102659-67-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 102659-67-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,6,5 and 9 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 102659-67:
(8*1)+(7*0)+(6*2)+(5*6)+(4*5)+(3*9)+(2*6)+(1*7)=116
116 % 10 = 6
So 102659-67-6 is a valid CAS Registry Number.