91092-92-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91092-92-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,0,9 and 2 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 91092-92:
(7*9)+(6*1)+(5*0)+(4*9)+(3*2)+(2*9)+(1*2)=131
131 % 10 = 1
So 91092-92-1 is a valid CAS Registry Number.
InChI:InChI=1/C11H9NO4/c1-16-11(15)8-9(13)6-4-2-3-5-7(6)10(14)12-8/h2-5,8H,1H3,(H,12,14)