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W(xu)̌W(xu)Փ

r(sh)g2024-09-13 17:56:36 W(xu)I(y)Փ ҪͶ

W(xu)̌W(xu)Փ

W(xu)о|(zh)ĽMY|(zh)Լ׃ҎɵһT(mn)AȻƌW(xu)СĸW(xu)̌W(xu)Փgӭx

W(xu)̌W(xu)Փ

ЙCW(xu)ǻW(xu)(zhun)I(y)ĴAn֮һҲǻW(xu)h(hun)tW(xu)Ȍ(zhun)I(y)ĻAn[1]W(xu)ЙCW(xu)dzҪW(xu)ЙCW(xu)(li)ͷC޵ČW(xu)r(sh)ԓn̵ҪI(lng)һy̎ɽ̌W(xu)ӋČW(xu)|(zh)ͬr(sh)ҪעBW(xu)߉݋˼S̈́(chung )[2]@Ҫ̎M(jn)̌W(xu)̌W(xu)M(jn)дđĸvڷ(li)ͺЙCϳɕr(sh)Ҫ\vԓķCʹW(xu)r(sh)ӛͬr(sh)̌W(xu)c(sh)Yϼl(f)W(xu)ČW(xu)dȤ(sh)cýwYʹķ(dng)Ķ_y׵ĿĽYϹPߵĽ̌W(xu)(jng)ăɂ(g)̽ӑЙCW(xu)̌W(xu)ĸĸ(chung )

1 \vⷴC

ЙC漰ЙCĻW(xu)ЙCϳɵĻAЙC(li)͞飺ȡӳɷܭh(hun)ŷ߀ԭQЙCԵcW(xu)(li)|(zh)ؿӰ푷ЙC߀؄e֮̎1ͮa(chn)ķ--ذܗЧܗЧͷԵ2gwĮa(chn)--ɻ̼ؓxӺ̼x

Cnjһ(g)^(gu)̵ԔڱCr(sh)ҪָӵD·(xin)ü^ʾӵDǸܶ(sh)Œ(sh)Yһm÷ܽጺܶԇŒ(sh)Ayİl(f)ͨ^(gu)ⷴęCһ(li)ЙCӛӲÿһ(g)ЙC߀ߌW(xu)ЙCW(xu)°빦

mȻЙCĔĿͷC픵кܶ(g)@ЩͷCһҎЙCCЧ(li)?zhun)ЧQЙCķͷN(li)Ч֞TЧ͹ܗЧԭӷһ(g)Ia(chn)ĘOԿӰ푵ӵಿ@NӰ푿԰oTʽػW(xu)IM(jn)ЂfҲڹܗwϵ܉xxa(chn)ĶЙC|(zh)a(chn)Ӱǰ߷Q(chng)TЧ I ʾ-I +I oӣ߷Q(chng)鹲ܗЧ C ʾ-C +C oӣTЧһֻچIܗЧtһ P ܉򽻯BxĹܗwϵڷTЧܗЧЕr(sh)һЕr(sh)෴һ•r(sh)෴r(sh)t(yu)ȿ]ܗЧЧ(li)\ķNҪЙC(li)͵ķC

1.1 ȡ

̼xȱBFǽoӻtԾȱӵij̶ʹؓ늺ļ@ӵ̼xӸBFӻFtӄȱӵij̶ʹؓ늺ķɢ@ӵ̼xӸ׻ǽoӻ̼xӵķԞ 3o>2o>1o>+CH3.ͬɻķԞ 3o>2o>1o>CH3.̼ؓxӄt෴ӻԾ⸻ӵij̶ʹؓ늺ļĶ̼ؓxoӻtӄ主ӵij̶ʹ늺ɷɢ@ӵؓ늺ɷԲȡgw@N̼xgwɻgw̼ؓxgwǷM(jn)ą^xͿɵgwǷ񷀶磺NuɻȡN(li)uԴһ>ٚ>

ȡ̼xәCԴl(f)ȡĻԴ崼>ٴ>@Ҳǿ Lucas ԇ(li)be(li)ԭ

1.2 ӳɷ

ӳɷl(f)pII|(zh)ӳɷM(jn)кI_(ki)ԭ(li)Iɶ˵ԭӸBһ(g)µĻFCӳɷɷ֞H˼ӳɷH늼ӳɷɻӳͭh(hun)ӳǷN(li)Q(chng)IJͻl(f)ӳɷr(sh)ķɵgwķԛQ܉ɷgwļӳɷQ˷ą^x磺1-ϩcӳɕr(sh) CCl4܄зą^xѭRҎt^(gu)ڕr(sh)ą^xѭRҎtW(xu)ӛҎtЕr(sh)͕(hu )Իһ(hu )RҎtһ(hu )ǷRҎt䌍(sh)ӛκҎtЧgwķ܉ɷgwķǷ1-ϩcļӳɷǚxȼӳɵ̼̼pIЃɷNӳɷǰ·(xin) 1 ķӳɵ̼xgwһ̼xǰ·(xin) 2 ķӳɵ̼xgwǶ̼x̼xӵķԏһ̼xԷa(chn) 2-嶡飨Dһ^(gu)ڕr(sh)ǚ^(gu)ɻɻc 1-ϩpIļӳɷҲЃɷNǰ·(xin) 1 ķӳɵõǶ̼ɻǰ·(xin) 2 ķӳɵһ̼ɻ̼ɻķԏһ̼ɻԷa(chn) 1-嶡飨D@ӏęCρ(li)ⷴą^xߌW(xu)Q(wn)}

