Efficient 2-sulfolmethyl quinoline formation from 2-methylquinolines and sodium sulfinates under transition-metal free conditions

2015 ◽  
Vol 51 (4) ◽  
pp. 652-654 ◽  
Author(s):  
Fuhong Xiao ◽  
Shuqing Chen ◽  
Ya Chen ◽  
Huawen Huang ◽  
Guo-Jun Deng
Keyword(s):  
Transition Metal ◽  
Metal Free ◽  
Efficient Approach

An efficient approach for 2-sulfolmethyl quinoline formation from 2-methylquinolines and sodium sulfinates is described.

KI-mediated radical multi-functionalization of vinyl azides: a one-pot and efficient approach to β-keto sulfones and α-halo-β-keto sulfones

2017 ◽  
Vol 4 (6) ◽  
pp. 1162-1166 ◽  
Author(s):  
Wenteng Chen ◽  
Xingyu Liu ◽  
En Chen ◽  
Binhui Chen ◽  
Jiaan Shao ◽  
...  
Keyword(s):  
Transition Metal ◽  
Oxidative Coupling ◽  
One Pot ◽  
Metal Free ◽  
Efficient Approach ◽  
Vinyl Azides

Transition metal-free oxidative coupling of vinyl azides with sulfonyl hydrazines is described.

Iodine–triphenylphosphine mediated sulfenylation of imidazoheterocycles with sodium sulfinates

RSC Advances ◽  
2015 ◽  
Vol 5 (29) ◽  
pp. 22654-22657 ◽  
Author(s):  
Xuhu Huang ◽  
Shucheng Wang ◽  
Bowen Li ◽  
Xin Wang ◽  
Zemei Ge ◽  
...  
Keyword(s):  
Transition Metal ◽  
Metal Free ◽  
Efficient Approach

An efficient approach to sulfenyl imidazoheterocycles has been developed via iodine–triphenylphosphine mediated direct sulfenylation of imidazoheterocycles with sodium sulfinates under transition-metal-free conditions.

Iodine-promoted one pot reaction of pyridin-2-amine with arylmethyl ketone and selenosulfonate: synthesis of 3-(alkylselanyl)-2-arylimidazo[1,2-a]pyridine under transition-metal free conditions

2019 ◽  
Vol 6 (5) ◽  
pp. 654-659 ◽  
Author(s):  
Nan Jiang ◽  
Yi Fang ◽  
Yue Fang ◽  
Shun-Yi Wang ◽  
Shun-Jun Ji
Keyword(s):  
Transition Metal ◽  
One Pot ◽  
Metal Free ◽  
Efficient Approach

A new efficient approach for the I2 promoted selenium functionalization of in situ generated imidazoheterocycles utilizing aliphatic selenosulfonate as the selenium source under transition metal-free conditions is developed.

An efficient transition-metal‐free route to quinazolin-4(3H)-ones via 2-aminobenzamides and thiols

2021 ◽  
Author(s):  
Yibo Dong ◽  
Jinli Zhang ◽  
Jinchen Yang ◽  
Congcong Yan ◽  
Yangjie Wu
Keyword(s):  
Transition Metal ◽  
Functional Groups ◽  
One Pot ◽  
Metal Free ◽  
Efficient Approach

An efficient approach to quinazolin-4(3H)-ones was developed by one-pot intermolecular annulation reaction of o-amino benzamides and thiols. This method has the feature of good functional groups tolerance, transition-metal-free, external oxidant-free,...

scholarly journals Transition-metal-free amination phosphoryl azide for the synthesis of phosphoramidates

RSC Advances ◽  
2019 ◽  
Vol 9 (28) ◽  
pp. 16040-16043 ◽  
Author(s):  
Qing Li ◽  
Xiaohua Sun ◽  
Xiaoqin Yang ◽  
Minghu Wu ◽  
Shaofa Sun ◽  
...  
Keyword(s):  
Transition Metal ◽  
Metal Free ◽  
Efficient Approach

A facile and efficient approach to phosphoramidates was developed via amination of phosphoryl azides.

Potassium carbonate-mediated tandem C–S and C–N coupling reaction for the synthesis of phenothiazines under transition-metal-free and ligand-free conditions

RSC Advances ◽  
2016 ◽  
Vol 6 (29) ◽  
pp. 24257-24260 ◽  
Author(s):  
San Wu ◽  
Wei-Ye Hu ◽  
Song-Lin Zhang
Keyword(s):  
Transition Metal ◽  
Potassium Carbonate ◽  
Coupling Reaction ◽  
Metal Catalyst ◽  
Phenothiazine Derivatives ◽  
Transition Metal Catalyst ◽  
Metal Free ◽  
Efficient Approach ◽  
Ligand Free

A potassium carbonate-mediated tandem coupling reaction for the synthesis of phenothiazines is described. This protocol affords an efficient approach for the construction of phenothiazine derivatives without the need for addition of transition-metal catalyst or ligand.

Transition-metal-free catalytic hydroboration reduction of amides to amines

2020 ◽  
Vol 7 (21) ◽  
pp. 3515-3520
Author(s):  
Wubing Yao ◽  
Jiali Wang ◽  
Aiguo Zhong ◽  
Shiliang Wang ◽  
Yinlin Shao
Keyword(s):  
Transition Metal ◽  
Selective Catalytic Reduction ◽  
Catalytic Reduction ◽  
Value Added ◽  
Metal Free

The selective catalytic reduction of amides to value-added amine products is a desirable but challenging transformation.

Deaminative carbonylative thioesterification of activated alkylamines with thiophenols under transition-metal-free conditions

2021 ◽  
Author(s):  
Fengqian Zhao ◽  
Xiao-Feng Wu
Keyword(s):  
Free Radical ◽  
Transition Metal ◽  
Metal Free

A transition-metal-free radical carbonylation of activated alkylamines with thiophenols has been successfully developed. Various thioesters were selectively produced with moderate to good yields.

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