120177-69-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 120177-69-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,0,1,7 and 7 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 120177-69:
(8*1)+(7*2)+(6*0)+(5*1)+(4*7)+(3*7)+(2*6)+(1*9)=97
97 % 10 = 7
So 120177-69-7 is a valid CAS Registry Number.