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Cleanchem is a trusted provider of premium pharmaceutical reference materials, specializing in Vilazodone and its associated compounds. Our catalog includes pharmacopeial and non-pharmacopeial Vilazodone impurities, metabolites, nitrosamine derivatives (N-NO compounds), and stable isotope-labeled products. These reference standards play a critical role in pharmaceutical R&D, supporting activities such as product formulation, ANDA and DMF submissions, quality assurance, analytical method development, and stability assessments.
All Vilazodone-related substances undergo comprehensive characterization and are delivered with complete Certificates of Analysis and supporting analytical documentation to ensure regulatory adherence. Upon request, we can offer EP/USP traceable standards. Our products are routinely re-evaluated to maintain consistent quality and performance.

Vilazodone

CAT No: CL-VZD-01 CAS No: 163521-12-8 Mol Wt: 441.5 Mol F: C26H27N5O2 Inv Status: Custom Synthesis

Chemical Name: 5-[4-[4-(5-Cyano-1H-indol-3-yl)butyl]-1-piperazinyl]-2-benzofurancarboxamide

Vilazodone N-Oxide

CAT No: CL-VZD-02 CAS No: 1622425-52-8 Mol Wt: 457.5 Mol F: C26H27N5O3 Inv Status: Custom Synthesis

Chemical Name: 5-[4-[4-(5-Cyano-1H-indol-3-yl)butyl]-4-oxido-1-piperazinyl]-2-benzofurancarboxamide

Vilazodone Carboxy Acid

CAT No: CL-VZD-03 CAS No: 163521-19-5 Mol Wt: 442.5 Mol F: C26H26N4O3 Inv Status: Custom Synthesis

Chemical Name: 5-[4-[4-(5-Cyano-1H-indol-3-yl)butyl]-1-piperazinyl]-2-benzofurancarboxylic Acid

Vilazodone Impurity II

CAT No: CL-VZD-04 CAS No: 1422956-25-9 Mol Wt: 470.6 : 36.5 Mol F: C28H30N4O3 : HCl Inv Status: Custom Synthesis

Chemical Name: Ethyl 5-(4-(4-(5-cyano-1H-indol-3-yl)butyl)piperazin-1-yl)benzofuran-2-carboxylate hydrochloride

Vilazodone Dimer Impurity

CAT No: CL-VZD-05 CAS No: NA Mol Wt: 600.7 Mol F: C35H32N6O4 Inv Status: Custom Synthesis

Chemical Name: N-(2-Carbamoylbenzofuran-5-yl)-5-(4-(4-(5-cyano-1H-indol-3-yl)butyl)piperazin-1-yl)benzofuran-2-carboxamide

Vilazodone Impurity 1

CAT No: CL-VZD-06 CAS No: NA Mol Wt: 667.8 : 126.9 Mol F: C41H43N6O3 : I Inv Status: Custom Synthesis

Chemical Name: 1,1-Bis(4-(5-cyano-1H-indol-3-yl)butyl)-4-(2-(ethoxycarbonyl)benzofuran-5-yl)piperazin-1-ium iodide

Vilazodone Impurity 2

CAT No: CL-VZD-07 CAS No: NA Mol Wt: 638.8 : 126.9 Mol F: C39H40N7O2 : I Inv Status: Custom Synthesis

Chemical Name: 4-(2-Carbamoylbenzofuran-5-yl)-1,1-bis(4-(5-cyano-1H-indol-3-yl)butyl)piperazin-1-ium iodide

Vilazodone Impurity 3

CAT No: CL-VZD-08 CAS No: 795266-89-6 Mol Wt: 456.55 Mol F: C27H28N4O3 Inv Status: In Stock

Chemical Name: Methyl 5-(4-(4-(5-cyano-1H-indol-3-yl)butyl)piperazin-1-yl)benzofuran-2-carboxylate

Vilazodone Impurity 4

CAT No: CL-VZD-09 CAS No: 2089320-24-9 Mol Wt: 470.57 Mol F: C28H30N4O3 Inv Status: In Stock

Chemical Name: Ethyl 5-(4-(4-(5-cyano-1H-indol-3-yl)butyl)piperazin-1-yl)benzofuran-2-carboxylate

Vilazodone Impurity 5

CAT No: CL-VZD-10 CAS No: 2044706-84-3 Mol Wt: 232.7 Mol F: C13H13ClN2 Inv Status: Custom Synthesis

