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77461-50-8

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77461-50-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77461-50-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,4,6 and 1 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 77461-50:
(7*7)+(6*7)+(5*4)+(4*6)+(3*1)+(2*5)+(1*0)=148
148 % 10 = 8
So 77461-50-8 is a valid CAS Registry Number.

77461-50-8Relevant articles and documents

One-pot facile synthesis of substituted isoindolinones via an Ugi four-component condensation/Diels-Alder cycloaddition/deselenization- aromatization sequence

Huang, Xian,Xu, Jianfeng

supporting information; experimental part, p. 8859 - 8861 (2010/03/01)

(Chemical Equation Presented) A versatile one-pot synthesis of substituted isoindolinones from 2-furaldehydes, amines, 2-(phenylselanyl)-acrylic acids, and isocyanides is described. The tandem process involves the Ugi four-component condensation, intramol

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