174906-23-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 174906-23-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,4,9,0 and 6 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 174906-23:
(8*1)+(7*7)+(6*4)+(5*9)+(4*0)+(3*6)+(2*2)+(1*3)=151
151 % 10 = 1
So 174906-23-1 is a valid CAS Registry Number.