134267-53-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 134267-53-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,2,6 and 7 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 134267-53:
(8*1)+(7*3)+(6*4)+(5*2)+(4*6)+(3*7)+(2*5)+(1*3)=121
121 % 10 = 1
So 134267-53-1 is a valid CAS Registry Number.