214604-16-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 214604-16-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,4,6,0 and 4 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 214604-16:
(8*2)+(7*1)+(6*4)+(5*6)+(4*0)+(3*4)+(2*1)+(1*6)=97
97 % 10 = 7
So 214604-16-7 is a valid CAS Registry Number.