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Product name: Triethyl Borane CAS No.:97-94-9 Molecule Formula:C6H15B Molecule Weight:97.99 Purity: 99.0% Package: 25kg/drum Description:White powder Manufacture Standards:Enterprise Standard TESTING ITEMS
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Name Triethylborane Molecular Structure Molecular Formula C6H15B Molecular Weight 97.99
TIANFU-CHEM - TriethylboraneAppearance:Solid Storage:In Room Temperature Package:IN 25kg drums Application:Organic synthesis Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amount. By air(airport to airport) or by sea LCL/
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Conditions | Yield |
---|---|
With magnesium In diethyl ether byproducts: MgFBr, EtMgBr; react. of EtBr, Mg turnings, and BF3*Et2O (in 3.5:3.5:1 molar ratio) in Et2O for 2 h; not isolated; detected by NMR; | 100% |
(phenylamino)diethylborane
A
1-phenyl-2,5-diethyl-1,2,5-azadiborolane
B
triethyl borane
Conditions | Yield |
---|---|
byproducts: hydrogene; High Pressure; 180°C 16 h and 200°C 9 h in autoclave shaking at 50 atm then 210-225°C 2 h; distn.; | A 97.6% B n/a |
byproducts: hydrogene; High Pressure; 180°C 16 h and 200°C 9 h in autoclave shaking at 50 atm then 210-225°C 2 h; distn.; | A 97.6% B n/a |
Conditions | Yield |
---|---|
With SO3 In (2)H8-toluene under Ar, addn. of SO3 in (d8)-toluene to B-compd. in (d8)-toluene at 0°C, warmed to room temp.; detn. by (17)O-NMR; | A 95% B 5% |
Conditions | Yield |
---|---|
In neat (no solvent) Sonication; N2; molar ratio EtBr:B(OEt)3:Al = 4.5:1:3.3, ultrasound treatment of EtBr and Al (-20°C), addn. of B(OEt)3 (room temp., during 10 min); distn.; | 91.4% |
With iodine In neat (no solvent) Sonication; N2; molar ratio EtBr:B(OEt)3:Al:I2 = 0.65:0.166:0.476:0.0025, ultrasound treatment of EtBr, Al and I2 (-20°C), addn. of B(OEt)3 (room temp., during 10 min); distn.; | 90% |
With iodine In neat (no solvent) Sonication; N2; molar ratio EtBr:B(OEt)3:Al:I2 = 0.65:0.166:0.476:0.005, ultrasoundtreatment of EtBr, Al and I2 (-20°C), addn. of B(OEt)3 (room temp., during 10 min); distn.; | 90.3% |
Conditions | Yield |
---|---|
In toluene byproducts: H2; Ar atmosphere, stirring (80-90°C, 8 h); washing (pentane), drying (0.1 Torr); | A 91% B n/a |
Conditions | Yield |
---|---|
In neat (no solvent) byproducts: H2; Irradiation (UV/VIS); react. of B2H6 with C2H4 (1:12) at 320 Torr and irradiation with cw CO2laser for 2 s; | A 91% B n/a |
In neat (no solvent) byproducts: H2; Irradiation (UV/VIS); react. B2H6 with C2H4 (1:9) at 320 Torr and irradiation with cw CO2 laser for 2 s; | A 56% B n/a |
In neat (no solvent) byproducts: H2; Irradiation (UV/VIS); react. B2H6 with C2H4 (1:6) at 160 Torr and irradiation with cw CO2 laser for 2 s; | A 34.5% B n/a |
triethyl borate
triethyl-alane; compound with diethyl ether
triethyl borane
Conditions | Yield |
---|---|
In neat (no solvent) Sonication; (N2), Et3Al*Et2O introduced into a flask connected to a condenser containing alcohol at -20°C, stirred and heated to 120°C in an oil bath, added alkyl borate dropwise during 10 min, stirred for further20 min; distd.; gas chromy.; | 90% |
[(1,2-bis(dimethylphosphine)ethane)2(PMe3)Fe]
A
triethyl borane
C27H56FeN2P4Si
Conditions | Yield |
---|---|
Stage #1: N,N′-di-tertbutyl(phenylamidinato)chlorosilylene; [(1,2-bis(dimethylphosphine)ethane)2(PMe3)Fe] In diethyl ether at -30 - 20℃; for 2h; Schlenk technique; Stage #2: With lithium triethylborohydride at 0 - 20℃; for 3.33333h; Schlenk technique; | A n/a B 89% |
