49754-87-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 49754-87-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,9,7,5 and 4 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 49754-87:
(7*4)+(6*9)+(5*7)+(4*5)+(3*4)+(2*8)+(1*7)=172
172 % 10 = 2
So 49754-87-2 is a valid CAS Registry Number.