161370-63-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 161370-63-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,1,3,7 and 0 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 161370-63:
(8*1)+(7*6)+(6*1)+(5*3)+(4*7)+(3*0)+(2*6)+(1*3)=114
114 % 10 = 4
So 161370-63-4 is a valid CAS Registry Number.