tetraethyldiborane(6)
indole
A
(indolyl)diethylborane
B
triethyl borane
Conditions | Yield |
---|---|
byproducts: H2; 90°C; | A 87% B n/a |
diethylboron bromide
P-methyl-N,N'-bis(tert-butyl)diamidothiophosphonate
A
triethyl borane
B
1,3-di-tert-butyl-4-ethyl-2-methyl-1,3,2,4-diazaphosphaboretidine-2-sulfide
Conditions | Yield |
---|---|
With n-butyllithium In hexane N2 atmosphere; lithiation of amine with n-BuLi/hexane; refluxed for 20 h; addn. of a soln. of B compd. in hexane at -40°; slow warming to room temp.; filtration; fractional distn.; heating at 140°C for3 h in N2 stream with condensation;; fractional distn.; elem. anal.;; | A 85% B 82% |
bis[tert-butyl(diethylboryl)amino]methylphosphanoxide
A
1,3-di-tert-butyl-4-ethyl-2-methyl-1,3,2,4-diazaphosphaboretidine-2-oxide
B
triethyl borane
Conditions | Yield |
---|---|
In neat (no solvent) heating at 170-190°C for 5 h in a stream of N2; condensation of volatiles in a cool trap;; distn.; elem. anal.;; | A 55% B 85% |
diethylboron bromide
1,2-bis(trimethylstannyl)benzene
A
triethyl borane
B
1,2-bis(diethylboryl)benzene
Conditions | Yield |
---|---|
In pentane byproducts: (CH3)3SnBr; inert atmosphere, addn. of soln. of stannyl compound to refluxing soln. of Et2BBr, reflux ( 1 h); removement of volatiles (vacuum), addn. (pentane), pptn. (-78°C),filtration of (CH3)3SnBr (-78°C), removement of solvent (vacuum) , distillation; | A n/a B 84% |
Conditions | Yield |
---|---|
In neat (no solvent) Sonication; (N2), Et3Al introduced into a flask connected to a condenser containingalcohol at -20°C, stirred and heated to 120°C in an oil bath, added alkyl borate dropwise during 10 min, stirred for further 20 min; distd.; gas chromy.; | 82.3% |
tri-n-propyl borate
triethyl-alane; compound with diethyl ether
triethyl borane
Conditions | Yield |
---|---|
In neat (no solvent) Sonication; (N2), Et3Al*Et2O introduced into a flask connected to a condenser containing alcohol at -20°C, stirred and heated to 120°C in an oil bath, added alkyl borate dropwise during 10 min, stirred for further20 min; distd.; gas chromy.; | 82.1% |
Conditions | Yield |
---|---|
In neat (no solvent) Sonication; (N2), Et3Al introduced into a flask connected to a condenser containingalcohol at -20°C, stirred and heated to 120°C in an oil bath, added alkyl borate dropwise during 10 min, stirred for further 20 min; distd.; gas chromy.; | 80.1% |
Conditions | Yield |
---|---|
In diethyl ether at 50-60°C; | 80% |
In diethyl ether at 50-60°C; | 80% |
tetramethoxydiborane
triethylaluminum
A
triethyl borane
B
tetraethyldiborane
Conditions | Yield |
---|---|
In pentane byproducts: (C2H5)2AlOCH3; Al(C2H5)3 added to B2(OMe)4, stirred at -35°C, standing for 2 h at -30°C; solvent evapd. at -10°C bath temp., elem.anal.; | A 20% B 80% |
Conditions | Yield |
---|---|
In neat (no solvent) Sonication; (N2), Et3Al introduced into a flask connected to a condenser containingalcohol at -20°C, stirred and heated to 120°C in an oil bath, added alkyl borate dropwise during 10 min, stirred for further 20 min; distd.; gas chromy.; | 78.8% |
Conditions | Yield |
---|---|
In neat (no solvent) Sonication; (N2), Et3Al introduced into a flask connected to a condenser containingalcohol at -20°C, stirred and heated to 120°C in an oil bath, added alkyl borate dropwise during 10 min, stirred for further 20 min; distd.; gas chromy.; | 75.1% |
Conditions | Yield |
---|---|
