201051-02-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 201051-02-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,1,0,5 and 1 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 201051-02:
(8*2)+(7*0)+(6*1)+(5*0)+(4*5)+(3*1)+(2*0)+(1*2)=47
47 % 10 = 7
So 201051-02-7 is a valid CAS Registry Number.