Volume 50; Issue 40

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Tetrahedron
Volume 50; Issue 40

Tetrahedron

Volume 50; Issue 40

1

Graphical abstract

Journal:

Year:

1994

Language:

english

File:

PDF, 318 KB

english, 1994

2

A general preparative method for carbonyl-protected γ-lithioketones via reductive lithiation. Synthetic uses of the bishomoenolate equivalents

Theodore Cohen, Birong Zhang, John P. Cherkauskas

Journal:

Year:

1994

Language:

english

File:

PDF, 1.44 MB

english, 1994

3

Structure and solution-state conformation of botcinolide, a new biologically active metabolite from the fungus Botrytis cinerea

John M. Jacyno, John S. Harwood, Horace G. Cutler, Deanne M. Dulik

Journal:

Year:

1994

Language:

english

File:

PDF, 552 KB

english, 1994

4

Salvigenane and isosalvipuberulan diterpenoids from Salvia leucantha.

Baldomero Esquivel, Rosa María Dominguez, Simón Hernández-Ortega, R.A. Toscano, Lydia Rodríguez-Hahn

Journal:

Year:

1994

Language:

english

File:

PDF, 530 KB

english, 1994

5

A new triterpenoid saponin from the chinese traditional medicine Nothopanax davidii harms (Araliaceae)

Yu Shi-Shan, Xiao Zhuo-yin, Ping Cai, Jiang Tian-Yi, John K. Snyder

Journal:

Year:

1994

Language:

english

File:

PDF, 938 KB

english, 1994

6

Conformational analysis of an antitumour cyclic pentapeptide, astin B, from Aster tataricus)

Hiroshi Morita, Shinji Nagashima, Koichi Takeya, Hideji Itokawa

Journal:

Year:

1994

Language:

english

File:

PDF, 644 KB

english, 1994

7

Asymmetric Diels-Alder reactions catalyzed by chiral lanthanide(III) trifluoromethanesulfonates. Unique structure of the triflate and stereoselective synthesis of both enantiomers using a single chiral source and a choice of achiral ligands

Shū Kobayashi, Haruro Ishitani, Iwao Hachiya, Mitsuharu Araki

Journal:

Year:

1994

Language:

english

File:

PDF, 868 KB

english, 1994

8

Reaction of 2,2-difluorovinyl ketones with heteroatom nucleophiles: A general one-pot synthesis of α-oxoketene acetals

Junji Ichikawa, Masakuni Kobayashi, Naoyuki Yokota, Yasuharu Noda, Toru Minami

Journal:

Year:

1994

Language:

english

File:

PDF, 872 KB

english, 1994

9

Total syntheses of (+)-ipomeamarone and (−)-ngaione via novel intramolecular hydrogen abstraction

Takashi Sugimura, Akira Tai, Kiyoto Koguro

Journal:

Year:

1994

Language:

english

File:

PDF, 929 KB

english, 1994

10

Thiotipin, a novel thiopeptide with a tipA promoter inducing activity produced by Streptomyces sp. DT31

Bong-Sik Yun, Tomomi Hidaka, Kazuo Furihata, Haruo Seto

Journal:

Year:

1994

Language:

english

File:

PDF, 449 KB

english, 1994

11

Intramolecular carbometallation of organozinc reagents.

Christophe Meyer, Ilane Marek, Gilles Courtemanche, Jean-F. Normant

Journal:

Year:

1994

Language:

english

File:

PDF, 2.10 MB

english, 1994

12

Relative thermodynamic stabilities of 3-ethylidenecyclohexenes and isomeric ethylcyclohexadienes

Esko Taskinen, Kari Nummelin

Journal:

Year:

1994

Language:

english

File:

PDF, 381 KB

english, 1994

13

Self cleavage of C8-histamino-r(UpA) promoted by ZnCl2: Mechanistic studies on a designed ribonuclease mimic

Thazha P. Prakash, Sunita S. Kunte, Krishna N. Ganesh

Journal:

Year:

1994

Language:

english

File:

PDF, 767 KB

english, 1994

14

Heterogeneous permanganate oxidations: Synthesis of medium ring keto-lactones via substituent directed oxidative cyclisation

Jagattaran Das, Srinivasan Chandrasekaran

Journal:

Year:

1994

Language:

english

File:

PDF, 613 KB

english, 1994

15

The rational design and application of new chiral phosphonates for the enantiomeric excess determination of unprotected amino acids. Remarkable pH dependency of the diastereomeric shift differences.

Ron Hulst, N.Koen de Vries, Ben L. Feringa

Journal:

Year:

1994

Language:

english

File:

PDF, 567 KB

english, 1994

16

Total synthesis of novel xanthone antibiotics (±)-cervinomycins A1, and A2

Goverdhan Mehta, Shailesh R. Shah, Yenamandra Venkateswarlu

Journal:

Year:

1994

Language:

english

File:

PDF, 959 KB

english, 1994

17

Enantioselective synthesis of the hexahydronaphthalene nucleus of (−)-compactin from ethyl (1R,2S)-2-methyl-4-oxocyclohexanecarboxylate and 2-(3-nitropropyl)-1,3-dioxolane as four carbon bifunctional annelating agent.

Achille Barco, Simonetta Benetti, Anna Bianchi, Alberto Casolari, Gian P Pollini, Romeo Romagnoli, Giampiero Spalluto, Vinicio Zanirato

Journal:

Year:

1994

Language:

english

File:

PDF, 1.00 MB

english, 1994

18

Heterodiene cycloadditions: Preparation and transformations of some substituted pyrano[4,3-b][1]benzopyrans

Simon J. Coutts, Timothy W. Wallace

Journal:

Year:

1994

Language:

english

File:

PDF, 2.25 MB

english, 1994

19

New synthetic probes of the iron transport system of Paracoccus denitrificans

George M. Buckley, Gerald Pattenden, Donald A. Whiting

Journal:

Year:

1994

Language:

english

File:

PDF, 980 KB

english, 1994

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