135054-68-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 135054-68-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,0,5 and 4 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 135054-68:
(8*1)+(7*3)+(6*5)+(5*0)+(4*5)+(3*4)+(2*6)+(1*8)=111
111 % 10 = 1
So 135054-68-1 is a valid CAS Registry Number.