1508657-03-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1508657-03-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,0,8,6,5 and 7 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1508657-03:
(9*1)+(8*5)+(7*0)+(6*8)+(5*6)+(4*5)+(3*7)+(2*0)+(1*3)=171
171 % 10 = 1
So 1508657-03-1 is a valid CAS Registry Number.