scholarly journals Highly efficient synthesis of chiral quaternary 3-aminooxindoles promoted by zinc(ii) chloride via Et2Zn-catalysed addition of Grignard reagents to isaltin-derived N-tert-butanesulfinyl ketimines

RSC Advances ◽  
2017 ◽  
Vol 7 (61) ◽  
pp. 38216-38219
Author(s):  
Shiwei Yang ◽  
Guangling Bian ◽  
Zhongxiang Chen ◽  
Xiaohan Xia ◽  
Mi Zhou ◽  
...  
Keyword(s):  
Grignard Reagents ◽  
Efficient Synthesis ◽  
Highly Efficient ◽  
Diastereoselective Addition

An approach to chiral quaternary 3-aminooxindoles via Et2Zn catalyzed diastereoselective addition of various Grignard reagents to broad isaltin-derived N-tert-butanesulfinyl ketimines promoted by zinc(ii) chloride.

scholarly journals Stereocontrolled addition of Grignard reagents to oxa-bridged benzazepines: highly efficient synthesis of functionalized benzazepine scaffolds

RSC Advances ◽  
2020 ◽  
Vol 10 (68) ◽  
pp. 41802-41806
Author(s):  
Yuewei Zhang ◽  
Qingqing Bao ◽  
Ning Zhang ◽  
Shuohang Wang ◽  
Xue Yu
Keyword(s):  
Grignard Reagents ◽  
Diastereoselective Synthesis ◽  
Efficient Synthesis ◽  
Highly Efficient

An efficient and highly diastereoselective synthesis of 2-substituted benzo[b]azepin-5-ol via stereocontrolled addition of Grignard reagents to oxa-bridged benzazepines has been developed.

Highly efficient synthesis of methyl ethyl ketone oxime through ammoximation over Ti-MOR catalyst

2014 ◽  
Vol 34 (1) ◽  
pp. 243-250
Author(s):  
Jianghong DING ◽  
Le XU ◽  
Hao XU ◽  
Haihong WU ◽  
Yueming LIU ◽  
...  
Keyword(s):  
Methyl Ethyl Ketone ◽  
Methyl Ethyl ◽  
Efficient Synthesis ◽  
Highly Efficient

Advanced Heterocyclic Branched Semiconducting Units - Highly Efficient Synthesis and Physicochemical Characteristic

2013 ◽  
Vol 17 (3) ◽  
pp. 283-295 ◽  
Author(s):  
Jadwiga Soloducho ◽  
Joanna Cabaj ◽  
Kamila Olech ◽  
Przemyslaw Data ◽  
Mieczyslaw Lapkowski
Keyword(s):  
Physicochemical Characteristic ◽  
Efficient Synthesis ◽  
Highly Efficient

Highly Efficient Synthesis of Clean Biofuels from Biomass Using FeCuZnAlK Catalyst

2011 ◽  
Vol 24 (6) ◽  
pp. 745-752 ◽  
Author(s):  
Song-bai Qiu ◽  
Yong Xu ◽  
Tong-qi Ye ◽  
Fei-yan Gong ◽  
Zhi Yang ◽  
...  
Keyword(s):  
Efficient Synthesis ◽  
Highly Efficient

scholarly journals Microwave-assisted Efficient Synthesis of Alliodorin and (±)-Curcuhydroquinone

1999 ◽  
Vol 23 (2) ◽  
pp. 164-165
Author(s):  
Goverdhan L. Kad ◽  
Anupam Khurana ◽  
Vasundhara Singh ◽  
Jasvinder Singh
Keyword(s):  
Grignard Reagents ◽  
Methyl Groups ◽  
Efficient Synthesis ◽  
Alkyl Aryl ◽  
Microwave Assisted ◽  
Aryl Bromides ◽  
Key Steps

Terpenoids 1 and 2 have been synthesized from readily available starting materials using Li2CuCI4-catalysed coupling of Grignard reagents with alkyl/aryl bromides and microwave-assisted oxidation of allylic methyl groups, using SeO2/ButOOH adsorbed over SiO2 as key steps.

Sustainable production of γ-valerolactone and δ-valerolactone through the coupling of hydrogenation and dehydrogenation

2021 ◽  
Author(s):  
Hongxing Wang ◽  
Guoqiang Ding ◽  
Xianqing Li ◽  
Haohao She ◽  
Yulei Zhu ◽  
...  
Keyword(s):  
Sustainable Production ◽  
Efficient Synthesis ◽  
Highly Efficient ◽  
Catalytic Processes ◽  
Lignocellulose Biomass

γ-valerolactone (GVL) and δ-valerolactone (DVL) are valuable chemicals that can be obtained by catalytic processes from nonedible lignocellulose biomass. However, highly efficient synthesis of GVL and DVL in an environmentally...

Highly efficient synthesis of 5-hydroxymethylfurfural with carbohydrates over renewable cyclopentanone-based acidic resin

2017 ◽  
Vol 19 (8) ◽  
pp. 1855-1860 ◽  
Author(s):  
Hao Tang ◽  
Ning Li ◽  
Fang Chen ◽  
Guangyi Li ◽  
Aiqin Wang ◽  
...  
Keyword(s):  
Reusable Catalyst ◽  
Efficient Synthesis ◽  
Highly Efficient ◽  
Acidic Resin

A sulfated cyclopentanone-formaldehyde condensate was found to be an effective and reusable catalyst for the dehydration of fructose to 5-hydroxymethylfurfural (HMF).

ChemInform Abstract: Highly Efficient Synthesis of 2,3-Dihydroquinazolin-4(1H)-ones Catalyzed by Heteropoly Acids in Water.

ChemInform ◽  
2010 ◽  
Vol 41 (45) ◽  
pp. no-no
Author(s):  
YingXiao Zong ◽  
Yan Zhao ◽  
WenCai Luo ◽  
Xing Hai Yu ◽  
Jun Ke Wang ◽  
...  
Keyword(s):  
Heteropoly Acids ◽  
Efficient Synthesis ◽  
Highly Efficient
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