1-(2-(3-Nitrophenyl)-2-oxoethyl)pyridin-2(1H)-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 213766-47-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,3,7,6 and 6 respectively; the second part has 2 digits, 4 and 7 respectively. Calculate Digit Verification of CAS Registry Number 213766-47: (8*2)+(7*1)+(6*3)+(5*7)+(4*6)+(3*6)+(2*4)+(1*7)=133 133 % 10 = 3 So 213766-47-3 is a valid CAS Registry Number.