214214-53-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 214214-53-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,4,2,1 and 4 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 214214-53:
(8*2)+(7*1)+(6*4)+(5*2)+(4*1)+(3*4)+(2*5)+(1*3)=86
86 % 10 = 6
So 214214-53-6 is a valid CAS Registry Number.