Chemical Name: 3-(4-Chlorobutyl)-1H-indole-7-carbonitrile

Vilazodone Impurity 6

CAT No: CL-VZD-11 CAS No: 1451194-34-5 Mol Wt: 248.7 Mol F: C13H13ClN2O Inv Status: Custom Synthesis

Chemical Name: 3-(4-Chloro-1-hydroxybutyl)-1H-indole-5-carbonitrile

Vilazodone Impurity 7

CAT No: CL-VZD-12 CAS No: 914927-40-5 Mol Wt: 214.3 Mol F: C13H14N2O Inv Status: Custom Synthesis

Chemical Name: 3-(4-Hydroxybutyl)-1H-indole-5-carbonitrile

Vilazodone Impurity 8

CAT No: CL-VZD-13 CAS No: 2514696-28-5 Mol Wt: 212.3 Mol F: C13H12N2O Inv Status: Custom Synthesis

Chemical Name: 3-(Tetrahydrofuran-2-yl)-1H-indole-5-carbonitrile

Vilazodone Impurity 9

CAT No: CL-VZD-14 CAS No: 1877901-11-5 Mol Wt: 232.7 Mol F: C13H13ClN2 Inv Status: Custom Synthesis

Chemical Name: 1-(4-Chlorobutyl)-1H-indole-5-carbonitrile

Vilazodone Impurity 10

CAT No: CL-VZD-15 CAS No: 2512200-37-0 Mol Wt: 246.7 Mol F: C13H11ClN2O Inv Status: Custom Synthesis

Chemical Name: 1-(4-Chlorobutanoyl)-1H-indole-5-carbonitrile

Vilazodone Impurity 11 (5-Amino Benzofuran)

CAT No: CL-VZD-16 CAS No: 58546-89-7 Mol Wt: 133.2 Mol F: C8H7NO Inv Status: Custom Synthesis

Chemical Name: 5-Aminobenzofuran

Vilazodone Impurity 12

CAT No: CL-VZD-17 CAS No: 3153-34-2 Mol Wt: 164.6 Mol F: C7H13ClO2 Inv Status: Custom Synthesis

Chemical Name: 4-Chloro-butyric Acid Isopropyl Ester

Vilazodone Impurity 13

CAT No: CL-VZD-18 CAS No: 1186225-86-4 Mol Wt: 260.3 Mol F: C14H16N2O3 Inv Status: In Stock

Chemical Name: Methyl 5-(piperazin-1-yl)benzofuran-2-carboxylate

Vilazodone Impurity 14

CAT No: CL-VZD-19 CAS No: 206347-31-1 Mol Wt: 202.3 Mol F: C12H14N2O Inv Status: Custom Synthesis

Chemical Name: 1-(Benzofuran-5-yl)piperazine

Vilazodone Impurity 15

CAT No: CL-VZD-20 CAS No: NA Mol Wt: 210.3 Mol F: C14H14N2 Inv Status: Custom Synthesis

Chemical Name: 3-(Pent-4-en-1-yl)-1H-indole-5-carbonitrile

Vilazodone Impurity 16

CAT No: CL-VZD-21 CAS No: NA Mol Wt: 226.3 Mol F: C14H14N2O Inv Status: Custom Synthesis

Chemical Name: 3-(5-Hydroxypent-1-en-2-yl)-1H-indole-5-carbonitrile

Vilazodone Impurity 17

CAT No: CL-VZD-22 CAS No: 1637223-09-6 Mol Wt: 455.5 Mol F: C26H25N5O3 Inv Status: Custom Synthesis

Chemical Name: 5-(4-(4-(5-Cyano-1H-indol-3-yl)-4-oxobutyl)piperazin-1-yl)benzofuran-2-carboxamide

Vilazodone Impurity 18

CAT No: CL-VZD-23 CAS No: NA Mol Wt: 637.8 Mol F: C39H39N7O2 Inv Status: Custom Synthesis

Chemical Name: 5-(4-(4-(5-Cyano-1-(4-(5-cyano-1H-indol-3-yl)butyl)-1H-indol-3-yl)butyl)piperazin-1-yl)benzofuran-2-carboxamide

Vilazodone Impurity 19

CAT No: CL-VZD-24 CAS No: NA Mol Wt: 484.6 Mol F: C28H28N4O4 Inv Status: Custom Synthesis

Chemical Name: Ethyl 5-(4-(4-(5-cyano-1H-indol-3-yl)-4-oxobutyl)piperazin-1-yl)benzofuran-2-carboxylate

