161708-63-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 161708-63-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,1,7,0 and 8 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 161708-63:
(8*1)+(7*6)+(6*1)+(5*7)+(4*0)+(3*8)+(2*6)+(1*3)=130
130 % 10 = 0
So 161708-63-0 is a valid CAS Registry Number.