400736-91-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 400736-91-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,0,7,3 and 6 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 400736-91:
(8*4)+(7*0)+(6*0)+(5*7)+(4*3)+(3*6)+(2*9)+(1*1)=116
116 % 10 = 6
So 400736-91-6 is a valid CAS Registry Number.