432511-50-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 432511-50-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,2,5,1 and 1 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 432511-50:
(8*4)+(7*3)+(6*2)+(5*5)+(4*1)+(3*1)+(2*5)+(1*0)=107
107 % 10 = 7
So 432511-50-7 is a valid CAS Registry Number.