124657-75-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 124657-75-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,4,6,5 and 7 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 124657-75:
(8*1)+(7*2)+(6*4)+(5*6)+(4*5)+(3*7)+(2*7)+(1*5)=136
136 % 10 = 6
So 124657-75-6 is a valid CAS Registry Number.