Volume 47; Issue 12-13

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Tetrahedron
Volume 47; Issue 12-13

Tetrahedron

Volume 47; Issue 12-13

1

Graphical abstracts

Journal:

Year:

1991

File:

PDF, 437 KB

1991

2

The in Situ generation and trapping of some fluorine-substituted ketenes

William R. Dolbier Jr., Suk Kyu Lee, Otto Phanstiel IV

Journal:

Year:

1991

Language:

english

File:

PDF, 660 KB

english, 1991

3

Baker's yeast reduction of α-haloacetophenones

Marcia de Carvalho, Marina T. Okamoto, Paulo José Samenho Moran, J.Augusto R. Rodrigues

Journal:

Year:

1991

Language:

english

File:

PDF, 452 KB

english, 1991

4

Mirabimides A–D, new N-acylpyrrolinones from the blue-green alga Scytonema mirabile

Shmuel Carmeli, Richard E. Moore, Gregory M.L. Patterson

Journal:

Year:

1991

Language:

english

File:

PDF, 726 KB

english, 1991

5

Benzilic acid rearrangement-type reaction of physalins to neophysalins. Structural revision of one of the dehydration products of physalin A

Masao Kawai, Toichi Ogura, Yasuo Butsugan, Tooru Taga, Mitsuo Hayashi

Journal:

Year:

1991

Language:

english

File:

PDF, 458 KB

english, 1991

6

Synthetic studies on (+)-hydantocidin (2): Aldol addition approaches toward the stereoisomers of (+)-hydantocidin

Shigeru Mio, Mikiko Shiraishi, Soji Sugai, Hideyuki Haruyama, Sadao Sato

Journal:

Year:

1991

Language:

english

File:

PDF, 881 KB

english, 1991

7

Synthetic studies on (+)-hydantocidin (3): a new synthetic method for construction of the spiro-hydantoin ring at the anomeric position of D-ribofuranose

Shigeru Mio, Yuko Kumagawa, Soji Sugai

Journal:

Year:

1991

Language:

english

File:

PDF, 879 KB

english, 1991

8

Synthetic studies on (+)-hydantocidin (4): Synthesis of stereoisomers of (+)-hydantocidin

Shigeru Mio, Masumi Ueda, Masae Hamura, Junko Kitagawa, Soji Sugai

Journal:

Year:

1991

Language:

english

File:

PDF, 696 KB

english, 1991

9

Total synthesis of (±)-(Z)-9-(bromomethylene)-1,5,5-trimethylspiro[5.5]undeca-1,7-dien-3-one, a brominated sesquiterpene of the chamigrane type

Haruki Niwa, Yoshifumi Yoshida, Takashi Hasegawa, Kiyoyuki Yamada

Journal:

Year:

1991

Language:

english

File:

PDF, 679 KB

english, 1991

10

A new synthesis of the enantiomers of ipsdienol, the pheromone of the IPS bark beetles

Kenji Mori, Hirosato Takikawa

Journal:

Year:

1991

Language:

english

File:

PDF, 405 KB

english, 1991

11

Marine natural products. XXV. Biologically active tridecapeptide lactones from the Okinawan marine sponge Theonella swinhoei (Theonellidae). Structure of theonellapeptolide Id

Isao Kitagawa, Nam Kyung Lee, Motomasa Kobayashi, Hirotaka Shibuya

Journal:

Year:

1991

Language:

english

File:

PDF, 869 KB

english, 1991

12

Stelliferins A–F, new antineoplastic isomalabaricane triterpenes from the Okinawan marine sponge Jaspis stellifera.

Masashi Tsuda, Masami Ishibashi, Kaori Agemi, Takuma Sasaki, Jun'ichi Kobayashi

Journal:

Year:

1991

Language:

english

File:

PDF, 886 KB

english, 1991

13

Asymmetric sharpless epoxidation of divinylcarbinol. Erythro-D- and -L-4-pentenitols by hydrolysis of regioisomeric epoxy-4-pentenols

Volker Jäger, Detlef Schröter, Bernhard Koppenhoefer

Journal:

Year:

1991

Language:

english

File:

PDF, 1.19 MB

english, 1991

14

Photoaddition of benzophenone to allenic esters

M.P.S. Ishar, R.P. Gandhi

Journal:

Year:

