72152-05-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72152-05-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,1,5 and 2 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 72152-05:
(7*7)+(6*2)+(5*1)+(4*5)+(3*2)+(2*0)+(1*5)=97
97 % 10 = 7
So 72152-05-7 is a valid CAS Registry Number.