1177520-27-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1177520-27-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,7,5,2 and 0 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1177520-27:
(9*1)+(8*1)+(7*7)+(6*7)+(5*5)+(4*2)+(3*0)+(2*2)+(1*7)=152
152 % 10 = 2
So 1177520-27-2 is a valid CAS Registry Number.