5730-90-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5730-90-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,7,3 and 0 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 5730-90:
(6*5)+(5*7)+(4*3)+(3*0)+(2*9)+(1*0)=95
95 % 10 = 5
So 5730-90-5 is a valid CAS Registry Number.