1397193-59-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1397193-59-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,7,1,9 and 3 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1397193-59:
(9*1)+(8*3)+(7*9)+(6*7)+(5*1)+(4*9)+(3*3)+(2*5)+(1*9)=207
207 % 10 = 7
So 1397193-59-7 is a valid CAS Registry Number.