Vilazodone Impurity 20

CAT No: CL-VZD-25 CAS No: NA Mol Wt: 666.8 Mol F: C41H42N6O3 Inv Status: Custom Synthesis

Chemical Name: Ethyl 5-(4-(4-(5-cyano-1-(4-(5-cyano-1H-indol-3-yl)butyl)-1H-indol-3-yl)butyl)piperazin-1-yl)benzofuran-2-carboxylate

Vilazodone Impurity 21

CAT No: CL-VZD-26 CAS No: NA Mol Wt: 473.5 Mol F: C26H27N5O4 Inv Status: Custom Synthesis

Chemical Name: 4-(2-Carbamoylbenzofuran-5-yl)-1-(4-(5-cyano-1-hydroxy-1H-indol-3-yl)butyl)piperazine 1-oxide

Vilazodone Impurity 22

CAT No: CL-VZD-27 CAS No: NA Mol Wt: 463.4 Mol F: C26H24Cl2N4 Inv Status: Custom Synthesis

Chemical Name: 3,3'-(6-Chloro-2-(2-chloroethyl)hexane-1,3-diyl)bis(1H-indole-5-carbonitrile)

Vilazodone Impurity 23

CAT No: CL-VZD-28 CAS No: NA Mol Wt: 456.9 Mol F: C26H21ClN4O2 Inv Status: Custom Synthesis

Chemical Name: 3-(4-Chlorobutanoyl)-1-(4-(5-cyano-1H-indol-3-yl)-4-oxobutyl)-1H-indole-5-carbonitrile

Vilazodone Impurity 24

CAT No: CL-VZD-29 CAS No: 109831-24-5 Mol Wt: 309.3 Mol F: C14H15NO7 Inv Status: Custom Synthesis

Chemical Name: Diethyl 5-nitrobenzofuran-2,2(3H)-dicarboxylate

Vilazodone Impurity 25

CAT No: CL-VZD-30 CAS No: NA Mol Wt: 325.3 Mol F: C14H15NO8 Inv Status: Custom Synthesis

Chemical Name: Diethyl 2-(2-formyl-4-nitrophenoxy)malonate

Vilazodone Impurity 26

CAT No: CL-VZD-31 CAS No: NA Mol Wt: 416.3 Mol F: C19H27Cl2N3O3 Inv Status: Custom Synthesis

Chemical Name: Ethyl 5-(bis(2-((2-chloroethyl)amino)ethyl)amino)benzofuran-2-carboxylate

Vilazodone Impurity 27

CAT No: CL-VZD-32 CAS No: NA Mol Wt: 479.5 Mol F: C26H29N3O6 Inv Status: Custom Synthesis

Chemical Name: Diethyl 5,5'-((azanediylbis(ethane-2,1-diyl))bis(azanediyl))bis(benzofuran-2-carboxylate)

Vilazodone Impurity 28

CAT No: CL-VZD-33 CAS No: 183288-47-3 Mol Wt: 246.3 Mol F: C13H14N2O3 Inv Status: In Stock

Chemical Name: 5-(Piperazin-1-yl)benzofuran-2-carboxylic acid

Vilazodone Impurity 29

CAT No: CL-VZD-34 CAS No: 1821658-38-1 Mol Wt: 246.7 Mol F: C13H11ClN2O Inv Status: Custom Synthesis

Chemical Name: 4-(5-Cyano-1H-indol-3-yl)butanoyl chloride ; 3-(4-Chlorobutanoyl)-5- cyanoindole

Vilazodone Impurity 30

CAT No: CL-VZD-35 CAS No: 276863-95-7 Mol Wt: 246.7 Mol F: C13H11ClN2O Inv Status: Custom Synthesis

Chemical Name: 3-(4-Chloro-1-oxobutyl)indole-5-carbonitrile

Vilazodone Intermidiate

CAT No: CL-VZD-36 CAS No: 183288-46-2 Mol Wt: 245.3 Mol F: C13H15N3O2 Inv Status: Custom Synthesis

Chemical Name: 5-(Piperazin-1-yl)benzofuran-2-carboxamide

Vilazodone Impurity 31

CAT No: CL-VZD-37 CAS No: 1640353-02-1 Mol Wt: 698.8 Mol F: C40H42N8O4 Inv Status: Custom Synthesis

Chemical Name: 5-(4-((3-(4-(4-(2-Carbamoylbenzofuran-5-yl)piperazin-1-yl)butyl)-5-cyano-1H-indol-1-yl)methyl)piperazin-1-yl)benzofuran-2-carboxamide

