cb N_雜環(huán)卡賓催化Stetter反應(yīng)的研究進(jìn)展_圖文

1、 謝益明等 : N 雜環(huán)卡賓催化 Stetter 反應(yīng)的研究進(jìn)展 / 2011 年第 7 期 15 30 Brau n R U , M l ler T J J. Coupli ng is omeriz at ion St et t er and coupl ing is omeriz at ion St et t er Paal K norr s equences ( 14 : 2391 2406. 31 Bharadw aj A R, Scheidt K A . Cat al yti c mult icom pon ent synt h e sis of highl y s ubst it

2、ut ed pyrroles ut ilizing a one pot sila St et t er/ Paal K norr st rategy J . O rgan ic Let ters, 2004, 6 ( 16 : 2465 2468. 32 M at t son A E , Bharadw aj A R , Zu hl A M , et al. T hiazolium cat alyz ed addit ions of acyl silanes: A general s trat egy f or acyl anion addit ion react ions J . T he

3、Journal of O rganic Ch emis t ry, 2006, 71( 15 : 5715 5724. 33 Jones R A , Ci vcir P U . Ext end ed het erocy clic syst em s. 2. Th e synt hesis and charact erisat ion of ( 2 f uryl pyridi nes, ( 2 t hien yl pyridines, and fu ran pyridine and t hioph ene pyridin e oligomers J . T et rahed ron , 1997

4、, 53( 34 : 11529 11540. 34 St et t er H , K u hlmann H. A ddit ion von al dehyden an akt iviert e doppel bindungen; V II1. Eine neu e einf ach e s ynt hes e von cis jas mon und di hydrojasmon J . Syn t hes is, 1975, ( 6 : 379 380. 35 T rost B M , S huey C D, D iN inno Jr F. A st ereocont rolled t ot

5、 al synt hesis of ( . + - . hirs ut ic acid C J . Journal of t h e A meri can Ch emical Societ y, 1979, 101( 5 : 1284 1285. 36 G alopin C C. A s hort and ef f icien t syn th esi s of ( tr an s sabinene hydrat e J . Tet rah edron Let t ers , 2001, 42 ( 33 : 5589 5591. A m ult i component approach t o

6、 f urans and pyrr ol es J . Syn t hes is, 2004, an d 3, 4 dihydro 4 oxo 2H 1 benzopyran 3 acet ic acid by int ra molecular S t et t er react ions J . Synt hesis, 1995, 1995( 10 : 1311 1314. 23 K err M S, de A laniz J Read, Rovis T . A hi ghly enant ioselect ive cat alyt ic int ramolecular St et ter

7、react ion J . Journal of t he A mer ican C hemi cal S ociet y, 2002, 124( 35 : 10298 10299. 24 M oore J L , K er r M S , R ovi s T . Enan ti os elect ive f orm at ion of quat ernary s t ereocent ers using t h e cat alyt ic int ram ol ecu lar St et t er react ion J . T et rahedron, 2006, 62( 49 : 114

8、77 11482. 25 N ak amu ra T, H ara O , T amura T, et al. A f aci le synt hesis of ch rom an 4 on es and 2, 3 dih ydroqu inolin 4 on es w it h quat ernary carbon using int ramolecular St et t er react ion cat al yzed by t hiazo lium salt J . Syn let t , 2005, ( 1 : 155 157. 26 End ers D , Gi elen H ,

9、Breuer K . Immobil ized t riazolium salt s as precursors t o chiral carb enes rhodium cat alyz ed asymmet ric hydrosil ylat ion as a f irs t t est react ion J . M olecules O nlin e, 1998, 2( 7 : 105 108. 27 Barret t A G M , Love A C, Tedeschi L. R OM P g el support ed t hi az ol ium iodide: A n eff

10、icient support ed organi c cat aly st for parallel St et t er react ion s J . O rganic Let t er s, 2004, 6( 19 : 3377 3380. 28 29 Raghavan S , A nuradha K . Solid phase s ynt hes is of h et erocycles f rom 1, 4 diket on e synt hons J . Synlet t, 2003, ( 5 : 711 713. K obayash i B, K aku Y , H iguras

11、hi K , et al. A library cons tru c ti on of 2, 5 disub st itu t ed pyrrole compoun ds by usin g solid/ s olu ti on ph as e synt heses J . Bioorgani c & M edicinal Chemist ry Let t ers, 2002, 12( 13 : 1747 1750. Research Progress of Stetter Reaction Catalyzed by N Heterocyclic Carbene XIE Yi ming, WU

12、 Jie, CHAO Xue jing ( S chool of Petr ochem ical Engi neeri ng , L anz hou Univ er si ty of T echnology , L anz hou 730050 , China Abstract: N H et erocyclic carbene ( NH C as a new cat alyst has been w idely used in or ganic synt hesis. T his paper int ended t o delineat e spect acular achievement

13、s that have been made in t he area of cat alysis using N het er ocyclic car bene fo r St et t er r eact ion, including int ermo lecular and int ramolecular St ett er r eaction, poly mer sup port ed St ett er r eact ion, Stet t er Paal Knorr react ion and t he application o f St et ter r eact ion t o

14、 synt hesis of natu ral product s. Keywords: N het erocyclic carbene; St et ter react io n; umpolung; asy mm et ric cat alysis 洛陽(yáng)石化破除環(huán)吹風(fēng)紡絲技術(shù)壟斷 2007 年, 洛陽(yáng)石化在引進(jìn)國(guó)外技術(shù)的基礎(chǔ)上, 利用近一年的時(shí)間實(shí)施了環(huán)吹風(fēng)技術(shù)國(guó)產(chǎn)化攻關(guān) 。在環(huán)吹風(fēng) 設(shè)備的安裝和制造方面大膽創(chuàng)新 , 去掉了原來生產(chǎn)線上緩冷器和側(cè)吹風(fēng)窗, 更換了環(huán)吹冷卻系統(tǒng)和升降裝置。 與 國(guó)外同類技術(shù)相比 , 洛陽(yáng)石化采用了金屬環(huán)吹風(fēng)筒, 采取由下至上的進(jìn)風(fēng)方式 , 形成了自己的專有技術(shù) , 并取得了 3 項(xiàng)國(guó)家專利。 利用這一技術(shù)生產(chǎn)多孔細(xì)旦高速紡絲( POY 產(chǎn)