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inquiryProduct Description Product website: http://www.finerchem.com Product Name n-Butyllithium CAS No. 109-72-8
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inquiryChemical Name: n-Butyllithium Synonyms: Butyl-lithiu; NBL, BuLi,1-lithiobutane CAS No.: 109-72-8 Molecular Formula: CH3CH2CH2CH2-Li UN: 2445 Properties: Colorless or slightly yellow, suspended solids and transparent liquid, Soluble in Hex
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inquiryProduct Name: n-Butyllithium CAS: 109-72-8 MF: C4H9Li MW: 64.06 EINECS: 203-698-7 Mol File: 109-72-8.mol n-Butyllithium Structure n-Butyllithium Chemical Properties Melting point -95 °C Boiling point 80 °C density
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inquiryn-Butyllithium CAS: 109-72-8 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic intermediat
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inquiryHenan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod
n-Butyllithium CAS:109-72-8 Specification mp -95 °c bp 80 °c density 0.68 g/ml at 20 °c fp 10 °f storage temp. 2-8°c form liquid color yellow
Appearance:off-white to white solid Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for Synthesis API and Research Transportation:By Sea/Air/Courier Port:Qingdao
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inquiryHangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det
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inquiryn-butyllithium
Conditions | Yield |
---|---|
In toluene; pentane (Ar); 1.6 M n-BuLi in pentane was added at 0°C to soln. of ferrocene in toluene, stirred for 6 h at room temp.; filtered, washed with pentane, dried in vac., elem. anal.; | 93% |
n-butyllithium
(CH3)2Ge(C5(CH3)4H)(C5H5)
Conditions | Yield |
---|---|
In diethyl ether under N2, Schlenk technique; mixing at -78°C (BuLi in hexane), mixt. was warmed to room temp. and stirred for 15 h; solvent was removed, ppt. was washed with hexane, dried under vac.; elem. anal.; | 92% |
n-butyllithium
dimethyl sulfide borane
B
lithium [butyl(trihydrido)borate]
C
LiHB(s-Bu)3
Conditions | Yield |
---|---|
In tetrahydrofuran; hexane; dichloromethane under dry N2, hexane soln. of BuLi cooled to -20°C, H3B-SMe2 added to vigorously stirred soln. within 60 min, 2 hours later all volatiles removed in vac.; material suspended in hexane, THF added to form soln., solvents removed, oily material dissolved in CH2Cl2, pentane added to separate LiBH4, repetition of procedure gave slightly purer product; | A n/a B 91% C n/a |
n-butyllithium
bis(tetramethylcyclopentadienyl)dimethylgermanium
Conditions | Yield |
---|---|
In diethyl ether under N2, Schlenk technique; mixing at -78°C (BuLi in hexane), mixt. was warmed to room temp. and stirred for 15 h; solvent was removed, ppt. was washed with hexane, dried under vac.; elem. anal.; | 91% |
n-butyllithium
N,N,N,N,-tetramethylethylenediamine
trimethylamine borane
Conditions | Yield |
---|---|
In hexane; toluene byproducts: (CH3)3N; under dry N2, hexane soln. of n-BuLi added to soln. of TMEDA in toluene, after 30 min added H3B-NMe3, heated for 1 h to reflux, soln. kept for 3 d at -25°C; elem. anal.; | A 10% B 90% |
n-butyllithium
(CH3)2Ge(C5(CH3)4H)(C5H4CH3)
Conditions | Yield |
---|---|
In diethyl ether under N2, Schlenk technique; mixing at -78°C (BuLi in hexane), mixt. was warmed to room temp. and stirred for 15 h; solvent was removed, ppt. was washed with hexane, dried under vac.; elem. anal.; | 90% |
aluminium trichloride
n-butyllithium
N-(2,6-bis(isopropyl)phenyl)-5-tert-butylpyrrolylaldimine
[N-(2,6-bis(isopropyl)phenyl)-5-tert-butylpyrrolylaldiminato]aluminium(III) dichloride
Conditions | Yield |
---|---|
In toluene under N2, Schlenk techques; n-BuLi was added to the soln. of ligand at -35°C, mixt. was warmed to room temp., stirred for 2 h, soln. was cooled to -35°C again and added to suspn. of AlCl3 with stirring,mixt. stirred at room temp. for 36 h; mixt. was filtered, washed with toluene, filtrate was concd., cooled to -35°C; elem. anal.; | 88% |
n-butyllithium
dimethyl sulfide borane
