Tetrahedron 70 (2014) 1929e1933

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Tetrahedron

journal homepage: www.elsevier .com/locate/ tet

Tetrahedron Vol. 70, Issue 11, 2014

Contents

REPORT

Stereoselective cyclization reactions under phase-transfer catalysis

pp 1935e1960 Richard Herchl, Mario Waser*

ARTICLES

Highly efficient synthesis of polysubstituted 1,2-dihydroquinolines via cascade reaction of a-ketoesters with arylaminesmediated by iodine

pp 1961e1966

Bao-Qiang Zhang, Yuan Luo, Yan-Hong He*, Zhi Guan*

Contents / Tetrahedron 70 (2014) 1929e19331930

Synthesis of new fluorescent building blocks via the microwave-assisted annulation reaction pp 1967e1974

of 1,1,2-trimethyl-1H-benzo[e]indole with acrylic acid and its derivatives Rasa Steponavi�ci�ut _e, Vytas Martynaitis, Aurimas Bieliauskas, Algirdas �Sa�ckus*

Proton-exchanged montmorillonite-mediated reactions of methoxybenzyl esters and ethers pp 1975e1983

Dongyin Chen, Chang Xu, Jie Deng, Chunhuan Jiang, Xiaoan Wen, Lingyi Kong, Ji Zhang*, Hongbin Sun*

Aerobic copper-catalyzed synthesis of (E)-alkenyl sulfones and (E)-b-halo-alkenyl sulfones via addition of sodium pp 1984e1990

sulfinates to alkynes Nobukazu Taniguchi

R1 SO2R3

R3SO2Na,cat.CuCl

R2R1

AcOH, air,80 or 100 ºC

R2R1 R2

SO2R3

R3SO2Na, KX,cat.CuI

X

AcOH, DMI, H2O,air, 60 ºC

Syn-additionAnti-additionR1, R2, R3

= Aryl- or AlkylX = I, Br, Cl

Metal-free oxidative arylphosphination of activated N-substituted-N-arylacrylamide derivatives using K2S2O8 pp 1991e1996

Ya-Min Li*, Yuehai Shen, Kwen-Jen Chang, Shang-Dong Yang

Contents / Tetrahedron 70 (2014) 1929e1933 1931

Perylene diimide based ‘turn-on’ fluorescence sensor for detection of Pd2D in mixed aqueous media pp 1997e2002

Hai-xia Wang*, Yue-he Lang, Hui-xuan Wang, Jing-jing Lou, Hai-ming Guo, Xi-you Li*

Unusual ether-type resin glycoside dimers from the seeds of Cuscuta chinensis pp 2003e2014

Bo-Yi Fan, Jian-Guang Luo, Yu-Cheng Gu, Ling-Yi Kong*

A carbazoleeoxadiazole diad molecule for single-emitting-component white organic light-emitting devices (WOLEDs) pp 2015e2019

Xiaoming Wu*, Li Wang, Yulin Hua, Changsheng Wang, Andrei S. Batsanov, Martin R. Bryce*

Organocatalytic enantioselective tandemMichael addition-oxidation of 3-substituted oxindoleswith 1,4-benzoquinone pp 2020e2026

Yonghong Zhang, Xiaoyan Hu, Shuaishuai Li, Yijun Liao, Weicheng Yuan, Xiaomei Zhang*

Contents / Tetrahedron 70 (2014) 1929e19331932

One-pot preparation of azobenzenes fromnitrobenzenes by the combination of an indium-catalyzed reductive coupling pp 2027e2033

and a subsequent oxidation Norio Sakai*, Shun Asama, Satsuki Anai, Takeo Konakahara

A fluorescence turn-on probe for the detection of thiol-containing amino acids in aqueous solution pp 2034e2039

and bioimaging in cells Sang-Ho Son, Yongkyun Kim, Min Beom Heo, Yong Taik Lim, Taek Seung Lee*

Synthesis of 8-halogenated-7-deaza-20-deoxyguanosine as an 8-oxo-20-deoxyguanosine analogue and evaluation pp 2040e2047

of its base pairing properties Yizhen Yin, Yosuke Taniguchi*, Shigeki Sasaki*

Piperidineeiodine a dual system catalyst for synthesis of coumarin bearing pyrrolo[1,2-a]quinoxaline derivatives via pp 2048e2053

a one-pot three-component reaction Abdolali Alizadeh*, Rashid Ghanbaripour, Long-Guan Zhu

O

NHN

R2

O

CHO

OHR2

O

OCH3

O N

NH2+ +piperidine (5%), I2 (10%)

DMF, r.t, 8 hR1 R1

Synthesis of 3-(4-methyl-4,5-dihydropyrrolo[1,2-a]quinoxalin-4-yl)-2H-chromen-2-one derivatives by a three-component reaction of salicylalde-

hyde, b-keto esters, and 1-(2-aminophenyl)pyrrole using piperidineeiodine as a dual system catalyst is reported.

Contents / Tetrahedron 70 (2014) 1929e1933 1933

Asymmetric synthesis of syn and anti methyl 2,3-diamino-3-phenylpropanoate derivatives from N-substituted imines pp 2054e2058

and Sch€ollkopf’s bislactim ether Giuseppe Cremonesi, Piero Dalla Croce, Maddalena Gallanti, Concetta La Rosa*

N

NMeO

OMe

NR

PhPh

COOMeNHR

NH2+

*Corresponding authorSupplementary data available via ScienceDirect

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ISSN 0040-4020