Volume 11; Issue 4

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Organic Letters
Volume 11; Issue 4

Organic Letters

Volume 11; Issue 4

1

Copper/Diethyl Azodicarboxylate Mediated Regioselective Alkynylation of Unactivated Aliphatic Tertiary Methylamine with Terminal Alkyne

Xu, Xiaoliang, Li, Xiaonian

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 84 KB

english, 2009

2

Photovoltaic Performance of an Ultrasmall Band Gap Polymer

Zoombelt, Arjan P., Fonrodona, Marta, Wienk, Martijn M., Sieval, Alexander B., Hummelen, Jan C., Janssen, René A. J.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 231 KB

english, 2009

3

Weak Brønsted Acid−Thiourea Co-catalysis: Enantioselective, Catalytic Protio-Pictet−Spengler Reactions

Klausen, Rebekka S., Jacobsen, Eric N.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 108 KB

english, 2009

4

Hybrid NH2-Benzimidazole Ligands for Efficient Ru-Catalyzed Asymmetric Hydrogenation of Aryl Ketones†

Li, Yuehui, Ding, Kuiling, Sandoval, Christian A.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 147 KB

english, 2009

5

Synthesis, Photophysical, and Device Properties of Novel Dendrimers Based on a Fluorene−Hexabenzocoronene (FHBC) Core

Wong, Wallace W. H., Jones, David J., Yan, Chao, Watkins, Scott E., King, Simon, Haque, Saif A., Wen, Xiaoming, Ghiggino, Kenneth P., Holmes, Andrew B.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 1.20 MB

english, 2009

6

In situ Reduction in Photocycloadditions: A Method to Prevent Secondary Photoreactions

Tedaldi, Lauren M., Baker, James R.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 95 KB

english, 2009

7

Copper/Ascorbic Acid Dyad as a Catalytic System for Selective Aerobic Oxidation of Amines

Srogl, Jiri, Voltrova, Svatava

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 121 KB

english, 2009

8

Mitsunobu Approach to the Synthesis of Optically Active α,α-Disubstituted Amino Acids

Green, Jonathan E., Bender, David M., Jackson, Stona, O’Donnell, Martin J., McCarthy, James R.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 121 KB

english, 2009

9

Indolynes as Electrophilic Indole Surrogates: Fundamental Reactivity and Synthetic Applications

Bronner, Sarah M., Bahnck, Kevin B., Garg, Neil K.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 175 KB

english, 2009

10

1,5-α- d -Mannoseptanosides, Ring-Size Isomers That Are Impervious to α-Mannosidase-Catalyzed Hydrolysis

Boone, Matthew A., McDonald, Frank E., Lichter, Joseph, Lutz, Stefan, Cao, Rui, Hardcastle, Kenneth I.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 378 KB

english, 2009

11

PPh 3 -Catalyzed Domino Reaction: A Facile Method for the Synthesis of Chroman Derivatives

Meng, Xiangtai, Huang, You, Zhao, Hongxia, Xie, Peizhong, Ma, Jianze, Chen, Ruyu

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 230 KB

english, 2009

12

Copper Oxide Nanoparticle-Catalyzed Coupling of Diaryl Diselenide with Aryl Halides under Ligand-Free Conditions

Reddy, Vutukuri Prakash, Kumar, Akkilagunta Vijay, Swapna, Kokkirala, Rao, Kakulapati Rama

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 103 KB

english, 2009

13

Diaminoanthraquinone-Linked Polyazamacrocycles: Efficient and Simple Colorimetric Sensor for Lead Ion in Aqueous Solution

Ranyuk, Elena, Douaihy, Christiane Morkos, Bessmertnykh, Alla, Denat, Franck, Averin, Alexei, Beletskaya, Irina, Guilard, Roger

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 168 KB

english, 2009

14

PIFA-Mediated Oxidative Cyclization of 1-Carbamoyl-1-oximylcycloalkanes: Synthesis of Spiro-Fused Pyrazolin-5-one N -Oxides

Wang, Kewei, Fu, Xiaolan, Liu, Jinying, Liang, Yongjiu, Dong, Dewen

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 168 KB

english, 2009

15

A Fluorous-Tagged “Safety Catch” Linker for Preparing Heterocycles by Ring-Closing Metathesis

O’Leary-Steele, Catherine, Cordier, Christopher, Hayes, Jerome, Warriner, Stuart, Nelson, Adam

