211748-76-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 211748-76-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,1,7,4 and 8 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 211748-76:
(8*2)+(7*1)+(6*1)+(5*7)+(4*4)+(3*8)+(2*7)+(1*6)=124
124 % 10 = 4
So 211748-76-4 is a valid CAS Registry Number.