267243-57-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 267243-57-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,7,2,4 and 3 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 267243-57:
(8*2)+(7*6)+(6*7)+(5*2)+(4*4)+(3*3)+(2*5)+(1*7)=152
152 % 10 = 2
So 267243-57-2 is a valid CAS Registry Number.