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51

Conformational Analysis of the Cyclic Pentadepsipeptide Cyclo(Tro-Aib-Aib-Aib-Aib) in the Solid State and in Solution

Kristian N. Koch, Gudrun Hopp, Anthony Linden, Kerstin Moehle, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

2001

Language:

english

File:

PDF, 157 KB

english, 2001

52

Scope and Limitation of the Acid-Catalyzed Isomerization of Aib-Containing Thiopeptides

Roland A. Breitenmoser, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

2001

Language:

english

File:

PDF, 137 KB

english, 2001

53

A Novel 2H-Azirin-3-amine as a Dipeptide (Aib-Hyp) Synthon

Roland A. Breitenmoser, Thomas R. Hirt, Roeland T. N. Luykx, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

2001

Language:

english

File:

PDF, 104 KB

english, 2001

54

Synthesis and Reactivity of 2-(6,7-Diethoxy-3,4-dihydroisoquinolin- 1-yl)acetonitrile towards Hydrazonoyl Halides

Enas M. Awad, Nehal M. Elwan, Hamdi M. Hassaneen, Anthony Linden, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

2001

Language:

english

File:

PDF, 104 KB

english, 2001

55

New Optically Active 2H-Azirin-3-amines as Synthons for Enantiomerically Pure 2,2-Disubstituted Glycines

Kathrin A. Brun, Anthony Linden, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

2001

Language:

english

File:

PDF, 261 KB

english, 2001

56

Regioselectivity of the 1,3-Oxathiolane Formation in the Lewis Acid-Catalyzed Reaction of Thioketones with Asymmetrically Substituted Oxiranes

Changchun Fu, Anthony Linden, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

2001

Language:

english

File:

PDF, 424 KB

english, 2001

57

New Routes to Fused Isoquinolines

Enas M. Awad, Nehal M. Elwan, Hamdi M. Hassaneen, Anthony Linden, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

2002

Language:

english

File:

PDF, 172 KB

english, 2002

58

Reaction of Thiocarbonyl S-Methylides with Acetylenic Dipolarophiles and an Unexpected Rearrangement of the Cycloadducts

Tomasz Gendek, Grzegorz Mlostoń, Anthony Linden, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

2002

Language:

english

File:

PDF, 222 KB

english, 2002

59

Synthesis and Use of 2H-Azirin-3-amines as Dipeptide Synthons

Roland A. Breitenmoser, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

2002

Language:

english

File:

PDF, 333 KB

english, 2002

60

Synthesis of Bis(2,4-diarylimidazol-5-yl) Diselenides from N-Benzylbenzimidoyl Isoselenocyanates

Plamen K. Atanassov, Yuehui Zhou, Anthony Linden, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

2002

Language:

english

File:

PDF, 197 KB

english, 2002

61

Formation of 1,3-Thiazol-5(4H)-imines and 1,3-Oxazol-5(4H)-imines in Aib-Containing Thiopeptides

Roland A. Breitenmoser, Anthony Linden, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

2002

Language:

english

File:

PDF, 643 KB

english, 2002

62

Studies on Reactions of Thioketones with Trimethyl(trifluoromethyl)silane Catalyzed by Fluoride Ions

Grzegorz Mlostoń, G. K. Surya Prakash, George A. Olah, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

2002

Language:

english

File:

PDF, 158 KB

english, 2002

63

1,3-Thiazolidine-dicarboxylates from Thioketones and Thermally Generated Azomethine Ylides

Grzegorz Mlostoń, Katarzyna Urbaniak, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

2002

Language:

english

File:

PDF, 108 KB

english, 2002

64

Synthesis of an Enantiomerically Pure 1,3-Thiazole-5(4H)-thione and Its Stereoselective 1,3-Dipolar Cycloaddition with an Azomethine Ylide

Andreas Gebert, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

2002

Language:

english

File:

PDF, 121 KB

english, 2002

65

Unexpected Formation of Dimethylthioketene Cycloadducts in the Reaction of 1,3-Diphenylaziridine-2,2-dicarboxylate with Cyclobutanethione Derivatives

Grzegorz Mlostoń, Katarzyna Urbaniak, Anthony Linden, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

