100949-52-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 100949-52-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,9,4 and 9 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 100949-52:
(8*1)+(7*0)+(6*0)+(5*9)+(4*4)+(3*9)+(2*5)+(1*2)=108
108 % 10 = 8
So 100949-52-8 is a valid CAS Registry Number.