140447-98-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 140447-98-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,0,4,4 and 7 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 140447-98:
(8*1)+(7*4)+(6*0)+(5*4)+(4*4)+(3*7)+(2*9)+(1*8)=119
119 % 10 = 9
So 140447-98-9 is a valid CAS Registry Number.
InChI:InChI=1/C12H14N2O9/c15-2-3-1-14(12(21)13-3)10-6(18)8-7(23-10)4(16)5(17)9(22-8)11(19)20/h1-2,4-10,16-18H,(H,13,21)(H,19,20)/t4-,5+,6-,7-,8+,9+,10-/m1/s1