季戊四醇双缩醛的合成与表征.pdfVIP

合成化学(HECHENG HUAXUE) 第5卷第2期(1997) Groenewad．J．G．S．I sa脚 chi，H．}Konishi·M·I Krbhnan，B·}KOhkuma,H }Saltoh,K·Doyle，T·W·：J·Am· (：hem．Soc．11987．109，3452． [3] KoI】i ，M．}Ohkuma．H IMa协啪0to．K．；Tsuno．T pKamei，H．pMiyaki·T．，Oki·T．,Kawaguchi．·H．；Vanduyne，G． Clardy．D．：J．Anfibiot．．1989，42．1 449． [4J Edo，K．·M~ ,aki，M．~KoMe， jSteto，H．Jfurihata，K．；Otake，N．，Ishida，N．：Tetrahedron Lett ，1985—26，331． [5] Lam．K．S．}Hmler，G．A．}Gustamon，D．R．ICromwell，A．R }Veitch-J．M }Fore~za，S．ITomita，K．tJ．Anfib~t． 1991．44，472l Ho ead，J．~Matson，J．A．IMalacko，A．R．pMarquar．H ：J．Anfiblot．．1992，45．1 250． [6] 膝有为，郑朝晖．江绍开_有机化学．1994．2．295． 6-Thio一1 3一OXO—bieyelo[9．3．0]一3，8-tetradecadiyne Wang，Shu-Mei Zhi，Yong-Gang Zheng，Chao—Hui Teng，You—Wei (Chengdu Institute of Orsa~c Chemistry·ACademia Sinica．Ciaengdu，510041) Just George (Department of Chem~ffy—MeOW University．H3A 2K6一Canada) Abstract 6-Thio一13一OXO—bicyclo[-9．3．0]一3，8-tetradecadiyne has been synthesized from compounds 3，4-di(4 一metylsulfonytoxy一2 一butyny1)tetrahydrofuran or 6一恤o-3，8-diyrte一1，11一di(hydromethy1)cy- cloundecane．The chemical structure of new compoumd has also bc~rl identified by N／vIR，IR and MS spec- ira． Keywordi 6-Tldo-13一oxo—bicyclo[-9．3．0]一3，8-tetradecadiyne，NMR． (上接第214页) Preparation of Diacetal of Pentaerythritol with Heteropoly Acid as Catalyst Chen，Xin Xu，Yong—Ting Jin，Chun-Xia (Department 0f Chembtry．Liaon~8NormalUniversity．DalJan．11 6029) A106tract Diacetals of pentaerythritol were prepared by condensation of aidehyd with po ntaerythriol in benzene with 12一mngstophosphorie acid as catalyst．Th e conditions of preparation have b∞n pointed． Th e products were characterized by’H NMR，IR and elemental analysis．Th e catalyst Carl be recovered CO