372093-09-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 372093-09-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,7,2,0,9 and 3 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 372093-09:
(8*3)+(7*7)+(6*2)+(5*0)+(4*9)+(3*3)+(2*0)+(1*9)=139
139 % 10 = 9
So 372093-09-9 is a valid CAS Registry Number.