345971-19-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 345971-19-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,5,9,7 and 1 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 345971-19:
(8*3)+(7*4)+(6*5)+(5*9)+(4*7)+(3*1)+(2*1)+(1*9)=169
169 % 10 = 9
So 345971-19-9 is a valid CAS Registry Number.