810686-38-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 810686-38-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,1,0,6,8 and 6 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 810686-38:
(8*8)+(7*1)+(6*0)+(5*6)+(4*8)+(3*6)+(2*3)+(1*8)=165
165 % 10 = 5
So 810686-38-5 is a valid CAS Registry Number.