El Kaim, Y.: search on Z-Library

The world's largest scientific articles store. 70,000,000+ articles for free.

Don't use scam websites

51

ChemInform Abstract: A New Pyridine Synthesis from Azoenamines.

Didier Coffinier, Laurent El Kaim, Laurence Grimaud, Simon Hadrot

Journal:

Year:

2011

File:

PDF, 29 KB

2011

52

ChemInform Abstract: Ammonia in Ugi—Smiles and Ugi Couplings.

Anaelle Barthelon, Laurent El Kaim, Marion Gizzi, Laurence Grimaud

Journal:

Year:

2011

File:

PDF, 32 KB

2011

53

ChemInform Abstract: Palladium Catalyzed Ring Opening of Furans as a Route to α,β-Unsaturated Aldehydes.

Laurent El Kaim, Laurence Grimaud, Simon Wagschal

Journal:

Year:

2011

File:

PDF, 39 KB

2011

54

ChemInform Abstract: Smiles Cascades Toward Heterocyclic Scaffolds.

Laurent El Kaim, Laurence Grimaud, Xavier F. Le Goff, Aurelie Schiltz

Journal:

Year:

2011

File:

PDF, 33 KB

2011

55

ChemInform Abstract: Three-Component Strategy Toward 5-Membered Heterocycles from Isocyanide Dibromides.

Laurent El Kaim, Laurence Grimaud, Pravin Patil

Journal:

Year:

2011

File:

PDF, 43 KB

2011

56

ChemInform Abstract: A New Multicomponent Reaction for the Synthesis of Pyridines via Cycloaddition of Azadienes and Ketenimines.

Didier Coffinier, Laurent El Kaim, Laurence Grimaud, Eelco Ruijter, Romano V. A. Orru

Journal:

Year:

2011

File:

PDF, 41 KB

2011

57

ChemInform Abstract: Multicomponent Synthesis of Fused Benzimidazolopiperazines.

Laurent El Kaim, Laurence Grimaud, Srinivas Reddy Purumandla

Journal:

Year:

2011

File:

PDF, 43 KB

2011

58

ChemInform Abstract: Copper-Catalyzed Aerobic Oxidative Cyclization of Hydrazones to Pyrazolidinones.

Aurelie Dos Santos, Laurent El Kaim, Laurence Grimaud, Caroline Ronsseray

Journal:

Year:

2011

File:

PDF, 43 KB

2011

59

ChemInform Abstract: Straightforward Four-Component Access to Spiroindolines.

Laurent El Kaim, Laurence Grimaud, Xavier-Frederic Le Goff, Martha Menes-Arzate, Luis D. Miranda

Journal:

Year:

2011

File:

PDF, 34 KB

2011

60

ChemInform Abstract: Allyl and Benzyl Dance under Basic Conditions.

Laurent El Kaim, Laurence Grimaud, Srinivas Reddy Purumandla

Journal:

Year:

2011

File:

PDF, 34 KB

2011

61

ChemInform Abstract: Phosphite-Mediated Synthesis of Benzimidazoles: A One-Pot Four-Component Approach from Nitrophenols.

Lurent El Kaim, Laurence Grimaud, Srinivas Reddy Purumandla

Journal:

Year:

2012

File:

PDF, 33 KB

2012

62

Thiols in Ugi- and Passerini–Smiles-Type Couplings

Anaëlle Barthelon, Laurent El Kaïm, Marie Gizolme, Laurence Grimaud

Journal:

European Journal of Organic Chemistry

Year:

2008

Language:

english

File:

PDF, 421 KB

english, 2008

63

Copper-Catalyzed Aerobic Oxidative Cyclization of Hydrazones to Pyrazolidinones

Aurélie Dos Santos, Laurent El Kaïm, Laurence Grimaud, Caroline Ronsseray

Journal:

European Journal of Organic Chemistry

Year:

2011

Language:

english

File:

PDF, 505 KB

english, 2011

64

Phosphite-Mediated Synthesis of Benzimidazoles: A One-Pot Four-Component Approach from Nitrophenols

Laurent El Kaïm, Laurence Grimaud, Srinivas Reddy Purumandla

Journal:

European Journal of Organic Chemistry

Year:

2011

Language:

english

File:

PDF, 313 KB

english, 2011

65

Trifluoromethyl ketones from carboxylic acids. Part II. A versatile access to trifluoromethylated heterocycles

Jean Boivin, Laurent El Kaim, Samir Z Zard

Journal:

Year:

1995

Language:

english

File:

PDF, 525 KB

english, 1995

66

A new and efficient synthesis of trifluoromethyl ketones from carboxylic acids. Part I

Jean Boivin, Laurent El Kaim, Samir Z Zard

Journal:

Year:

1995

Language:

english

File:

