57783-92-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57783-92-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,7,8 and 3 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 57783-92:
(7*5)+(6*7)+(5*7)+(4*8)+(3*3)+(2*9)+(1*2)=173
173 % 10 = 3
So 57783-92-3 is a valid CAS Registry Number.