In neat (no solvent) Sonication; (N2), Et3Al introduced into a flask connected to a condenser containingalcohol at -20°C, stirred and heated to 120°C in an oil bath, added alkyl borate dropwise during 10 min, stirred for further 20 min; distd.; gas chromy.; | 75.1% |
diethylchloroborane
sodium triethyl-1-propinylborate
B
triethyl borane
C
tetra-B-ethyl-B,B'-((Z)-1-ethyl-2-methyl-ethene-1,2-diyl)-bis-borane
Conditions | Yield |
---|---|
In diethyl ether byproducts: NaCl; dropping soln. of 38 mmol ClB(C2H5)2 in 20 ml diethyl ether to soln. of 37 mmol Na-salt in 40 ml diethyl ether within 20 min under Ar, rise in temp., reflux; refluxing for 4 h;; filtration; complete removal of solvent in vac. at <=40°C; distn. in vac.; product mixt. obtained; (11)B NMR spectroscopy; b. p.;; | A 11-18 B 7-14 C 75% |
In diethyl ether byproducts: NaCl; dropping soln. of 0.5 mol ClB(C2H5)2 in 100 ml diethyl ether to soln. of 0.49 mol Na-salt in 500 ml diethyl ether within 2 h under Ar, rise in temp., boiling; refluxing for 3 h;; filtration; distn. of solvent at atmospheric pressure at <=80°C; removal of remaining ether and B(C2H5)3 in vac. at <=50°C; distn. of residue in vac.; product mixt. obtained; (11)B NMR spectroscopy; b. p.;; | A 31-58 B 22-26 C 20-43 |
Conditions | Yield |
---|---|
In neat (no solvent) Sonication; (N2), Et3Al introduced into a flask connected to a condenser containingalcohol at -20°C, stirred and heated to 120°C in an oil bath, added alkyl borate dropwise during 10 min, stirred for further 20 min; distd.; gas chromy.; | 74.2% |
boric acid tributyl ester
triethyl-alane; compound with diethyl ether
triethyl borane
Conditions | Yield |
---|---|
In neat (no solvent) Sonication; (N2), Et3Al*Et2O introduced into a flask connected to a condenser containing alcohol at -20°C, stirred and heated to 120°C in an oil bath, added alkyl borate dropwise during 10 min, stirred for further20 min; distd.; gas chromy.; | 69% |
triisobutyl borate
triethyl-alane; compound with diethyl ether
triethyl borane
Conditions | Yield |
---|---|
In neat (no solvent) Sonication; (N2), Et3Al*Et2O introduced into a flask connected to a condenser containing alcohol at -20°C, stirred and heated to 120°C in an oil bath, added alkyl borate dropwise during 10 min, stirred for further20 min; distd.; gas chromy.; | 67% |
Conditions | Yield |
---|---|
With iodine In neat (no solvent) Sonication; N2; ultrasound treatment of EtBr and Al, addn. of B-compd.; | 65% |
Trimethyl borate
triethyl-alane; compound with diethyl ether
triethyl borane
Conditions | Yield |
---|---|
In neat (no solvent) Sonication; (N2), Et3Al*Et2O introduced into a flask connected to a condenser containing alcohol at -20°C, stirred and heated to 120°C in an oil bath, added alkyl borate dropwise during 10 min, stirred for further20 min; distd.; gas chromy.; | 65% |
Conditions | Yield |
---|---|
In paraffin Product distribution / selectivity; | 63.3% |
at 70℃; Product distribution / selectivity; | 44.7% |
ethyl bromide
boric acid tributyl ester
aluminium
triethyl borane
Conditions | Yield |
---|---|
With iodine In neat (no solvent) Sonication; N2; ultrasound treatment of EtBr and Al, addn. of B-compd.; | 58.5% |
Triisopropyl borate
triethyl-alane; compound with diethyl ether
triethyl borane
Conditions | Yield |
---|---|
In neat (no solvent) Sonication; (N2), Et3Al*Et2O introduced into a flask connected to a condenser containing alcohol at -20°C, stirred and heated to 120°C in an oil bath, added alkyl borate dropwise during 10 min, stirred for further20 min; distd.; gas chromy.; | 57% |