B
lithium [butyl(trihydrido)borate]
D
Li{B(n-C4H9)4}
Conditions | Yield |
---|---|
In tetrahydrofuran; hexane under dry N2, hexane soln. of n-BuLi cooled to -20°C, H3B-SMe2 added to vigorously stirred soln. within 4 h, resulting suspn. stirred overnight; filtered, detected by NMR; | A 13% B 87% C n/a D n/a |
In hexane; dichloromethane; pentane under dry N2, hexane soln. of BuLi cooled to -20°C, H3B*SMe2 added to vigorously stirred soln. within 4 h, stirred overnight, solid filtered, solvent from filtrate removed; residue treated with 1:1 mixt. of CH2Cl2 and pentane, not isolated, detected in CH2Cl2-rich phase by NMR; |
n-butyllithium
buta-1,3-dien-2-yltin trichloride
buta-1,3-dien-2-yl-tributylstannane
Conditions | Yield |
---|---|
In not given | 86% |
n-butyllithium
1-phenyl-1,2-closo-C2B10H11
formic acid ethyl ester
1-(CH(o-CB10H10CC6H5)OH)-2-(C6H5)-1.2-C2B10H10
Conditions | Yield |
---|---|
With hydrogenchloride In diethyl ether; benzene nitrogen atmosphere; ether soln. of formate addn. at 50 to 60°C to benzene soln. of Li-salt of carborane (obtained from carborane and BuLi), stirring (1 h), treating with aq. HCl, extracting with ether; extract drying over MgSO4 and evapn., residue recrystn. (hexane); | 85% |
n-butyllithium
diethyl ether
N-(2,6-bis(isopropyl)phenyl)-5-tert-butylpyrrolylaldimine
hafnium tetrachloride
[Hf(5-tert-butyl-2-[(2,6-diisopropylphenyl)aldimino]pyrrolyl)Cl2(μ-Cl)2Li(OEt2)2]
Conditions | Yield |
---|---|
In diethyl ether under N2, Schlenk techques; n-BuLi was added to the soln. of ligand at -35°C, mixt. was warmed to room temp., stirred for 2 h, soln. was cooled to -35°C again and added to suspn. of HfCl4 with stirring,mixt. stirred at room temp. for 20 h; mixt. was filtered, washed with Et2O, ether filtrate was concd., cooled to -35°C; elem. anal.; | 85% |
n-butyllithium
(R)-(-)-benzyl-α-d chloride
tri-n-butyl-tin hydride
diisopropylamine
(S)-(-)-(.alfa.-deuteriobenzyl)tributyltin
Conditions | Yield |
---|---|
In tetrahydrofuran; hexane to THF soln. of (i-Pr)2NH at 0°C added hexane soln. of BuLi, stirred at 0°C for 30 min, Bu3SnH added, stirred at 0°C for 30 min, soln. added to THF soln. of (R)-PhCHDCl at 0°C over 30 min, mixt. kept at 0°C for 5 h; added water, mixt. extd. with ether, sepd., washed with water and brine, extract dried with MgSO4, concd., chromd.; | 84% |
n-butyllithium
trimethylamine borane
B
lithium [butyl(trihydrido)borate]
C
lithium [(dimethylamino)methyl]trihydroborate
D
lithium benzyltrihydroborate
Conditions | Yield |
---|---|
In hexane; toluene under dry N2, refluxing for 30 min; | A 4% B 80% C 4% D 2% |
In hexane; toluene under dry N2, refluxing for 2 d; | A 15% B 64% C 15% D 6% |
n-butyllithium
B
lithium di-n-butylborohydride
C
LiHB(s-Bu)3
D
Li{B(n-C4H9)4}
Conditions | Yield |
---|---|
In tetrahydrofuran; hexane under dry N2, soln. of BH3 in THF cooled to -78°C, hexane soln. of n-BuLi added with stirring, mixt. allowed to warm to -30°C within 1 h; not isolated, detected by NMR; | A 77% B 3% C 13% D 7% |
n-butyllithium
dimethyl sulfide borane
B
lithium [butyl(trihydrido)borate]
C
Li{B(n-C4H9)4}
Conditions | Yield |
---|---|
In hexane under dry N2, hexane soln. of n-BuLi cooled to -10°C, H3B-SMe2 added with stirring for few minutes, after 20 min all volatile material stripped in vac.; residue dissolved in THF, not isolated, detected by NMR; | A 18% B 77% C 5% |
In hexane under dry N2, hexane soln. of n-BuLi added over period of 10 min to H3B-SMe2 with stirring; residue dissolved in minimum THF, not isolated, detected by NMR; | A 44% B 41% C 15% |
Conditions | Yield |
---|---|
In hexane; toluene (N2 atmosphere); addn. of BuLi to susp. of C5H11PPh3Br (stirring, 0°C), addn. of soln. of Fe complex (after 5 min, -78°C), stirring (-78°C, 30 min, 0°C, 30 min), addn. of H2O (0°C),extraction (EtOAc), drying (MgSO4); evapn. (in vacuo), chromatography (SiO2 hexane/EtOAc); | 73% |
n-butyllithium
Conditions | Yield |
---|---|
In hexane byproducts: LiCl, toluene; C4H9Li soln. added to suspn. of C20H8N4(BCl)2(C6H5CH3)4*(n)C6H5CH3 in hexane (-78 °C), warmed up to room temp., stirred (16 h); ppt. filtered, washed with hexane, extd. with CH2Cl2; detd. by MAS, UV, (1)H NMR, (11)B NMR; | 71% |