1.3 ȥ

ȥָЙCһ(g)Сӻɂ(g)ԭӻFpIIh(hun)ķڲQ(chng)uN@}ȥȥķЃɷNЧȥӰҪwFȥxuNʹѭ Saytzeff Ҏt@}ѭ Hofmann ҎtķNҎtwYǿЧӰ磺2-嶡ښcĴҺаl(f) E2ȥĮa(chn) 1-ϩ 2-ϩɷND 2-ϩҪa(chn)1-ϩǴҪa(chn)@ 2-ϩ 6 (g) C-H Ic C=C Iγ ? ܗ^ 1-ϩֻ 2 (g)C-H Ic C=C Iγ ? ܗڼ@} 1-ϩҪa(chn) 2-ϩǴҪa(chn)@ԓ(li) E1cb CĵһljAԇM(jn) -H,(yu)M(jn)Դ -H ٵ -C ϵĚ-M(jn)ԇпgλҲʹAM(jn)^ٵ -C ϵĚ䣨Dģ

2 ʹЙCW(xu)Ľ̌W(xu)(dng)

ЙCN(li)ЙCʽǧ׃f(wn)lͬͿܲͬa(chn)Ҳͬᘌ@Щ(wn)}ʹÂyĽ̌W(xu)҂؄eעڽ̌W(xu)M(jn)иĸյõĽ̌W(xu)Ч

2.1 (sh)cՓ̌W(xu)Y

ЙCW(xu)Ԍ(sh)AȻƌW(xu)(sh)ЙCW(xu)̌W(xu)Ҫ[3]̎ڂ֪Rͼܵͬr(sh)ҪӖƌW(xu)˼SBƌW(xu)ľƷЙCW(xu)(sh)njc|(zh)|(zh)(sh)򞼼g(sh)ڞһwՓ“(lin)ϵ(sh)HľCn

ͨ^(gu)ЙCW(xu)(sh)ɼӏW(xu)ЙCW(xu)AՓcBW(xu)_xЙCϳxἃcbһ㷽ͬr(sh)߂(wn)}Q(wn)}о(chung )µ˼S߂¿ƌW(xu)оijҕ(sh)Փ̌W(xu)ĻaʹW(xu)ÿһ(sh)򞶼ͨ^(gu)JRЙCҎɵJR@Ҫ̎ҪmһЩOӋԌ(sh)_(ki)Ԍ(sh)oW(xu)ṩW(xu)gl(f)]^(gun)܄(dng)

2.2 (sh)cýwYϵĽ̌W(xu)ʽ

ýwD•(dng)(hu)һwһЩՓsĽYͨ^(gu)S(dng)(hu)ҕlDֶ(dng)չF(li)[4]

ЙCW(xu)ݶ漰ӽYʽW(xu)ʽԼC@ЩϢ԰(sh)ʽʬFҪܶr(sh)g؄evCr(sh)@ЩęCҪW(xu)к܏Ŀg̎v̎ЙCW(xu)̌W(xu)пǡ\ìFg(sh)ӋCģM׃ֱ^(gun)ʹoֹ݄(dng)B(ti)ģM^(gun)׃е΢^(gun)^(gu)[5]

֮öýwg(sh)(dng)ĵď΢^(gun)ĽǶչʾvĶW(xu)עߌW(xu)W(xu)dȤ_͌W(xu)yʹW(xu)ڽܵĿýwg(sh)Ǟný̌W(xu)(w)ǞW(xu)չʾXg(sh)ڽ̌W(xu)Ҫעýwc(sh)ǡY(sh)ڽ̌W(xu)𵽏Чo̎M(jn)ný̌W(xu)Чõİ(sh)ܺ(jin)ný̌W(xu)ă𵽿Yw{(hu)c(din)FĶýwcyİ(sh)Ѓ(yu)c(din)ֻаѶЙCĽY(li)ıČ߽W(xu)|(zh)

Cͨ^(gu)@Щͷ؞صƽr(sh)Ľ̌W(xu)W(xu)W(xu)ЙCW(xu)ķeOԵõձx֪RľC\(chung )˼SõӖ(li)W(xu)Ľ̌W(xu)M(mn)ȶ 95 %̌W(xu)(sh)`ȡõЧ

īI

[1]Αcƽ߽VeЙCW(xu)̌W(xu)̽[J].W(xu)W(xu)2008114-16.

[2]ЙCW(xu)̌W(xu)ĸ̽ӑ[J].ߵȽ2006198-104.

[3]S̎Փ̌W(xu)c(sh)̌W(xu)P(gun)ϵߌW(xu)|(zh)BW(xu)(chung )[J].(sh)򞼼g(sh)c200161-3.

[4]\Մ?dng)ЙCW(xu)(sh)̌W(xu)[J].ЇFb2007479-81.

[5]ìFЙCW(xu)̌W(xu)ĸ[J].߽Փ20116309-310.

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