16867-59-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 16867-59-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,8,6 and 7 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 16867-59:
(7*1)+(6*6)+(5*8)+(4*6)+(3*7)+(2*5)+(1*9)=147
147 % 10 = 7
So 16867-59-7 is a valid CAS Registry Number.