1506-88-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1506-88-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,5,0 and 6 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1506-88:
(6*1)+(5*5)+(4*0)+(3*6)+(2*8)+(1*8)=73
73 % 10 = 3
So 1506-88-3 is a valid CAS Registry Number.