Building Blocks
1637 Results Found
Page 47 of 50
Building Blocks (Aliphatic/Aromatic/Heterocyclic/Carbohydrates)
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Product Name : Dimer impurity ; N-(2-benzamidoethyl)-N-(5,8, 11, 14-tetrabenzoyl-1-oxo- l-phenyl-2,5,8, 11, 14-pentaazahexadecan-16-yl)benzamide
Code: JC-BB130 CAS: NA Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Dimer impurity ; N-(2-benzamidoethyl)-N-(5,8, 11, 14-tetrabenzoyl-1-oxo- l-phenyl-2,5,8, 11, 14-pentaazahexadecan-16-yl)benzamide is useful as reference Impurity standard. 
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Product Name : Diethylenetriamine impurity;Diethylenetriamine ; (Aminoethyl)ethanediamine;1,2-Ethanediamine,N-(2-aminoethyl)-;1,4,7-Triazaheptane;1,5-Diamino-3-azapentane;2,2’-diamino-diethylamin;2,2’-iminobis(ethanamine);2,2’-iminobis-ethylamin;2,2’-iminobis-ethylenediamine,n-(2-aminoethyl)-ethylamin | 111-40-0
Code: JC-BB128 CAS: 111-40-0 Chemical Formula:C4H13N3 Molecular Weight: 103.17 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Diethylenetriamine impurity;Diethylenetriamine ;(Aminoethyl)ethanediamine;1,2-Ethanediamine,N-(2-aminoethyl)-;1,4,7-Triazaheptane;1,5-Diamino-3-azapentane;2,2’-diamino-diethylamin;2,2’-iminobis(ethanamine);2,2’-iminobis-ethylamin;2,2’-iminobis-ethylenediamine,n-(2-aminoethyl)-ethylamin| 111-40-0 is useful as reference Impurity standard. 
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Product Name : Piperazine impurity; 1-(2-aminoethyl) piperazine Code: JC-BB127 | 140-31-8
Code: JC-BB127 CAS: 140-31-8 Chemical Formula: C6H15N3 Molecular Weight:129.2 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Piperazine impurity; 1-(2-aminoethyl) piperazine Code: JC-BB127 | 140-31-8is useful as reference Impurity standard.
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Product Name : Methyltriphenoxyphosphonium Iodide; Methyltriphenoxyphosphorus(1+) Iodide | 17579-99-6
Code: JC-BB126 CAS: 17579-99-6 Chemical Formula:C19H18IO3P Molecular Weight:452.22 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methyltriphenoxyphosphonium Iodide; Methyltriphenoxyphosphorus(1+) Iodide | 17579-99-6 is useful as reference Impurity standard.
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Product Name : 2-Ethyl-3,6-dimethylpyrazine ; 3,6-Dimethyl-2-ethylpyrazine ; | 13360-65-1
Code: JC-BB125 CAS: 13360-65-1 Chemical Formula:C8H12N2 Molecular Weight:136.19 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:2-Ethyl-3,6-dimethylpyrazine; 3,6-Dimethyl-2-ethylpyrazine | 13360-65-1 is useful as reference Impurity standard.
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Product Name : (-)-4- Chlorobenzhydrylamine ; (R)-(4-Chlorophenyl)(phenyl)methanamine | 163837-57-8
Code: JC-BB124 CAS: 163837-57-8 Chemical Formula:C13H12ClN Molecular Weight:217.69 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:(-)-4- Chlorobenzhydrylamine ; (R)-(4-Chlorophenyl)(phenyl)methanamine| 163837-57-8 is useful as reference Impurity standard. 
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Product Name : Methyl 3,3-difluorocyclobutanecarboxylate ; 3,3-Difluorocyclobutanecarboxylic acid methyl ester|1234616-13-7
Code: JC-BB123 CAS: 1234616-13-7 Chemical Formula:C6H8F2O2 Molecular Weight: 150.12 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methyl 3,3-difluorocyclobutanecarboxylate ; 3,3-Difluorocyclobutanecarboxylic acid methyl ester | 1234616-13-7 is useful as reference Impurity standard.
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Product Name : Methyl 3-oxocyclobutanecarboxylate | 695-95-4
Code: JC-BB122 CAS: 695-95-4 Chemical Formula:C6H8O3 Molecular Weight:128.13 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methyl 3-oxocyclobutanecarboxylate | 695-95-4 is useful as reference Impurity standard.
