214626-69-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 214626-69-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,4,6,2 and 6 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 214626-69:
(8*2)+(7*1)+(6*4)+(5*6)+(4*2)+(3*6)+(2*6)+(1*9)=124
124 % 10 = 4
So 214626-69-4 is a valid CAS Registry Number.