432500-49-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 432500-49-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,2,5,0 and 0 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 432500-49:
(8*4)+(7*3)+(6*2)+(5*5)+(4*0)+(3*0)+(2*4)+(1*9)=107
107 % 10 = 7
So 432500-49-7 is a valid CAS Registry Number.