134646-07-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 134646-07-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,6,4 and 6 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 134646-07:
(8*1)+(7*3)+(6*4)+(5*6)+(4*4)+(3*6)+(2*0)+(1*7)=124
124 % 10 = 4
So 134646-07-4 is a valid CAS Registry Number.