1176571-25-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1176571-25-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,6,5,7 and 1 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1176571-25:
(9*1)+(8*1)+(7*7)+(6*6)+(5*5)+(4*7)+(3*1)+(2*2)+(1*5)=167
167 % 10 = 7
So 1176571-25-7 is a valid CAS Registry Number.