Building Blocks
1623 Results Found
Page 22 of 50
Building Blocks (Aliphatic/Aromatic/Heterocyclic/Carbohydrates)
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Product Name : 5-Nitroorotic Acid;1,2,3,6-Tetrahydro-5-nitro-2,6-dioxo-4-pyrimidinecarboxylic Acid;2,6-Dihydroxy-5-nitropyrimidine-4-carboxylic Acid;5-Nitrouracil-6-carboxylic Acid|17687-24-0
Code: JC-BB969 CAS: 17687-24-0 Chemical Formula:C5H3N3O6 Molecular Weight:201.09 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-Nitroorotic Acid;1,2,3,6-Tetrahydro-5-nitro-2,6-dioxo-4-pyrimidinecarboxylic Acid;2,6-Dihydroxy-5-nitropyrimidine-4-carboxylic Acid;5-Nitrouracil-6-carboxylic Acid|17687-24-0 is useful as reference Impurity standard. 
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Product Name : Ethane,1-bromo-2-ethoxy ;2-Ethoxyethyl Bromide |592-55-2
Code: JC-BB968 CAS: 592-55-2 Chemical Formula:C₄H₉BrO Molecular Weight: 153.02 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Ethane,1-bromo-2-ethoxy ;2-Ethoxyethyl Bromide |592-55-2is useful as reference Impurity standard. 
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Product Name : 1,2-Diethoxyethane;1,2-Diethoxy-ethane; 2-Ethoxyethyl Ethyl Ether; 3,6-Dioxaoctane |629-14-1
Code: JC-BB967 CAS: 629-14-1 Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 1,2-Diethoxyethane;1,2-Diethoxy-ethane; 2-Ethoxyethyl Ethyl Ether; 3,6-Dioxaoctane |629-14-1 is useful as reference Impurity standard. 
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Product Name : 1-bromo-2-chloroethane;1-Chloro-2-bromoethane; 2-Bromo-1-chloroethane; 2-Bromoethyl Chloride; 2-Chloroethyl bromide; Ethylene chlorobromide |107-04-0
Code: JC-BB966 CAS: 107-04-0 Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 1-bromo-2-chloroethane;1-Chloro-2-bromoethane; 2-Bromo-1-chloroethane; 2-Bromoethyl Chloride; 2-Chloroethyl bromide; Ethylene chlorobromide |107-04-0 is useful as reference Impurity standard. 
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Product Name : 1-Chloro-2-ethoxyethane ;1-Chloro-2-ethoxy-ethane; 2-Chloroethyl Ethyl Ether; (2-Chloroethoxy)ethane|628-34-2
Code: JC-BB965 CAS: 628-34-2 Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 1-Chloro-2-ethoxyethane ;1-Chloro-2-ethoxy-ethane; 2-Chloroethyl Ethyl Ether; (2-Chloroethoxy)ethane|628-34-2is useful as reference Impurity standard. 
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Product Name : 3-Bromo-5-formylbenzoic acid ;3-Bromo-5-formylbenzoic Acid; 5-Bromo-3-formylbenzoic Acid|398119-27-2
Code: JC-BB964 CAS: 398119-27-2 Chemical Formula:C8H5BrO3 Molecular Weight: 229.03 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3-Bromo-5-formylbenzoic acid ;3-Bromo-5-formylbenzoic Acid; 5-Bromo-3-formylbenzoic Acid|398119-27-2 is useful as reference Impurity standard. 
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Product Name : Ethyl(E)-2-(ethoxymethylene)-3-oxobutanoate(or)2-(Ethoxymethylene)-3-oxobutanoic acid ethyl ester :2-Acetyl-3-ethoxyacrylic Acid Ethyl Ester |3788-94-1
Code: JC-BB963 CAS: 3788-94-1 Chemical Formula:C9H14O4 Molecular Weight: 186.21 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Ethyl(E)-2-(ethoxymethylene)-3-oxobutanoate(or)2-(Ethoxymethylene)-3-oxobutanoic acid ethyl ester :2-Acetyl-3-ethoxyacrylic Acid Ethyl Ester |3788-94-1 is useful as reference Impurity standard. 
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Product Name : Ethyl 5-methylisoxazole-4-carboxylate |51135-73-0
Code: JC-BB962 CAS: 51135-73-0 Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Ethyl 5-methylisoxazole-4-carboxylate |51135-73-0 is useful as reference Impurity standard. 
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Product Name : 3-Methyl-isoxazole-4-carboxylic acid ;3-Methyl-4-isoxazolecarboxylic Acid |17153-20-7
Code: JC-BB961 CAS: 17153-20-7 Chemical Formula:C5H5NO3 Molecular Weight:127.1 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3-Methyl-isoxazole-4-carboxylic acid ;3-Methyl-4-isoxazolecarboxylic Acid |17153-20-7 is useful as reference Impurity standard. 
