1552310-54-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1552310-54-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,5,2,3,1 and 0 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1552310-54:
(9*1)+(8*5)+(7*5)+(6*2)+(5*3)+(4*1)+(3*0)+(2*5)+(1*4)=129
129 % 10 = 9
So 1552310-54-9 is a valid CAS Registry Number.