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1

Alkaloids of Crinum latifolium

Shibnath Ghosal, Kulwant S. Saini, August W. Frahm

Journal:

Year:

1983

Language:

english

File:

PDF, 464 KB

english, 1983

2

Asymmetrische reduktive Aminierung von Cycloalkanonen, 4. Mitt. Synthese optisch aktiver trans-3-substituierter Cyclohexanamine

Gerd Knupp, August W. Frahm

Journal:

Archiv der Pharmazie

Year:

1985

File:

PDF, 394 KB

1985

3

Phytochemical Investigation of Perovskia abrotanoides

Khaliq, Simin, Volk, Franz-Josef, Frahm, August

Journal:

Year:

2007

Language:

english

File:

PDF, 292 KB

english, 2007

4

Structure Activity Relationship of Homochiral 7-Substituted 1-Aminoindans as 5-HT1A Receptor Ligands

Dorothea Landsiedel-Maier, August Wilhelm Frahm

Journal:

Archiv der Pharmazie

Year:

1998

Language:

english

File:

PDF, 237 KB

english, 1998

5

Separation and first structure elucidation of Cremophor® EL-components by hyphenated capillary electrophoresis and delayed extraction-matrix assisted laser desorption/ionization-time of flight-mass spectrometry

Thomas Meyer, Dietmar Waidelich, August Wilhelm Frahm

Journal:

ELECTROPHORESIS

Year:

2002

Language:

english

File:

PDF, 227 KB

english, 2002

6

Alkaloids of Crinum pratense

Shibnath Ghosal, Potharaju H. Rao, Dinesh K. Jaiswal, Yatendra Kumar, August W. Frahm

Journal:

Year:

1981

Language:

english

File:

PDF, 287 KB

english, 1981

7

Antiherpetic Effects of Gynura procumbens

Jarikasem, Siripen, Charuwichitratana, Somyot, Siritantikorn, Sontana, Chantratita, Wasan, Iskander, Magdy, Frahm, August Wilhelm, Jiratchariyakul, Weena

Journal:

Evidence-based Complementary and Alternative Medicine

Year:

2013

Language:

english

File:

PDF, 1.83 MB

english, 2013

8

Substituted Xanthones as Antimycobacterial Agents

Klaus-Jürgen Schaper, Martina Pickert, August Wilhelm Frahm

Journal:

Archiv der Pharmazie

Year:

1999

Language:

english

File:

PDF, 261 KB

english, 1999

9

Substituted Xanthones as Antimycobacterial Agents, Part 2: Antimycobacterial Activity

Martina Pickert, Klaus Jürgen Schaper, August Wilhelm Frahm

Journal:

Archiv der Pharmazie

Year:

1998

Language:

english

File:

PDF, 200 KB

english, 1998

10

Zur Stereochemie der 3-Oxo-5-phenyl-1-cyclopentancarbonsäuren, 7. Mitt. Synthese kernfluorierter, stereomerer 5-Phenyl-dihydrosarkomycine, Teil 1

Inge Körfer, August W. Frahm

Journal:

Archiv der Pharmazie

Year:

1985

Language:

german

File:

PDF, 429 KB

german, 1985

11

Enantiomeric and diastereomeric high-performance liquid chromatographic separation of cyclic β-substituted α-amino acids on a copper(II)-d-penicillamine chiral stationary phase

Michael Schlauch, Franz-Josef Volk, Kamalesh Pai Fondekar, Judith Wede, August W Frahm

Journal:

Journal of Chromatography A

Year:

2000

Language:

english

File:

PDF, 179 KB

english, 2000

12

EPC syntheses and structure–activity relationships of hypoglycaemic semicyclic amidines

Susanne Hartmann, Susanne Ullrich, Charlotte Hupfer, August W Frahm

Journal:

European Journal of Medicinal Chemistry

Year:

2000

Language:

english

File:

PDF, 207 KB

english, 2000

13

Diastereoselective α-iminoamine rearrangement: asymmetric synthesis of (R)-(−)- and (S)-(+)-2-benzyl-2-hydroxycyclohexanone

Philippe Bisel, Gerhard Lauktien, Edgar Weckert, August W. Frahm

Journal:

Tetrahedron: Asymmetry

Year:

