conditions | Yield |
---|---|
In acetonitrile at 20℃; for 0.583333h; | 100% |
Conditions | Yield |
---|---|
In toluene; acetonitrile under dry N2, finely divided metal and o-quinone refluxed in toluene (24 h), filtration, addn. of Et4NBr in minimum amount of CH3CN (light-brown solid deposit), stirred (2 h, room temp.), addn. of diethyl ether, pptn.; filtration, evapn.; elem. anal.; | 99% |
[Cs][Re(CO)3(η(5)-7,8-C2B9H11)]
tetraethylammonium bromide
Conditions | Yield |
---|---|
In dichloromethane | 99% |
tetraethylammonium bromide
Conditions | Yield |
---|---|
In water (H3O)2((Mn(H2O)1.5)3(Re6Se8(CN)6)2)*19H2O was stirred in hot aq. soln. Et4NBr for 2 h; ppt. was filtered, washed with water and air-dried; elem. anal.; | 99% |
tetraethylammonium bromide
Conditions | Yield |
---|---|
In dichloromethane byproducts: NaBr, water; N2-atmosphere; equimolar amts., room temp.; filtration, solvent removal from filtrate; can be recrystallized (CH2Cl2/hexane); elem. anal.; | 99% |
tetraethylammonium bromide
Conditions | Yield |
---|---|
In dichloromethane react. mixt. was filtered through Celite, solvent was removed in vacuo; | 99% |
Conditions | Yield |
---|---|
In ammonia aq. NH3; Cu salt and ethylenediamine in aq.NH3 added to soln. of Re complex and Et4NBr in aq.NH3, kept in a closed vessel at room temp. for 2 weeks; filtered, dried, elem. anal.; | 99% |
4,6-bis(4-methoxyphenyl)-thieno[3,4-d]-1,3-dithiol-2-one
tetraethylammonium bromide
Conditions | Yield |
---|---|
With CH3CH2ONa In tetrahydrofuran (Ar); addn. of EtONa to a soln. of ligand in THF, stirring for 40 min, addn. of ammonium salt, then metal salt, react. for 24 h; filtration, washing with water; elem. anal.; | 99% |
Conditions | Yield |
---|---|
With KNCS In water aq. soln. of Ni compd. and aq. soln. of bromide and K salt were combined; kept for 1 wk; elem. anal.; | 99% |
Conditions | Yield |
---|---|
Stage #1: C8H20N(1+)*C41H47B11N5O5(1-) With ammonium bromide In ethylenediamine at 80℃; for 22h; Microwave irradiation; Stage #2: tetraethylammonium bromide In water | 99% |
3,3,3',3'-tetrakis(trifluoromethyl)-1,1'(3H,3'H)-spirobi<2,1-benzoxasilole>
tetraethylammonium bromide
trimethylsilylmethyllithium
Conditions | Yield |
---|---|
Stage #1: 3,3,3',3'-tetrakis(trifluoromethyl)-1,1'(3H,3'H)-spirobi<2,1-benzoxasilole>; trimethylsilylmethyllithium In diethyl ether at -78 - 20℃; for 3h; Stage #2: tetraethylammonium bromide In dichloromethane for 1h; | 99% |
2,3,5,6-tetramethylthiophenol
tetraethylammonium bromide
iron(III) chloride
Conditions | Yield |
---|---|
With Li In methanol N2-atmosphere; addn. of Li-wire to thiol, treatment with FeCl3 and Et4NBr; | 98% |
With Li In ethanol N2-atmosphere; addn. of Li-wire to thiol, treatment with FeCl3 and Et4NBr; | 98% |
tricarbonyl(η6-chlorobenzene)chromium
tetraethylammonium bromide
A
(benzene)tricarbonylchromium
Conditions | Yield |
---|---|
In not given reaction of K2(Cr(CO)5) with (η6-ClC6H5)Cr(CO)3, aq. workup; 1H NMR, IR; | A 98% B 0% |
tricarbonyl(η6-chlorobenzene)chromium
tetraethylammonium bromide
A
(benzene)tricarbonylchromium
