342392-15-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 342392-15-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,2,3,9 and 2 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 342392-15:
(8*3)+(7*4)+(6*2)+(5*3)+(4*9)+(3*2)+(2*1)+(1*5)=128
128 % 10 = 8
So 342392-15-8 is a valid CAS Registry Number.