Volume 22; Issue 39

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Tetrahedron Letters
Volume 22; Issue 39

Tetrahedron Letters

Volume 22; Issue 39

1

Nucleophilic catalysis in the insertion of silicon halides into oxiranes: A synthesis of o-protected vicinal halohydrins

Glenn C. Andrews, Thomas C. Crawford, Leonard G. Contillo Jr.

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 219 KB

english, 1981

2

A reexamination of the acid catalyzed addition of ethanethiol to naphthoquinone

E.L. McInnis, Barbara Grant, Emily Arcelo

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 175 KB

english, 1981

3

The selective reductive acylation of a-keto imines

Howard Alper, Shiyamalie Amaratunga

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 135 KB

english, 1981

4

Organic sonochemistry. Ultrasound promoted coupling of chlorosilanes in the presence of lithium wire

Philip Boudjouk, Byung Hee Han

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 106 KB

english, 1981

5

N-methoxy-n-methylamides as effective acylating agents

Steven Nahm, Steven M. Weinreb

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 176 KB

english, 1981

6

Additions of carbenes to 1,2,2-trimethylbicyclo[1.1.0]butane

George B. Mock, Maitland Jones Jr.

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 197 KB

english, 1981

7

Divergent stereoselectivity in the photoaddition of alkanals and medium ring cycloalkenes

Guilford Jones II, Zarif H. Khalil, Xuan T. Phan, Tai-Jun Chen, Sudha Welankiwar

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 234 KB

english, 1981

8

Mechanismen bei reaktionen von chiralen phosphanen mit elektronegativ-substituierten stickstoffverbindungen

A. Heesing, H. Steinkamp

Journal:

Tetrahedron Letters

Year:

1981

File:

PDF, 113 KB

1981

9

The stereochemistry of myxothiazol

W. Trowitzsch, G. Höfle, W.S. Sheldrick

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 210 KB

english, 1981

10

Stereoselektive synthese von 6β, 7β-methylen-3-oxo-17α-pregn-4-en-21,17-carbolacton

Klaus Nickisch, Henry Laurent, Rudolf Wiechert

Journal:

Tetrahedron Letters

Year:

1981

File:

PDF, 100 KB

1981

11

Aza [3.1.1] propellane durch diels-alder-addition von bicyclo [1.1.0] but-1 (3)-en-derivaten an isoindole

Hans-Georg Zoch, Arnulf-Dieter Schlüter, Günter Szeimies

Journal:

Tetrahedron Letters

Year:

1981

Language:

german

File:

PDF, 192 KB

german, 1981

12

Preparation and reactions of triphenylarsoranylideneketene

H.J. Bestmann, R.K. Bansal

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 166 KB

english, 1981

13

Facile synthesis of 1,3-diacetyl-2-methylcyclopentene a versatile synthetic intermediate.

Roselyne Pardo, Maurice Santelli

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 252 KB

english, 1981

14

Cyclobutane ring opening of allene-enone photoadducts by mercury (II) perchlorate

Do Khac Manh Duc, Marcel Fetizon, Issam Hanna, Alice Olesker

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 187 KB

english, 1981

15

Organo-cuivreux vinyliques 14. Arylation des cuprates vinyliques

N. Jabri, A. Alexakis, J.F. Normant

Journal:

Tetrahedron Letters

Year:

1981

File:

PDF, 102 KB

1981

16

Okamurallene, a novel halogenated C15 metabolite from the red alga laurencia okamuhai yamada

Minoru Suzuki, Etsuro Kurosawa

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 280 KB

english, 1981

17

Alkaline degradation products of concanamycin a

Haruyasu Kinashi, Kinumi Someno, Kenjl Sakaguchi, Tsutomu Higashijima, Tatsuo Miyazawa

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 189 KB

english, 1981

18

Structure of concanamycin a

Haruyasu Kinashi, Kinumi Someno, Kenji Sakaguchi, Tsutomu Higashijima, Tatsuo Miyazawa

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 232 KB

english, 1981

19

A novel asymmetric reduction of imines with chiral sodium triacyloxyborohydrides

Koichiro Yamada, Mikio Takeda, Takeo Iwakuma

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 205 KB

english, 1981

20

Facile synthesis of p-chloromethylated styrene by elimination reaction of p-(2-bromoethyl)benzylchloride using potassium hydroxide as a base under phase transfer catalysis

Tadatomi Nishikubo, Takashi Iizawa, Kazuo Kobayashi, Makoto Okawara

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 118 KB

english, 1981

21

Palladium complex-catalyzed carbonylation of organic halides in the presence of cyclic ethers: Halohydrin ester synthesis

Masato Tanaka, Masayuki Koyanagi, Toshiaki Kobayashi

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 213 KB

english, 1981

22

Naphtho[1,8-ab:4,5-a′b′]diazulene, the first nonalternant isomer of dibenzopyrene

Yoshimasa Fukazawa, Muneo Aoyagi, Shô Itô

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 199 KB

english, 1981

23

A novel synthesis of the carbapen-2-em derivatives

Minoru Hatanaka, Yu-ichi Yamamoto, Hajime Nitta, Toshiyasu Ishimaru

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 224 KB

english, 1981

24

A new approach to the synthesis of phosphotriester intermediates of nucleosides and nucleic acids

G. van der Marel, C.A.A. van Boeckel, G. Wille, J.H. van Boom

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 279 KB

english, 1981

25

Transformatioms of cycloalkanes under the action of acyl halides in the presence of AIBr3.

I.S. Akhrem, A.V. Orlinkov, E.I. Mysov, M.E. Vol'pin

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 289 KB

english, 1981

26

Improved oxidation procedure with aromatic peroxyacids

F. Camps, J. Coll, A. Messeguer, M.A. Pericàs

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 127 KB

english, 1981

27

New photochemistry of cyclic dienes - the reaction between 1OH-azepino[1,2-a]indoles and methanol

Peter C. Hayes, Gurnos Jones

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 192 KB

english, 1981

28

Photoinduced cyclization of 3β-acetoxy-C(14a)-homo-B-norlanosta-8(14a),9(11)-diene as a route towards B(9a)-homo-C-norlanostane derivatives

Jacek J. Jagodziński, Rafał R. Siciński

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 254 KB

english, 1981

29

On the stability of phosphodiester-amide internucleotide bond

J. Tomasz, A. Simoncsits

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 196 KB

english, 1981

30

Synthesis of (±)warburganal

Steven V. Ley, Michael Mahon

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 179 KB

english, 1981

31

Wheel-and-axle design as a source of host-guest compounds. The crystal structure of the 2:1 acetone: tetraphenyl-2,4-hexadiyne-1,6-diol complex

Furnio Toda, Donald L. Ward, Harold Hart

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 213 KB

english, 1981

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