103642-46-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103642-46-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,6,4 and 2 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 103642-46:
(8*1)+(7*0)+(6*3)+(5*6)+(4*4)+(3*2)+(2*4)+(1*6)=92
92 % 10 = 2
So 103642-46-2 is a valid CAS Registry Number.