392662-40-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 392662-40-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,9,2,6,6 and 2 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 392662-40:
(8*3)+(7*9)+(6*2)+(5*6)+(4*6)+(3*2)+(2*4)+(1*0)=167
167 % 10 = 7
So 392662-40-7 is a valid CAS Registry Number.