46420-39-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 46420-39-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,6,4,2 and 0 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 46420-39:
(7*4)+(6*6)+(5*4)+(4*2)+(3*0)+(2*3)+(1*9)=107
107 % 10 = 7
So 46420-39-7 is a valid CAS Registry Number.