174841-69-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 174841-69-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,4,8,4 and 1 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 174841-69:
(8*1)+(7*7)+(6*4)+(5*8)+(4*4)+(3*1)+(2*6)+(1*9)=161
161 % 10 = 1
So 174841-69-1 is a valid CAS Registry Number.