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inquiryName Lithium triethylborohydride Cas 22560-16-3 Appearance: cololess liquid Assay: 1 mol Capacity:200MT/year Application: Reducing agent Min.package: 1gram Standard: enterprise Brand: Finerchem Molecular Formula C6H15B.Li
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inquiryConditions | Yield |
---|---|
in an autoclave near 200°C; | |
in an autoclave near 200°C; | |
In tetrahydrofuran |
triethyl borane
lithium triethylborohydride
Conditions | Yield |
---|---|
With n-butyllithium In tetrahydrofuran; pentane byproducts: isobutylene; (N2); to stirred soln. of boranederiv. in THF was dropwise added pentane soln. of LiBu at -78°C, then mixt. was allowed to warm up to room temp.; not isolated, detected by (11)B-NMR; | >99 |
Conditions | Yield |
---|---|
In tetrahydrofuran byproducts: Al{OC(CH3)3}; active intermediate; | |
In tetrahydrofuran byproducts: Al{OC(CH3)3}; active intermediate; |
lithium triethylborohydride
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 2: tetrahydrofuran View Scheme | |
Multi-step reaction with 2 steps 2: tetrahydrofuran View Scheme |
{CH3N(PF2)2}3Co2(CO)2
lithium triethylborohydride
Conditions | Yield |
---|---|
In tetrahydrofuran reduction with excess LiEt3BH at -78°C; not isolated; various yields for various conditions.; | 100% |
(η(6)-3-ethylanisole)tricarbonylchromium
lithium triethylborohydride
(ethylbenzene)tricarbonylchromium
Conditions | Yield |
---|---|
With chlorhydric or trifluoroacetic acid In tetrahydrofuran N2-atmosphere; refluxing (2 h), acid addn.; extg. (Et2O), washing (satd. Na2CO3 soln., brine), drying (Na2SO4), filtering, evapn. (reduced pressure), recrystn. (hexane / Me2CO); | 100% |
tris(triphenylphosphine)ruthenium(II) chloride
lithium triethylborohydride
hydridochlorotris(triphenylphosphine)ruthenium(II)
Conditions | Yield |
---|---|
In tetrahydrofuran IR; | 100% |
In tetrahydrofuran; toluene (N2); stirred at room temp. for 30 min; concd.; ethanol added; cooled to -20°C; filtered; washed (ethanol and petroleum ether); dried in vacuo; NMR; | >99 |
bis(1'-mesitylthiolatoferrocenyl)disulfane
lithium triethylborohydride
Conditions | Yield |
---|---|
In tetrahydrofuran mixed, stirred for 1,5 h; not isolated; | 100% |
(η(5):η(5)-(C5H3CO2Me)2)Mo2(CO)6
lithium triethylborohydride
Conditions | Yield |
---|---|
In tetrahydrofuran byproducts: Et3B; 0°C; evapn. (vac.); | 100% |
(CH3C(CH2P(C6H5)2)3)Re(CO)2(1+)*BF4(1-)=[(CH3C(CH2P(C6H5)2)3)Re(CO)2]BF4
lithium triethylborohydride
(CH3C(CH2P(C6H5)2)3)Re(CO)2(H)
Conditions | Yield |
---|---|
In tetrahydrofuran; tetrahydrofuran-d8 N2-atmosphere; detd. by NMR spectroscopy; | 100% |
lithium triethylborohydride
tricarbonyl[η(6)-4-deuterio(trimethylsilyl)benzene]chromium
Conditions | Yield |
---|---|
With CF3COOH In tetrahydrofuran N2-atmosphere; stirring (-78°C, 50 min), CF3COOH addn.; | 100% |
Conditions | Yield |
---|---|
