Impurity Reference Standard - Products

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Cleanchem is a trusted provider of premium pharmaceutical reference materials, specializing in Baclofen and its associated compounds. Our catalog includes pharmacopeial and non-pharmacopeial Baclofen 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 Baclofen-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.

Baclofen

CAT No: CL-BAFN-01 CAS No: 1134-47-0 Mol Wt: 213.7 Mol F: C10H12ClNO2 Inv Status: Custom Synthesis

Chemical Name: 4-Amino-3-(4-chlorophenyl)butanoic acid

Baclofen EP Impurity A

CAT No: CL-BAFN-02 CAS No: 22518-27-0 Mol Wt: 195.7 Mol F: C10H10ClNO Inv Status: Custom Synthesis

Chemical Name: (4RS)-4-(4-Chlorophenyl)pyrrolidin-2-one

Baclofen EP Impurity B

CAT No: CL-BAFN-03 CAS No: 1141-23-7 Mol Wt: 241.7 Mol F: C11H12ClNO3 Inv Status: In Stock

Chemical Name: (3RS)-5-Amino-3-(4-chlorophenyl)-5-oxopentanoic acid

Dibaclofen Urea

CAT No: CL-BAFN-04 CAS No: NA Mol Wt: 453.3 Mol F: C21H22Cl2N2O5 Inv Status: Custom Synthesis

Chemical Name: 4,4'-(Carbonylbis(azanediyl))bis(3-(4-chlorophenyl)butanoic acid)

Baclofen Butyl Ester HCl

CAT No: CL-BAFN-05 CAS No: 947583-11-1 Mol Wt: 269.77 : 36.46 Mol F: C14H20ClNO2 : HCl Inv Status: Custom Synthesis

Chemical Name: Butyl 4-amino-3-(p-chlorophenyl)butyrate hydrochloride

Dibaclofen Urea Dicyclohexylammonium Salt

CAT No: CL-BAFN-06 CAS No: NA Mol Wt: 451.3 : 2(182.3) Mol F: C21H20Cl2N2O5 : 2(C12H24N) Inv Status: Custom Synthesis

Chemical Name: dicyclohexylammonium 4,4'-(carbonylbis(azanediyl))bis(3-(4-chlorophenyl)butanoate)

Dibaclofen Urea Mono Lactum

CAT No: CL-BAFN-07 CAS No: NA Mol Wt: 435.3 Mol F: C21H20Cl2N2O4 Inv Status: Custom Synthesis

Chemical Name: 3-(p-Chlorophenyl)-4-{[4-(p-chlorophenyl)-2-oxo-1-pyrrolidinyl]carbonylamino}butyric acid

(R)-Baclofen

CAT No: CL-BAFN-08 CAS No: 69308-37-8 Mol Wt: 213.7 Mol F: C10H12ClNO2 Inv Status: Custom Synthesis

Chemical Name: (R)-4-Amino-3-(4-chlorophenyl)butanoic acid

Baclofen Lactose Adduct

CAT No: CL-BAFN-09 CAS No: NA Mol Wt: 537.9 Mol F: C22H32ClNO12 Inv Status: Custom Synthesis

Chemical Name: 3-(4-Chlorophenyl)-4-(((3R,4R,5S,6R)-3,4-dihydroxy-6-(hydroxymethyl)-5-(((2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-2-yl)amino)butanoic acid

Gamma Hydroxy Baclofen

CAT No: CL-BAFN-10 CAS No: 1824304-88-2 Mol Wt: 229.7 Mol F: C10H12ClNO3 Inv Status: Custom Synthesis

Chemical Name: 4-Amino-3-(4-chlorophenyl)-4-hydroxybutanoic acid

S-Baclofen Hydrochloride

CAT No: CL-BAFN-11 CAS No: 63701-56-4 Mol Wt: 213.7 : 36.5 Mol F: C10H12ClNO2 : HCl Inv Status: Custom Synthesis

Chemical Name: (S)-4-Amino-3-(4-chlorophenyl)butanoic acid hydrochloride

Baclofen Impurity 1

CAT No: CL-BAFN-12 CAS No: 53911-68-5 Mol Wt: 224.6 Mol F: C11H9ClO3 Inv Status: Custom Synthesis

Chemical Name: 4-(4-Chlorophenyl)dihydro-2H-pyran-2,6(3H)-dione

Baclofen Impurity 2

CAT No: CL-BAFN-13 CAS No: 294194-13-1 Mol Wt: 382.8 Mol F: C19H23ClO6 Inv Status: Custom Synthesis

Chemical Name: Diethyl 2-(4-chlorophenyl)-4-hydroxy-4-methyl-6-oxocyclohexane-1,3-dicarboxylate

