134666-85-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 134666-85-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,6,6 and 6 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 134666-85:
(8*1)+(7*3)+(6*4)+(5*6)+(4*6)+(3*6)+(2*8)+(1*5)=146
146 % 10 = 6
So 134666-85-6 is a valid CAS Registry Number.