1193104-30-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1193104-30-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,9,3,1,0 and 4 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1193104-30:
(9*1)+(8*1)+(7*9)+(6*3)+(5*1)+(4*0)+(3*4)+(2*3)+(1*0)=121
121 % 10 = 1
So 1193104-30-1 is a valid CAS Registry Number.