46917-23-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 46917-23-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,6,9,1 and 7 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 46917-23:
(7*4)+(6*6)+(5*9)+(4*1)+(3*7)+(2*2)+(1*3)=141
141 % 10 = 1
So 46917-23-1 is a valid CAS Registry Number.