749228-63-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 749228-63-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,9,2,2 and 8 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 749228-63:
(8*7)+(7*4)+(6*9)+(5*2)+(4*2)+(3*8)+(2*6)+(1*3)=195
195 % 10 = 5
So 749228-63-5 is a valid CAS Registry Number.