Building Blocks
1637 Results Found
Page 40 of 50
Building Blocks (Aliphatic/Aromatic/Heterocyclic/Carbohydrates)
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Product Name : 5-bromo-2- iodopyridine | 223463-13-6
Code: JC-BB377 CAS: 223463-13-6 Chemical Formula: C5H3BrIN Molecular Weight: 283.89 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-bromo-2- iodopyridine | 223463-13-6is useful as reference Impurity standard. 
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Product Name : 1-(I1-oxidaneyl)-1i4-pyridine-3-carboxamide
Code: JC-BB376 CAS: Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 1-(I1-oxidaneyl)-1i4-pyridine-3-carboxamideis useful as reference Impurity standard.
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Product Name : 6-chlorochromane-2,4-dione
Code: JC-BB375 CAS: Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 6-chlorochromane-2,4-dioneis useful as reference Impurity standard.
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Product Name : 4- hydroxy-6-methylchroman-2-one
Code: JC-BB374 CAS: Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4- hydroxy-6-methylchroman-2-oneis useful as reference Impurity standard.
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Product Name : 6-Fluoro-4-oxo-4H-chromene-3-carboxylic acid | 71346-17-3
Code: JC-BB373 CAS: 71346-17-3 Chemical Formula: C10H5FO4 Molecular Weight: 208.14 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:6-Fluoro-4-oxo-4H-chromene-3-carboxylic acid | 71346-17-3 is useful as reference Impurity standard.
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Product Name : 6-Fluoro-4-oxo-4H-chromen-3-carbonitrile ; 3-Cyano-6-fluorochromone | 227202-21-3
Code: JC-BB372 CAS: 227202-21-3 Chemical Formula: C10H4FNO2 Molecular Weight: 189.14 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 6-Fluoro-4-oxo-4H-chromen-3-carbonitrile ; 3-Cyano-6-fluorochromone | 227202-21-3is useful as reference Impurity standard.
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Product Name : 6-fluoro-4-hydroxy-2H-chromen-2-one | 1994-13-4
Code: JC-BB370 CAS: 1994-13-4 Chemical Formula: C9H5FO3 Molecular Weight: 180.13 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 6-fluoro-4-hydroxy-2H-chromen-2-one | 1994-13-4 is useful as reference Impurity standard.
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Product Name : 2-(6,7-dihydroxy-2-oxochroman-4-yl)acetic acid ; 6,7-Dihydroxy-2-oxo-2H-1-benzopyran-4-acetic Acid | 88404-14-2
Code: JC-BB369 CAS: 88404-14-2 Chemical Formula: C₁₁H₈O₆ Molecular Weight: 236.18 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-(6,7-dihydroxy-2-oxochroman-4-yl)acetic acid ; 6,7-Dihydroxy-2-oxo-2H-1-benzopyran-4-acetic Acid | 88404-14-2 is useful as reference Impurity standard.
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Product Name : 7-hydroxy-4-methyl-2H-chromen-2-one ;4-Methylumbelliferone; β-Methylumbelliferone, 4-MU, 7-Hydroxy-4-methylcoumarin | 90-33-5
Code: JC-BB368 CAS: 90-33-5 Chemical Formula: C10H8O3 Molecular Weight: 176.17 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 7-hydroxy-4-methyl-2H-chromen-2-one ;4-Methylumbelliferone; β-Methylumbelliferone, 4-MU, 7-Hydroxy-4-methylcoumarin | 90-33-5is useful as reference Impurity standard.
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Product Name : 5-bromo-2-chloroisonicotinaldehyde ; 5-Bromo-2-chloroisonicotinaldehyde | 1060802-23-4
Code: JC-BB367 CAS: 1060802-23-4 Chemical Formula: C6H3BrClNO Molecular Weight: 220.45 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-bromo-2-chloroisonicotinaldehyde ; 5-Bromo-2-chloroisonicotinaldehyde | 1060802-23-4is useful as reference Impurity standard.
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Product Name : 6-hydroxypiperidine-3-carboxylic acid ; 2-Hydroxy-5-pyridinecarboxylic acid, 6-Hydroxynicotinic acid | 5006-66-6
Code: JC-BB366 CAS: 5006-66-6 Chemical Formula: C6H5NO3 Molecular Weight: 139.11 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 6-hydroxypiperidine-3-carboxylic acid ; 2-Hydroxy-5-pyridinecarboxylic acid, 6-Hydroxynicotinic acid | 5006-66-6is useful as reference Impurity standard.
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Product Name : 4-methyl-2-oxo-2H-chromene-7-yl propionate | 3361-16-5
Code: JC-BB365 CAS: 3361-16-5 Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:4-methyl-2-oxo-2H-chromene-7-yl propionate | 3361-16-5 is useful as reference Impurity standard.