In tetrahydrofuran at -30 - 28℃; Schlenk technique; Inert atmosphere; Glovebox; | 100% |
Conditions | Yield |
---|---|
In tetrahydrofuran at -30 - 28℃; Schlenk technique; Inert atmosphere; Glovebox; | 100% |
Conditions | Yield |
---|---|
In tetrahydrofuran at -30 - 28℃; Schlenk technique; Inert atmosphere; Glovebox; | 100% |
Conditions | Yield |
---|---|
In tetrahydrofuran; benzene-d6 for 0.166667h; Inert atmosphere; | 100% |
N,N,N,N,-tetramethylethylenediamine
lithium triethylborohydride
Conditions | Yield |
---|---|
In tetrahydrofuran byproducts: B(C2H5)3, H2; addn. of Li(BHEt3) in THF to soln. of the borane at -78°C, stirred for 5 min at room temp., volatiles removed in vac., addn. of THF, addn. of tmeda;; concentrated, washed three times with pentane, dried;; | 99% |
N,N,N,N,-tetramethylethylenediamine
lithium triethylborohydride
Conditions | Yield |
---|---|
In tetrahydrofuran; dichloromethane addn. of LiBHEt3 in THF to B-compd. in THF (0°C), stirring (15 min, room temp.), removal of volatiles (vac.), dissolution (CH2Cl2), addn. of org. compd. in CH2Cl2; reprecipitated with CH2Cl2, layered with hexane; | 99% |
Ir(CF3)Cl(CH3CN)(CO)[P(C6H5)3]2(1+)*SbF6(1-)=[Ir(CF3)Cl(CH3CN)(CO)(P(C6H5)3)2](SbF6)
lithium triethylborohydride
Ir(CF3)HCl(CO)[P(C6H5)3]2
Conditions | Yield |
---|---|
In tetrahydrofuran addn. of 1 equiv. LiEt3BH in THF to stirred soln. of Ir-complex in THF (under N2); addn. of n-hexane, evapn. (reduced pressure), grey solid dissolved in CH2Cl2, filtered, crystn. (CH2Cl2/EtOH), elem. anal.; | 99% |
tetrachlorosilane
(μ-dithio)bis(tricarbonyliron)
lithium triethylborohydride
Si[S2Fe2(CO)6]2
Conditions | Yield |
---|---|
In tetrahydrofuran under N2, to the stirred soln. of 2.91 mmol Fe compd. in THF cooled to -78°C was added LiEt3BH in THF in small portions, to this was added SiCl4 over 3 min at -78°C, mixt. was warmed to room temp.; volatiles were removed in vac., solid extd. 4 times with CH2Cl2, filtered under N2 through a Celite pad supporteed on a fritted funnel, solventremoved in vac., recrystd. from CH2Cl2, elem. anal.; | 99% |
lithium triethylborohydride
[(CpCr(CO)2)2(μ-PH2)(μ-H)]
Conditions | Yield |
---|---|
In tetrahydrofuran Ar-atmosphere; excess hydride; | 99% |
Conditions | Yield |
---|---|
In tetrahydrofuran byproducts: Et2BO2CCF3, C2H6, CF3COO(1-); Ar-atmosphere; addn. of 2 equiv. of B-compd. to Fe-complex soln. at -78°C, addn. of excess CF3COOH, warming to room temp.; solvent removal (vac.), extn. into hexane, evapn.; | 99% |
1-(tert-butyldimethylsilyl)-2-chloro-1,2-dihydro-1,2-azaborinine
lithium triethylborohydride
C4H4B(H)N(tert-butyldimethylsilyl)
Conditions | Yield |
---|---|
In not given | 99% |
tetrahydrofuran
lithium triethylborohydride
Conditions | Yield |
---|---|
at -230℃; for 0.166667h; Inert atmosphere; | 99% |
Conditions | Yield |
---|---|
In tetrahydrofuran byproducts: B(C2H5)3, H2; stirring stoich. amt. of H2(17)O and B-compd. in THF for 0.5 h at ca -5°C, then allowed to warm to room temp., stirred for 1 h, then under N2, solvent removed, solid heated to 100°C for 1 h, then at 250°C for 24 h at 1E-3 torr; | 98% |