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 350 KB

english, 2009

16

A Homogeneous, Recyclable Rhodium(I) Catalyst for the Hydroarylation of Michael Acceptors

Jana, Ranjan, Tunge, Jon A.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 198 KB

english, 2009

17

Total Synthesis of Apoptolidin A

Crimmins, Michael T., Christie, Hamish S., Long, Alan, Chaudhary, Kleem

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 168 KB

english, 2009

18

Intermolecular Nonreductive Alkylation of Enamides via Radical−Polar Crossover

Friestad, Gregory K., Wu, Yaoping

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 159 KB

english, 2009

19

A General Method for the Synthesis of Unsymmetrically Substituted Ureas via Palladium-Catalyzed Amidation

Kotecki, Brian J., Fernando, Dilinie P., Haight, Anthony R., Lukin, Kirill A.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 121 KB

english, 2009

20

Asymmetric Synthesis of Tetrahydroquinolin-3-ols via CoCl 2 -Catalyzed Reductive Cyclization of Nitro Cyclic Sulfites with NaBH 4

Jagdale, Arun R., Reddy, R. Santhosh, Sudalai, Arumugam

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 182 KB

english, 2009

21

Synthesis of a Novel Polyhydroxylated Salicylic Acid Lactone Framework

Rountree, J. S. Shane, Murphy, Paul V.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 164 KB

english, 2009

22

A Modular Synthesis of Highly Substituted Imidazolium Salts

Hirano, Keiichi, Urban, Slawomir, Wang, Congyang, Glorius, Frank

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 121 KB

english, 2009

23

Star-Shaped D-π-A Conjugated Molecules: Synthesis and Broad Absorption Bands

Wang, Jin-Liang, Tang, Zheng-Ming, Xiao, Qi, Ma, Yuguo, Pei, Jian

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 541 KB

english, 2009

24

Dibenzoxazepinium Ylides: Facile Access and 1,3-Dipolar Cycloaddition Reactions

Khlebnikov, Alexander F., Novikov, Mikhail S., Petrovskii, Petr P., Magull, Joerg, Ringe, Arne

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 551 KB

english, 2009

25

Catalytic Formal Homo-Nazarov Cyclization

De Simone, Filippo, Andrès, Julien, Torosantucci, Riccardo, Waser, Jérôme

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 112 KB

english, 2009

26

Studies Toward the Synthesis of Spirolides: Assembly of the Elaborated E-Ring Fragment

Stivala, Craig E., Zakarian, Armen

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 358 KB

english, 2009

27

NHC-Catalyzed Ring Expansion of Oxacycloalkane-2-carboxaldehydes: A Versatile Synthesis of Lactones

Wang, Li, Thai, Karen, Gravel, Michel

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 100 KB

english, 2009

28

New Chiral Derivatizing Agents: Convenient Determination of Absolute Configurations of Free Amino Acids by 1 H NMR

Kurosu, Michio, Li, Kai

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 776 KB

english, 2009

29

A Zn 2+ Fluorescent Sensor Derived from 2-(Pyridin-2-yl)benzoimidazole with Ratiometric Sensing Potential

Liu, Zhipeng, Zhang, Changli, Li, Yunling, Wu, Zhengyi, Qian, Fang, Yang, Xiaoliang, He, Weijiang, Gao, Xiang, Guo, Zijian

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 474 KB

english, 2009

30

New Benzotriazole and Benzimidazole Scaffolds from Ugi−Smiles Couplings of Isocyanides

Coffinier, Didier, El Kaim, Laurent, Grimaud, Laurence

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 154 KB

english, 2009

31

Modulation of Carbene Spin State Population through Precursor Photophysics

Jenks, William S., Heying, Melanie J., Rockafellow, Erin M.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 93 KB

english, 2009

32

Enantioselective Reactions of Donor/Acceptor Carbenoids Derived from α-Aryl-α-Diazoketones

Denton, Justin R., Davies, Huw M. L.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 201 KB

english, 2009

33

N → S Acyl-Transfer-Mediated Synthesis of Peptide Thioesters Using Anilide Derivatives

Tsuda, Shugo, Shigenaga, Akira, Bando, Kiyomi, Otaka, Akira

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 438 KB

english, 2009

34

Stereocontrolled Synthesis of Oligoribonucleoside Phosphorothioates by an Oxazaphospholidine Approach