1991

Language:

english

File:

PDF, 578 KB

english, 1991

15

A general synthesis of calix[4]arene monoalkyl ethers

Alessandro Casnati, Arturo Arduini, Eleonora Ghidini, Andrea Pochini, Rocco Ungaro

Journal:

Year:

1991

Language:

english

File:

PDF, 442 KB

english, 1991

16

An unexpected rearrangement of 4-bromo-2(3H)-benzothiazolones

Michael Mellor, Susan E. Osbourn

Journal:

Year:

1991

Language:

english

File:

PDF, 422 KB

english, 1991

17

A new approach to the synthesis of enantiomerically pure 2,3-diaminoacids through chiral imidazolidin-2-ones

Giuliana Cardillo, Mario Orena, Maurizio Penna, Sergio Sandri, Claudia Tomasini

Journal:

Year:

1991

Language:

english

File:

PDF, 678 KB

english, 1991

18

A new haloether from Laurencia possessing a lauroxacyclododecane ring. Structural and conformational studies

Aysel Öztunç, Sedat Imre, Hildebert Wagner, Manuel Norte, José J. Fernandez, Rafael González

Journal:

Year:

1991

Language:

english

File:

PDF, 299 KB

english, 1991

19

3H-azepines and related systems. Part 4. Preparation of 3H-azepin-2-ones and 6H-azepino[2,1-b]quinazolin-12-ones by photo-induced ring expansions of aryl azides

Kaddour Lamara, Robert K. Smalley

Journal:

Year:

1991

Language:

english

File:

PDF, 887 KB

english, 1991

20

Stereocontrolled synthesis of erythronolides A and B in A (C5-C9) + (C3-C4) + (C1-C2) + (C11-C13) sequence from 1,6-anhydro-β-D-glucopyranose (levoglucosan). Part 2.

A.F. Sviridov, V.S. Borodkin, M.S. Ermolenko, D.V. Yashunsky, N.K. Kochetkov

Journal:

Year:

1991

Language:

english

File:

PDF, 1.11 MB

english, 1991

21

Peracid oxidation products of swertanone, the novel triterpene of Swertia chirata

Ajit Kumar Chakravarty, Binayak Das, Sibabrata Mukhopadhyay

Journal:

Year:

1991

Language:

english

File:

PDF, 951 KB

english, 1991

22

Acid induced rearrangement of β,γ-unsaturated ketones

Ajoy K. Banerjee, Julio C. Acevedo, Rosana González, Aníbal Rojas

Journal:

Year:

1991

Language:

english

File:

PDF, 415 KB

english, 1991

23

Novel marine sponge derived amino acids 13. Additional psammaplin derivatives from Psammaplysilla purpurea

Carlos Jiménez, Phillip Crews

Journal:

Year:

1991

Language:

english

File:

PDF, 407 KB

english, 1991

24

Synthetic studies on (+)-hydantocidin (1): A total synthesis of (+)-hydantocidin, a new herbicidal metabolite from microorganism

Shigeru Mio, Reiji Ichinose, Kuniko Goto, Soji Sugai, Sadao Sato

Journal:

Year:

1991

Language:

english

File:

PDF, 732 KB

english, 1991

25

Formation of 1,3-perhydrobenzoxazines and their N-methyl derivatives. A comparative study

Aija Parkkinen, Ferenc Fülöp, Kalevi Pihlaja

Journal:

Year:

1991

Language:

english

File:

PDF, 435 KB

english, 1991

26

Intramolecular cyclization-trapping of carbon radicals by olefins as means to functionalize 2′- and 3′-carbons in β-D-nucleosides

J.-C. Wu, Z. Xi, C. Gioeli, J. Chattopadhyaya

Journal:

Year:

1991

Language:

english

File:

PDF, 1.66 MB

english, 1991

27

Stereocontrolled synthesis of erythronolides A and B in a (C5-C9) + (C3-C4) + (C1-C2) + (C11-C13) sequence from 1.6-anhydro-β-D-glycopyranose (levoglucosan). Part 1. Synthesis of C1-C10 and C11-C13 segments

A.F. Sviridov, V.S. Borodkin, M.S. Ermolenko, D.V. Yashunsky, N.K. Kochetkov

Journal:

Year:

1991

Language:

english

File:

PDF, 1.58 MB

english, 1991

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