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Product Name : 1,4-DihydrazinylphthalazineSulfate;2,3-Dihydro-1,4-phthalazinedioneDihydrazoneSulfate;1,4-Dihydrazinophthalazine;Depressan;Dihydralazine Sulfate;Dihydrazinophthalazine Sulfate; Dihyzin; |7327-87-9
Code: JC-BB959 CAS: 7327-87-9 Chemical Formula:C8H12N6O4S Molecular Weight:288.28 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 1,4-DihydrazinylphthalazineSulfate;2,3-Dihydro-1,4-phthalazinedioneDihydrazoneSulfate;1,4-Dihydrazinophthalazine;Depressan;Dihydralazine Sulfate;Dihydrazinophthalazine Sulfate; Dihyzin; |7327-87-9 is useful as reference Impurity standard. 
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Product Name : METHYL ETHAN SULFONATE ;Methyl Ethylsulfonate; Ethanesulfonic Acid Methyl Ester; |1912-28-3
Code: JC-BB958 CAS: 1912-28-3 Chemical Formula:C2H5SO3CH3 Molecular Weight:124.16 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: METHYL ETHAN SULFONATE ;Methyl Ethylsulfonate; Ethanesulfonic Acid Methyl Ester; |1912-28-3 is useful as reference Impurity standard. 
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Product Name : ISOPROPYL ETHAN SULFONATE ;1-Methylethyl Ethanesulfonate; Isopropyl Ethanesulfonate |14245-62-6
Code: JC-BB957 CAS: 14245-62-6 Chemical Formula:C5H12O3S Molecular Weight:152.21 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: ISOPROPYL ETHAN SULFONATE ;1-Methylethyl Ethanesulfonate; Isopropyl Ethanesulfonate |14245-62-6 is useful as reference Impurity standard. 
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Product Name : ETHYL ETHAN SULFONATE ;Ethanesulfonic Acid Ethyl Ester; Ethylethane Sulfonate: |1912-30-7
Code: JC-BB956 CAS: 1912-30-7 Chemical Formula:C4H10O3S Molecular Weight:138.19 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: ETHYL ETHAN SULFONATE ;Ethanesulfonic Acid Ethyl Ester; Ethylethane Sulfonate: |1912-30-7 is useful as reference Impurity standard. 
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Product Name : DIISOPROPYL ETHANE 1,2-DISULFONATE
Code: JC-BB955 CAS: NA Chemical Formula:C8H18O6S2 Molecular Weight:274.35 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: DIISOPROPYL ETHANE 1,2-DISULFONATE is useful as reference Impurity standard. 
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Product Name : 2-BROMO-4-CHLORO-5-NITROPYRIDINE (LR) ;2-Bromo-4-chloro-5-nitropyridine |1137475-57-0
Code: JC-BB954 CAS: 1137475-57-0 Chemical Formula:C5H2N2O2ClBr Molecular Weight: 237.44 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-BROMO-4-CHLORO-5-NITROPYRIDINE (LR) ;2-Bromo-4-chloro-5-nitropyridine |1137475-57-0 is useful as reference Impurity standard. 
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Product Name : Salicylic acid impurity G |35436-74-9
Code: JC-BB953 CAS: 35436-74-9 Chemical Formula:C10H18N2O4 Molecular Weight: 230.26 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Salicylic acid impurity G |35436-74-9is useful as reference Impurity standard. 
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Product Name : Butyl benzene |104-51-8
Code: JC-BB952 CAS: 104-51-8 Chemical Formula:C10H14 Molecular Weight:134.22 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Butyl benzene |104-51-8 is useful as reference Impurity standard. 
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Product Name : Cumene ;(1-Methylethyl)benzene; 2-Phenylpropane; Cumol; Isopropylbenzene |98-82-8
Code: JC-BB951 CAS: 98-82-8 Chemical Formula:C9H12 Molecular Weight:120.20 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Cumene ;(1-Methylethyl)benzene; 2-Phenylpropane; Cumol; Isopropylbenzene |98-82-8 is useful as reference Impurity standard. 
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Product Name : Propyl benzene ;1-Phenylpropane |103-65-1
Code: JC-BB950 CAS: 103-65-1 Chemical Formula:C9H12 Molecular Weight:120.19 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Propyl benzene ;1-Phenylpropane |103-65-1 is useful as reference Impurity standard. 
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Product Name : L-Isoglutamine ;L-isoglutamine; 4-amino-L-glutaramic acid; (4S)-4,5-Diamino-4-oxo-pentanoic acid | 636-65-7
Code: JC-BB949 CAS: 636-65-7 Chemical Formula:C5H10N2O3 Molecular Weight:146.14 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: L-Isoglutamine ;L-isoglutamine; 4-amino-L-glutaramic acid; (4S)-4,5-Diamino-4-oxo-pentanoic acid | 636-65-7 is useful as reference Impurity standard. 
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Product Name : POTASSIUM (2Z)-2-BUTEN-2-YLTRIFLUOROBORATE (LR) |1134643-88-1
Code: JC-BB948 CAS: 1134643-88-1 Chemical Formula: C4H7BF3K Molecular Weight: 162 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: POTASSIUM (2Z)-2-BUTEN-2-YLTRIFLUOROBORATE (LR) |1134643-88-1is useful as reference Impurity standard. 
