497930-41-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 497930-41-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,9,7,9,3 and 0 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 497930-41:
(8*4)+(7*9)+(6*7)+(5*9)+(4*3)+(3*0)+(2*4)+(1*1)=203
203 % 10 = 3
So 497930-41-3 is a valid CAS Registry Number.