1398752-17-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1398752-17-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,8,7,5 and 2 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1398752-17:
(9*1)+(8*3)+(7*9)+(6*8)+(5*7)+(4*5)+(3*2)+(2*1)+(1*7)=214
214 % 10 = 4
So 1398752-17-4 is a valid CAS Registry Number.