1146415-31-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1146415-31-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,4,6,4,1 and 5 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1146415-31:
(9*1)+(8*1)+(7*4)+(6*6)+(5*4)+(4*1)+(3*5)+(2*3)+(1*1)=127
127 % 10 = 7
So 1146415-31-7 is a valid CAS Registry Number.