PDF, 729 KB

english, 1995

67

New access to fluorinated glycolic acid derivatives from trifluoropyruvamides

Laurent El Kaim, Stephane Guyoton, Christophe Meyer

Journal:

Tetrahedron Letters

Year:

1996

Language:

english

File:

PDF, 174 KB

english, 1996

68

Beyond the Ugi reaction: less conventional interactions between isocyanides and iminium species

Laurent El Kaim, Laurence Grimaud

Journal:

Year:

2009

Language:

english

File:

PDF, 1.73 MB

english, 2009

69

From isocyanides to trichloropyruvamides: application to a new preparation of oxamide derivatives

Laurent El Kaim, Laetitia Gaultier, Laurence Grimaud, Emilie Vieu

Journal:

Tetrahedron Letters

Year:

2004

Language:

english

File:

PDF, 235 KB

english, 2004

70

Solvent free preparation of amidophosphonates from isocyanides

Laurent El Kaïm, Laurence Grimaud, Simon Hadrot

Journal:

Tetrahedron Letters

Year:

2006

Language:

english

File:

PDF, 94 KB

english, 2006

71

Ugi/xanthate cyclizations as a radical route to lactam scaffolds

Laurent El Kaïm, Laurence Grimaud, Luis Demetrio Miranda, Emilie Vieu

Journal:

Tetrahedron Letters

Year:

2006

Language:

english

File:

PDF, 113 KB

english, 2006

72

Ugi/Smiles access to pyrazine scaffolds

Anaelle Barthelon, Aurélie Dos Santos, Laurent El Kaïm, Laurence Grimaud

Journal:

Tetrahedron Letters

Year:

2008

Language:

english

File:

PDF, 127 KB

english, 2008

73

Three-component Ugi–Smiles couplings of cyclic imines

Laurent El Kaïm, Laurence Grimaud, Julie Oble, Simon Wagschal

Journal:

Tetrahedron Letters

Year:

2009

Language:

english

File:

PDF, 1.88 MB

english, 2009

74

One-pot synthesis of oxazoles using isocyanide surrogates

Laurent El Kaim, Laurence Grimaud, Aurélie Schiltz

Journal:

Tetrahedron Letters

Year:

2009

Language:

english

File:

PDF, 698 KB

english, 2009

75

Ugi–Smiles couplings in water

Laurent El Kaïm, Laurence Grimaud, Srinivas Reddy Purumandla

Journal:

Tetrahedron Letters

Year:

2010

Language:

english

File:

PDF, 1.07 MB

english, 2010

76

A new pyridine synthesis from azoenamines

Didier Coffinier, Laurent El Kaim, Laurence Grimaud, Simon Hadrot

Journal:

Tetrahedron Letters

Year:

2010

Language:

english

File:

PDF, 342 KB

english, 2010

77

A new multicomponent reaction for the synthesis of pyridines via cycloaddition of azadienes and ketenimines

Didier Coffinier, Laurent El Kaim, Laurence Grimaud, Eelco Ruijter, Romano V.A. Orru

Journal:

Tetrahedron Letters

Year:

2011

Language:

english

File:

PDF, 587 KB

english, 2011

78

Trifluoropyruvamides from isocyanides and trifluoroacetic anhydride

Laurent El Kaim

Journal:

Tetrahedron Letters

Year:

1994

Language:

english

File:

PDF, 154 KB

english, 1994

79

An expedient total synthesis of (±)-estrone derivatives

Bernard Barlaam, Jean Boivin, Laurent El Kaim, Samir Z. Zard

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 238 KB

english, 1991

80

An expedient access to trifluoromethyl ketones from carboxylic acids

Jean Boivin, Laurent El Kaim, Samir Z. Zard

Journal:

Tetrahedron Letters

Year:

1992

File:

PDF, 208 KB

1992

81

Amines addition to α-nitrohydrazones: application to amidrazones and triazoles formation

Laurent El Kaim, Laurence Grimaud, Nirmal K. Jana, Franck Mettetal, Cornelia Tirla

Journal:

Tetrahedron Letters

Year:

2002

Language:

english

File:

PDF, 140 KB

english, 2002

82

A new conversion of primary nitro compounds into nitriles

Laurent El Kaim, Ariane Gacon

Journal:

Tetrahedron Letters

Year:

1997

Language:

english

File:

PDF, 157 KB

english, 1997

83

A New Straightforward Formation of Aminoisoxazoles from Isocyanides

Christophe Buron, Laurent El Kaïm, Aytekin Uslu

Journal:

Tetrahedron Letters

Year:

1997

Language:

english

File:

PDF, 355 KB

english, 1997

84

Thiophenol promoted radical cyclisation of hydrazones and oxime ethers

Laurent El Kaim, Ariane Gacon, Aymeric Perroux

Journal:

