1,4,6,9-Tetraoxa-12-aza(phenyl)difuro<2,1,5-a,n:2,1,5-h,i>cyclotetradecane-11,13-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 79713-52-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,7,1 and 3 respectively; the second part has 2 digits, 5 and 2 respectively. Calculate Digit Verification of CAS Registry Number 79713-52: (7*7)+(6*9)+(5*7)+(4*1)+(3*3)+(2*5)+(1*2)=163 163 % 10 = 3 So 79713-52-3 is a valid CAS Registry Number.