212248-40-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 212248-40-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,2,2,4 and 8 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 212248-40:
(8*2)+(7*1)+(6*2)+(5*2)+(4*4)+(3*8)+(2*4)+(1*0)=93
93 % 10 = 3
So 212248-40-3 is a valid CAS Registry Number.