726-91-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 726-91-0 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 7,2 and 6 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 726-91:
(5*7)+(4*2)+(3*6)+(2*9)+(1*1)=80
80 % 10 = 0
So 726-91-0 is a valid CAS Registry Number.
InChI:InChI=1/C11H13FN3O2P/c12-10-3-1-2-9(8-10)11(16)13-18(17,14-4-5-14)15-6-7-15/h1-3,8H,4-7H2,(H,13,16,17)