101901-84-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 101901-84-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,1,9,0 and 1 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 101901-84:
(8*1)+(7*0)+(6*1)+(5*9)+(4*0)+(3*1)+(2*8)+(1*4)=82
82 % 10 = 2
So 101901-84-2 is a valid CAS Registry Number.