1135283-28-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1135283-28-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,3,5,2,8 and 3 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1135283-28:
(9*1)+(8*1)+(7*3)+(6*5)+(5*2)+(4*8)+(3*3)+(2*2)+(1*8)=131
131 % 10 = 1
So 1135283-28-1 is a valid CAS Registry Number.