1998

Language:

english

File:

PDF, 147 KB

english, 1998

14

Carbocyclic α-amino acids: asymmetric synthesis of all four 1-amino-2-hydroxycyclohexanecarboxylic acids

Kamalesh Pai Fondekar, Franz-J Volk, August W Frahm

Journal:

Tetrahedron: Asymmetry

Year:

1999

Language:

english

File:

PDF, 160 KB

english, 1999

15

Alkaloids of the Flowers of Pancratium maritimum

Youssef, Diaa, Frahm, August

Journal:

Year:

1998

Language:

english

File:

PDF, 162 KB

english, 1998

16

Asymmetrische reduktive Aminierung von Cycloalkanonen 2. Synthese und absolute Konfiguration 2-substituierter Cyclohexanamine

Gerd Knupp, August W. Frahm

Journal:

European Journal of Inorganic Chemistry

Year:

1984

File:

PDF, 1.00 MB

1984

17

Asymmetric Strecker synthesis of enantiopure 2,4-ethanothreonines

Udo Meyer, Elke Breitling, Philippe Bisel, August W. Frahm

Journal:

Tetrahedron: Asymmetry

Year:

2004

Language:

english

File:

PDF, 378 KB

english, 2004

18

Expeditious synthesis and chromatographic resolution of (+)- and (−)-trans-1-benzylcyclohexan-1,2-diamine hydrochlorides

Philippe Bisel, Michael Schlauch, Edgar Weckert, Kweon-Seok Sin, August Wilhelm Frahm

Journal:

Year:

2001

Language:

english

File:

PDF, 157 KB

english, 2001

19

Asymmetrische reduktive Aminierung von Cycloalkanonen, 7. Mitt. Die asymmetrische Synthese von cis-1R,2R- und cis-1S,2S-2-Arylcyclohexanaminen

Corina M. Nachtsheim, August W. Frahm

Journal:

Archiv der Pharmazie

Year:

1989

File:

PDF, 716 KB

1989

20

Asymmetrische reduktive Aminierung von Cycloalkanonen, 11. Mitt.1,2): Synthese optisch aktiver 2-substituierter Cycloheptanamine

Lie Kuo Liem, August W. Frahm

Journal:

Archiv der Pharmazie

Year:

1991

File:

PDF, 939 KB

1991

21

Synthese und spektroskopische Eigenschaften von cis-1.3.3a.8a-Tetrahydrocyclopent[a]inden-2.8-dion

Gerd Knupp, Heinrich Hambloch, August W. Frahm

Journal:

Archiv der Pharmazie

Year:

1985

File:

PDF, 238 KB

1985

22

ChemInform Abstract: EPC Syntheses and Structure—Activity Relationships of Hypoglycaemic Semicyclic Amidines.

Susanne Hartmann, Susanne Ullrich, Charlotte Hupfer, August W. Frahm

Journal:

Year:

2000

File:

PDF, 27 KB

2000

23

Structure establishment by two-dimensional NMR spectroscopy of the product obtained in the reaction of MCPBA and himachalol and revised 1H NMR assignments for himachalol

Pawan K. Agrawal, August W. Frahm, M. Schneider

Journal:

Magnetic Resonance in Chemistry

Year:

1992

Language:

english

File:

PDF, 367 KB

english, 1992

24

A Novel Approach to the Rare 4- and 5-Alkylindan-2-ols

Bisel, Philippe, Frahm, August W.

Journal:

Journal of Chemical Research

Year:

1998

Language:

english

File:

PDF, 106 KB

english, 1998

25

Asymmetrische reduktive Aminierung von Cycloalkanonen 8. Mitt. Die EPC-Synthese arylsubstituierter cis-4aR, 10bR- und cis-4aS, 10bS-Octahydrophenanthridine

Corina M. Nachtsheim, August W. Frahm

Journal:

Archiv der Pharmazie

Year:

1989

Language:

german

File:

PDF, 601 KB

german, 1989

26

13C nuclear magnetic resonance spectra of amaryllidaceae alkaloids. I—alkaloids with the crinane skeleton

August W. Frahm, Ahmed A. Ali, Mahmoud A. Ramadan

Journal:

Magnetic Resonance in Chemistry

Year:

1985

Language:

english

File:

