946662-83-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 946662-83-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,4,6,6,6 and 2 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 946662-83:
(8*9)+(7*4)+(6*6)+(5*6)+(4*6)+(3*2)+(2*8)+(1*3)=215
215 % 10 = 5
So 946662-83-5 is a valid CAS Registry Number.