2002

Language:

english

File:

PDF, 164 KB

english, 2002

66

New Optically Active 2H-Azirin-3-amines as Synthons for Enantiomerically Pure 2,2-Disubstituted Glycines: Synthesis of Synthons for Tyr(2Me) and Dopa(2Me), and Their Incorporation into Dipeptides

Kathrin A. Brun, Anthony Linden, Heinz Heimgartner

Journal:

Helvetica Chimica Acta

Year:

2002

Language:

english

File:

PDF, 277 KB

english, 2002

67

CIDNP-Beweis für das unterschiedliche Verhalten von Singulett- und Triplett-Radikalpaaren bei der Photo-Claisen-Umlagerung

Prof. Dr. Waldemar Adam, Prof. Dr. Hanns Fischer, Dr. Hans-Jürgen Hansen, Dr. Heinz Heimgartner, Prof. Dr. Hans Schmid, Dipl.-Chem. Hans-Rudolf Waespe

Journal:

Angewandte Chemie

Year:

1973

Language:

german

File:

PDF, 327 KB

german, 1973

68

3-Amino-2H-azirine, Bausteine für α,α-disubstituierte α-Aminosäuren in Heterocyclen- und Peptidsynthesen

Prof. Dr. Heinz Heimgartner

Journal:

Angewandte Chemie

Year:

1991

Language:

german

File:

PDF, 2.24 MB

german, 1991

69

Chemie der Heterocyclen. Von T. Eicher und S. Hauptmann. Thieme, Stuttgart, 1994. 504 S., Broschur 79.00 DM. – ISBN 3-13-135401-1

Heinz Heimgartner

Journal:

Angewandte Chemie

Year:

1995

Language:

german

File:

PDF, 142 KB

german, 1995

70

Heterocyclenchemie. Von T. L. Gilchrist. VCH, Weinheim, 1995. 445 S., Broschur 68.00 DM/geb. 128.00 DM. ISBN 3-527-29223-3/3-527-29345-0

Heinz Heimgartner

Journal:

Angewandte Chemie

Year:

1996

Language:

german

File:

PDF, 308 KB

german, 1996

71

CIDNP Evidence for Divergent Behavior of Singlet and Triplet Radical Pair Encounters in the Photo-Claisen Rearrangement

Prof. Dr. Waldemar Adam, Prof. Dr. Hanns Fischer, Dr. Hans-Jürgen Hansen, Dr. Heinz Heimgartner, Prof. Dr. Hans Schmid, Dipl.-Chem. Hans-Rudolf Waespe

Journal:

Angewandte Chemie International Edition

Year:

1973

Language:

english

File:

PDF, 213 KB

english, 1973

72

3-Amino-2H-Azirines. Synthons for α,α-Disubstituted α-Amino Acids in Heterocycle and Peptide Synthesis [New Analytical Methods (43)]

Prof. Dr. Heinz Heimgartner

Journal:

Angewandte Chemie International Edition

Year:

1991

Language:

english

File:

PDF, 2.30 MB

english, 1991

73

Solution-Phase Synthesis of Aib-Containing Cyclic Hexapeptides

Tatjana Jeremic, Anthony Linden, Heinz Heimgartner

Journal:

Chemistry & Biodiversity

Year:

2004

Language:

english

File:

PDF, 771 KB

english, 2004

74

The First Total Synthesis of the Peptaibol Hypomurocin A1 and Its Conformation Analysis: an Application of the ‘Azirine/Oxazolone Method’

Nicolas Pradeille, Oliver Zerbe, Kerstin Möhle, Anthony Linden, Heinz Heimgartner

Journal:

Chemistry & Biodiversity

Year:

2005

Language:

english

File:

PDF, 564 KB

english, 2005

75

Coexistence of Hydrogen-Bonded Loop and Extended Tetrapeptide Conformations

Valentina Cervetto, Rolf Pfister, Christoph Kolano, Harald Bregy, Heinz Heimgartner, Jan Helbing

Journal:

Chemistry - A European Journal

Year:

2007

Language:

english

File:

PDF, 639 KB

english, 2007

76

ChemInform Abstract: Carbenoid Reactions of Dimethyl Diazomalonate with Aromatic Thioketones and 1,3-Thiazole-5(4H)-thiones.

