Cas 1233762-22-5,C18H20N2O3

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Check Digit Verification of cas no

The CAS Registry Mumber 1233762-22-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,3,7,6 and 2 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1233762-22:
(9*1)+(8*2)+(7*3)+(6*3)+(5*7)+(4*6)+(3*2)+(2*2)+(1*2)=135
135 % 10 = 5
So 1233762-22-5 is a valid CAS Registry Number.

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1233762-22-5Relevant articles and documents

Samarium diiodide catalyzed aza-michael reactions for the formation of β-amino amides

Reboule, Irena,Bezzenine-Lafollee, Sophie,Collin, Jacqueline,Gil, Richard,Martin, Myriam

experimental part, p. 94 - 97 (2010/08/19)

Samarium diiodide is an efficient Lewis acid type catalyst for the 1,4-addition of aromatic amines onto α,β- unsaturated N-benzoyl amides affording new β-amino amides. These reactions are compared with similar aza-Michael additions involving α,β-unsaturat

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CAS

1233762-22-5