1177288-29-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1177288-29-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,7,2,8 and 8 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1177288-29:
(9*1)+(8*1)+(7*7)+(6*7)+(5*2)+(4*8)+(3*8)+(2*2)+(1*9)=187
187 % 10 = 7
So 1177288-29-7 is a valid CAS Registry Number.