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1

Photoinduzierte Cycloadditionen von 3-Benzyl-2H-azirin

Alexander Orahovats, Barry Jackson, Heinz Heimgartner, Hans Schmid

Journal:

Helvetica Chimica Acta

Year:

1973

File:

PDF, 350 KB

1973

2

Photoinduzierte Cycloadditionen von aliphatischen 2H-Azirinen. 37. Mitteilung über Photoreaktionen

Alexander Orahovats, Heinz Heimgartner, Hans Schmid, Willy Heinzelmann

Journal:

Helvetica Chimica Acta

Year:

1974

File:

PDF, 563 KB

1974

3

Photochemische Erzeugung und Reaktionen des Benzonitril-benzylids. 42. Mitteilung über Photoreaktionen

Alexander Orahovats, Heinz Heimgartner, Hans Schmid, Willy Heinzelmann

Journal:

Helvetica Chimica Acta

Year:

1975

Language:

english

File:

PDF, 1.73 MB

english, 1975

4

Cycloaddition of Carbodiimides and Triphenylketen-imine to Allenic Acids. Preliminary Communication

Latchezar S. Trifonov, Alexander S. Orahovats

Journal:

Helvetica Chimica Acta

Year:

1986

Language:

english

File:

PDF, 150 KB

english, 1986

5

Intramolecular Cyclizations of Allenic Acylureas and -Amides

Latchezar S. Trifonov, Alexander S. Orahovats

Journal:

Helvetica Chimica Acta

Year:

1987

Language:

english

File:

PDF, 602 KB

english, 1987

6

Synthesis of 1,2-five-ring-annellated barrelenes via the intramolecular Diels-Alder reaction of acetylenic derivatives

Latchezar S. Trifonov, Alexander S. Orahovats

Journal:

Helvetica Chimica Acta

Year:

1987

Language:

english

File:

PDF, 321 KB

english, 1987

7

Synthesis and Structure of Carbonyliron Complexes of Allenecarboxylates and Allenic Lactones

Latchezar S. Trifonov, Alexander S. Orahovats, Roland Prewo, Heinz Heimgratner

Journal:

Helvetica Chimica Acta

Year:

1988

Language:

english

File:

PDF, 643 KB

english, 1988

8

A Nonconcerted Intramolecular Diels-Alder Reaction of Chiral Allenic-Acid Derivatives

Latchezar S. Trifonov, Alexander S. Orahovats

Journal:

Helvetica Chimica Acta

Year:

1989

Language:

english

File:

PDF, 395 KB

english, 1989

9

A Regiospecific Photochemical Rearrangement of 2-Azabenzotricyclo[5.2.2.01,5]- to 2-Azabenzotricyclo[6.2.1.01,5]undecatrienone

Latchezar S. Trifonov, Valentin S. Dimitrov, Alexander S. Orahovats

Journal:

Helvetica Chimica Acta

Year:

1989

Language:

english

File:

PDF, 250 KB

english, 1989

10

Thermal and Photochemical Reactions of 1,2-Annelated Barrelenes and Hydrobarrelenes in the presence of transition-metal carbonyls

Latchezar S. Trifonov, Alexander S. Orahovats

Journal:

Helvetica Chimica Acta

Year:

1989

Language:

english

File:

PDF, 319 KB

english, 1989

11

Carbonyliron Complexes of Allenic Acids, Esters, Amides, and Imides

Latchezar S. Trifonov, Alexander S. Orahovats, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

1990

Language:

english

File:

PDF, 472 KB

english, 1990

12

New Polycyclic Compounds from Photochemical Rearrangements of Some Substituted 2-Azatricyclo[5.2.2.01,5]undeca-4,8,10-trien-3-ones

Tonya R. Mihova, Latchezar S. Trifonov, Valentin S. Dimitrov, Alexander S. Orahovats, Anthony Linden, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

1991

Language:

english

File:

PDF, 938 KB

english, 1991

13

Cycloaddition of Carbodiimides with a Heteroaromatic Substituent to Allenic Acids

Latchezar S. Trifonov, Nadja I. Christova, Valentin S. Dimitrov, Alexander S. Orahovats

Journal:

Helvetica Chimica Acta

Year:

1992

Language:

english

File:

