923551-77-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 923551-77-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,2,3,5,5 and 1 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 923551-77:
(8*9)+(7*2)+(6*3)+(5*5)+(4*5)+(3*1)+(2*7)+(1*7)=173
173 % 10 = 3
So 923551-77-3 is a valid CAS Registry Number.