Impurity Reference Standard - Products

Iguratimod Impurity 1

CAT No: CL-IGU-02 CAS No: 123663-50-3 Mol Wt: 388.4 Mol F: C18H16N2O6S Inv Status: Custom Synthesis

Chemical Name: N-Methyl-N-(7-(methylsulfonamido)-4-oxo-6-phenoxy-4H-chromen-3-yl)formamide

N-Nitroso Iguratimod Impurity 2

CAT No: CL-IGU-03 CAS No: 1179354-65-4 Mol Wt: 388.4 Mol F: C18H16N2O6S Inv Status: Custom Synthesis

Chemical Name: N-(7-(N-Methylmethylsulfonamido)-4-oxo-6-phenoxy-4H-chromen-3-yl)formamide

Iguratimod

CAT No: CL-IGU-04 CAS No: 123663-49-0 Mol Wt: 374.4 Mol F: C17H14N2O6S Inv Status: Custom Synthesis

Chemical Name: N-(7-(Methylsulfonamido)-4-oxo-6-phenoxy-4H-chromen-3-yl)formamide

Iguratimod Impurity 3

CAT No: CL-IGU-05 CAS No: 149457-03-4 Mol Wt: 364.4 Mol F: C16H16N2O6S Inv Status: Custom Synthesis

Chemical Name: N-(2-(2-Hydroxy-4-(methylsulfonamido)-5-phenoxyphenyl)-2-oxoethyl)formamide

Iguratimod Impurity 4

CAT No: CL-IGU-06 CAS No: 149436-41-9 Mol Wt: 350.4 : 36.5 Mol F: C16H18N2O5S : HCl Inv Status: Custom Synthesis

Chemical Name: N-(4-Glycyl-5-methoxy-2-phenoxyphenyl)methanesulfonamide hydrochloride

Iguratimod Impurity 5

CAT No: CL-IGU-07 CAS No: 149456-98-4 Mol Wt: 378.4 Mol F: C17H18N2O6S Inv Status: Custom Synthesis

Chemical Name: N-(2-(2-Methoxy-4-(methylsulfonamido)-5-phenoxyphenyl)-2-oxoethyl)formamide

Iguratimod Impurity 6

CAT No: CL-IGU-08 CAS No: 123662-92-0 Mol Wt: 388.4 Mol F: C18H16N2O6S Inv Status: Custom Synthesis

Chemical Name: N-(7-(Methylsulfonamido)-4-oxo-6-phenoxy-4H-chromen-3-yl)acetamide

Iguratimod Impurity 7

CAT No: CL-IGU-09 CAS No: 123663-48-9 Mol Wt: 346.4 Mol F: C16H14N2O5S Inv Status: Custom Synthesis

Chemical Name: N-(3-Amino-4-oxo-6-phenoxy-4H-chromen-7-yl)methanesulfonamide

Iguratimod Impurity 8

CAT No: CL-IGU-10 CAS No: NA Mol Wt: 402.5 Mol F: C20H22N2O5S Inv Status: Custom Synthesis

Chemical Name: N-(3-(Tert-butylamino)-4-oxo-6-phenoxy-4H-chromen-7-yl)methanesulfonamide