PDF, 227 KB

english, 1992

14

Carbonyliron Complexation and Carbonyl Insertion of Allenic Ketones

Latchezar S. Trifonov, Alexander S. Orahovats, Anthony Linden, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

1992

Language:

english

File:

PDF, 463 KB

english, 1992

15

A Ring-Enlargement Reaction Yielding 1,2,5-Benzothiadiazonin-6-one 1,1-Dioxides

Alexander S. Orahovats, Anthony Linden, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

1992

Language:

english

File:

PDF, 269 KB

english, 1992

16

A Ring Enlargement from Seven- to Ten-Membered-Ring sulfonamide derivatives

Alexander S. Orahovats, Svetoslav S. Bratovanov, Anthony Linden, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

1996

Language:

english

File:

PDF, 436 KB

english, 1996

17

Sesquiterpene ketones from geranium macrorrhizum

Nina V. Bozhkova, Gieorgui Stoev, Alexander S. Orahovats, Nikolai A. Rizov

Journal:

Year:

1984

Language:

english

File:

PDF, 200 KB

english, 1984

18

Intramolecular diels-alder reaction of aryl allene phosphonates

Latchezar S Trifonov, Svetlana D Simova, Alexander S Orahovats

Journal:

Tetrahedron Letters

Year:

1987

Language:

english

File:

PDF, 111 KB

english, 1987

19

Berbin-8-ones prom 2′-halogeno-1-benzylisoquinolines and metal carbonyls

Latchezar S. Trifonov, Alexander S. Orahovats

Journal:

Tetrahedron Letters

Year:

1985

Language:

english

File:

PDF, 213 KB

english, 1985

20

2-Azetidinones from 3-aminopropanoic acids and thePh3P/CCl4(CBr4) orPh3P/Br2(I2) condensation systems

Luchezar S. Trifonov, Alexander S. Orahovats

Journal:

Monatshefte für Chemie - Chemical Monthly

Year:

1980

Language:

english

File:

PDF, 338 KB

english, 1980

21

A novel photochemical rearrangement of allenic esters

Trifonov, Latchezar S., Orahovats, Alexander S., Prewo, Roland, Bieri, Jost H., Heimgartner, Heinz

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1986

Language:

english

File:

PDF, 202 KB

english, 1986

22

Electrophilic Addition of Schiff Bases to Allenic Esters

S. Orahovats, Alexander, S. Trifonov, Latchezar

Journal:

Year:

1985

Language:

english

File:

PDF, 147 KB

english, 1985

23

ChemInform Abstract: PHOTOREAKTIONEN 28. MITT. PHOTOINDUZIERTE CYCLOADDITIONEN VON 3-BENZYL-2H-AZIRIN

ORAHOVATS, ALEXANDER, JACKSON, BARRY, HEIMGARTNER, HEINZ, SCHMID, HANS

Journal:

Chemischer Informationsdienst

Year:

1973

File:

PDF, 138 KB

1973

24

ChemInform Abstract: PHOTOREAKTIONEN 37. MITT. PHOTOINDUZIERTE CYCLOADDITIONEN VON ALIPHATISCHEN 2H-AZIRINEN

ORAHOVATS, ALEXANDER, HEIMGARTNER, HEINZ, SCHMID, HANS, HEINZELMANN, WILLY

Journal:

Chemischer Informationsdienst

Year:

1975

File:

PDF, 149 KB

1975

25

ChemInform Abstract: PHOTOREAKTIONEN 37. MITT. PHOTOINDUZIERTE CYCLOADDITIONEN VON ALIPHATISCHEN 2H-AZIRINEN

ORAHOVATS, ALEXANDER, HEIMGARTNER, HEINZ, SCHMID, HANS, HEINZELMANN, WILLY

Journal:

Chemischer Informationsdienst

Year:

1975

File:

PDF, 149 KB

1975

26

ChemInform Abstract: PHOTOREACTIONS. 42. PHOTOCHEMICAL GENERATION AND REACTIONS OF BENZONITRILE BENZYLIDE

ORAHOVATS, ALEXANDER, HEIMGARTNER, HEINZ, SCHMID, HANS, HEINZELMANN, WILLY

Journal:

Chemischer Informationsdienst

Year:

1976

File:

PDF, 142 KB

1976