1005669-62-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1005669-62-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,5,6,6 and 9 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1005669-62:
(9*1)+(8*0)+(7*0)+(6*5)+(5*6)+(4*6)+(3*9)+(2*6)+(1*2)=134
134 % 10 = 4
So 1005669-62-4 is a valid CAS Registry Number.