1171085-92-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1171085-92-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,1,0,8 and 5 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1171085-92:
(9*1)+(8*1)+(7*7)+(6*1)+(5*0)+(4*8)+(3*5)+(2*9)+(1*2)=139
139 % 10 = 9
So 1171085-92-9 is a valid CAS Registry Number.