Impurity Reference Standard - Products

Pioglitazone

CAT No: CL-PGZN-01 CAS No: 111025-46-8 Mol Wt: 356.4 Mol F: C19H20N2O3S Inv Status: Custom Synthesis

Chemical Name: (5RS)-5-[[4-[2-(5-Ethylpyridin-2-yl)ethoxy]phenyl]methyl]thiazolidine-2,4-dione ; (?)-5-[p-[2-(5-Ethyl-2-pyridyl)ethoxy]benzyl]-2,4-thiazolidinedione (as per USP)

Pioglitazone Hydrochloride

CAT No: CL-PGZN-02 CAS No: 112529-15-4 Mol Wt: 356.4 : 36.5 Mol F: C19H20N2O3S : HCl Inv Status: Custom Synthesis

Chemical Name: (5RS)-5-[[4-[2-(5-Ethylpyridin-2-yl)ethoxy]phenyl]methyl]thiazolidine-2,4-dione hydrochloride ; (?)-5-[p-[2-(5-Ethyl-2-pyridyl)ethoxy]benzyl]-2,4-thiazolidinedione monohydrochloride (as per USP)

Pioglitazone EP Impurity A

CAT No: CL-PGZN-03 CAS No: 625853-74-9 Mol Wt: 372.4 Mol F: C19H20N2O4S Inv Status: Custom Synthesis

Chemical Name: (5RS)-5-[[4-[2-(5-ethylpyridin-2-yl)ethoxy]phenyl]methyl]-5-hydroxythiazolidine-2,4-dione ; (?)-5-{4-[2-(5-Ethylpyridin-2-yl)ethoxy]benzyl}-5-hydroxythiazolidine-2,4-dione (as per USP)

Pioglitazone EP Impurity B

CAT No: CL-PGZN-04 CAS No: 136401-69-9 Mol Wt: 354.4 Mol F: C19H18N2O3S Inv Status: Custom Synthesis

Chemical Name: (5Z)-5-[[4-[2-(5-ethylpyridin-2-yl)ethoxy]phenyl]methylene]thiazolidine-2,4-dione ; (Z)-5-{4-[2-(5-Ethylpyridin-2-yl)ethoxy]benzylidene}thiazolidine-2,4-dione (as per USP)

Pioglitazone EP Impurity C

CAT No: CL-PGZN-05 CAS No: 952188-00-0 Mol Wt: 489.6 Mol F: C28H31N3O3S Inv Status: Custom Synthesis

Chemical Name: (5RS)-5-[[4-[2-(5-ethylpyridin-2-yl)ethoxy]phenyl]methyl]-3-[2-(5-ethylpyridin-2-yl)ethyl]thiazolidine-2,4-dione ; (?)-5-{4-[2-(5-Ethylpyridin-2-yl)ethoxy]benzyl}-3-[2-(5-ethylpyridin-2-yl)ethyl]thiazolidine-2,4-dione (as per USP)

Pioglitazone EP Impurity D

CAT No: CL-PGZN-06 CAS No: 868754-41-0 Mol Wt: 402.5 Mol F: C21H26N2O4S Inv Status: Custom Synthesis

Chemical Name: Ethyl (2RS)-2-(carbamoylsulfanyl)-3-[4-[2-(5-ethylpyridin-2-yl)ethoxy]phenyl]propanoate (as per USP)

Pioglitazone EP Impurity E

CAT No: CL-PGZN-07 CAS No: 868754-42-1 Mol Wt: 327.4 Mol F: C20H25NO3 Inv Status: Custom Synthesis

Chemical Name: Ethyl 3-[4-[2-(5-ethylpyridin-2-yl)ethoxy]phenyl]propanoate

Pioglitazone EP Impurity F

CAT No: CL-PGZN-08 CAS No: 1391052-15-5 Mol Wt: 428.4 Mol F: C20H16N2O5S2 Inv Status: Custom Synthesis

Chemical Name: Bis[4-(5-Thiazolidinedion-yl)methylphenyl] ether ; 5-(4-[4-(5-Thiazolidinedion-yl)methylphenoxy]benzyl) thiazolidine-2,4-dione

Pioglitazone EP Impurity G

CAT No: CL-PGZN-09 CAS No: 952187-99-4 Mol Wt: 581.7 Mol F: C34H35N3O4S Inv Status: Custom Synthesis

Chemical Name: 5-(4-[2-(5-Ethylpyridin-2-yl)ethoxy]-3-(4-(2-(3-ethylpyridin-6-yl)ethoxy) phenyl) benzyl)thiazolidine-2,4-dione

Pioglitazone Aldehyde Impurity

CAT No: CL-PGZN-10 CAS No: 114393-97-4 Mol Wt: 255.3 Mol F: C16H17NO2 Inv Status: Custom Synthesis

Chemical Name: 4-[2-(5-Ethyl-2-pyridinyl)ethoxy] benzaldehyde

Pioglitazone Amino Impurity

CAT No: CL-PGZN-11 CAS No: 85583-40-0 Mol Wt: 242.3 Mol F: C15H18N2O Inv Status: Custom Synthesis

