151720-02-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 151720-02-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,1,7,2 and 0 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 151720-02:
(8*1)+(7*5)+(6*1)+(5*7)+(4*2)+(3*0)+(2*0)+(1*2)=94
94 % 10 = 4
So 151720-02-4 is a valid CAS Registry Number.