Tetrahedron Letters

Year:

1998

Language:

english

File:

PDF, 173 KB

english, 1998

85

Trichloroacetic acid hydrazones I: New formation of 1,3,4-oxadiazoles from aldehydes

Laurent El Kaim, Isabelle Le Menestrel, Remy Morgentin

Journal:

Tetrahedron Letters

Year:

1998

Language:

english

File:

PDF, 155 KB

english, 1998

86

Dramatic solvent effect in the multicomponent reaction of nitro compounds with isocyanides

Paul Dumestre, Laurent El Kaim

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 113 KB

english, 1999

87

Bidirectional antimonide laser diodes: application to the development of an infrared probe based on absorption spectroscopy

A. Vicet, B. Cousin, M. Jahjah, Y. El Kaim, Y. Rouillard, B. Jaillard

Journal:

Applied Physics B: Lasers and Optics

Year:

2011

Language:

english

File:

PDF, 1.32 MB

english, 2011

88

Ugi–Smiles couplings: new entries toN-aryl carboxamide derivatives

Laurent El Kaïm, Laurence Grimaud

Journal:

Molecular Diversity

Year:

2010

Language:

english

File:

PDF, 716 KB

english, 2010

89

Trifluoropyruvamides from isocyanides and trifluoroacetic anhydride

Laurent El Kaïm, Emmanuel Pinot-Périgord

Journal:

Year:

1998

Language:

english

File:

PDF, 697 KB

english, 1998

90

ChemInform Abstract: New Access to Fluorinated Glycolic Acid Derivatives from Trifluoropyruvamides.

L. EL KAIM, S. GUYOTON, C. MEYER

Journal:

Year:

1996

File:

PDF, 33 KB

1996

91

ChemInform Abstract: An Unprecedented Radical Reaction of Benzotriazole Derivatives. A New Efficient Method for the Generation of Iminyl Radicals.

L. EL KAIM, C. MEYER

Journal:

Year:

1996

File:

PDF, 32 KB

1996

92

ChemInform Abstract: Four-Component Synthesis of Indazole Through Ugi-Azide Coupling.

Laurent El Kaim, Laurence Grimaud, Srinivas Reddy Purumandla

Journal:

Year:

2012

File:

PDF, 25 KB

2012

93

ChemInform Abstract: Ugi—Smiles Couplings of 4-Substituted Pyridine Derivatives: A Fast Access to Chloroquine Analogues.

Laurent El Kaim, Laurence Grimaud, Patil Pravin

Journal:

Year:

2012

File:

PDF, 63 KB

2012

94

ChemInform Abstract: Palladium-Catalyzed Ring-Opening of Aminocyclopropyl Ugi Adducts.

Aurelie Dos Santos, Laurent El Kaim, Laurence Grimaud, Romain Ramozzi

Journal:

Year:

2012

File:

PDF, 49 KB

2012

95

ChemInform Abstract: Ugi—Smiles Coupling of Thiouracil Derivatives Towards 2,4-Diamino Pyrimidines.

Madjid Ait Sidhoum, Laurent El Kaim, Laurence Grimaud

Journal:

Year:

2012

File:

PDF, 45 KB

2012

96

An Unprecedented Radical Reaction of Benzotriazole Derivatives. A New Efficient Method for the Generation of Iminyl Radicals

Kaim, L. El, Meyer, C.

Journal:

Journal of Organic Chemistry

Year:

1996

Language:

english

File:

PDF, 177 KB

english, 1996

97

New Ugi-Smiles-Metathesis Strategy toward the Synthesis of Pyrimido Azepines

El Kaïm, Laurent, Grimaud, Laurence, Oble, Julie

Journal:

Journal of Organic Chemistry

Year:

2007

Language:

english

File:

PDF, 231 KB

english, 2007

98

New versatile approach to α-hydrazonoesters and amino acid derivatives through a modified Japp–Klingemann reaction

Atlan, V., Kaim, L. El, Supiot, C.

Journal:

Chemical Communications

Year:

2000

Language:

english

File:

PDF, 453 KB

english, 2000

99

Smiles Rearrangements in Ugi- and Passerini-Type Couplings: New Multicomponent Access to O- and N-Arylamides

El Kaïm, Laurent, Gizolme, Marie, Grimaud, Laurence, Oble, Julie

Journal:

Journal of Organic Chemistry

Year:

2007

Language:

english

File:

PDF, 367 KB

english, 2007

100

Direct Access to Heterocyclic Scaffolds by New Multicomponent Ugi−Smiles Couplings

Gizolme, Marie, Grimaud, Laurence, Oble, Julie, El Kaim, Laurent

Journal:

Organic Letters

Year:

2006

Language:

english

File:

PDF, 68 KB

english, 2006