Baclofen Impurity 3

CAT No: CL-BAFN-14 CAS No: 52977-95-4 Mol Wt: 214.6 Mol F: C10H11ClO3 Inv Status: Custom Synthesis

Chemical Name: 3-(4-Chlorophenyl)-4-hydroxybutanoic acid

Baclofen Impurity 4

CAT No: CL-BAFN-15 CAS No: 2414257-07-9 Mol Wt: 369.8 Mol F: C16H16ClNO7 Inv Status: Custom Synthesis

Chemical Name: 4-(3-(Carboxymethyl)-3-hydroxy-2,5-dioxopyrrolidin-1-yl)-3-(4-chlorophenyl)butanoic acid

Baclofen Impurity 5

CAT No: CL-BAFN-16 CAS No: 35271-74-0 Mol Wt: 242.7 Mol F: C11H11ClO4 Inv Status: Custom Synthesis

Chemical Name: 3-(4-Chlorophenyl)pentanedioic acid

Baclofen Impurity 6 Hydrate

CAT No: CL-BAFN-17 CAS No: NA Mol Wt: 248.1 : 18.0 Mol F: C10H11Cl2NO2 : H2O Inv Status: Custom Synthesis

Chemical Name: 4-Amino-3-(3,4-dichlorophenyl)butanoic acid hydrate

Baclofen Impurity 7

CAT No: CL-BAFN-18 CAS No: 5045-65-8 Mol Wt: 256.7 Mol F: C12H13ClO4 Inv Status: Custom Synthesis

Chemical Name: 3-(4-Chlorophenyl)-5-methoxy-5-oxopentanoic acid

Baclofen Impurity 8

CAT No: CL-BAFN-19 CAS No: 1078-21-3 Mol Wt: 179.2 Mol F: C10H13NO2 Inv Status: Custom Synthesis

Chemical Name: 4-Amino-3-phenylbutanoic acid

Baclofen Impurity 9

CAT No: CL-BAFN-20 CAS No: NA Mol Wt: 213.7 : 18.0 Mol F: C10H12ClNO2 : H2O Inv Status: Custom Synthesis

Chemical Name: 4-amino-3-(3-chlorophenyl)butanoic acid hydrate

Baclofen Impurity 10 Hydrate

CAT No: CL-BAFN-21 CAS No: NA Mol Wt: 213.7 : 18.0 Mol F: C10H12ClNO2 : H2O Inv Status: Custom Synthesis

Chemical Name: 4-Amino-3-(2-chlorophenyl)butanoic acid hydrate

Baclofen Impurity 11

CAT No: CL-BAFN-22 CAS No: 137310-15-7 Mol Wt: 270.7 Mol F: C13H15ClO4 Inv Status: Custom Synthesis

Chemical Name: Dimethyl 3-(4-chlorophenyl)pentanedioate

Baclofen Impurity 12

CAT No: CL-BAFN-23 CAS No: 84803-73-6 Mol Wt: 382.8 Mol F: C19H23ClO6 Inv Status: Custom Synthesis

Chemical Name: Diethyl 2,4-diacetyl-3-(4-chlorophenyl)pentanedioate

Baclofen Impurity 13

CAT No: CL-BAFN-24 CAS No: NA Mol Wt: 308.7 Mol F: C15H13ClO5 Inv Status: Custom Synthesis

Chemical Name: 4'-Chloro-5-methyl-3-oxo-1,2,3,6-tetrahydro-[1,1'-biphenyl]-2,6-dicarboxylic acid

Baclofen Impurity 14

CAT No: CL-BAFN-25 CAS No: NA Mol Wt: 395.3 Mol F: C19H20Cl2N2O3 Inv Status: Custom Synthesis

Chemical Name: 3-(4-Amino-3-(4-chlorophenyl)butanamido)-2-(4-chlorophenyl)propanoic acid

Baclofen Impurity 15

CAT No: CL-BAFN-26 CAS No: NA Mol Wt: 391.3 Mol F: C20H20Cl2N2O2 Inv Status: Custom Synthesis

Chemical Name: 4,9-Bis(4-chlorophenyl)-1,6-diazecane-2,7-dione

Baclofen Impurity 16

CAT No: CL-BAFN-27 CAS No: NA Mol Wt: 307.7 Mol F: C15H14ClNO4 Inv Status: Custom Synthesis

Chemical Name: 6-Carbamoyl-4'-chloro-3-methyl-5-oxo-1,2,5,6-tetrahydro-[1,1'-biphenyl]-2-carboxylic acid

Baclofen Impurity 17

CAT No: CL-BAFN-28 CAS No: NA Mol Wt: 307.7 Mol F: C15H14ClNO4 Inv Status: Custom Synthesis

