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1

Saponins, classification and occurrence in the plant kingdom

Jean-Paul Vincken, Lynn Heng, Aede de Groot, Harry Gruppen

Journal:

Year:

2007

Language:

english

File:

PDF, 872 KB

english, 2007

2

Screening of Plant Extracts for Antioxidant Activity: a Comparative Study on Three Testing Methods

Irina I. Koleva, Teris A. van Beek, Jozef P. H. Linssen, Aede de Groot, Lyuba N. Evstatieva

Journal:

Phytochemical Analysis

Year:

2002

Language:

english

File:

PDF, 132 KB

english, 2002

3

Total synthesis of drimane sesquiterpenes from S-(+)-carvone (part 5)

Henk J. Swarts, Anja A. Verstegen-Haaksma, Ben J.M. Jansen, Aede de Groot

Journal:

Year:

1994

Language:

english

File:

PDF, 881 KB

english, 1994

4

A new route to selectively protected cis 4a-methyl-hexahydronaphthalene-1(2H), 7(8H)-diones

Joannes B.P.A. Wijnberg, Ronald P.W. Kesselmans, Aede de Groot

Journal:

Tetrahedron Letters

Year:

1986

Language:

english

File:

PDF, 114 KB

english, 1986

5

An efficient chemoenzymatic approach to enantiomerically pure 4-[2-(difluoromethoxy)phenyl] substituted 1,4-dihydropyridine-3,5-dicarboxylates

Arkadij Sobolev, Maurice C.R. Franssen, Brigita Vigante, Brigita Cekavicus, Natalija Makarova, Gunars Duburs, Aede de Groot

Journal:

Tetrahedron: Asymmetry

Year:

2001

Language:

english

File:

PDF, 120 KB

english, 2001

6

The stereoselective synthesis of (±)-9βH-pimara-7,19-diene

Ben J.M. Jansen, Gert C. Schepers, Aede de Groot

Journal:

Year:

1989

Language:

english

File:

PDF, 345 KB

english, 1989

7

Synthesis and 13C-NMR analysis of 5α- and 5β-cholestane-3,6-dione

Joannes B.P.A. Wijnberg, Aede de Groot

Journal:

Year:

1989

Language:

english

File:

PDF, 503 KB

english, 1989

8

Effect of Acyl Chain Length and Branching on the Enantioselectivity of Candida r ugosa Lipase in the Kinetic Resolution of 4-(2-Difluoromethoxyphenyl)-Substituted 1,4-Dihydropyridine 3,5-Diesters

Sobolev, Arkadij, Franssen, Maurice C. R., Vigante, Brigita, Cekavicus, Brigita, Zhalubovskis, Raivis, Kooijman, Huub, Spek, Anthony L., Duburs, Gunars, de Groot, Aede

Journal:

Journal of Organic Chemistry

Year:

2002

Language:

english

File:

PDF, 124 KB

english, 2002

9

Bitter sesquiterpene lactones from chicory roots

Van Beek, Teris A., Maas, Paul, King, Bonnie M., Leclercq, Edith, Voragen, Alphons G. J., De Groot, Aede

Journal:

Journal of Agricultural and Food Chemistry

Year:

1990

Language:

english

File:

PDF, 534 KB

english, 1990

10

Biosynthesis of Costunolide, Dihydrocostunolide, and Leucodin. Demonstration of Cytochrome P450-Catalyzed Formation of the Lactone Ring Present in Sesquiterpene Lactones of Chicory

Jan-Willem de Kraker, Maurice C. R. Franssen, Maaike Joerink, Aede de Groot and Harro J. Bouwmeester

Journal:

PLANT PHYSIOLOGY

Year:

2002

Language:

english

File:

PDF, 1.46 MB

english, 2002

11

Optimization of production and downstream processing of the almond β-glucosidase-mediated glucosylation of glycerol

Mattheus De Roode, Sjors W. P. G. Peters, Maurice C. R. Franssen, Albert Der Van Padt, Aede De Groot, Remko M. Boom

Journal:

Biotechnology and Bioengineering

Year:

2001

Language:

english

File:

PDF, 180 KB

english, 2001

12

The effect of ethanol on the kinetics of lipase-mediated enantioselective esterification of 4-methyloctanoic acid and the hydrolysis of its ethyl ester

