selective alkylation
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An ecofriendly and reusable solid acid catalyst ZrO 2 ‐SIEC for highly selective alkylation of 2,4/2,5‐xylenol

2021 ◽  
Author(s):  
Wu‐Juan Sun ◽  
Cong‐Yu Ke ◽  
Li‐Yang Chen ◽  
Si‐Chang Wang ◽  
Qun‐Zheng Zhang ◽  
...  
Keyword(s):  
Solid Acid ◽  
Solid Acid Catalyst ◽  
Acid Catalyst ◽  
Selective Alkylation

C2-selective alkylation of pyridines by rhodium–aluminum complexes

Tetrahedron ◽  
2021 ◽  
pp. 132339
Author(s):  
Naofumi Hara ◽  
Koki Aso ◽  
Qiao-Zhi Li ◽  
Shigeyoshi Sakaki ◽  
Yoshiaki Nakao
Keyword(s):  
Aluminum Complexes ◽  
Selective Alkylation

scholarly journals Direct N1-Selective Alkylation of Hydantoins Using Potassium Bases

2021 ◽  
Vol 69 (4) ◽  
pp. 407-410
Author(s):  
Yumi Shintani ◽  
Koichi Kato ◽  
Masashi Kawami ◽  
Mikihisa Takano ◽  
Takuya Kumamoto
Keyword(s):  
Selective Alkylation

Photocatalyzed Chemo‐Selective Alkylation of Quinones and Phenothiazinones with Alkyl Amides: Photophysical and Cytotoxic Activity Studies

2021 ◽  
Vol 6 (9) ◽  
pp. 2094-2100
Author(s):  
Pandaram Sakthivel ◽  
T. P. Adarsh Krishna ◽  
Andivelu Ilangovan
Keyword(s):  
Cytotoxic Activity ◽  
Selective Alkylation

scholarly journals Ruthenium Catalyzed β-Selective Alkylation of Vinylpyridines with Aldehydes/Ketones via N2H4 Mediated Deoxygenative Couplings

2021 ◽  
Author(s):  
Leiyang Lv ◽  
Chao-Jun Li
Keyword(s):  
Polarity Reversal ◽  
Electrophilic Reagents ◽  
Selective Alkylation

Umpolung (polarity reversal) tactics of aldehydes/ketones have greatly broadened the carbonyl chemistry by enabling transformations with electrophilic reagents and deoxygenative functionalizations. Herein, we reported the first ruthenium-catalyzed β-selective alkylation of...

Selective alkylation of parallel G-quadruplex structure

2021 ◽  
Vol 19 (13) ◽  
pp. 2891-2894
Author(s):  
Kazumitsu Onizuka ◽  
Erchissaran Ganbold ◽  
Yue Ma ◽  
Shogo Sasaki ◽  
Madoka E. Hazemi ◽  
...  
Keyword(s):  
Quadruplex Dna ◽  
Quadruplex Structure ◽  
G Quadruplex ◽  
Selective Alkylation

We achieve selective alkylation of parallel G-quadruplex DNA using a conjugate of a macrocyclic hexaoxazole and a sulfoxide precursor to a vinyl-quinazolinone.

Direct Functionalization of Quinoxalin-2(1H)-one with Alkanes: C(sp2)−H/C(sp3)−H Cross Coupling in Transition Metal-Free Mode

2021 ◽  
Author(s):  
Sudipta Raha Roy ◽  
Swati Singh ◽  
Neha Dagar
Keyword(s):  
Transition Metal ◽  
Cross Coupling ◽  
Metal Free ◽  
Direct Functionalization ◽  
Free Mode ◽  
Selective Alkylation

Considering the significance of pharmaceutically important heterocycles, efficient and highly versatile protocols for the functionalization of diverse heterocycles with easily accessible feedstock are crucial. Here, we have reported selective alkylation...

Scandium-catalyzed highly selective N2-alkylation of benzotriazoles with cyclohexanones

2021 ◽  
Author(s):  
Shengbiao Tang ◽  
Jianliang Yu ◽  
Ying Shao ◽  
Jiangtao Sun
Keyword(s):  
Selective Alkylation

A scandium-catalyzed highly N2-selective alkylation of benzotriazoles with cyclohexanones has been developed.

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