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Product Name : 4,6-dimethyl-2-oxo-2H-chromene-3-carbonitrile ; 3-Cyano-4,6-dimethylcoumarin 56394-28-6 4,6-dimethyl-2-oxochromene-3-carbonitrile 4,6-dimethyl-2-oxo-1-benzopyran-3-carbonitrile 4,6-dimethyl-2-oxo-2h-chromene-3-carbonitrile
Code: JC-BB364 CAS: 56394-28-6 Chemical Formula: C12H9NO2 Molecular Weight:199.2 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4,6-dimethyl-2-oxo-2H-chromene-3-carbonitrile ; 3-Cyano-4,6-dimethylcoumarin 56394-28-6 4,6-dimethyl-2-oxochromene-3-carbonitrile 4,6-dimethyl-2-oxo-1-benzopyran-3-carbonitrile 4,6-dimethyl-2-oxo-2h-chromene-3-carbonitrileis useful as reference Impurity standard.
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Product Name : 2,4-dibromophenol | 615-58-7
Code: JC-BB363 CAS: 615-58-7 Chemical Formula: C6H4Br2O Molecular Weight:251.91 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2,4-dibromophenol | 615-58-7 is useful as reference Impurity standard.
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Product Name : 5-bromopyridin-2-ol ; 5-Bromo-2-pyridinol 5-Bromo-2(1H)-pyridinone 5-Bromo-2-pyridone | 13466-38-1
Code: JC-BB362 CAS: 13466-38-1 Chemical Formula: C5H4BrNO Molecular Weight: 174.00 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-bromopyridin-2-ol ; 5-Bromo-2-pyridinol 5-Bromo-2(1H)-pyridinone 5-Bromo-2-pyridone | 13466-38-1is useful as reference Impurity standard.
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Product Name : 4-amino-1-benzyl-N-formylpiperidine-4-carboxamide
Code: JC-BB361 CAS: Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-amino-1-benzyl-N-formylpiperidine-4-carboxamide is useful as reference Impurity standard.
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Product Name : 7-amino-4-methylchroman-2-one
Code: JC-BB360 CAS: Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:7-amino-4-methylchroman-2-one is useful as reference Impurity standard.
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Product Name : ethyl(4- methyl-2-oxochroman–7-yl) carbamate
Code: JC-BB359 CAS: Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: ethyl(4- methyl-2-oxochroman--7-yl) carbamate is useful as reference Impurity standard.
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Product Name : 6,8-dichloro-4-hydroxy-2H-chromen-2-one ; 6,8-DICHLORO-4-HYDROXYCOUMARIN;6,8-DICHLORO-4-HYDROXY-2H-CHROMEN-2-ONE;6,8-Dichloro-4-hydroxy-2H-chromen-2-one, 6,8-Dichloro-4-hydroxy-2-oxo-2H-chromene | 36051-82-8
Code: JC-BB358 CAS: 36051-82-8 Chemical Formula: C9H4Cl2O3 Molecular Weight: 231.03 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 6,8-dichloro-4-hydroxy-2H-chromen-2-one ; 6,8-DICHLORO-4-HYDROXYCOUMARIN;6,8-DICHLORO-4-HYDROXY-2H-CHROMEN-2-ONE;6,8-Dichloro-4-hydroxy-2H-chromen-2-one, 6,8-Dichloro-4-hydroxy-2-oxo-2H-chromene | 36051-82-8is useful as reference Impurity standard.
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Product Name : 6-bromopyridin-2-amine ; 2-Amino-6-bromopyridine | 19798-81-3
Code: JC-BB357 CAS: 19798-81-3 Chemical Formula: C5H5BrN2 Molecular Weight: 173.01 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 6-bromopyridin-2-amine ; 2-Amino-6-bromopyridine | 19798-81-3is useful as reference Impurity standard.
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Product Name : 2- chloro-5-nitrabenzoic acid ; 2-Chloro-5-nitrobenzoic acid; 4-Chloro-3-carboxynitrobenzene; 5-Nitro-2-chlorobenzoic acid; 6-Chloro-3-nitrobenzoic acid | 2516-96-3
Code: JC-BB-356 CAS: 2516-96-3 Chemical Formula: C7H4ClNO4 Molecular Weight: 201.56 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:2- chloro-5-nitrabenzoic acid ; 2-Chloro-5-nitrobenzoic acid; 4-Chloro-3-carboxynitrobenzene; 5-Nitro-2-chlorobenzoic acid; 6-Chloro-3-nitrobenzoic acid | 2516-96-3 is useful as reference Impurity standard.
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Product Name : ethyl (3-hydroxyphenyl)carbamate ; (3-Hydroxyphenyl)carbamic Acid Ethyl Ester | 7159-96-8
Code: JC-BB355 CAS: 7159-96-8 Chemical Formula: C9H11NO3 Molecular Weight:181.19 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:ethyl (3-hydroxyphenyl)carbamate ; (3-Hydroxyphenyl)carbamic Acid Ethyl Ester | 7159-96-8 is useful as reference Impurity standard.
