76335-28-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 76335-28-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,3,3 and 5 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 76335-28:
(7*7)+(6*6)+(5*3)+(4*3)+(3*5)+(2*2)+(1*8)=139
139 % 10 = 9
So 76335-28-9 is a valid CAS Registry Number.