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1

Conformational Bias in Macrocyclic Ethers and Observation of High Solvolytic Reactivity at a Masked Furfuryl (=2-Furylmethyl) C-Atom

Graziano Guella, Ines Mancini, Aysel Öztunç, Francesco Pietra

Journal:

Helvetica Chimica Acta

Year:

2000

Language:

english

File:

PDF, 161 KB

english, 2000

2

Twelve-Membered O-Bridged Cyclic Ethers of Red Seaweeds in the Genus Laurencia Exist in Solution as Slowly Interconverting Conformers

Dr. Graziano Guella, Dr. Giuseppe Chiasera, Dr. Ines Mancini, Dr. Aysel Öztunç, Prof. Francesco Pietra

Journal:

Chemistry - A European Journal

Year:

1997

Language:

english

File:

PDF, 915 KB

english, 1997

3

Obtusenol, a sesquiterpene from Laurencia obtusa

Sedat Imre, Sezen Islimyeli, Aysel Öztunç, Ronald H. Thomson

Journal:

Year:

1981

Language:

english

File:

PDF, 211 KB

english, 1981

4

Ent-13-epiconcinndiol from the red alga Chondria tenuissima and its absolute configuration

Aysel Öztunç, Sedat Imre, Hermann Lotter, Hildebert Wagner

Journal:

Year:

1989

Language:

english

File:

PDF, 220 KB

english, 1989

5

Two C15 bromoallenes from the red alga Laurencia obtusa

Aysel Öztunç, Sedat Imre, Hermann Lotter, Hildebert Wagner

Journal:

Year:

1991

Language:

english

File:

PDF, 313 KB

english, 1991

6

Flavone und anthrachinone aus den blättern von Digitalis schischkinii

Sedat Imre, Aysel Öztunc, Hildebert Wagner

Journal:

Year:

1977

Language:

english

File:

PDF, 283 KB

english, 1977

7

Ziganein und ziganein-1-methyläther: Zwei neue anthrachinone aus Digitalis schischkinii

Sedat Imre, Aysel Öztunç, Nadir Büyüktimkin

Journal:

Year:

1974

Language:

german

File:

PDF, 149 KB

german, 1974

8

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

9

Obtusenyne, a new acetylenic nine-membrered cyclic ether from Laurenica obtusa

Trevor J. King, Sedat Imre, Aysel Öztunc, Ronald H. Thomson

Journal:

Tetrahedron Letters

Year:

1979

Language:

english

File:

PDF, 123 KB

english, 1979

10

Stereochemical features of sesquiterpene metabolites as a distinctive trait of red seaweeds in the genus Laurencia

Graziano Guella, Aysel Öztunç, Ines Mancini, Francesco Pietra

Journal:

Tetrahedron Letters

Year:

1997

Language:

english

File:

PDF, 233 KB

english, 1997

11

A new and highly oxygenated bromoallene from a marine source.

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

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 278 KB

english, 1991

12

7,7,8,8-Tetracyanoquinodimethane as a new derivatization reagent for high-performance liquid chromatography and thin-layer chromatography: rapid screening of plasma for some antidepressants

Aysel Oztunc, Armagan Onal, Sıdıka Erturk

Journal:

Journal of Chromatography B

Year:

2002

Language:

english

File:

PDF, 357 KB

english, 2002

13

The use of 7,7,8,8-tetracyanoquinodimethane for the determination of nortriptyline and desipramine in tablets

Aysel Öztunç, Nimet Dokumacı, Elif Tahtasakal

Journal:

Year:

1999

Language:

english

File:

PDF, 77 KB

english, 1999

14

Isolation of Caffeine from the Gorgonian Paramuricea chamaeleon

Imre, Sedat, Öztunç, Aysel, Çelik, Turgay, Wagner, Hildebert

Journal:

Journal of Natural Products

Year:

1987

Language:

english

File:

PDF, 76 KB

english, 1987

15

A rapid and simple RP-HPLC method for quantification of desipramine in human plasma

Önal, Armağan, Öztunç, Aysel

Journal:

Reviews in Analytical Chemistry

Year:

2011

Language:

english

File:

PDF, 224 KB

english, 2011

16

Flavonoid Aglycones in some Digitalis Species

Imre, Sedat, Islimyeli, Sezen, Öztunc, Aysel, Büyüktimkin, Nadir

Journal:

Year:

1984

Language:

english

File:

PDF, 86 KB

english, 1984

17

Weitere Anthrachinone aus Digitalis schischkinii, X / Further Anthraquinones from Digitalis schischkinii

Imre, Sedat, Öztunc, Aysel

Journal:

Zeitschrift für Naturforschung C

Year:

1976

Language:

german

File:

PDF, 4.67 MB

german, 1976