582303-39-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 582303-39-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,8,2,3,0 and 3 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 582303-39:
(8*5)+(7*8)+(6*2)+(5*3)+(4*0)+(3*3)+(2*3)+(1*9)=147
147 % 10 = 7
So 582303-39-7 is a valid CAS Registry Number.