869652-77-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 869652-77-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,9,6,5 and 2 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 869652-77:
(8*8)+(7*6)+(6*9)+(5*6)+(4*5)+(3*2)+(2*7)+(1*7)=237
237 % 10 = 7
So 869652-77-7 is a valid CAS Registry Number.