49541-93-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 49541-93-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,9,5,4 and 1 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 49541-93:
(7*4)+(6*9)+(5*5)+(4*4)+(3*1)+(2*9)+(1*3)=147
147 % 10 = 7
So 49541-93-7 is a valid CAS Registry Number.