1346641-42-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1346641-42-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,4,6,6,4 and 1 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1346641-42:
(9*1)+(8*3)+(7*4)+(6*6)+(5*6)+(4*4)+(3*1)+(2*4)+(1*2)=156
156 % 10 = 6
So 1346641-42-6 is a valid CAS Registry Number.