1266605-87-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1266605-87-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,6,6,0 and 5 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1266605-87:
(9*1)+(8*2)+(7*6)+(6*6)+(5*6)+(4*0)+(3*5)+(2*8)+(1*7)=171
171 % 10 = 1
So 1266605-87-1 is a valid CAS Registry Number.