109788-65-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 109788-65-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,7,8 and 8 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 109788-65:
(8*1)+(7*0)+(6*9)+(5*7)+(4*8)+(3*8)+(2*6)+(1*5)=170
170 % 10 = 0
So 109788-65-0 is a valid CAS Registry Number.