Chemical Name: 6-Carbamoyl-4'-chloro-5-methyl-3-oxo-1,2,3,6-tetrahydro-[1,1'-biphenyl]-2-carboxylic acid

Baclofen Impurity 18

CAT No: CL-BAFN-29 CAS No: NA Mol Wt: 306.7 Mol F: C15H15ClN2O3 Inv Status: Custom Synthesis

Chemical Name: 4'-Chloro-5-methyl-3-oxo-1,2,3,6-tetrahydro-[1,1'-biphenyl]-2,6-dicarboxamide

Baclofen Impurity 19

CAT No: CL-BAFN-30 CAS No: 1267401-93-3 Mol Wt: 209.6 Mol F: C10H8ClNO2 Inv Status: Custom Synthesis

Chemical Name: 3-(3-Chlorophenyl)-3-cyanopropanoic acid

Baclofen Impurity 20

CAT No: CL-BAFN-31 CAS No: NA Mol Wt: 409.3 Mol F: C20H22Cl2N2O3 Inv Status: Custom Synthesis

Chemical Name: 4-(4-Amino-3-(4-chlorophenyl)butanamido)-3-(4-chlorophenyl)butanoic acid

Baclofen Impurity 21

CAT No: CL-BAFN-32 CAS No: 1500708-07-5 Mol Wt: 227.6 Mol F: C10H10ClNO3 Inv Status: Custom Synthesis

Chemical Name: 4-Amino-3-(4-chlorophenyl)-4-oxobutanoic acid

Baclofen Impurity 22

CAT No: CL-BAFN-33 CAS No: 2505131-83-7 Mol Wt: 239.7 Mol F: C11H10ClNO3 Inv Status: Custom Synthesis

Chemical Name: 3-(4-Chlorophenyl)-4-isocyanatobutanoic acid

Baclofen Impurity 23

CAT No: CL-BAFN-34 CAS No: 1053068-98-6 Mol Wt: 364.8 Mol F: C19H21ClO5 Inv Status: Custom Synthesis

Chemical Name: Diethyl 4'-chloro-5-methyl-3-oxo-1,2,3,6-tetrahydro-[1,1'-biphenyl]-2,6-dicarboxylate

Baclofen Impurity 24

CAT No: CL-BAFN-35 CAS No: 54795-01-6 Mol Wt: 220.7 Mol F: C13H13ClO Inv Status: Custom Synthesis

Chemical Name: 4'-Chloro-5-methyl-1,6-dihydro-[1,1'-biphenyl]-3(2H)-one

Baclofen Impurity 25

CAT No: CL-BAFN-36 CAS No: 199437-03-1 Mol Wt: 227.6 Mol F: C10H10ClNO3 Inv Status: Custom Synthesis

Chemical Name: 4-Amino-2-(4-chlorophenyl)-4-oxobutanoic acid

Baclofen Impurity 26

CAT No: CL-BAFN-37 CAS No: 1195277-58-7 Mol Wt: 240.7 Mol F: C11H13ClN2O2 Inv Status: Custom Synthesis

Chemical Name: 3-(4-Chlorophenyl)Pentanediamide

Baclofen Impurity 27

CAT No: CL-BAFN-38 CAS No: 89951-61-1 Mol Wt: 292.8 Mol F: C16H17ClO3 Inv Status: Custom Synthesis

Chemical Name: Ethyl 4'-chloro-3-methyl-5-oxo-1,2,5,6-tetrahydro-[1,1'-biphenyl]-2-carboxylate

Baclofen Impurity 28

CAT No: CL-BAFN-39 CAS No: 84803-46-3 Mol Wt: 223.7 Mol F: C11H10ClNO2 Inv Status: Custom Synthesis

Chemical Name: 4-(4-Chlorophenyl)piperidine-2,6-dione

Baclofen Impurity 29 Hydrochloride

CAT No: CL-BAFN-40 CAS No: 213407-11-5 Mol Wt: 227.7 : 36.5 Mol F: C11H14ClNO2 : HCl Inv Status: Custom Synthesis

Chemical Name: Methyl 4-amino-3-(4-chlorophenyl)butanoate hydrochloride

Baclofen Impurity 30

CAT No: CL-BAFN-41 CAS No: 81187-88-4 Mol Wt: 196.6 Mol F: C10H9ClO2 Inv Status: Custom Synthesis

Chemical Name: 3-(4-Chlorophenyl)but-3-enoic acid

Baclofen D4

CAT No: CL-BAFN-42 CAS No: 1189938-30-4 Mol Wt: 217.7 Mol F: C10H8D4ClNO2 Inv Status: Custom Synthesis

Chemical Name: 4-Amino-3-(4-chlorophenyl-2,3,5,6-d4)butanoic acid

Type:Impurity Reference Standard

Total Products: 42

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