342625-54-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 342625-54-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,2,6,2 and 5 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 342625-54:
(8*3)+(7*4)+(6*2)+(5*6)+(4*2)+(3*5)+(2*5)+(1*4)=131
131 % 10 = 1
So 342625-54-1 is a valid CAS Registry Number.