1105191-64-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1105191-64-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,0,5,1,9 and 1 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1105191-64:
(9*1)+(8*1)+(7*0)+(6*5)+(5*1)+(4*9)+(3*1)+(2*6)+(1*4)=107
107 % 10 = 7
So 1105191-64-7 is a valid CAS Registry Number.