130690-75-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 130690-75-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,6,9 and 0 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 130690-75:
(8*1)+(7*3)+(6*0)+(5*6)+(4*9)+(3*0)+(2*7)+(1*5)=114
114 % 10 = 4
So 130690-75-4 is a valid CAS Registry Number.