Oka, Natsuhisa, Kondo, Tomoaki, Fujiwara, Satoshi, Maizuru, Yukihiro, Wada, Takeshi

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 338 KB

english, 2009

35

Unexpected Orthogonality of S -Benzoxazolyl and S -Thiazolinyl Glycosides: Application to Expeditious Oligosaccharide Assembly

Kaeothip, Sophon, Pornsuriyasak, Papapida, Rath, Nigam P., Demchenko, Alexei V.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 932 KB

english, 2009

36

DNA Hairpins Containing a Diaminostilbene Derivative as a Photoinduced Electron Donor for Probing the Effects of Single-Base Mismatches on Excess Electron Transfer in DNA

Ito, Takeo, Hayashi, Aiko, Kondo, Akiko, Uchida, Tsukasa, Tanabe, Kazuhito, Yamada, Hisatsugu, Nishimoto, Sei-ichi

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 575 KB

english, 2009

37

The Discovery of Potent Antitumor Agent C11-Deoxypsymberin/irciniastatin A: Total Synthesis and Biology of Advanced Psymberin Analogs

Huang, Xianhai, Shao, Ning, Huryk, Robert, Palani, Anandan, Aslanian, Robert, Seidel-Dugan, Cynthia

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 137 KB

english, 2009

38

Synthesis of Enantiopure Bicyclic α,α-Disubstituted Spirolactams via Asymmetric Birch Reductive Alkylation

Guéret, Stéphanie M., O’Connor, Patrick D., Brimble, Margaret A.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 332 KB

english, 2009

39

One-Pot Formation and Characterization of Macrocyclic Aromatic Tetrasulfonates

Geng, Mingwei, Zhang, Dechun, Wu, Xiangxiang, He, Lan, Gong, Bing

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 486 KB

english, 2009

40

First Triazole-Linked Porphyrin−Fullerene Dyads

Fazio, Michael A., Lee, Olivia P., Schuster, David I.

Journal:

Organic Letters

Year:

2009

File:

PDF, 176 KB

2009

41

Unique Effect of Coordination of an Alkene Moiety in Products on Ruthenium-Catalyzed Chemoselective C−H Alkenylation

Ueno, Satoshi, Kochi, Takuya, Chatani, Naoto, Kakiuchi, Fumitoshi

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 188 KB

english, 2009

42

A Rhodamine−Hydroxamic Acid-Based Fluorescent Probe for Hypochlorous Acid and Its Applications to Biological Imagings

Yang, Young-Keun, Cho, Hyungseoph Jason, Lee, Jihyun, Shin, Injae, Tae, Jinsung

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 500 KB

english, 2009

43

Sn-Free Ni-Catalyzed Reductive Coupling of Glycosyl Bromides with Activated Alkenes

Gong, Hegui, Andrews, R. Stephen, Zuccarello, Joseph L., Lee, Stephen J., Gagné, Michel R.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 141 KB

english, 2009

44

6πe − versus 8πe − Electrocyclization of 1-Aryl- and Heteroaryl-Substituted (1 Z ,3 Z )-1,3,5-Hexatrienes: A Matter of Aromaticity †

García-Rubín, Silvia, Varela, Jesús A., Castedo, Luis, Saá, Carlos

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 830 KB

english, 2009

45

Sequential Cu(I)/Pd(0)-Catalyzed Multicomponent Coupling and Annulation Protocol for the Synthesis of Indenoisoquinolines

Jayanth, Thiruvellore Thatai, Zhang, Lei, Johnson, Thomas S., Malinakova, Helena C.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 131 KB

english, 2009

46

A Versatile Approach to β-Amyloid Fibril-Binding Compounds Exploiting the Shirakawa/Hayashi Protocol for trans -Alkene Synthesis

Huynh, Tri H. V., Mantel, Mette Louise H., Mikkelsen, Katrine, Lindhardt, Anders T., Nielsen, Niels Chr., Otzen, Daniel, Skrydstrup, Troels

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 197 KB

english, 2009

47

Rapid, General Access to Chiral β-Fluoroamines and β,β-Difluoroamines via Organocatalysis

Fadeyi, Olugbeminiyi O., Lindsley, Craig W.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 138 KB

english, 2009

48

Ru(II) Complexes of N-Alkylated TsDPEN Ligands in Asymmetric Transfer Hydrogenation of Ketones and Imines

