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3-Butenoic acid, 2-oxo-4-phenyl-, phenylmethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

679841-28-2

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679841-28-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 679841-28-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,9,8,4 and 1 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 679841-28:
(8*6)+(7*7)+(6*9)+(5*8)+(4*4)+(3*1)+(2*2)+(1*8)=222
222 % 10 = 2
So 679841-28-2 is a valid CAS Registry Number.

679841-28-2Relevant academic research and scientific papers

Enantioselective copper(I/II)-catalyzed conjugate addition of nitro esters to β,γ-unsaturated α-ketoesters

Zhang, Sheng,Xu, Kun,Guo, Fengfeng,Hu, Yanbin,Zha, Zhenggen,Wang, Zhiyong

supporting information, p. 979 - 982 (2014/02/14)

A highly enantioselective Michael addition of nitroacetates to β,γ-unsaturated α-ketoesters was developed by using chiral copper catalysts. The Michael addition products can be obtained in high yields with up to 99 % ee. With these densely functionalized products, the chiral cyclic nitrones, which are important synthetic intermediates, can be obtained in one step. Copyright

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