1105693-05-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1105693-05-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,0,5,6,9 and 3 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1105693-05:
(9*1)+(8*1)+(7*0)+(6*5)+(5*6)+(4*9)+(3*3)+(2*0)+(1*5)=127
127 % 10 = 7
So 1105693-05-7 is a valid CAS Registry Number.