1023716-66-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1023716-66-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,3,7,1 and 6 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1023716-66:
(9*1)+(8*0)+(7*2)+(6*3)+(5*7)+(4*1)+(3*6)+(2*6)+(1*6)=116
116 % 10 = 6
So 1023716-66-6 is a valid CAS Registry Number.