Conditions | Yield |
---|---|
In not given reaction of K2(W(CO)5) with (η6-ClC6H5)Cr(CO)3, aq. workup; 1H NMR, IR; | A 98% B 0% C n/a |
[closo-3-triphenylphosphine-3,3-nitrato-3,1,2-RhC2B9H11]
tetraethylammonium bromide
Conditions | Yield |
---|---|
With PPh3 In dichloromethane under Ar, Rh complex dissolved in CH2Cl2 at room temp., PPh3 added withstirring, after 5 min (C2H5)4NBr added, mixt. stirred for 45 min; chromd., treated with heptane, evapd., washed with petroleum ether, dried by suction; | 98% |
tetraethylammonium bromide
Conditions | Yield |
---|---|
In water (N2), heating (sealed Pyrex tube, 110°C, 2 d); dissolving educts excess and KCl (water, methanol), washing (anhydrous eher); semiquantitative microprobe analysis; | 98% |
4-bromotetrahydro-2H-pyran
3,3,3',3'-tetrakis(trifluoromethyl)-1,1'(3H,3'H)-spirobi<2,1-benzoxasilole>
tetraethylammonium bromide
Conditions | Yield |
---|---|
Stage #1: 4-bromotetrahydro-2H-pyran With iodine; magnesium In tetrahydrofuran at 60℃; Inert atmosphere; Stage #2: 3,3,3',3'-tetrakis(trifluoromethyl)-1,1'(3H,3'H)-spirobi<2,1-benzoxasilole> In tetrahydrofuran Inert atmosphere; Reflux; Stage #3: tetraethylammonium bromide In dichloromethane at 20℃; for 1h; | 98% |
tungsten hexacarbonyl
tetraethylammonium bromide
tetraethylammonium bromopentacarbonyltungstate
Conditions | Yield |
---|---|
In 1,4-dioxane heating at reflux, 2 h; after cooling, addn. of petroleum ether, washing (petroleum ether), heated (60°C, under vac. for 2 h to remove unreacted W(CO)6), uptake in THF (under N2), mixture is filtered and stripped; | 97% |
In 1,4-dioxane for 2h; Reflux; | 86% |
In diethylene glycol Anhydrous Et4NBr was heated with an excess of M(CO)6 in dimethyldigol at 120°C under dry N2;; soln. was filtered hot under N2, light petroleum added and cooling at -5°C for ca. 8 h; crystals was washed and dried;; | 90-95 |
In diethylene glycol byproducts: CO; NEt4Br (18 mmol) was heated with an excess of metal hexacarbonyl (23 mmol, purified by sublimation) in O(CH2CH2OMe)2 at ca. 120°C under dry N2;; filtration while hot under N2; addn. of equal amt. of light petroleum (b.p. 40-60°C) and cooling to -5°C for ca. 6 h; the solventwas decanted, the ppt. washed with light petroleum; heating at 60°C (0.001 mm Hg) for ca. 2 h;; | 90-95 |
In 2-methoxy-ethanol byproducts: CO; N2 atmosphere; refluxing (2 h); cooling, solvent removal (vac.), recrystn. (CH2Cl2/hexane); |
Conditions | Yield |
---|---|
In acetonitrile (Et4N)2W3S7Br6 and KSCN boiled for 1 h in Ar, Et4NBr in water added; ppt. filtered, washed with water, ethanol, benzene and ether; elem. anal.; | 97% |
tungsten hexacarbonyl
tetraethylammonium bromide
Conditions | Yield |
---|---|
Stage #1: tungsten hexacarbonyl; potassium hydridotris(3,4,5-trimethyl-1H-pyrazol-1-yl)borate In N,N-dimethyl-formamide at 130℃; for 2.5h; Inert atmosphere; Schlenk technique; Glovebox; Stage #2: tetraethylammonium bromide In water; N,N-dimethyl-formamide at 60℃; Inert atmosphere; Saturated gas; Glovebox; | 97% |
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