216374-58-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 216374-58-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,6,3,7 and 4 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 216374-58:
(8*2)+(7*1)+(6*6)+(5*3)+(4*7)+(3*4)+(2*5)+(1*8)=132
132 % 10 = 2
So 216374-58-2 is a valid CAS Registry Number.