76457-30-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 76457-30-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,4,5 and 7 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 76457-30:
(7*7)+(6*6)+(5*4)+(4*5)+(3*7)+(2*3)+(1*0)=152
152 % 10 = 2
So 76457-30-2 is a valid CAS Registry Number.