Impurities

Levalbuterol internediate 1

Product Code:Ax-IMP401
CAS Number:182676-91-1
Synonyms:methyl 2,3-bis(benzyloxy)-5-bromobenzoate
Molecular Formula:C22H19BrO4
Molecular Weight:427.29

Olopatadine E- isomer

Product Code:Ax-IMP405
CAS Number:949141-22-4 (HCl) ; 113806-06-7 (base)
Synonyms:(E)-2-(11-(3-(dimethylamino)propylidene)-6,11-dihydrodibenzo[b,e]oxepin-2-yl)acetic acid
Molecular Formula:C21H23NO3
Molecular Weight:337.41

Olopatadine carbaldehyde

Product Code:Ax-IMP406
CAS Number:1376615-97-2
Synonyms:(Z)-2-(11-(3-(dimethylamino)propylidene)-6,11-dihydrodibenzo[b,e]oxepin-2-yl)acetaldehyde hydrochloride
Molecular Formula:C21H24ClNO2
Molecular Weight:357.87

Ketoconazole Intermediate 1

Product Code:Ax-IMP407
CAS Number:82966-35-6
Synonyms:((2S,4S)-2-(bromomethyl)-2-(2,4-dichlorophenyl)-1,3-dioxolan-4-yl)methyl 4-methylbenzenesulfonate
Molecular Formula:C18H17BrCl2O5S
Molecular Weight:496.19

Ketoconazole Intermediate 2

Product Code:Ax-IMP408
CAS Number:142128-65-2
Synonyms:1-(4-(4-(((2S,4R)-2-(bromomethyl)-2-(2,4-dichlorophenyl)-1,3-dioxolan-4-yl)methoxy)phenyl)piperazin-1-yl)ethan-1-one
Molecular Formula:C23H25BrCl2N2O4
Molecular Weight:544.27

Dihydro Loratadine

Product Code:Ax-IMP409
CAS Number:167891-69-2
Synonyms:ethyl 4-(8-chloro-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-yl)piperidine-1-carboxylate
Molecular Formula:C22H25ClN2O2
Molecular Weight:384.9

Olmesartan (MBTT)

Product Code:Ax-IMP410
CAS Number:124750-53-4
Synonyms:5-(4'-methyl-[1,1'-biphenyl]-2-yl)-1-trityl-1H-tetrazole
Molecular Formula:C33H26N4
Molecular Weight:478.59

Olmesartan (DBBTT)

Product Code:Ax-IMP411
CAS Number:NA
Synonyms:5-(4'-(dibromomethyl)-[1,1'-biphenyl]-2-yl)-1-trityl-1H-tetrazole
Molecular Formula:C33H24Br2N4
Molecular Weight:636.39

Itopride impurity

Product Code:Ax-IMP412
CAS Number:20059-73-8
Synonyms:2-(4-(aminomethyl)phenoxy)-N,N-dimethylethan-1-amine dihydrochloride
Molecular Formula:C11H20Cl2N2O
Molecular Weight:267.19

Celecoxib EP Impurity B

Product Code:Ax-IMP414
CAS Number:331943-04-5
Synonyms:4-(3-(p-tolyl)-5-(trifluoromethyl)-1H-pyrazol-1-yl)benzenesulfonamide
Molecular Formula:C17H14F3N3O2S
Molecular Weight:381.37