Martins, José E. D., Clarkson, Guy J., Wills, Martin

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 401 KB

english, 2009

49

Synthesis of (+)- and (−)-Monanchorin

Yu, Min, Snider, Barry B.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 81 KB

english, 2009

50

Multicomponent Synthesis of α-Branched Amides

DeBenedetto, Mikkel V., Green, Michael E., Wan, Shuangyi, Park, Jung-Hyun, Floreancig, Paul E.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 156 KB

english, 2009

51

Electrocatalytic Formal [2+2] Cycloaddition Reactions between Anodically Activated Aliphatic Enol Ethers and Unactivated Olefins Possessing an Alkoxyphenyl Group

Okada, Yohei, Akaba, Ryoichi, Chiba, Kazuhiro

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 90 KB

english, 2009

52

α-Glycosphingolipids via Chelation-Induced Anomerization of O - and S -Glucuronic and Galacturonic Acid Derivatives

Pilgrim, Wayne, Murphy, Paul V.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 133 KB

english, 2009

53

Ionic Liquid-Supported (ILS) ( S )-Pyrrolidine Sulfonamide, a Recyclable Organocatalyst for the Highly Enantioselective Michael Addition to Nitroolefins

Ni, Bukuo, Zhang, Qianying, Dhungana, Kritanjali, Headley, Allan D.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 112 KB

english, 2009

54

Stereo- and Enantioselective Synthesis of Acetylenic 2-Amino-1,3-diol Stereotriads

Voituriez, Arnaud, Pérez-Luna, Alejandro, Ferreira, Franck, Botuha, Candice, Chemla, Fabrice

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 108 KB

english, 2009

55

A Study of the Epoxidation of Cycloolefins by the t -BuOH Copper−Permanganate System

Baqi, Younis, Giroux, Simon, Corey, E. J.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 86 KB

english, 2009

56

Catalytic Redox-Initiated Glycolate Aldol Additions of Silyl Glyoxylates

Greszler, Stephen N., Johnson, Jeffrey S.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 139 KB

english, 2009

57

A Biomimetic Electrocatalytic System for the Atom-Economical Chemoselective Synthesis of Secondary Amines

Largeron, Martine, Fleury, Maurice-Bernard

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 115 KB

english, 2009

58

Asymmetric Lewis Acid Mediated [1,2]-Rearrangement of Proline-Derived Ammonium Ylides

Tuzina, Pavel, Somfai, Peter

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 166 KB

english, 2009

59

Synthesis of Diazacalix[8]arene and Triazacalix[12]arene Methyl Ethers via Intramolecular Aryl Amination

Lawson, Kenneth V., Barton, Ashlee C., Spence, John D.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 100 KB

english, 2009

60

A New Artificial β-Sheet That Dimerizes through Parallel β-Sheet Interactions

Levin, Sergiy, Nowick, James S.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 754 KB

english, 2009

61

Synthesis of Potential Early-Stage Intermediates in the Biosynthesis of FR900482 and Mitomycin C

Chamberland, Stephen, Grüschow, Sabine, Sherman, David H., Williams, Robert M.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 411 KB

english, 2009

62

Intermolecular Antiselective and Enantioselective Reductive Coupling of Enones and Aromatic Aldehydes with Chiral Rh(Phebox) Catalysts

Shiomi, Takushi, Adachi, Takahiro, Ito, Jun-ichi, Nishiyama, Hisao

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 134 KB

english, 2009

63

A Convergent Approach toward the C1−C11 Subunit of Phoslactomycins and Formal Synthesis of Phoslactomycin B

Druais, Valérie, Hall, Michael J., Corsi, Camilla, Wendeborn, Sebastian V., Meyer, Christophe, Cossy, Janine

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 136 KB

english, 2009

64

Synthesis of Amidines Using N -Allyl Ynamides. A Palladium-Catalyzed Allyl Transfer through an Ynamido−π-Allyl Complex

Zhang, Yu, DeKorver, Kyle A., Lohse, Andrew G., Zhang, Yan-Shi, Huang, Jian, Hsung, Richard P.

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 954 KB

english, 2009

65

Catalytic Enantioselective Arylation of N -Tosylarylimines with Arylboronic Acids Using C 2 -Symmetric Cationic N -Heterocyclic Carbene Pd 2+ Diaquo Complexes

Ma, Guang-Ning, Zhang, Tao, Shi, Min

Journal:

Organic Letters

Year:

2009

Language:

english

File:

PDF, 134 KB

english, 2009

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