1215172-75-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1215172-75-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,5,1,7 and 2 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1215172-75:
(9*1)+(8*2)+(7*1)+(6*5)+(5*1)+(4*7)+(3*2)+(2*7)+(1*5)=120
120 % 10 = 0
So 1215172-75-0 is a valid CAS Registry Number.