57267-72-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57267-72-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,2,6 and 7 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 57267-72:
(7*5)+(6*7)+(5*2)+(4*6)+(3*7)+(2*7)+(1*2)=148
148 % 10 = 8
So 57267-72-8 is a valid CAS Registry Number.