158607-17-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 158607-17-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,8,6,0 and 7 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 158607-17:
(8*1)+(7*5)+(6*8)+(5*6)+(4*0)+(3*7)+(2*1)+(1*7)=151
151 % 10 = 1
So 158607-17-1 is a valid CAS Registry Number.