139622-63-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 139622-63-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,6,2 and 2 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 139622-63:
(8*1)+(7*3)+(6*9)+(5*6)+(4*2)+(3*2)+(2*6)+(1*3)=142
142 % 10 = 2
So 139622-63-2 is a valid CAS Registry Number.