Conditions | Yield |
---|---|
With iodine In neat (no solvent) Sonication; N2; ultrasound treatment of EtBr and Al, addn. of B-compd.; | 56.5% |
triethyl borane
N-Cyclohexylcyclododecylidenamin
A
ethane
B
(Z/E)-(N-Cyclohexyl-1-cyclododecenylamino)diethylboran
Conditions | Yield |
---|---|
With diethylboryl-pivalate at 150℃; for 19h; | A 100% B 96% |
With diethylboryl-pivalate at 110℃; for 24h; Product distribution; reactivity of 1h with pure diethyl(pivaloyloxy)borane, different reaction times; | A 4.78 mmol B n/a |
triethyl borane
(E)-1-methoxy-4-(2-nitrovinyl)benzene
(E)-1-(but-1-en-1-yl)-4-methoxybenzene
Conditions | Yield |
---|---|
With air In tetrahydrofuran at 20℃; | 100% |
In tetrahydrofuran for 5h; Heating; | 96% |
With air In hexane; acetic acid | |
In tetrahydrofuran at 20℃; for 0.166667h; |
triethyl borane
1,1'-(2-nitroethene-1,1-diyl)dibenzene
1,1-diphenyl-1-butene
Conditions | Yield |
---|---|
With (t-BuO)2 In tetrahydrofuran for 3h; Irradiation; | 100% |
triethyl borane
(E)-2-(4-methylphenyl)-1-nitroethene
(E)-1-(but-1-en-1-yl)-4-methylbenzene
Conditions | Yield |
---|---|
In tetrahydrofuran for 2h; Heating; | 100% |
triethyl borane
(Z)-1,6-bis(trimethylsilyl)hexa-3-ene-1,5-diyne
Conditions | Yield |
---|---|
at 100℃; for 48h; | 100% |
triethyl borane
1-[bis(diisopropylamino)boryl]imidazole
Conditions | Yield |
---|---|
In tetrahydrofuran at -78 - 20℃; | 100% |
Conditions | Yield |
---|---|
With bis(1,5-cyclooctadiene)nickel (0); tri-tert-butyl phosphine; 1-(Prop-2-enyl)-1,2,3,4,5-pentamethylcyclopenta-2,4-dien In hexane; toluene at 0℃; | 100% |
With tri-tert-butyl phosphine; bis(1,5-cyclooctadiene)nickel (0) In tetrahydrofuran; hexane; water at 20℃; for 20h; | 81% |
triethyl borane
bis(dimethylsilylethynyl)dimethylsilane
Conditions | Yield |
---|---|
at 100℃; for 12h; | 100% |
In neat (no solvent) under Ar; Si compd. added to BEt3, mixt. heated at 100°C for 12 h; volatiles removed under vac.; | 99% |
triethyl borane
4-methyl-N-(2-oxoethyl)-N-(prop-2-yn-1-yl)benzenesulfonamide
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran; methanol at 65℃; for 9h; | 100% |
triethyl borane
(trimethyl)(3-methylbut-3-en-1-ynyl)silane
(Z)-4-(diethylboryl)-2-methyl-3-(trimethylsilyl)-1,3-hexadiene
Conditions | Yield |
---|---|
In neat (no solvent) trialkylborane racts with silylalkine at 140°C (24 h) in autoclav; | 100% |
In neat (no solvent) trialkylborane racts with silylalkine for 126 h at 100°C; volatiles are removed, distn. at 0.001 Torr; elem. anal.; | 58% |
triethyl borane
1-Phenyl-2-(trimethylsilyl)acetylene
(E)-2-diethylboryl-1-phenyl-1-trimethylsilyl-1-butene
Conditions | Yield |
---|---|
In neat (no solvent) trialkylborane racts with silylalkine at 125°C (16 h) and at 150°C (5 h) in autoclav; | 100% |
In neat (no solvent) trialkylborane racts with silylalkine for 60 h at 100°C; volatiles are removed, distn. at 0.001 Torr; elem. anal.; | 71% |
(η2-2-tert-butyl-1-phosphaacetylene)(trimethylphosphane)zirconocene
triethyl borane
Conditions | Yield |
---|---|
In toluene byproducts: Me3P*BEt3; equimolar mixture; warming (-78 to 20°C); | 100% |
(CH3)2Si(CCSn(CH3)3)(CC)C(CH3)3
triethyl borane
CB(C2H5)2C(C2H5)C(Sn(CH3)3)Si(CH3)2CC(CH3)3
Conditions | Yield |
---|---|
In toluene N2; addn. of 80 mmol BEt3 to a solution of 20 mmol trimethylstannylethinylsilane; stirring for 1 h at room temperature;; removal of the volatiles at 5E-3 Torr;; | 100% |
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