747406-87-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 747406-87-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,7,4,0 and 6 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 747406-87:
(8*7)+(7*4)+(6*7)+(5*4)+(4*0)+(3*6)+(2*8)+(1*7)=187
187 % 10 = 7
So 747406-87-7 is a valid CAS Registry Number.