186761-29-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 186761-29-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,6,7,6 and 1 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 186761-29:
(8*1)+(7*8)+(6*6)+(5*7)+(4*6)+(3*1)+(2*2)+(1*9)=175
175 % 10 = 5
So 186761-29-5 is a valid CAS Registry Number.