n-Butyllithium tshuaj CAS 109-72-8 Zoo
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Tshuaj npe | n-Butyllithium tshuaj |
Synonyms | n-BuLi;Butyl lithium;Butyllithium tshuaj;Lithium-1-Butanide;n-Butyllithium;Butyllithium |
CAS Nr | 109-72-8 ib |
CAT Number | Qauv TSIS MUAJ: RF-PI2185 |
Tshuag xwm txheej | Hauv Tshuag, Muaj Peev Xwm Ntau Lawm 600MT / Xyoo |
Molecular Formula | C4H9 Li |
Molecular Luj | 64.06 ib |
Melting Point | -95 ℃ |
Boiling Point | 80 ℃ |
rhiab heev | Cua Sensitive, Moisture Sensitive, Thaum tshav kub kub Sensitive |
Solubility | Miscible Nrog Diethyl Ether thiab Cyclohexane |
tsw | Cov ntxhiab tsw ntawm cov kuab tshuaj |
Dej Solubility | Ntshai heev |
Hydrolytic rhiab heev | 8: Reacts sai nrog dej noo, dej, Protic Solvents |
Hom | Ruifu Tshuaj |
Yam khoom | Specifications |
Qhov tshwm sim | Xim tsis muaj xim los yog daj me ntsis pob tshab kua |
Qhov ceev (20 ℃) | 0.686 g / ml |
Alkaline impurities | ≤0.10 mol / L (hauv n-Butoxypolyethylene Meter) |
Molarity | 2.50 mol / L |
Active Lithium (Li) | ≥98.0% |
Covalent Chlorine thiab CL- | ≤0.10% |
Solvent | n-Hexane |
Test Standard | Enterprise Standard |
Pob: Lub raj mis, 25kg / Nruas, 170kg / Nruas los yog raws li tus neeg yuav tsum tau muaj
Cia txias:Khaws rau hauv cov thawv ntim khoom ntawm qhov chaw txias thiab qhuav;Tiv thaiv los ntawm lub teeb thiab noo noo;yuav tsum tsis muaj dej thiab carbon dioxide-pov thawj.
Ceeb toom thiab ceev faj:1) N-Butyllithium combustible heev thaum nyob rau hauv kev sib cuag nrog huab cua;Thaum ntsuas, koob ntawm lub injector yuav eject sparks.2) Tag nrho cov txheej txheem yuav tsum muaj kev tiv thaiv los ntawm argon rau kev ceev faj.3) Yog tias N-Butyllithium ntes hluav taws, nws yuav tsum tau tua nrog xuab zeb, uas yuav tsum tau muab tso rau hauv caj npab ncav cuag txhua lub sijhawm.Spontaneously combustible thaum sib cuag nrog dej.Thaum npaj thiab siv N-Butyllithium, tsis txhob ua haujlwm ib leeg thaum muaj xwm txheej ceev.
n-Butyllithium Solution (CAS: 109-72-8) yog siv rau polymerization catalyst thiab alkylation tus neeg sawv cev.n-Butyllithium Solution (CAS: 109-72-8) feem ntau yog siv los ua cov tshuaj intermediates thiab linkers.Cov tshuaj n-butyllithium feem ntau yog siv los ua anionic polymerization pib nyob rau hauv cov organic tshuaj synthesis ntawm cov tshuaj intermediates, thiab kuj yog siv nyob rau hauv hluavtaws roj hmab, tsw synthesis, kua siv lead ua cov ntaub ntawv thiab lwm yam industries thiab teb.Nws yog cov khoom siv tshuaj nruab nrab, txuas tus neeg sawv cev, tus neeg sawv cev alkylating, thiab polymerization catalyst.Raws li ib qho catalyst, N-Butyllithium yog dav siv los ua tshuaj nruab nrab, kua siv lead ua monomer, thiab tshuaj tua kab ntau lawm catalyst.N-Butyllithium kuj tau siv dav hauv cov organic syntheses, tshwj xeeb tshaj yog nyob rau hauv cov pa roj carbon monoxide loj hlob, thiab nws yog ib qho khoom siv hauv kev soj ntsuam xws li: Metallization cov tshuaj tiv thaiv: RH + n-Butyl-Li → R-Li + Butane, nyob rau hauv uas cov khoom tsim. lithium alkyl tuaj yeem cuam tshuam nrog ntau yam tshuaj.Direct metallization: cov tshuaj tsw qab uas txuas cov khoom siv hloov pauv nrog N-Butyllithium, thiab lithium hlau tuaj yeem txuas rau cov khoom muaj ntxhiab.Nucleophilic ntxiv thiab hloov cov tshuaj tiv thaiv.Halogen-hlau hloov.n-Butyllithium yog ib tug muaj zog nucleophile nyob rau hauv cov hluavtaws organic chemistry.Nws kuj yog siv los ua tus thawj coj hauv cov txheej txheem polymerization.