G. MLOSTON, H. HEIMGARTNER

Journal:

Year:

1997

File:

PDF, 27 KB

1997

77

ChemInform Abstract: Optically Active 3-Amino-2H-azirines as Synthons for Enantiomerically Pure α,α-Disubstituted α-Amino Acids: Syntheses of Isovaline Synthons and a Segment of Trichotoxin A-50.

C. B. BUCHER, H. HEIMGARTNER

Journal:

Year:

1997

File:

PDF, 38 KB

1997

78

ChemInform Abstract: Synthesis of 1,2,5-Thiadiazepine Derivatives by Ring Enlargement of 1, 2-Thiazetidin-3-one 1,1-Dioxides with 3-Amino-2H-azirines.

T. R. MIHOVA, A. LINDEN, H. HEIMGARTNER

Journal:

Year:

1997

File:

PDF, 28 KB

1997

79

ChemInform Abstract: Ring Opening of Sterically Crowded Spirocyclic 2,5-Dihydro-1,3,4- thiadiazoles by Cycloaliphatic Secondary Amines.

G. MLOSTON, J. ROMANSKI, A. LINDEN, H. HEIMGARTNER

Journal:

Year:

1997

File:

PDF, 30 KB

1997

80

ChemInform Abstract: An Unexpected Isomerization of N-Aryl-3-amino-4-nitroisothiazol-5(2H)- imines to 2-(Benzothiazol-2-yl)-2-nitroethene-1,1-diamines.

D. MOYA ARGILAGOS, M. I. GARCIA TRIMINO, A. MACIAS CABRERA, A. LINDEN, H. HEIMGARTNER

Journal:

Year:

1997

File:

PDF, 28 KB

1997

81

ChemInform Abstract: First Example of a 1,3-Dipolar Cycloaddition of 1,3-Thiazole-5(4H)- thiones with an Azomethine Ylide; Crystal Structures of a Pair of Stereoisomeric Adducts.

G. MLOSTON, A. LINDEN, H. HEIMGARTNER

Journal:

Year:

1997

File:

PDF, 29 KB

1997

82

ChemInform Abstract: Synthesis of Cyclic Depsipeptides and Peptides via Direct Amide Cyclization.

J. M. VILLALGORDO, H. HEIMGARTNER

Journal:

Year:

1997

File:

PDF, 29 KB

1997

83

ChemInform Abstract: 1,3-Dipolar Cycloadditions of a Carbonyl-Ylide with 1,3-Thiazole-5(4H)- thiones and Thioketones.

K.-R. MEIER, A. LINDEN, G. MLOSTON, H. HEIMGARTNER

Journal:

Year:

1997

File:

PDF, 31 KB

1997

84

ChemInform Abstract: Novel Heterospirocyclic 3-Amino-2H-azirines as Synthons for Heterocyclic α-Amino Acids.

C. STRAESSLER, A. LINDEN, H. HEIMGARTNER

Journal:

Year:

1997

File:

PDF, 32 KB

1997

85

ChemInform Abstract: “Three-Component Reaction” with Aromatic Thioketones, Phenyl Azide, and Dimethyl Fumarate.

G. MLOSTON, J. ROMANSKI, A. LINDEN, H. HEIMGARTNER

Journal:

Year:

1997

File:

PDF, 29 KB

1997

86

ChemInform Abstract: An Unexpected Transformation of Benzyl Carbamates into α-Azidobenzeneacetamides.

C. STRAESSLER, H. HEIMGARTNER

Journal:

Year:

1998

File:

PDF, 32 KB

1998

87

ChemInform Abstract: [2 + 3] Cycloadditions of “Thiocarbonyl Ylides” (= (Alkylidenesulfonio)methanides) and Diazoalkanes with N,N′-(Thiocarbonyl)diimidazole (=1,1′-(Carbonothioyl)bis[1H-imidazole]).

G. MLOSTON, T. GENDEK, A. LINDEN, H. HEIMGARTNER

Journal:

Year:

1998

File:

PDF, 33 KB

1998

88

ChemInform Abstract: Trapping of Thiocarbonyl Ylides with NH-Azoles; a Novel Route to N-Substituted Azoles.

