107498-33-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 107498-33-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,7,4,9 and 8 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 107498-33:
(8*1)+(7*0)+(6*7)+(5*4)+(4*9)+(3*8)+(2*3)+(1*3)=139
139 % 10 = 9
So 107498-33-9 is a valid CAS Registry Number.