65690-34-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 65690-34-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,6,9 and 0 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 65690-34:
(7*6)+(6*5)+(5*6)+(4*9)+(3*0)+(2*3)+(1*4)=148
148 % 10 = 8
So 65690-34-8 is a valid CAS Registry Number.