75802-61-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75802-61-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,8,0 and 2 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 75802-61:
(7*7)+(6*5)+(5*8)+(4*0)+(3*2)+(2*6)+(1*1)=138
138 % 10 = 8
So 75802-61-8 is a valid CAS Registry Number.