1130734-52-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1130734-52-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,3,0,7,3 and 4 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1130734-52:
(9*1)+(8*1)+(7*3)+(6*0)+(5*7)+(4*3)+(3*4)+(2*5)+(1*2)=109
109 % 10 = 9
So 1130734-52-9 is a valid CAS Registry Number.