1318253-50-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1318253-50-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,1,8,2,5 and 3 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1318253-50:
(9*1)+(8*3)+(7*1)+(6*8)+(5*2)+(4*5)+(3*3)+(2*5)+(1*0)=137
137 % 10 = 7
So 1318253-50-7 is a valid CAS Registry Number.