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391614-10-1

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391614-10-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 391614-10-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,9,1,6,1 and 4 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 391614-10:
(8*3)+(7*9)+(6*1)+(5*6)+(4*1)+(3*4)+(2*1)+(1*0)=141
141 % 10 = 1
So 391614-10-1 is a valid CAS Registry Number.

391614-10-1Relevant articles and documents

Photoredox asymmetric catalytic enantioconvergent substitution of 3-chlorooxindoles

Jiang, Zhiyong,Li, Yunqiang,Qiao, Baokun,Zeng, Guangkuo,Zhao, Xiaowei

supporting information, p. 11362 - 11365 (2019/09/30)

An enantioconvergent substitution of 3-substituted 3-chlorooxindoles with N-aryl glycines under visible light irradiation is reported. A transition-metal-free cooperative catalysis platform with a dicyanopyrazine-derived chromophore (DPZ) as a photoredox catalyst and a chiral Br?nsted acid catalyst is effective for these transformations, which involve a single-electron transfer redox step and an enantioselective radical coupling. A variety of valuable chiral 3-aminomethylene-3-substituted oxindoles can be directly synthesized with high yields and enantioselectivities.

Highly enantioselective and organocatalytic α-amination of 2-Oxindoles

Cheng, Liang,Liu, Li,Wang, Dong,Chen, Yong-Jun

supporting information; experimental part, p. 3874 - 3877 (2009/12/06)

Figur Presented An effective method for the asymmetric synthesis of 3-amino-2-oxindoles was developed. The tetrasubstituted chiral carbon center was generated by asymmetric amination of N-unprotected 2-oxindoles with azodicarboxylate catalyzed by commercial biscinchona alkaloids in good to excellent yields with high enantioselectivities.

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