40283-23-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40283-23-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,2,8 and 3 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 40283-23:
(7*4)+(6*0)+(5*2)+(4*8)+(3*3)+(2*2)+(1*3)=86
86 % 10 = 6
So 40283-23-6 is a valid CAS Registry Number.