436810-40-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 436810-40-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,6,8,1 and 0 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 436810-40:
(8*4)+(7*3)+(6*6)+(5*8)+(4*1)+(3*0)+(2*4)+(1*0)=141
141 % 10 = 1
So 436810-40-1 is a valid CAS Registry Number.