19136-42-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19136-42-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,1,3 and 6 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 19136-42:
(7*1)+(6*9)+(5*1)+(4*3)+(3*6)+(2*4)+(1*2)=106
106 % 10 = 6
So 19136-42-6 is a valid CAS Registry Number.