1432620-57-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1432620-57-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,3,2,6,2 and 0 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1432620-57:
(9*1)+(8*4)+(7*3)+(6*2)+(5*6)+(4*2)+(3*0)+(2*5)+(1*7)=129
129 % 10 = 9
So 1432620-57-9 is a valid CAS Registry Number.