438492-52-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 438492-52-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,8,4,9 and 2 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 438492-52:
(8*4)+(7*3)+(6*8)+(5*4)+(4*9)+(3*2)+(2*5)+(1*2)=175
175 % 10 = 5
So 438492-52-5 is a valid CAS Registry Number.