190263-49-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 190263-49-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,0,2,6 and 3 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 190263-49:
(8*1)+(7*9)+(6*0)+(5*2)+(4*6)+(3*3)+(2*4)+(1*9)=131
131 % 10 = 1
So 190263-49-1 is a valid CAS Registry Number.