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Widyan, Khalid
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1

Acylation of terminal alkynes with N-acylbenzotriazole: syn..:

Widyan, Khalid
Monatshefte für Chemie - Chemical Monthly.  154 (2023)  6 - p. 645-649 , 2023
Link: https://doi.org/10.1007/..
 
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2

An Improved Synthesis of Sulfonyl Azides in Ionic Liquids:

Widyan, Khalid
Organic Preparations and Procedures International.  53 (2021)  5 - p. 455-460 , 2021
Link: https://doi.org/10.1080/..
 
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3

An Improved Synthesis of Polyfunctional Acyl Azides in PEG ..:

Widyan, Khalid
Organic Preparations and Procedures International.  53 (2021)  2 - p. 120-126 , 2021
Link: https://doi.org/10.1080/..
 
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4

Recycling Powered by Release of Carbon Dioxide:

Laurell Nash, Anna ; Widyan, Khalid ; Moberg, Christina
ChemCatChem.  6 (2014)  12 - p. 3314-3317 , 2014
Link: https://doi.org/10.1002/..
 
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5

Enantioenriched ω-bromocyanohydrin derivatives. Improved se..:

Hertzberg, Robin ; Widyan, Khalid ; Heid, Berenice.
Tetrahedron.  68 (2012)  37 - p. 7680-7684 , 2012
Link: https://doi.org/10.1016/..
 
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6

Minor Enantiomer Recycling—Effect of Two Reinforcing Cataly..:

Fransson, Linda ; Laurell, Anna ; Widyan, Khalid...
ChemCatChem.  2 (2010)  6 - p. 683-693 , 2010
Link: https://doi.org/10.1002/..
 
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7

The sulfonation of aromatic and heteroaromatic polycyclic c..:

Katritzky, Alan R. ; Kim, Myong Sang ; Fedoseyenko, Dmytro...
Tetrahedron.  65 (2009)  6 - p. 1111-1114 , 2009
Link: https://doi.org/10.1016/..
 
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8

Chiral Lewis Base Catalyzed Enantioselective Acetylcyanatio..:

Li, Fei ; Widyan, Khalid ; Wingstrand, Erica.
European Journal of Organic Chemistry.  2009 (2009)  23 - p. 3917-3922 , 2009
Link: https://doi.org/10.1002/..
 
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9

Preparation of Polyfunctional Acyl Azides:

Katritzky, Alan R. ; Widyan, Khalid ; Kirichenko, Kostyantyn
The Journal of Organic Chemistry.  72 (2007)  15 - p. 5802-5804 , 2007
Link: https://doi.org/10.1021/..
 
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10

Novel Synthesis of Fluorinated Cyanoketene N,S-Acetals and ..:

Kurz, Thomas ; Widyan, Khalid ; Elgemeie, Galal H.
Phosphorus, Sulfur, and Silicon and the Related Elements.  181 (2006)  2 - p. 299-304 , 2006
Link: https://doi.org/10.1080/..
 
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11

Rapid microwave assisted synthesis of 3-substituted 4-thiox..:

Kurz, Thomas ; Khankischpur, Mehdi ; Widyan, Khalid
Tetrahedron Letters.  47 (2006)  25 - p. 4241-4243 , 2006
Link: https://doi.org/10.1016/..
 
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12

Conventional and Microwave-Assisted Conversion of Substitut..:

Kurz, Thomas ; Widyan, Khalid
The Journal of Organic Chemistry.  70 (2005)  8 - p. 3108-3112 , 2005
Link: https://doi.org/10.1021/..
 
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13

Microwave-assisted conversion of N-substituted oxazolidin-2..:

Kurz, Thomas ; Widyan, Khalid
Tetrahedron.  61 (2005)  30 - p. 7247-7251 , 2005
Link: https://doi.org/10.1016/..
 
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14

Synthesis and reactivity of 3-aralkoxy-4-imino-imidazolidin..:

Kurz, Thomas ; Geffken, Detlef ; Widyan, Khalid
Tetrahedron.  60 (2004)  10 - p. 2409-2416 , 2004
Link: https://doi.org/10.1016/..
 
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15

A convenient synthesis of 3-amino-4-imino(thioxo)-imidazoli..:

Kurz, Thomas ; Widyan, Khalid
Tetrahedron Letters.  45 (2004)  38 - p. 7049-7051 , 2004
Link: https://doi.org/10.1016/..
 
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