Vilazodone Impurity 32

CAT No: CL-VZD-38 CAS No: NA Mol Wt: 398.5 Mol F: C25H26N4O Inv Status: In Stock

Chemical Name: 3-(4-(4-(Benzofuran-5-yl)piperazin-1-yl)butyl)-1H-indole-5-carbonitrile

Vilazidone N-BOC-Acid Impurity

CAT No: CL-VZD-39 CAS No: 1192170-26-5 Mol Wt: 346.4 Mol F: C18H22N2O5 Inv Status: Custom Synthesis

Chemical Name: 5-(4-(Tert-butoxycarbonyl)piperazin-1-yl)benzofuran-2-carboxylic acid

Vilazodone Impurity 33

CAT No: CL-VZD-39 CAS No: NA Mol Wt: 205.2 Mol F: C11H11NO3 Inv Status: In Stock

Chemical Name: Ethyl 7-aminobenzofuran-2-carboxylate

Vilazidone N-BOC-Dimer Impurity

CAT No: CL-VZD-40 CAS No: NA Mol Wt: 573.6 Mol F: C31H35N5O6 Inv Status: Custom Synthesis

Chemical Name: Tert-butyl 4-(2-(4-(2-carbamoylbenzofuran-5-yl)piperazine-1-carbonyl)benzofuran-5-yl)piperazine-1-carboxylate

Vilazodone HCl

CAT No: CL-VZD-40 CAS No: 163521-08-2 Mol Wt: 441.5 : 36.5 Mol F: C26H27N5O2 : HCl Inv Status: In Stock

Chemical Name: 5-[4-[4-(5-Cyano-1H-indol-3-yl)butyl]-1-piperazinyl]-2-benzofurancarboxamide hydrochloride

Vilazodone Diamide Impurity

CAT No: CL-VZD-41 CAS No: 1588795-58-7 Mol Wt: 459.6 Mol F: C26H29N5O3 Inv Status: Custom Synthesis

Chemical Name: 3-(4-(4-(2-Carbamoylbenzofuran-5-yl)piperazin-1-yl)butyl)-1H-indole-5-carboxamide

Vilazodone Hydrochloride KSM-II

CAT No: CL-VZD-42 CAS No: 143612-79-7 Mol Wt: 232.7 Mol F: C13H13ClN2 Inv Status: Custom Synthesis

Chemical Name: 3-(4-Chlorobutyl)-1H-indole-5-carbonitrile

Vilazodone Impurity 37

CAT No: CL-VZD-43 CAS No: 1398358-62-7 Mol Wt: 400.9 Mol F: C20H17ClN2O3S Inv Status: Custom Synthesis

Chemical Name: 3-(4-Chlorobutanoyl)-1-tosyl-1H-indole-5-carbonitrile

Vilazodone Impurity 38

CAT No: CL-VZD-44 CAS No: 1398358-69-4 Mol Wt: 386.9 Mol F: C20H19ClN2O2S Inv Status: Custom Synthesis

Chemical Name: 3-(4-Chlorobutyl)-1-tosyl-1H-indole-5-carbonitrile

Vilazodone Impurity 39

CAT No: CL-VZD-45 CAS No: 1969300-03-5 Mol Wt: 402.9 Mol F: C20H19ClN2O3S Inv Status: Custom Synthesis

Chemical Name: 3-(4-Chloro-1-hydroxybutyl)-1-tosyl-1H-indole-5-carbonitrile

Vilazodone Impurity 41

CAT No: CL-VZD-46 CAS No: 2091727-73-8 Mol Wt: 239.7 Mol F: C11H10ClNO3 Inv Status: Custom Synthesis

Chemical Name: Ethyl 5-amino-4-chlorobenzofuran-2-carboxylate

Vilazodone Impurity 44

CAT No: CL-VZD-47 CAS No: NA Mol Wt: 241.3 Mol F: C15H19N3 Inv Status: Custom Synthesis

Chemical Name: 3-(4-(Dimethylamino)butyl)-1H-indole-5-carbonitrile

Vilazodone Impurity-III

CAT No: CL-VZD-48 CAS No: 765935-67-9 Mol Wt: 274.3 : 36.5 Mol F: C15H18N2O3 : HCl Inv Status: Custom Synthesis

Chemical Name: 1-(2-Ethoxycarbonyl benzofuran-5-yl) piperazine hydrochloride (Piperazine ester)

