101729-90-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 101729-90-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,1,7,2 and 9 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 101729-90:
(8*1)+(7*0)+(6*1)+(5*7)+(4*2)+(3*9)+(2*9)+(1*0)=102
102 % 10 = 2
So 101729-90-2 is a valid CAS Registry Number.