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Product Name : N-(2-oxooctahydro-2H-chromen-3-yl )acetamide
Code: JC-BB354 CAS: Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:N-(2-oxooctahydro-2H-chromen-3-yl )acetamide is useful as reference Impurity standard.
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Product Name : 4-methyl-7-(methylamino)chroman-2-one
Code: JC-BB353 CAS: Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:4-methyl-7-(methylamino)chroman-2-one is useful as reference Impurity standard.
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Product Name : Methan Sulfonic Acid ; Methylsulfonic Acid Sulfomethane MSA | 75-75-2
Code: JC-BB350 CAS: 75-75-2 Chemical Formula: CH4O3S Molecular Weight: 96.10 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Methan Sulfonic Acid ; Methylsulfonic Acid Sulfomethane MSA | 75-75-2 is useful as reference Impurity standard.
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Product Name : 5-Bromo Phthalide ; 5-Bromo-1(3H)-isobenzofuranone | 64169-34-2
Code: JC-BB349 CAS: 64169-34-2 Chemical Formula: C8H5BrO2 Molecular Weight: 213.03 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:5-Bromo Phthalide ; 5-Bromo-1(3H)-isobenzofuranone | 64169-34-2 is useful as reference Impurity standard.
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Product Name : Diethyl (2S)-2-(4-(Ethylamino) Benzoyl)amino)Pentanedioate ; N-(4-Ethylaminobenzoyl)-L-glutamic Acid Diethyl Ester | 70280-71-6
Code: JC-BB348 CAS: 70280-71-6 Chemical Formula: C₁₈H₂₆N₂O₅ Molecular Weight: 350.41 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Diethyl (2S)-2-(4-(Ethylamino) Benzoyl)amino)Pentanedioate ; N-(4-Ethylaminobenzoyl)-L-glutamic Acid Diethyl Ester | 70280-71-6 is useful as reference Impurity standard.
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Product Name : Diethyl (2S)-2-(4-(Ethylamino) Benzoyl)amino)Pentanedioate ; N-(4-Ethylaminobenzoyl)-L-glutamic Acid Diethyl Ester | 70280-71-6
Code: JC-BB347 CAS: 70280-71-6 Chemical Formula: C₁₈H₂₆N₂O₅ Molecular Weight: 350.41 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Diethyl (2S)-2-(4-(Ethylamino) Benzoyl)amino)Pentanedioate ; N-(4-Ethylaminobenzoyl)-L-glutamic Acid Diethyl Ester | 70280-71-6 is useful as reference Impurity standard.
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Product Name : Diethyl (2S)-2-((4-Aminobenzoyl) amino))Pentanedioate ; N-(4-Aminobenzoyl)-L-glutamic acid diethyl ester | 13726-52-8
Code: JC-BB346 CAS: 13726-52-8 Chemical Formula:C16H22N2O5 Molecular Weight: 322.36 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Diethyl (2S)-2-((4-Aminobenzoyl) amino))Pentanedioate ; N-(4-Aminobenzoyl)-L-glutamic acid diethyl ester | 13726-52-8 is useful as reference Impurity standard.
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Product Name : 2-Chloropropiophenone ;2-Chloro-1-phenyl-1-propanone | 6084-17-9
Code: JC-BB345 CAS: 6084-17-9 Chemical Formula: C9H9ClO Molecular Weight:168.62 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-Chloropropiophenone ;2-Chloro-1-phenyl-1-propanone | 6084-17-9is useful as reference Impurity standard.
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Product Name : 1-Chlorohexana ; Hexyl Chloride | 544-10-5
Code: JC-BB344 CAS: 544-10-5 Chemical Formula: C6H13Cl Molecular Weight: 120.62 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 1-Chlorohexana ; Hexyl Chloride | 544-10-5is useful as reference Impurity standard.
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Product Name : DMAP STANDARD ; 4-Dimethylaminopyridine ; DMAP N-(4-Pyridyl)dimethylamine | 1122-58-3
Code: JC-BB343 CAS: 1122-58-3 Chemical Formula: C7H10N2 Molecular Weight: 122.17 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:DMAP STANDARD ; 4-Dimethylaminopyridine ; DMAP N-(4-Pyridyl)dimethylamine | 1122-58-3 is useful as reference Impurity standard. 
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Product Name : 2-methyl-3-nitrobenzoic acid ; 3-Nitro-o-toluic Acid | 1975-50-4
Code: JC-BB342 CAS: 1975-50-4 Chemical Formula: C8H7NO4 Molecular Weight: 181.15 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:2-methyl-3-nitrobenzoic acid ; 3-Nitro-o-toluic Acid | 1975-50-4 is useful as reference Impurity standard.