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Product Name : 2-Fluoro-5-nitrobenzoic acid | 7304-32-7
Code: JC-BB121 CAS: 7304-32-7 Chemical Formula:C7H4FNO4. Molecular Weight:185.11 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:2-Fluoro-5-nitrobenzoic acid | 7304-32-7 is useful as reference Impurity standard.
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Product Name : 2-Fluoro-3-nitrobenzoic acid | 317-46-4
Code: JC-BB120 CAS: 317-46-4 Chemical Formula:C7H4FNO4 Molecular Weight: 185.11 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-Fluoro-3-nitrobenzoic acid | 317-46-4is useful as reference Impurity standard.
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Product Name : 1,2,3,4-Tetrahydro-1-methylpyridine ; 694-55-3
Code: JC-BB119 CAS: 694-55-3 Chemical Formula:C6H11N Molecular Weight:97.16 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:1,2,3,4-Tetrahydro-1-methylpyridine ; 694-55-3 is useful as reference Impurity standard.
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Product Name : 6-chloro-9-(tetrahydro-2H-pyran-2yl)9H-purine : 7306-68-5
Code: JC-BB118 CAS: 7306-68-5 Chemical Formula:C₁₀H₁₁N₄OCl Molecular Weight:238.67 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:6-chloro-9-(tetrahydro-2H-pyran-2yl)9H-purine | 7306-68-5 is useful as reference Impurity standard.
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Product Name : 2-fluoro-6-nitro benzoic acid: 385-02-4
Code: JC-BB117 CAS: 385-02-4 Chemical Formula:C7H4FNO4 Molecular Weight:185.11 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:2-fluoro-6-nitro benzoic acid : 385-02-4 is useful as reference Impurity standard.
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Product Name : Methyl 12-Ketostearate; 12-Oxo-octadecanoic Acid Methyl Ester; Methyl 12-Oxostearate; Methyl 12-Oxooctadecanoate; | 2380-27-0
Code: JC-BB116 CAS: 2380-27-0 Chemical Formula:C₁₉H₃₆O₃ Molecular Weight:312.49 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methyl 12-Ketostearate ;12-Oxo-octadecanoic Acid Methyl Ester; Methyl 12-Oxostearate; Methyl 12-Oxooctadecanoate; | 2380-27-0 is useful as reference Impurity standard. 
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Product Name : TBTU, 99% ;2-(1H-Benzotriazole-1-yl)-1,1,3,3-tetramethyluronium tetrafluoroborate | 125700-67-6
Code: JC-BB115 CAS: 125700-67-6 Chemical Formula:C11H16N5O.BF4 Molecular Weight:321.08 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:TBTU, 99% ; 2-(1H-Benzotriazole-1-yl)-1,1,3,3-tetramethyluronium tetrafluoroborate125700-67-6 is useful as reference Impurity standard.
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Product Name : L-Phenyl Glycine 99%;(S)-(+)-2-Phenylglycine, L-2-Phenylglycine, S-(+)-α-Aminophenylacetic acid | 2935-35-5
Code: JC-BB114 CAS: 2935-35-5 Chemical Formula:C8H9NO2 Molecular Weight:151.16 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:L-Phenyl Glycine 99% ;(S)-(+)-2-Phenylglycine, L-2-Phenylglycine, S-(+)-α-Aminophenylacetic acid | 2935-35-5 is useful as reference Impurity standard.
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Product Name : (R ) -(+) -3-Hydroxy pyrrolidine HCI, 99%(EE)
Code: JC-BB113 CAS: Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:(R ) -(+) -3-Hydroxy pyrrolidine HCI, 99%(EE) is useful as reference Impurity standard.
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Product Name : 3,4-Dichloro phenyl Acetic acid | 5807-30-7
Code: JC-BB112 CAS: 5807-30-7 Chemical Formula:C8H6Cl2O2 Molecular Weight:205.04 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3,4-Dichloro phenyl Acetic acid | 5807-30-7is useful as reference Impurity standard.
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Product Name : N-Ethyl-p-methoxyphenylisopropyl amine | 102192-85-8
Code: JC-BB111 CAS: 102192-85-8 Chemical Formula:C12H19NO Molecular Weight: 193.29 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:N-Ethyl-p-methoxyphenylisopropyl amine | 102192-85-8 is useful as reference Impurity standard.
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Product Name : 5-CYANO PHTHALIDE ;5-Cyano-3H-isobenzofuranone, 1,3-Dihydro-1-oxo-5-isobenzofurancarbonitrile | 82104-74-3
Code: JC-BB110 CAS: 82104-74-3 Chemical Formula:C9H5NO2 Molecular Weight: 159.14 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-CYANO PHTHALIDE ;5-Cyano-3H-isobenzofuranone, 1,3-Dihydro-1-oxo-5-isobenzofurancarbonitrile | 82104-74-3is useful as reference Impurity standard.
