157400-29-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 157400-29-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,7,4,0 and 0 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 157400-29:
(8*1)+(7*5)+(6*7)+(5*4)+(4*0)+(3*0)+(2*2)+(1*9)=118
118 % 10 = 8
So 157400-29-8 is a valid CAS Registry Number.