135124-57-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 135124-57-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,1,2 and 4 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 135124-57:
(8*1)+(7*3)+(6*5)+(5*1)+(4*2)+(3*4)+(2*5)+(1*7)=101
101 % 10 = 1
So 135124-57-1 is a valid CAS Registry Number.