Nicole W. J. T. Heinsman, Ana M. Valente, Henry G. F. Smienk, Albert van der Padt, Maurice C. R. Franssen, Aede de Groot, Klaas van ‘t Riet

Journal:

Biotechnology and Bioengineering

Year:

2001

Language:

english

File:

PDF, 119 KB

english, 2001

13

ChemInform Abstract: The Synthesis of Germacrane Sesquiterpenes and Related Compounds

Adriaan J. Minnaard, Joannes B. P. A. Wijnberg, Aede de Groot

Journal:

Year:

1999

File:

PDF, 25 KB

1999

14

ChemInform Abstract: Synthesis and Insect Antifeedant Activity of C-2 and C-5 Substituted Perhydrofurofurans and 3a-Hydroxy-perhydrofurofurans. Part 1.

Edwin A. klein Gebbinck, Catharina T. Bouwman, Magalie Bourgois, Ben J. M. Jansen, Aede de Groot

Journal:

Year:

2000

File:

PDF, 33 KB

2000

15

ChemInform Abstract: Synthesis and Insect Antifeedant Activity of 2-Substituted 2,3-Dihydrofuran-3-ols and Butenolides. Part 2.

Edwin A. klein Gebbinck, Gerrit A. Stork, Ben J. M. Jansen, Aede de Groot

Journal:

Year:

2000

File:

PDF, 30 KB

2000

16

ChemInform Abstract: Total Synthesis of Dihydroclerodin from (R)-(-)-Carvone.

Tommi M. Meulemans, Gerrit A. Stork, Fliur Z. Macaev, Ben J. M. Jansen, Aede de Groot

Journal:

Year:

2000

File:

PDF, 27 KB

2000

17

ChemInform Abstract: Enantioselective Synthesis of Functionalized Decalones by Robinson Annulation of Substituted Cyclohexanones, Derived from R-(-)-Carvone.

Ben J. M. Jansen, Cindy C. J. Hendrikx, Nikolai Masalov, Gerrit A. Stork, Tommi M. Meulemans, Fliur Z. Macaev, Aede de Groot

Journal:

Year:

2000

File:

PDF, 39 KB

2000

18

ChemInform Abstract: Synthesis of 8,14-Secosteroids from (S)-(+)-Carvone.

Anna I. Kotyatkina, Vladimir N. Zhabinskii, Vladimir A. Khripach, Aede de Groot

Journal:

Year:

2001

File:

PDF, 34 KB

2001

19

ChemInform Abstract: Synthesis of Drimanes from (+)-Larixol.

Beatrice M. F. Lagnel, Christophe Morin, Aede De Groot

Journal:

Year:

2001

File:

PDF, 26 KB

2001

20

ChemInform Abstract: Candida antarctica Lipase-Catalyzed Hydrolysis of 4-Substituted Bis(ethoxycarbonylmethyl) 1,4-Dihydropyridine-3,5-dicarboxylates as the Key Step in the Synthesis of Optically Active Dihydropyridines.

Arkadij Sobolev, Maurice C. R. Franssen, Natalija Makarova, Gunars Duburs, Aede de Groot

Journal:

Year:

2001

File:

PDF, 30 KB

2001

21

ChemInform Abstract: A Novel Route to the Marasmane Skeleton via a Tandem Rearrangement—Cyclopropanation Reaction. Total Synthesis of (+)-Isovelleral.

Roel P. L. Bell, Joannes B. P. A. Wijnberg, Aede de Groot

Journal:

Year:

2001

File:

PDF, 37 KB

2001

22

ChemInform Abstract: The Synthesis of (-)-Ambrox® Starting from Labdanolic Acid.

Marjon G. Bolster, Ben J. M. Jansen, Aede de Groot

Journal:

Year:

2001

File:

PDF, 28 KB

2001

23

ChemInform Abstract: An Unusual Bamford—Stevens Reaction of 17-Toluenesulfonylhydrazono-3β-acetoxy-14α-hydroxyandrost-5-e ne.

Vladimir A. Khripach, Vladimir N. Zhabinskii, Anna I. Kotyatkina, Galina P. Fando, Alexander S. Lyakhov, Alla A. Govorova, Jaap van der Louw, Marinus B. Groen, Aede de Groot

Journal:

Year:

2001

File:

PDF, 32 KB

2001

24

ChemInform Abstract: Synthesis of B-Ring Functionalized Intermediates for the Preparation of 1,9-Dideoxy-forskolin Derivatives.