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Product Name : Methyl Arachidate ; Eicosanoic Acid Methyl Ester | 1120-28-1
Code: JC-BB109 CAS: 1120-28-1 Chemical Formula:C₂₁H₄₂O₂ Molecular Weight: 326.56 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Methyl Arachidate ; Eicosanoic Acid Methyl Ester | 1120-28-1is useful as reference Impurity standard. 
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Product Name : Formamide | 75-12-7
Code: JC-BB107 CAS: 75-12-7 Chemical Formula:CH3NO Molecular Weight:45.04 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Formamide | 75-12-7 is useful as reference Impurity standard. 
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Product Name : Di-[2-(2,3-dichlorophenyl)aminoethyl amine ; N1-(2,3-dichlorophenyl)ethane-1,2-diamine | 40779-32-6
Code: JC-BB106 CAS: 40779-32-6 Chemical Formula:C8H10CL2N2 Molecular Weight: 205.08 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Di-[2-(2,3-dichlorophenyl)aminoethyl amine ; N1-(2,3-dichlorophenyl)ethane-1,2-diamine| 40779-32-6 is useful as reference Impurity standard. 
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Product Name : 2,3-Dichloroaniline | 608-27-5
Code: JC-BB105 CAS: 608-27-5 Chemical Formula:C6H5Cl2N. Molecular Weight: 162.01 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:2,3-Dichloroaniline | 608-27-5 is useful as reference Impurity standard.
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Product Name : 4-Hydroxy-4′-methylbenzophenone | 134-92-9
Code: JC-BB104 CAS: 134-92-9 Chemical Formula: C₁₄H₁₂O₂. Molecular Weight:212.24 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-Hydroxy-4'-methylbenzophenone | 134-92-9is useful as reference Impurity standard.
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Product Name : 4-(Ethoxycarbonyl)-3,5-dimethyl-1H-pyrrole-2-carboxylic acid | 5442-91-1
Code: JC-BB103 CAS: 5442-91-1 Chemical Formula:C10H13NO4 Molecular Weight: 211.2 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:4-(Ethoxycarbonyl)-3,5-dimethyl-1H-pyrrole-2-carboxylic acid | 5442-91-1 is useful as reference Impurity standard.
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Product Name : 2-Pyridinecarboxaldehyde | 1121-60-4
Code: JC-BB102 CAS: 1121-60-4 Chemical Formula:C6H5NO Molecular Weight:107.11 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:2-Pyridinecarboxaldehyde | 1121-60-4 is useful as reference Impurity standard.
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Product Name : 2-Hydroxy-3-iodobenzaldehyde, >95% | 23602-64-4
Code: JC-BB101 CAS: 23602-64-4 Chemical Formula:C7H5IO2 Molecular Weight:248.02 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:2-Hydroxy-3-iodobenzaldehyde, >95% | 23602-64-4 is useful as reference Impurity standard.
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Product Name : m-Cresol ; 3-Methylphenol | 108-39-4
Code: JC-BB100 CAS: 108-39-4 Chemical Formula:C7H8O Molecular Weight:108.1378 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: m-Cresol;3-Methylphenol | 108-39-4is useful as reference Impurity standard.
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Product Name : 4,4′-DDM ;4,4′-dichlorodiphenylmethane | 101-76-8
Code: JC-BB99 CAS: 101-76-8 Chemical Formula:C13H10Cl2 Molecular Weight:237.12 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4,4'-DDM; 4,4'-dichlorodiphenylmethane | 101-76-8is useful as reference Impurity standard.
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Product Name : Picoline | 108-99-6
Code: JC-BB98 CAS: 108-99-6 Chemical Formula:C6H7N Molecular Weight: 93.13 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Picoline | 108-99-6 is useful as reference Impurity standard.
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Product Name : 2,5-Dicyanopyridine | 20730-07-08
Code: JC-BB97 CAS: 20730-07-08 Chemical Formula:C7H3N3 Molecular Weight: 129.12 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2,5-Dicyanopyridine | 20730-07-08is useful as reference Impurity standard.
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Product Name : 5-Cyano-2-methylpyridine | 3222-48-8
Code: JC-BB95 CAS: 3222-48-8 Chemical Formula:C7H6N2 Molecular Weight: 118.14 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-Cyano-2-methylpyridine | 3222-48-8is useful as reference Impurity standard.