Chemical Name: 2-[2-(4-Aminophenoxy) ethyl-5-ethylpyridine

Pioglitazone Bromo Impurity

CAT No: CL-PGZN-12 CAS No: 669716-58-9 Mol Wt: 306.2 Mol F: C15H16BrNO Inv Status: Custom Synthesis

Chemical Name: 2-(2-(4-bromophenoxy)ethyl)-5-ethylpyridine

Pioglitazone Didehydro Hydroxy Impurity

CAT No: CL-PGZN-13 CAS No: 646519-84-8 Mol Wt: 370.4 Mol F: C19H18N2O4S Inv Status: Custom Synthesis

Chemical Name: 5-{4-[2-(5-Ethyl-2-pyridinyl) 2-hydroxyethoxy] benzylidene}-2,4-thiazolidinedione

Pioglitazone Fluoro Impurity

CAT No: CL-PGZN-14 CAS No: 291536-42-0 Mol Wt: 225.2 Mol F: C10H8FNO2S Inv Status: Custom Synthesis

Chemical Name: 5-(4-Fluorobenzyl)-2,4-thiazolidinedione

Pioglitazone Hydroxy Aldehyde Impurity

CAT No: CL-PGZN-15 CAS No: 471295-98-4 Mol Wt: 271.3 Mol F: C16H17NO3 Inv Status: Custom Synthesis

Chemical Name: 4-[2-(5-Ethyl-2-pyridinyl)-2-hydroxyethoxy]benzaldehyde

Pioglitazone Imino Impurity

CAT No: CL-PGZN-16 CAS No: 105355-26-8 Mol Wt: 355.4 Mol F: C19H21N3O2S Inv Status: Custom Synthesis

Chemical Name: 5-{4-[2-(5-Ethyl-2-pyridinyl) ethoxy] benzyl}-2-imino-4-thiazolidinedione ( EPEBI )

Pioglitazone M1 Metabolite

CAT No: CL-PGZN-17 CAS No: 74772-78-4 Mol Wt: 223.2 Mol F: C10H9NO3S Inv Status: Custom Synthesis

Chemical Name: 5-(4-Hydroxybenzyl)-1,3-thiazolidine-2,4-dione

Pioglitazone M2 Metabolite

CAT No: CL-PGZN-18 CAS No: 101931-00-4 Mol Wt: 372.4 Mol F: C19H20N2O4S Inv Status: Custom Synthesis

Chemical Name: 5-[[4-[2-(5-Ethyl-2-pyridinyl)-2-hydroxy-ethoxy]phenyl]methyl]-2,4-thiazolidinedione

Pioglitazone M3 Metabolite

CAT No: CL-PGZN-19 CAS No: 146062-45-5 Mol Wt: 372.4 Mol F: C19H20N2O4S Inv Status: Custom Synthesis

Chemical Name: 5-[[4-[2-(5-Acetyl-2-pyridinyl)ethoxy]phenyl]methyl]-2,4-thiazolidinedione

Pioglitazone M4 Metabolite

CAT No: CL-PGZN-20 CAS No: 146062-44-4 Mol Wt: 372.4 Mol F: C19H20N2O4S Inv Status: Custom Synthesis

Chemical Name: 5-[[4-[2-(5-(1-Hydroxyethyl)-2-pyridinyl)ethoxy]phenyl]methyl]-2,4-thiazolidinedione

Pioglitazone M5 Metabolite

CAT No: CL-PGZN-21 CAS No: 146062-48-8 Mol Wt: 386.4 Mol F: C19H18N2O5S Inv Status: Custom Synthesis

Chemical Name: 5-[[4-[2-(5-(1-Carboxylmethyl)-2-pyridinyl)ethoxy]phenyl]methyl]-2,4-thiazolidinedione

Pioglitazone N-Oxide

CAT No: CL-PGZN-22 CAS No: 145350-09-0 Mol Wt: 372.4 Mol F: C19H20N2O4S Inv Status: Custom Synthesis

Chemical Name: 5-[[4-[2-(5-Ethyl-2-pyridinyl]ethoxy]phenyl]methyl]-2,4-thiazolidinedione N-oxide ;

Pioglitazone Related Compound B

CAT No: CL-PGZN-23 CAS No: 669716-56-7 Mol Wt: 581.7 Mol F: C34H35N3O4S Inv Status: Custom Synthesis

Chemical Name: 5-(4-(2-(5-Ethyl-6-(4-(2-(5-ethylpyridin-2-yl)ethoxy)phenyl)pyridine-2-yl)ethoxy)benzyl)thiazolidine-2,4-dione

Pioglitazone Sulfonic Acid

CAT No: CL-PGZN-24 CAS No: 625853-73-8 Mol Wt: 378.4 Mol F: C18H22N2O5S Inv Status: Custom Synthesis

Chemical Name: (2RS)-1-Carbamoyl-2-[4-[2-(5-ethylpyridin-2-yl) ethoxy] phenyl] ethylsulfonic acid ;

Pioglitazone Impurity

CAT No: CL-PGZN-25 CAS No: 2295-31-0 Mol Wt: 117.1 Mol F: C3H3NO2S Inv Status: Custom Synthesis

Chemical Name: Thiazolidine-2,4-dione

Type:Impurity Reference Standard

API NAME:Pioglitazone

Total Products: 25

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