Beatrice M. F. Lagnel, Aede de Groot, Christophe Morin

Journal:

Year:

2002

File:

PDF, 30 KB

2002

25

ChemInform Abstract: The Synthesis of Ambrox®-Like Compounds Starting from (+)-Larixol. Part 2.

Marjon G. Bolster, Beatrice M. F. Lagnel, Ben J. M. Jansen, Christophe Morin, Aede de Groot

Journal:

Year:

2002

File:

PDF, 47 KB

2002

26

ChemInform Abstract: Radical Oxidation of 17-Functionalized 14α-Hydroxy Steroids.

Vladimir A. Khripach, Vladimir N. Zhabinskii, Anna I. Kotyatkina, Galina P. Fando, Yuliya Y. Zhiburtovich, Alexander S. Lyakhov, Alla A. Govorova, Marinus B. Groen, Jaap van der Louw, Aede de Groot

Journal:

Year:

2002

File:

PDF, 40 KB

2002

27

Ambergis Fragrance Compounds from Labdanolic Acid and Larixol

Journal:

Year:

2003

File:

PDF, 51 KB

2003

28

Insect Antifeedant Activity of Clerodane Diterpenes and Related Model Compounds

Edwin A. Klein Gebbinck, Ben J. M. Jansen, Aede de Groot

Journal:

Year:

2003

File:

PDF, 52 KB

2003

29

Induced Ionization in 1,4-Diol Monosulfonate Esters and Its Application in the Synthesis of Natural Products

Joannes B. P. A. Wijnberg, Aede De Groot

Journal:

Year:

2003

File:

PDF, 4 KB

2003

30

A New Approach Toward the Synthesis of C,D-cis Coupled Steroid and C,D-cis Coupled D-Homosteroid Skeletons.

Svetlana Dratch, Tanya Charnikhova, Florence C. E. Saraber, Ben J. M. Jansen, Aede de Groot

Journal:

Year:

2003

Language:

english

File:

PDF, 186 KB

english, 2003

31

A New Flexible Synthesis of (D-Homo) Steroids.

Florence C. E. Saraber, Aede de Groot

Journal:

Year:

2005

File:

PDF, 25 KB

2005

32

Synthesis of [7,7-2H2]epibrassinolide

Vladimir A. Khripach, Natalya B. Khripach, Vladimir N. Zhabinskii, Yuliya Y. Zhiburtovich, Bernd Schneider, Aede de Groot

Journal:

Journal of Labelled Compounds and Radiopharmaceuticals

Year:

2007

Language:

english

File:

PDF, 121 KB

english, 2007

33

The conversion of (−)- and (+)-dihydrocarvone into chiral intermediates for the synthesis of (−)-polygodial, (−)-warburganal and (−)-muzigadial

Ben.J.M. Jansen, Jacoba A. Kreuger, Aede De Groot

Journal:

Year:

1989

Language:

english

File:

PDF, 542 KB

english, 1989

34

Biotransformation of germacrane epoxides by Cichorium intybus

Dennis P. Piet, Robert Schrijvers, Maurice C.R. Franssen, Aede de Groot

Journal:

Year:

1995

Language:

english

File:

PDF, 716 KB

english, 1995

35

Identification of the sex pheromone of Scrobipalpula absoluta; determination of double bond positions in triple unsaturated straight chain molecules by means of dimethyl disulphide derivatization

Frans C. Griepink, Teris A. van Beek, Maarten A. Posthumus, Aede de Groot, J. Hans Visser, Simon Voerman

Journal:

Tetrahedron Letters

Year:

1996

Language:

english

File:

PDF, 245 KB

english, 1996

36

Resolution of a tetrahydrofuran ester by Candida rugosa lipase (CRL) and an examination of CRL's stereochemical preference in organic media

Maurice C.R. Franssen, Hugo Jongejan, Huub Kooijman, Anthony L. Spek, Nuno L.F.L. Camacho Mondril, Paulo M.A.C. Boavida dos Santos, Aede de Groot

Journal:

Tetrahedron: Asymmetry

Year:

1996

Language:

english

File:

PDF, 758 KB

english, 1996

37

Regioselectivity and fatty acid specificity of Chromobacterium viscosum lipase

Raúl J. Barros, Pedro G.V. Moura-Pinto, Maurice C.R. Franssen, de Groot Aede, Anja E.M. Janssen

