1189055-47-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1189055-47-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,9,0,5 and 5 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1189055-47:
(9*1)+(8*1)+(7*8)+(6*9)+(5*0)+(4*5)+(3*5)+(2*4)+(1*7)=177
177 % 10 = 7
So 1189055-47-7 is a valid CAS Registry Number.