- Photochromism of a radical diffusion-inhibited hexaarylbiimidazole derivative with intense coloration and fast decoloration performance.
[作者：Fujita, Kana;Hatano, Sayaka;Kato, Daisuke;Abe, Jiro;,期刊：Organic Letters, 页码：3105-3108 , 文章类型： 研究论文，,卷期：2008年10-14]
- Fluorescent Brighteners, and Photographic Sensitizers) Section We report the synthesis and the photochromic behavior of a newly designed, photochromic, radical diffusion-inhibited hexaarylbiimidazole (HABI) deriv. with m...
- A Convenient Synthesis and the Asymmetric Hydrogenation of N-Phthaloyl Dehydroamino Acid Esters.
[作者：Chen, Jian;Liu, Qiang;Zhang, Weicheng;Spinella, Stephen;Lei, Aiwen;Zhang, Xumu;,期刊：Organic Letters, 页码：3033-3036 , 文章类型： 研究论文，,卷期：2008年10-14]
- A convenient synthetic method was reported for the prepn. of N-phthaloyl dehydroamino acid esters from easily accessible vinyl bromides (or vinyl tosylate) and potassium phthalimide. Rh-catalyzed asym. hydrogenation of ...
- Novel Polyhydroxylated Cyclic Nitrones and N-Hydroxypyrrolidines through BCl3-Mediated Deprotection.
[作者：Desvergnes, Stephanie;Vallee, Yannick;Py, Sandrine;,期刊：Organic Letters, 页码：2967-2970 , 文章类型： 研究论文，,卷期：2008年10-14]
- A general method to prep. a new class of carbohydrate-derived, enantiomerically pure polyhydroxypyrroline N-oxides, e.g. I, from their alkoxy (protected) derivs. is presented. Boron trichloride is shown to cleave effici...
- Enantiospecific Synthesis of Pseudoacarviosin as a Potential Antidiabetic Agent.
[作者：Shing, Tony K. M.;Cheng, Hau M.;Wong, Wai F.;Kwong, Connie S. K.;Li, Jianmei;Lau, Clara B. S.;Leung, Po Sing;Cheng, Christopher H. K.;,期刊：Organic Letters, 页码：3145-3148 , 文章类型： 研究论文，,卷期：2008年10-14]
- A pseudo-1,4'-N-linked disaccharide, pseudoacarviosin, was constructed via a key palladium-catalyzed coupling reaction of pseudoglycosyl chloride (prepd. from D-glucose via a novel direct intramol. aldol addn. in 12 step...
- An Efficient Asymmetric Synthesis of Manzacidin C.
[作者：Tran, Kristy;Lombardi, Pamela J.;Leighton, James L.;,期刊：Organic Letters, 页码：3165-3167 , 文章类型： 研究论文，,卷期：2008年10-14]
- A brief synthesis of manzacidin C based on a chiral silane-promoted diastereo- and enantioselective acylhydrazone-alkene [3 + 2] cycloaddn. reaction has been achieved. Reacting thienylhydrazone I with H2C:CMeCH2OSiPht-B...
- One-Pot Synthesis of 2-Substituted Indoles from 2-Aminobenzyl Phosphonium Salts. A Formal Total Synthesis of Arcyriacyanin A.
[作者：Kraus, George A.;Guo, Haitao;,期刊：Organic Letters, 页码：3061-3063 , 文章类型： 研究论文，,卷期：2008年10-14]
- The reaction of (2-aminobenzyl)triphenylphosphonium bromide with arom. aldehydes or a,b-unsatd. aldehydes RCHO [R = Ph, 4-BrC6H4, 2-H2C:CHC6H3C(:CH2), etc.] under microwave-assisted conditions constitutes a new synthesis...
- A Formal Synthesis of (-)-Cephalotaxine.
[作者：Esmieu, William R.;Worden, Stephen M.;Catterick, David;Wilson, Claire;Hayes, Christopher J.;,期刊：Organic Letters, 页码：3045-3048 , 文章类型： 研究论文，,卷期：2008年10-14]
- An enantioselective formal synthesis of the alkaloid (-)-cephalotaxine has been completed, using an alkylidene carbene 1,5-CH insertion reaction as a key step to construct the spiro[4.4]azanonane core D/E-ring system. A...
- A direct and versatile access to a,a-disubstituted 2-pyrrolidinylmethanols by SmI2-mediated reductive coupling.
[作者：Burchak, Olga N.;Philouze, Christian;Chavant, Pierre Yves;Py, Sandrine;,期刊：Organic Letters, 页码：3021-3023 , 文章类型： 研究论文，,卷期：2008年10-14]
- Various a,a-disubstituted 2-pyrrolidinylmethanols are efficiently prepd. in a single step from ketones using a SmI2-mediated cross-coupling with 1-pyrroline N-oxide. The N-hydroxy-a,a-diphenylprolinol is also easily pre...
- Asymmetric Total Synthesis of Botcinins C, D, and F.
[作者：Fukui, Hiroki;Shiina, Isamu;,期刊：Organic Letters, 页码：3153-3156 , 文章类型： 研究论文，,卷期：2008年10-14]
- Stereoselective total synthesis of botcinins C (I), D (II), and F (III) is effectively carried out through asym. aldol reactions, 6-endo ring closure, and SmI2-mediated 3,4-trans or -cis stereoselective intramol. Reforma...
- Assignment of Absolute Configuration to SCH 351448 via Total Synthesis.
[作者：Cheung, Lael L.;Marumoto, Shinji;Anderson, Christopher D.;Rychnovsky, Scott D.;,期刊：Organic Letters, 页码：3101-3104 , 文章类型： 研究论文，,卷期：2008年10-14]
- The synthesis and abs. configuration of SCH 351448 (I), an interesting ionophoric natural product, are reported herein. Mukaiyama aldol-Prins and segment-coupling Prins reactions were employed to construct the constitue...
- Total Synthesis of Crisamicin A.
[作者：Li, Zhengtao;Gao, Yingxiang;Tang, Yefeng;Dai, Ming-ji;Wang, Guoxin;Wang, Zhigang;Yang, Zhen;,期刊：Organic Letters, 页码：3017-3020 , 文章类型： 研究论文，,卷期：2008年10-14]
- Stereoselective total synthesis of natural product crisamicin A (I) was accomplished for the first time via the Pd/TMTU-catalyzed alkoxycarbonylative annulation to generate a unique cis-pyran-fused lactone, an intermol. ...
- Unsaturated Strained Cyclophanes Based on Dibenz[a,j]anthracene by an Intramolecular McMurry Olefination.
[作者：Chen, Hai-Bo;Yin, Jie;Wang, Yi;Pei, Jian;,期刊：Organic Letters, 页码：3113-3116 , 文章类型： 研究论文，,卷期：2008年10-14]
- A new type of rigid conjugated unsatd. strained cyclophane deriv. I (R = H, Me; n = 1, 2) contg. dibenz[a,j]anthracene units was facilely synthesized through an intramol. McMurry reaction of II without intermol. dimeriza...
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