142970-26-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 142970-26-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,9,7 and 0 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 142970-26:
(8*1)+(7*4)+(6*2)+(5*9)+(4*7)+(3*0)+(2*2)+(1*6)=131
131 % 10 = 1
So 142970-26-1 is a valid CAS Registry Number.