PDF, 418 KB

english, 1985

27

Carbocyclic α-amino acids: asymmetric Strecker synthesis of a series of 2-alkylated 1-aminocyclopentanecarboxylic acids

Judith Wede, Franz-J Volk, August W Frahm

Journal:

Tetrahedron: Asymmetry

Year:

2000

Language:

english

File:

PDF, 3.77 MB

english, 2000

28

A Thermodynamic Study of the Temperature-Dependent Elution Order of Cyclic α-Amino Acid Enantiomers on a Copper(II)− d -Penicillamine Chiral Stationary Phase

Schlauch, Michael, Frahm, August Wilhelm

Journal:

Analytical Chemistry

Year:

2001

Language:

english

File:

PDF, 59 KB

english, 2001

29

Zur Stereochemie der 3-Oxo-5-phenyl-1-cyclopentancarbonsäuren, 5. Mitt. Zur stereoselektiven Synthese der stereomeren 5-Phenyl-dihydroisosarkomycine

August W. Frahm

Journal:

Archiv der Pharmazie

Year:

1982

File:

PDF, 440 KB

1982

30

Zur Stereochemie ephedrinähnlicher Verbindungen. Die absolute Konfiguration der vier isomeren cis- und trans-6-Amino-6.7.8.9-tetrahydro-5 H-benzocycloheptenole-(5)

Günther Mohr, August Wilhelm Frahm, Felix Zymalkowski

Journal:

European Journal of Organic Chemistry

Year:

1972

Language:

german

File:

PDF, 463 KB

german, 1972

31

Circular dichroism of C-7, C-6 trans-fused guaianolides of Centaurea scoparia

Diaa Youssef, August W. Frahm

Journal:

Year:

1996

Language:

english

File:

PDF, 345 KB

english, 1996

32

The Heliangolide Dihydrohirsutolide from Arctotis fastuosa and Dichloromethyldihydrohirsutolide

Ali, Ahmed A., El-Emary, Nasr A., Khalifa, Azza A., Volk, Franz-J., Frahm, August W.

Journal:

Year:

2000

Language:

english

File:

PDF, 73 KB

english, 2000

33

Constituents of the Egyptian Centaurea scoparia ; III. Phenolic Constituents of the Aerial Parts

Youssef, Diaa, Frahm, August

Journal:

Year:

1995

Language:

english

File:

PDF, 332 KB

english, 1995

34

Asymmetrische reduktive Aminierung von Cycloalkanonen, 10. Mitt.: EPC-Synthese cis-bicyclischer Lactame und Amine

Farghaly Omar, August W. Frahm

Journal:

Archiv der Pharmazie

Year:

1990

File:

PDF, 443 KB

1990

35

Revised Assignment of 13C-NMR-Signals to Quarternary Carbons of the Amaryllidaceae Alkaloid Lycorin. Neuzuordnungen von 13C-NMR-Signalen zu quartären C-Atomen des Amaryllidaceae-Leitalkaloids Lycorin

Marcus Spohn, Volker Brecht, August W. Frahm

Journal:

Archiv der Pharmazie

Year:

1994

Language:

english

File:

PDF, 158 KB

english, 1994

36

Asymmetrische reduktive Aminierung von Cycloalkanonen, 5. Synthese und absolute Konfiguration 2-substituierter Cyclopentanamine

Wolfgang Wiehl, August W. Frahm

Journal:

European Journal of Inorganic Chemistry

Year:

1986

File:

PDF, 547 KB

1986

37

Differentiation of diastereomeric 2-substituted cyclohexanamines with three chirality centres by 13C NMR spectroscopy

Gerd Knupp, August W. Frahm

Journal:

Magnetic Resonance in Chemistry

Year:

1988

Language:

english

File:

PDF, 383 KB

english, 1988

38

Immunomodulatory effect and quantitation of a cytotoxic glycosphingolipid fromMurdannia loriformis

Weena Jiratchariyakul, Molvibha Vongsakul, Leena Sunthornsuk, Primchanien Moongkarndi, Ammararat Narintorn, Aimon Somanabandhu, Hikaru Okabe, August Wilhelm Frahm

Journal:

Journal of Natural Medicines

Year:

2006

Language:

english

File:

