1185301-77-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1185301-77-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,5,3,0 and 1 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1185301-77:
(9*1)+(8*1)+(7*8)+(6*5)+(5*3)+(4*0)+(3*1)+(2*7)+(1*7)=142
142 % 10 = 2
So 1185301-77-2 is a valid CAS Registry Number.