4892-49-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4892-49-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,8,9 and 2 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 4892-49:
(6*4)+(5*8)+(4*9)+(3*2)+(2*4)+(1*9)=123
123 % 10 = 3
So 4892-49-3 is a valid CAS Registry Number.