693765-45-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 693765-45-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,9,3,7,6 and 5 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 693765-45:
(8*6)+(7*9)+(6*3)+(5*7)+(4*6)+(3*5)+(2*4)+(1*5)=216
216 % 10 = 6
So 693765-45-6 is a valid CAS Registry Number.