163587-42-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 163587-42-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,3,5,8 and 7 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 163587-42:
(8*1)+(7*6)+(6*3)+(5*5)+(4*8)+(3*7)+(2*4)+(1*2)=156
156 % 10 = 6
So 163587-42-6 is a valid CAS Registry Number.