723257-38-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 723257-38-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,2,3,2,5 and 7 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 723257-38:
(8*7)+(7*2)+(6*3)+(5*2)+(4*5)+(3*7)+(2*3)+(1*8)=153
153 % 10 = 3
So 723257-38-3 is a valid CAS Registry Number.