lithium triethylborohydride
Conditions | Yield |
---|---|
With 1,2,4,5-tetrachlorobenzene In tetrahydrofuran byproducts: (C2H5)3B; NMR tube was dried at 110°C for 30 min, rinsed with Li(C2H5)3BH and THF, flushed with N2, sealed, a soln. of Mn-complex and 1,2,4,5-tetrachlorobenzene in THF was syringed, cooled to -50°C, a soln. of Li(C2H5)3BH in THF was added; monitored by NMR (1)H; | 98% |
(μ-dithio)bis(tricarbonyliron)
lithium triethylborohydride
dichlorodimethylgermanium
((CH3)2GeS2)Fe2(CO)6
Conditions | Yield |
---|---|
In tetrahydrofuran under N2, to the stirred soln. of 2.91 mmol Fe compd. in THF cooled to -78°C was added LiEt3BH in THF in portions, to this was added Me2GeCl2 at -78°C, warmed to room temp.; solvent evapd., chromy. (silicic acid-CH2Cl2), recrystd. from pentane, elem. anal.; | 98% |
lithium triethylborohydride
Conditions | Yield |
---|---|
In tetrahydrofuran at -78 - 20℃; for 2h; Schlenk technique; Inert atmosphere; | 98% |
Conditions | Yield |
---|---|
In tetrahydrofuran at -35 - 20℃; for 1h; Inert atmosphere; | 98% |
lithium triethylborohydride
Conditions | Yield |
---|---|
In tetrahydrofuran; benzene for 10h; Inert atmosphere; | 97.1% |
(benzene)tricarbonylchromium
lithium triethylborohydride
Conditions | Yield |
---|---|
In tetrahydrofuran N2-atmosphere; | 97% |
lithium triethylborohydride
Conditions | Yield |
---|---|
With 1,2,4,5-tetrachlorobenzene In tetrahydrofuran byproducts: (C2H5)3B; NMR tube was dried at 110°C for 30 min, rinsed with Li(C2H5)3BH and THF, flushed with N2, sealed, a soln. of Fe-complex and 1,2,4,5-tetrachlorobenzene in THF was syringed, cooled to -50°C, a soln. of Li(C2H5)3BH in THF was added; monitored by NMR (1)H; | 97% |
(μ-dithio)bis(tricarbonyliron)
lithium triethylborohydride
ethyl iodide
Conditions | Yield |
---|---|
In tetrahydrofuran under N2, to the stirred soln. of 2.91 mmol Fe compd. in THF cooled to -78°C was added LiEt3BH in THF in small portions, to this was added EtI, mixt. stirred for 1 h; solvent evapd., chromy. (silicic acid-10% CH2Cl2/pentane) (a,e isomer/e,e isomer: 2.7); | 96% |
{RuCl2(H2C(C3H3N2)2)(C8H12)}
lithium triethylborohydride
{RuCl(H)(H2C(C3H3N2)2)(C8H12)}
Conditions | Yield |
---|---|
In tetrahydrofuran (N2; Schlenk-tube technique); a soln. of LiB(C2H5)3H in THF is added to a THF soln. of Ru complex at -78°C; stirring; allowing to warm to room temp. for 1h; pptn.;; filtration; washing with diethyl ether; elem. anal.;; | 96% |
lithium triethylborohydride
Conditions | Yield |
---|---|
With 1,2,4,5-tetrachlorobenzene In tetrahydrofuran NMR tube was dried at 110°C for 30 min, rinsed with Li(C2H5)3BH and THF, flushed with N2, sealed, a soln. of Fe-complex and 1,2,4,5-tetrachlorobenzene in THF was syringed, cooled to -50°C, a soln. of Li(C2H5)3BH in THF was added; monitored by NMR (1)H; | 96% |
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