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54091-04-2

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54091-04-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 54091-04-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,0,9 and 1 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 54091-04:
(7*5)+(6*4)+(5*0)+(4*9)+(3*1)+(2*0)+(1*4)=102
102 % 10 = 2
So 54091-04-2 is a valid CAS Registry Number.

54091-04-2Downstream Products

54091-04-2Relevant articles and documents

Visible light-induced C-C bond cleavage in a multicomponent reaction cascade allowing acylations of sulfoximines with ketones

Bolm, Carsten,Ma, Ding,Shi, Peng,Tu, Yongliang,Wang, Chenyang,Zhang, Duo

supporting information, p. 8096 - 8101 (2021/10/04)

Visible light induces C-C-bond cleavage reactions of ketones, which can be utilized forN-acylations of sulfoximines. No (photo)catalyst is required, and the reactions occur at ambient temperature in air. The substrate scope is broad for both ketones and sulfoximines. For convertingNH-sulfoximines, the presence of NBS is essential.

Palladium catalyzed aroylation of NH-sulfoximines with aryl halides using chloroform as the CO precursor

Guo, Sheng-rong,Santhosh Kumar, Pailla,Yuan, Yan-qin,Yang, Ming-hua

supporting information, p. 2681 - 2684 (2017/06/14)

A palladium-catalyzed aroylation of NH-sulfoximines for the efficient synthesis of N-aroyl sulfoximines from aryl halides and chloroform has been developed. The mild reaction conditions (temperature, catalyst loading) and the use of a CO surrogate render this transformation a useful method for the synthesis of N-aroyl sulfoximines from available feedstock.

Transition metal-free aroylation of NH-sulfoximines with methyl arenes

Zou, Ya,Xiao, Jing,Peng, Zhihong,Dong, Wanrong,An, Delie

supporting information, p. 14889 - 14892 (2015/10/06)

A novel protocol towards N-aroylated sulfoximines from NH-sulfoximines and methyl arenes was herein demonstrated. The reaction took place in the presence of elemental iodine, requiring no external organic solvents, transition metal-catalysts or ligands. The aroylated products were obtained from the oxidative transformation in moderate to excellent yields (up to 94% yield) with a broad substrate scope (35 examples) through a radical pathway.

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