869681-92-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 869681-92-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,9,6,8 and 1 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 869681-92:
(8*8)+(7*6)+(6*9)+(5*6)+(4*8)+(3*1)+(2*9)+(1*2)=245
245 % 10 = 5
So 869681-92-5 is a valid CAS Registry Number.