915933-72-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 915933-72-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,5,9,3 and 3 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 915933-72:
(8*9)+(7*1)+(6*5)+(5*9)+(4*3)+(3*3)+(2*7)+(1*2)=191
191 % 10 = 1
So 915933-72-1 is a valid CAS Registry Number.