PDF, 277 KB

english, 2006

39

Zur Stereochemie der 3-Oxo-5-phenyl-1-cyclopentancarbonsäuren, 10. Mitt. Versuche zum Existenzbeweis der t-2-Methyl-3-oxo-r-5-(4-fluorphenyl)-t-1-cyclopentancarbonsäure

Inge Körfer, August W. Frahm

Journal:

Archiv der Pharmazie

Year:

1986

File:

PDF, 205 KB

1986

40

Members of the acid blue 129 family as potent and selective P2Y-receptor antagonists

Markus Glänzel, Ralph Bültmann, Klaus Starke, August Wilhelm Frahm

Journal:

Drug Development Research

Year:

2003

Language:

english

File:

PDF, 142 KB

english, 2003

41

An investigation of the keto-enol tautomerism in 2-acetyl-1-tetralone by 2D NMR spectroscopy

Pawan K. Agrawal, Raghunath S. Thakur, August W. Frahm, M. Schneider

Journal:

Magnetic Resonance in Chemistry

Year:

1990

Language:

english

File:

PDF, 233 KB

english, 1990

42

Comparison of three chiral stationary phases with respect to their enantio- and diastereoselectivity for cyclic β-substituted α-amino acids

Michael Schlauch, Olha Kos, August W Frahm

Journal:

Journal of Pharmaceutical and Biomedical Analysis

Year:

2002

Language:

english

File:

PDF, 203 KB

english, 2002

43

Enantioselective determination of (R)- and (S)-sotalol in human plasma by on-line coupling of a restricted-access material precolumn to a cellobiohydrolase I-based chiral stationary phase

Michael Schlauch, Katrin Fulde, August W Frahm

Journal:

Journal of Chromatography B

Year:

2002

Language:

english

File:

PDF, 245 KB

english, 2002

44

Constituents of the Egyptian Centaurea scoparia ; Part II. Guaianolides of the Aerial Parts

Youssef, Diaa, Frahm, August

Journal:

Year:

1994

File:

PDF, 280 KB

1994

45

Asymmetric Reductive Amination of Cycloalkanones, XIII: Enantioselective Amidoamination: A New Regiospecific Strategy for the Synthesis of Chiral Cyclohexane-1,2-diamino-Derivatives

Wolfgang H. Schlichter, August W. Frahm

Journal:

Archiv der Pharmazie

Year:

1993

Language:

english

File:

PDF, 759 KB

english, 1993

46

Spirocyclic nortriterpenes from the bulbs of Veltheimia viridifolia

Gudrun Amschler, August W. Frahm, Dieter Müller-Doblies, Ulrike Müller-Doblies

Journal:

Year:

1998

Language:

english

File:

PDF, 648 KB

english, 1998

47

ChemInform Abstract: STEREOCHEMISTRY OF 3-OXO-5-PHENYL-1-CYCLOPENTANECARBOXYLIC ACIDS, III. SYNTHESIS OF THE STEREOMERIC 5-PHENYLDIHYDROSARCOMYCINS, PART 1

FRAHM, AUGUST WILHELM

Journal:

Chemischer Informationsdienst

Year:

1976

Language:

german

File:

PDF, 255 KB

german, 1976

48

Asymmetric Synthesis and Structure-Activity Relationship of the Four Stereoisomers of the Antibiotic Amidinomycin Part 1: The Synthesis

Sun-Young Sung, August Wilhelm Frahm

Journal:

Archiv der Pharmazie

Year:

1996

Language:

english

File:

PDF, 1.02 MB

english, 1996

49

Asymmetrische reduktive Aminierung von Cycloalkanonen 6. Mitt.: Die asymmetrische Synthese der cis-4aR,8aR- und cis-4aS,8aS- Dekahydrochinoline

Farghaly Omar, August W. Frahm

Journal:

Archiv der Pharmazie

Year:

1988

Language:

german

File:

PDF, 394 KB

german, 1988

50

ChemInform Abstract: Carbocyclic α-Amino Acids: Asymmetric Strecker Synthesis of a Series of 2-Alkylated 1-Aminocyclopentanecarboxylic Acids.

Judith Wede, Franz-J. Volk, August W. Frahm

Journal:

Year:

2000

Language:

english

File:

PDF, 35 KB

english, 2000

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