57976-48-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57976-48-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,9,7 and 6 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 57976-48:
(7*5)+(6*7)+(5*9)+(4*7)+(3*6)+(2*4)+(1*8)=184
184 % 10 = 4
So 57976-48-4 is a valid CAS Registry Number.