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191729-90-5

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191729-90-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 191729-90-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,1,7,2 and 9 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 191729-90:
(8*1)+(7*9)+(6*1)+(5*7)+(4*2)+(3*9)+(2*9)+(1*0)=165
165 % 10 = 5
So 191729-90-5 is a valid CAS Registry Number.

191729-90-5Relevant articles and documents

Asymmetric Hydrogenation of β-Aryloxy/Alkoxy Cinnamic Nitriles and Esters

Kong, Duanyang,Li, Meina,Wang, Rui,Zi, Guofu,Hou, Guohua

supporting information, p. 4916 - 4919 (2016/10/18)

A highly efficient and enantioselective hydrogenation of β-aryloxy/alkoxy cinnamic nitriles and esters under mild conditions has been realized by using a rhodium catalyst with a chiral f-spiroPhos ligand. The method provides efficient access to the asymme

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