Journal:

Bioorganic & Medicinal Chemistry

Year:

1994

Language:

english

File:

PDF, 1.05 MB

english, 1994

38

Domino Mukaiyama–Michael reactions in the synthesis of polycyclic systems

Florence C.E. Sarabèr, Svetlana Dratch, Geke Bosselaar, Ben J.M. Jansen, Aede de Groot

Journal:

Year:

2006

Language:

english

File:

PDF, 160 KB

english, 2006

39

Synthesis of a chiral steroid ring D precursor starting from carvone

Serghei Pogrebnoi, Florence C.E. Sarabèr, Ben J.M. Jansen, Aede de Groot

Journal:

Year:

2006

Language:

english

File:

PDF, 125 KB

english, 2006

40

1-Phenylthio-3-vinyl-3-cyclohexenol, a new reagent for bis-annelation of silyl enol ethers

Olga Konstantinova, Florence C.E. Sarabèr, Enrique Melguizo, Ben J.M. Jansen, Aede de Groot

Journal:

Year:

2006

Language:

english

File:

PDF, 225 KB

english, 2006

41

New approaches toward the synthesis of (D-homo) steroid skeletons using Mukaiyama reactions

Florence C.E. Sarabèr, Alexander Baranovsky, Ben J.M. Jansen, Maarten A. Posthumus, Aede de Groot

Journal:

Year:

2006

Language:

english

File:

PDF, 476 KB

english, 2006

42

Ring C closure as key step in the synthesis of steroids

Florence C.E. Sarabèr, Aede de Groot

Journal:

Year:

2006

Language:

english

File:

PDF, 1024 KB

english, 2006

43

Photodegradation of some 14,15-bisnorlabdene-13-ones, derived from larixol. Synthesis of drimanic dienes with functional groups at C-6

Pavel F. Vlad, Alexandru G. Ciocarlan, Mihai N. Coltsa, Calin Deleanu, Oana Costan, Yurii A. Simonov, Victor Ch. Kravtsov, Janusz Lipkowski, Tadeusz Lis, Aede de Groot

Journal:

Year:

2006

Language:

english

File:

PDF, 586 KB

english, 2006

44

A new flexible synthesis of (D-homo) steroids

Florence C.E. Sarabèr, Aede de Groot

Journal:

Tetrahedron Letters

Year:

2004

Language:

english

File:

PDF, 268 KB

english, 2004

45

Intramolecular cycloaddition/cycloreversion of (E)-3β,17β-diacetoxy-5,10-secoandrost-1(10)-en-5-one

Vladimir A. Khripach, Vladimir N. Zhabinskii, Anna I. Kuchto, Yuliya Y. Zhiburtovich, Vladimir V. Gromak, Marinus B. Groen, Jaap van der Louw, Aede de Groot

Journal:

Tetrahedron Letters

Year:

2006

Language:

english

File:

PDF, 128 KB

english, 2006

46

Germacrenes from fresh costus roots

Jan-Willem de Kraker, Maurice C.R Franssen, Aede de Groot, Toshiro Shibata, Harro J Bouwmeester

Journal:

Year:

2001

Language:

english

File:

PDF, 182 KB

english, 2001

47

Insect antifeedant activity of clerodane diterpenes and related model compounds

Edwin A. Klein Gebbinck, Ben J.M. Jansen, Aede de Groot

Journal:

Year:

2002

Language:

english

File:

PDF, 825 KB

english, 2002

48

The synthesis of Ambrox®-like compounds starting from (+)-larixol

Marjon G Bolster, Ben J.M Jansen, Aede de Groot

Journal:

Year:

2001

Language:

english

File:

PDF, 318 KB

english, 2001

49

The synthesis of (−)-Ambrox® starting from labdanolic acid

Marjon G Bolster, Ben J.M Jansen, Aede de Groot

Journal:

Year:

2001

Language:

english

File:

PDF, 123 KB

english, 2001

50

The synthesis of Ambrox®-like compounds starting from (+)-larixol. Part 2

Marjon G Bolster, Béatrice M.F Lagnel, Ben J.M Jansen, Christophe Morin, Aede de Groot

Journal:

Year:

2001

Language:

english

File:

PDF, 212 KB

english, 2001