861206-77-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 861206-77-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,1,2,0 and 6 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 861206-77:
(8*8)+(7*6)+(6*1)+(5*2)+(4*0)+(3*6)+(2*7)+(1*7)=161
161 % 10 = 1
So 861206-77-1 is a valid CAS Registry Number.