Vilazodone Ethyl Ester

CAT No: CL-VZD-49 CAS No: NA Mol Wt: 638.8 Mol F: C39H38N6O3 Inv Status: Custom Synthesis

Chemical Name: 4-(5-Cyano-1H-indol-3-yl)butyl 5-(4-(4-(5-cyano-1H-indol-3-yl)butyl)piperazin-1-yl)benzofuran-2-carboxylate

Vilazodone Impurity 34

CAT No: CL-VZD-50 CAS No: NA Mol Wt: 298.5 : 35.5 Mol F: C19H28N3 : Cl Inv Status: Custom Synthesis

Chemical Name: 4-(5-Cyano-1H-indol-3-yl)-N,N,N-triethylbutan-1-aminium chloride

Vilazodone Impurity 35

CAT No: CL-VZD-51 CAS No: 1983197-00-7 Mol Wt: 456.5 : 36.5 Mol F: C27H28N4O3 : HCl Inv Status: Custom Synthesis

Chemical Name: Methyl 5-(4-(4-(5-cyano-1H-indol-3-yl)butyl)piperazin-1-yl)benzofuran-2-carboxylate hydrochloride

Vilazodone Impurity 36

CAT No: CL-VZD-52 CAS No: NA Mol Wt: 600.7 Mol F: C35H32N6O4 Inv Status: Custom Synthesis

Chemical Name: 5-(4-(Benzofuran-2-carboxamido)piperazin-2-yl)-4-(4-(5-cyano-1H-indol-3-yl)butyl)benzofuran-2-carboxamide

Vilazodone Impurity 40

CAT No: CL-VZD-53 CAS No: 93612-48-7 Mol Wt: 225 Mol F: C6H9BrO4 Inv Status: Custom Synthesis

Chemical Name: 1-Ethyl 3-methyl 2-bromomalonate

Vilazodone Impurity 43

CAT No: CL-VZD-54 CAS No: NA Mol Wt: 437.6 Mol F: C28H31N5 Inv Status: Custom Synthesis

Chemical Name: 1-(4-(5-Cyano-1H-indol-3-yl)butyl)-3-(4-(dimethylamino)butyl)-1H-indole-5-carbonitrile

Vilazodone Impurity 45

CAT No: CL-VZD-55 CAS No: NA Mol Wt: 334.4 Mol F: C17H22N2O5 Inv Status: Custom Synthesis

Chemical Name: 2-(2-Hydroxyethoxy)ethyl 5-(piperazin-1-yl)benzofuran-2-carboxylate

Vilazodone Impurity 46

CAT No: CL-VZD-56 CAS No: NA Mol Wt: 362.4 Mol F: C19H26N2O5 Inv Status: Custom Synthesis

Chemical Name: 2-(2-Ethoxyethoxy)ethyl 5-(piperazin-1-yl)benzofuran-2-carboxylate

Vilazodone Impurity 47

CAT No: CL-VZD-57 CAS No: NA Mol Wt: 558.7 Mol F: C32H38N4O5 Inv Status: Custom Synthesis

Chemical Name: 2-(2-Ethoxyethoxy)ethyl 5-(4-(4-(6-cyano-1H-indol-3-yl)butyl)piperazin-1-yl)benzofuran-2-carboxylate

Vilazodone Impurity 48

CAT No: CL-VZD-58 CAS No: NA Mol Wt: 455.6 Mol F: C27H29N5O2 Inv Status: Custom Synthesis

Chemical Name: 5-(4-(4-(5-Cyano-1H-indol-3-yl)butyl)piperazin-1-yl)-N-methylbenzofuran-2-carboxamide

Vilazodone D4

CAT No: CL-VZD-59 CAS No: NA Mol Wt: 445.6 Mol F: C26H23D4N5O2 Inv Status: Custom Synthesis

Chemical Name: 5-(4-(4-(5-Cyano-1H-indol-3-yl)butyl)piperazin-1-yl-2,2,6,6-d4)benzofuran-2-carboxamide

Vilazodone D8

CAT No: CL-VZD-60 CAS No: 1794789-93-7 Mol Wt: 449.6 Mol F: C26H19D8N5O2 Inv Status: Custom Synthesis

Chemical Name: 5-(4-(4-(5-Cyano-1H-indol-3-yl)butyl)piperazin-1-yl-2,2,3,3,5,5,6,6-d8)benzofuran-2-carboxamide

Type:Impurity Reference Standard

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