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问题:帮忙找下资料!!!
类型:求助 (悬赏分:3分)
提问:hhhheo
等级:
版块:有机化学资源(yjgzfl,netpanda,)
信誉:25%
回复:3
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时间:2005-07-21 19:12:04  编辑    加入/取消收藏    订制/取消短消息    举报该贴    

帮我找下仲丁基锂的资料,包括大楷生产工艺,合成方法
回复人:yjgzfl, (研究) 时间:2006-01-28 15:16:26   编辑 1楼
已经打分了。


回复人:wang_q_h, () 时间:2005-07-29 23:03:54   编辑 2楼
你这个要求很高啊!!!!!!!!!!!!!


回复人:tangyyer,★★★★★ (有空来逛逛my blog: http://tangyyer.blog.hexun.com) 时间:2005-07-30 00:01:57   编辑 3楼
Entry Name: 1-Methylpropyllithium, 9CI
Synonym(s): sec-Butyllithium, 8CI. 2-Lithiobutane. Lithium sec-butyl
Chapman Hall Number: BNL28-M
CAS Registry Number: 598-30-1
Type of Compound Code(s): BB0050 BB0170 BB0475 BB0410 BB0260
H3CCH2CH(CH3)Li

Molecular Formula: C4H9Li
Molecular Weight: 64.056
Accurate Mass: 64.086428
Percentage Composition: C 75.00%; H 14.16%; Li 10.84%
General Statement: Tetrameric in hydrocarbons. Mainly mixt. of dimer and monomer in THF. Monomeric when complexed with PMDET
Source/Synthesis: Synth. e.g. from 2-chlorobutane and Li
Use/Importance: Polym. initiator. Commercially available. Metallates arenes, benzyl ethers, allowing oxidative cleavage with B(OMe)3/H2O2; with FeCl3, reagent for deoxygenation of epoxides; effects Fries rearrangement of o-bromophenyl ester to give ortho-phenolic ketone
Solubility: Sol. ethers, hydrocarbons
Other Data: Slowly eliminates LiH

Aldrich: 19559-6
Fluka:
RCB_CT,345816Derivative: Tetramer
Chapman Hall Number: BNL29-N
CAS Registry Number: 90269-51-5
Molecular Formula: C16H36Li4
Molecular Weight: 256.224
Accurate Mass: 256.345712
Percentage Composition: C 75.00%; H 14.16%; Li
References:
Gilman, H. et al., J.A.C.S., 1941, 63, 2479, (synth)
Fujisawa, T. et al., Chem. Lett., 1974, 883, (use, deoxygenation of epoxides)
Wakefield, B.J., The Chemistry of Organolithium Compds., Pergamon, 1974, (rev)
Bywater, S. et al., J. Phys. Chem., 1975, 79, 2148, (cmr)
Sergutin, V.M. et al., J. Organomet. Chem., 1979, 170, 151, (ir)
Evans, D.A. et al., J.A.C.S., 1979, 101, 6789, (use, metallation of benzyl ethers)
Watanabe, M. et al., J.A.C.S., 1980, 102, 1457, (use, metallation of arenes)
Catala, J.M. et al., J. Organomet. Chem., 1981, 219, 139, (pmr)
Plavsic, D. et al., J. Phys. Chem., 1984, 88, 5144; 1986, 90, 2075, (ms, pe)
Fraenkel, G. et al., J.A.C.S., 1984, 106, 255, (nmr)
Fraenkel, G. et al., Lithium: Curr. Appl. Sci. Med. Technol., (Bach, R.O.,Ed.), Wiley-Interscience, New York, 1985, 273, (cmr, Li-6 nmr)
Thomas, R.D. et al., J. Organomet. Chem., 1987, 328, 239, (cmr)
Miller, J.A., J.O.C., 1987, 52, 322, (use, Fries rearrangement)
Thomas, R.D. et al., Organometallics, 1987, 6, 565, (cmr, Li-6 nmr)
Bauer, W. et al., Organometallics, 1987, 6, 2371, (props, pmr, cmr, Li-6 nmr, Li-7 nmr)
Arnett, E.M. et al., J.A.C.S., 1991, 113, 7068, (thermodyn)
Rawson, D.J. et al., Tet. Lett., 1991, 32, 2095, (synth)
Paetow, M. et al., Tet. Lett., 1992, 33, 5323, (reactions)
Beak, P. et al., J.A.C.S., 1993, 115, 2516, (deriv, reactions)
Schmitz, R.F. et al., Tetrahedron, 1994, 50, 5933, (props, reactions)
Encyclopaedia of Reagents for Organic Synthesis, (ed. Paquette, L.A.), Wiley, 1995, 2, 907-914


得分人:tangyyer-1,


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