n-butyllithium
benzyl chloride
1,2-benzenedithiole
2-(Benzylthio)thiophenol
Conditions | Yield |
---|---|
With hydrogenchloride; carbon monoxide In tetrahydrofuran under N2; reaction of dithiol and BuLi at -78 °C; addn. of Fe-salt at room temp.; CO introduced for 2h; benzyl chloride added; stirring for 1h at room temp.; evapn.; excess of benzyl chloride removed by hexane; HCl and THF added; refluxed for 2h;; evapn.; treatment with H2O/CCl4; organic layer dried (Na2SO4), filtered and evapd.; distn. (180-220 °C, vacuum); elem. anal.;; | 70% |
n-butyllithium
chloro(trifluoromethyl)disulfane
Conditions | Yield |
---|---|
68% | |
68% |
n-butyllithium
1-trimethylsiloxy-3,7,10-trimethylgermatrane
tetrabutylgermanium
Conditions | Yield |
---|---|
In tetrahydrofuran byproducts: LiOSi(CH3)3; a suspn. of germatrane in THF was treated with an excess of n-BuLi in n-hexane at room temp. for 4 h; evap., filtered; | 65% |
N,N-dimethylaminomethylferrocene
n-butyllithium
N,N-dimethyl-formamide
2-(N,N-dimethylaminomethyl)ferrocenecarboxaldehyde
Conditions | Yield |
---|---|
In not given addn. of LiBu (1 equiv., room temp.), stirring (24 h), addn. of DMF (-78°C), stirring (4 h, room temp.), hydrolysis; extn. (Et2O), chromy. (alumina, Et2O/pentane 1:2); elem. anal.; | 62% |
Conditions | Yield |
---|---|
In tetrahydrofuran a suspn. of germatrane in THF was treated with an excess of n-BuLi in n-hexane at room temp. for 4 h; | 61% |
Conditions | Yield |
---|---|
In hexane under dry N2, refluxing for 20 h; | 60% |
tetracarbonyl-bis(diphenylphosphino)methane-molybdenum(0)
n-butyllithium
methylmercury(II) chloride
Conditions | Yield |
---|---|
In tetrahydrofuran addn. of LiBu (hexane soln.) to soln. of Mo-complex (0°C), stirring (2 h), addn. of Hg-compd., warming (room temp.), stirring (2 h); THF removal (reduced pressure), recrystn. (CH2Cl2-methanol); | 60% |
tetracarbonyl-bis(diphenylphosphino)methane-chromium(0)
n-butyllithium
methylmercury(II) chloride
Conditions | Yield |
---|---|
In tetrahydrofuran addn. of LiBu (hexane soln.) to soln. of Cr-complex (0°C), stirring (2 h), addn. of Hg-compd., warming (room temp.), stirring (2 h); THF removal (reduced pressure), recrystn. (CH2Cl2-methanol); | 60% |
n-butyllithium
tetracarbonyl-bis(diphenylphosphino)methane-tungsten(0)
methylmercury(II) chloride
Conditions | Yield |
---|---|
In tetrahydrofuran addn. of LiBu (hexane soln.) to soln. of W-complex (0°C), stirring (2 h), addn. of Hg-compd., warming (room temp.), stirring (2 h); THF removal (reduced pressure), recrystn. (CH2Cl2-methanol); | 60% |
tetracarbonyl-bis(diphenylphosphino)methane-molybdenum(0)
n-butyllithium
ethylmercury(II) chloride
Conditions | Yield |
---|---|
In tetrahydrofuran addn. of LiBu (hexane soln.) to soln. of Mo-complex (0°C), stirring (2 h), addn. of Hg-compd., warming (room temp.), stirring (2 h); THF removal (reduced pressure), recrystn. (CH2Cl2-methanol); | 60% |
tetracarbonyl-bis(diphenylphosphino)methane-chromium(0)
n-butyllithium
ethylmercury(II) chloride
Conditions | Yield |
---|---|
In tetrahydrofuran addn. of LiBu (hexane soln.) to soln. of Cr-complex (0°C), stirring (2 h), addn. of Hg-compd., warming (room temp.), stirring (2 h); THF removal (reduced pressure), recrystn. (CH2Cl2-methanol); | 60% |
n-butyllithium
tetracarbonyl-bis(diphenylphosphino)methane-tungsten(0)
ethylmercury(II) chloride
Conditions | Yield |
---|---|
In tetrahydrofuran addn. of LiBu (hexane soln.) to soln. of W-complex (0°C), stirring (2 h), addn. of Hg-compd., warming (room temp.), stirring (2 h); THF removal (reduced pressure), recrystn. (CH2Cl2-methanol); | 60% |
tetracarbonyl-bis(diphenylphosphino)methane-molybdenum(0)
n-butyllithium
phenylmercury(II) chloride
Conditions | Yield |
---|---|
In tetrahydrofuran addn. of LiBu (hexane soln.) to soln. of Mo-complex (0°C), stirring (2 h), addn. of Hg-compd., warming (room temp.), stirring (2 h); THF removal (reduced pressure), recrystn. (CH2Cl2-methanol); | 60% |
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