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4,5-Dioxo-1-phenyl-pyrrolidine-3-carboxylic acid (4-methoxy-phenyl)-amide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

57434-76-1

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57434-76-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 57434-76-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,4,3 and 4 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 57434-76:
(7*5)+(6*7)+(5*4)+(4*3)+(3*4)+(2*7)+(1*6)=141
141 % 10 = 1
So 57434-76-1 is a valid CAS Registry Number.

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