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51114-72-8

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51114-72-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 51114-72-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,1,1 and 4 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 51114-72:
(7*5)+(6*1)+(5*1)+(4*1)+(3*4)+(2*7)+(1*2)=78
78 % 10 = 8
So 51114-72-8 is a valid CAS Registry Number.

51114-72-8Relevant articles and documents

Controlled Synthesis of β-Keto Sulfones and Vinyl Sulfones under Electrochemical Oxidation

Fang, Yang,Xu, Dongping,Yu, Yingliang,Tang, Rumeng,Dai, Shuaishuai,Wang, Zhenghua,Zhang, Wu

, (2022/04/09)

Selective sulfonylation and oxosulfonylation of alkenes with sulfinates have been developed via anodic oxidation in an undivided cell. The novel electrosynthetic method provided β-keto sulfones and vinyl sulfones with good to excellent yields in the absence of any transition metal catalyst and oxidants. Mechanism studies show that two different pathways involved in these two transformations.

Oxidative Sulfonylation of Hydrazones Enabled by Synergistic Copper/Silver Catalysis

Xu, Jun,Shen, Chao,Qin, Xian,Wu, Jie,Zhang, Pengfei,Liu, Xiaogang

, p. 3706 - 3720 (2021/02/05)

A copper/silver-cocatalyzed protocol for oxidative sulfonylation of hydrazones is demonstrated. A wide range of β-ketosulfones and N-acylsulfonamides are directly synthesized in moderate to good yields. Our work provides a viable method for scalable preparation of β-ketosulfone derivatives that have found wide applications in the pharmaceutical industry.

Desulfonylative Methenylation of β-Keto Sulfones

Pandey, Ganesh,Vaitla, Janakiram

supporting information, p. 4890 - 4893 (2015/10/12)

A one-step strategy for the synthesis of α-methenyl ketones from β-keto sufones is reported. Success of the methodology is elaborated for the synthesis of chromanones and isoflavanones in one-step.

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