Building Blocks
1618 Results Found
Page 39 of 50
Building Blocks (Aliphatic/Aromatic/Heterocyclic/Carbohydrates)
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Product Name : 3-nitropiperidin -2- ol
Code: JC-BB388 CAS: Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:3-nitropiperidin -2- ol is useful as reference Impurity standard. 
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Product Name : 6-chloropyridin-2-amine ; 2-Amino-6-chloropyridine | 45644-21-1
Code: JC-BB387 CAS: 45644-21-1 Chemical Formula: C5H5ClN2 Molecular Weight: 128.56 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:6-chloropyridin-2-amine ; 2-Amino-6-chloropyridine | 45644-21-1 is useful as reference Impurity standard.
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Product Name : 3-nitropyridin-2-ol ; 3-Nitro-2-pyridinol 3-Nitro-2(1H)-pyridone ;2-Hydroxy-3-nitropyridine | 6332-56-5
Code: JC-BB386 CAS: 6332-56-5 Chemical Formula: C5H4N2O3 Molecular Weight: 140.10 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:3-nitropyridin-2-ol ; 3-Nitro-2-pyridinol 3-Nitro-2(1H)-pyridone ;2-Hydroxy-3-nitropyridine | 6332-56-5 is useful as reference Impurity standard.
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Product Name : 4-hydroxy-6-meethyl-2H-chromen-2-one | 13252-83-0
Code: JC-BB385 CAS: 13252-83-0 Chemical Formula: C10H8O3 Molecular Weight: 176.17 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-hydroxy-6-meethyl-2H-chromen-2-one | 13252-83-0is useful as reference Impurity standard.
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Product Name : N-(2-oxo-2H-chromen-3-yl )acetamide ; 3-(Acetylamino)coumarin; | 779-30-6
Code: JC-BB384 CAS: 779-30-6 Chemical Formula: C11H9NO3 Molecular Weight: 203.19 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: N-(2-oxo-2H-chromen-3-yl )acetamide ; 3-(Acetylamino)coumarin; | 779-30-6is useful as reference Impurity standard.
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Product Name : 4-methoxy-1-(l1-oxidaneyl )-1I4-pyridine
Code: JC-BB383 CAS: Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-methoxy-1-(l1-oxidaneyl )-1I4-pyridineis useful as reference Impurity standard.
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Product Name : 2,6- dibromo-4- methylaniline ; 3,5-Dibromo-4-aminotoluene 2,6-Dibromo-p-toluidine | 6968-24-7
Code: JC-BB382 CAS: 6968-24-7 Chemical Formula: C7H7Br2N Molecular Weight: 264.95 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2,6- dibromo-4- methylaniline ; 3,5-Dibromo-4-aminotoluene 2,6-Dibromo-p-toluidine | 6968-24-7is useful as reference Impurity standard.
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Product Name : 2,6-dichloropyridine | 2402-78-0
Code: JC-BB381 CAS: 2402-78-0 Chemical Formula: C5H3Cl2N Molecular Weight: 147.99 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:2,6-dichloropyridine | 2402-78-0 is useful as reference Impurity standard.
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Product Name : 6-hydroxynicotinic acid ; 6-Hydroxypyridine-3-carboxylic acid ; 2-Hydroxy-5-pyridinecarboxylic acid,| 5006-66-6
Code: JC-BB380 CAS: 5006-66-6 Chemical Formula: C6H5NO3 Molecular Weight: 139.11 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 6-hydroxynicotinic acid ; 6-Hydroxypyridine-3-carboxylic acid ; 2-Hydroxy-5-pyridinecarboxylic acid,| 5006-66-6is useful as reference Impurity standard.
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Product Name : 6-fluorochroman-4-one |66892-34-0
Code: JC-BB379 CAS: 66892-34-0 Chemical Formula: C9H7FO2 Molecular Weight: 166.15 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 6-fluorochroman-4-one |66892-34-0is useful as reference Impurity standard.
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Product Name : 2-iodobenzoic acid | 88-67-5
Code: JC-BB378 CAS: 88-67-5 Chemical Formula: C7H5IO2 Molecular Weight: 248.02 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-iodobenzoic acid | 88-67-5is useful as reference Impurity standard.
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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 : 2,6-dichloro-3- nitropyridine ; 3-Nitro-2,6-dichloropyridine | 16013-85-7
Code: JC-BB371 CAS: 16013-85-7 Chemical Formula: C5H2Cl2N2O2 Molecular Weight: 192.98 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:2,6-dichloro-3- nitropyridine ; 3-Nitro-2,6-dichloropyridine | 16013-85-7 is 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.
