90247-09-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 90247-09-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,2,4 and 7 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 90247-09:
(7*9)+(6*0)+(5*2)+(4*4)+(3*7)+(2*0)+(1*9)=119
119 % 10 = 9
So 90247-09-9 is a valid CAS Registry Number.
InChI:InChI=1/C16H9ClFNO4/c17-12-14-7(6-11(22-14)16(20)21)5-9-13(19-23-15(9)12)8-3-1-2-4-10(8)18/h1-5,11H,6H2,(H,20,21)