G. MLOSTON, T. GENDEK, H. HEIMGARTNER

Journal:

Year:

1998

File:

PDF, 31 KB

1998

89

ChemInform Abstract: 1,3-Oxathiole and Thiirane Derivatives from the Reactions of Azibenzil and α-Diazo Amides with Thiocarbonyl Compounds.

M. KAEGI, A. LINDEN, G. MLOSTON, H. HEIMGARTNER

Journal:

Year:

1998

File:

PDF, 42 KB

1998

90

ChemInform Abstract: 1,3-Dipolar Cycloadditions with 1-Alkoxy-Substituted Nitrile Ylides.

N. BOJKOVA, H. HEIMGARTNER

Journal:

Year:

1998

File:

PDF, 30 KB

1998

91

ChemInform Abstract: Reaction of N,N′-Dimethyl-2-nitroethene-1,1-diamine with α,β-Unsaturated Acyl Isothiocyanates: Preparation of 1,3-Thiazin-4-one and 4-Nitro-1,2-thiazol-5(2H)-imine Derivatives.

M. I. GARCIA TRIMINO, A. MACIAS CABRERA, H. VELEZ CASTRO, A. ROSADO PEREZ, D. MOYA ARGILAGOS, A. LINDEN, H. HEIMGARTNER

Journal:

Year:

1998

File:

PDF, 34 KB

1998

92

ChemInform Abstract: Reactions of Ethyl Diazoacetate with Thioketones.

M. KAEGI, G. MLOSTON, H. HEIMGARTNER

Journal:

Year:

1998

File:

PDF, 36 KB

1998

93

ChemInform Abstract: Synthesis of the Endothiopeptide Boc-Trp-Ile-Ala-Aib-Ile-ValΨ[CSNH]Aib-Leu-Aib-Pro-OMe by a Variation of the ′Azirine/Oxazolone Method′.

J. LEHMANN, A. LINDEN, H. HEIMGARTNER

Journal:

Year:

1998

File:

PDF, 30 KB

1998

94

ChemInform Abstract: Flash Vacuum Pyrolysis of 1,3-Thiazole-5(4H)-thiones.

S. LESNIAK, G. MLOSTON, H. HEIMGARTNER

Journal:

Year:

1998

File:

PDF, 32 KB

1998

95

ChemInform Abstract: New Insertion Reactions of Some Carbenoids into Amide- and Sulfonamide—NH Bonds.

G. MLOSTON, M. CELEDA, A. SWIATEK, M. KAEGI, H. HEIMGARTNER

Journal:

Year:

1998

File:

PDF, 35 KB

1998

96

ChemInform Abstract: First Examples of Reactions of Azole N-Oxides with Thioketones: A Novel Type of Sulfur-Transfer Reaction.

G. MLOSTON, T. GENDEK, H. HEIMGARTNER

Journal:

Year:

1998

File:

PDF, 35 KB

1998

97

ChemInform Abstract: Sulfur-Centered Reactive Intermediates: Thiocarbonyl Ylides—Precursors of Some Heterocyclic Compounds

G. MLOSTON, J. ROMANSKI, M. KAGI, H. HEIMGARTNER

Journal:

Year:

1999

File:

PDF, 25 KB

1999

98

ChemInform Abstract: Desulfurization of 4-Nitro-N,2-diphenyl-3-(phenylamino)isothiazol-5(2H)-imine: Formation of a 3-Imino-2-nitroprop-2-enamidine.

Dally Moya Argilagos, Roland W. Kunz, Anthony Linden, Heinz Heimgartner

Journal:

Year:

1999

Language:

english

File:

PDF, 32 KB

english, 1999

99

ChemInform Abstract: From 3-Amino-2H-azirines to Peptides

Heinz Heimgartner

Journal:

Year:

1999

File:

PDF, 24 KB

1999

100

ChemInform Abstract: First Synthesis of gem-Difluorothiiranes from Cycloaliphatic Thioketones and Difluorocarbene.

Grzegorz Mloston, Jaroslaw Romanski, Heinz Heimgartner

Journal:

Year:

1999

File:

PDF, 30 KB

1999

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