1397003-32-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1397003-32-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,7,0,0 and 3 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1397003-32:
(9*1)+(8*3)+(7*9)+(6*7)+(5*0)+(4*0)+(3*3)+(2*3)+(1*2)=155
155 % 10 = 5
So 1397003-32-5 is a valid CAS Registry Number.