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Product Name : 2-FLUORO-3-NITROANILINE (LR) ;2-Fluoro-3-nitroaniline |21397-11-5
Code: JC-BB947 CAS: 21397-11-5 Chemical Formula: C6H5N2O2F Molecular Weight: 156.11 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-FLUORO-3-NITROANILINE (LR) ;2-Fluoro-3-nitroaniline |21397-11-5 is useful as reference Impurity standard. 
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Product Name : METHYL 4-AMINO-2-CYANOBENZOATE (LR) |1628431-65-1
Code: JC-BB946 CAS: 1628431-65-1 Chemical Formula: C9H8N2O2 Molecular Weight: 176.17 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: METHYL 4-AMINO-2-CYANOBENZOATE (LR) |1628431-65-1 is useful as reference Impurity standard. 
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Product Name : 3-PHENYLPROPYLAMINE ;(3-Phenylpropan-1-yl)amine; 1-Amino-3-phenylpropane; 3-Phenyl-1-aminopropane|2038-57-5
Code: JC-BB945 CAS: 2038-57-5 Chemical Formula: C₉H₁₃N Molecular Weight: 135.21 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3-PHENYLPROPYLAMINE ;(3-Phenylpropan-1-yl)amine; 1-Amino-3-phenylpropane; 3-Phenyl-1-aminopropane|2038-57-5 is useful as reference Impurity standard. 
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Product Name : METHYL (2R)-3-HYDROXY-2-METHYLPROPANOATE (LR) ;(-)-Methyl β-Hydroxyisobutyrate; (2R)-3-Hydroxy-2-methylpropionic Acid Methyl Ester; Methyl (R)-(-)-3-Hydroxy-2-methylpropionate; R-(-)-Roche Ester; |72657-23-9
Code: JC-BB944 CAS: 72657-23-9 Chemical Formula:C5H10O3 Molecular Weight:118.13 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: METHYL (2R)-3-HYDROXY-2-METHYLPROPANOATE (LR) ;(-)-Methyl β-Hydroxyisobutyrate; (2R)-3-Hydroxy-2-methylpropionic Acid Methyl Ester; Methyl (R)-(-)-3-Hydroxy-2-methylpropionate; R-(-)-Roche Ester; |72657-23-9is useful as reference Impurity standard. 
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Product Name : 1,4-Dioxane-2,5-diol-(mixture of stereoisomers) ;Glycoaldehyde Dimer;p-Dioxane-2,5-diol; 2,5-Dihydroxy-1,4-dioxane; 2,5-Dihydroxy-p-dioxane |23147-58-2
Code: JC-BB943 CAS: 23147-58-2 Chemical Formula:C₄H₈O₄ Molecular Weight:120.1 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 1,4-Dioxane-2,5-diol-(mixture of stereoisomers) ;Glycoaldehyde Dimer;p-Dioxane-2,5-diol; 2,5-Dihydroxy-1,4-dioxane; 2,5-Dihydroxy-p-dioxane |23147-58-2is useful as reference Impurity standard. 
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Product Name : Dimethylaminobenzaldehyde ;4-(Dimethylamino)benzenecarbonal; 4-(N,N-Dimethylamino)benzaldehyde; 4-Formyl-N,N-dimethylaniline|100-10-7
Code: JC-BB941 CAS: 100-10-7 Chemical Formula:C9H11NO Molecular Weight:149.19 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Dimethylaminobenzaldehyde ;4-(Dimethylamino)benzenecarbonal; 4-(N,N-Dimethylamino)benzaldehyde; 4-Formyl-N,N-dimethylaniline|100-10-7is useful as reference Impurity standard. 
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Product Name : 5-Hydrazinyl-2-methoxypyridine hydrochloride ;5-Hydrazinyl-2-methoxypyridine hydrochloride |179543-88-5
Code: JC-BB942 CAS: 179543-88-5 Chemical Formula:C6H10ClN3O Molecular Weight:175.62 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-Hydrazinyl-2-methoxypyridine hydrochloride ;5-Hydrazinyl-2-methoxypyridine hydrochloride |179543-88-5 is useful as reference Impurity standard. 
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Product Name : Methyl 5-methoxy-6-nitropicolinate ;Methyl 5-methoxy-6-nitropicolinate |390816-44-1
Code: JC-BB940 CAS: 390816-44-1 Chemical Formula:C8H8N2O5 Molecular Weight:212.15 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Methyl 5-methoxy-6-nitropicolinate ;Methyl 5-methoxy-6-nitropicolinate |390816-44-1is useful as reference Impurity standard. 
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Product Name : Dimethyl sulfide ;Methyl Sulfide;Dimethyl Sulfide; DMS | 75-18-3
Code: JC-BB939 CAS: 75-18-3 Chemical Formula:C2H6S Molecular Weight:62.13 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Dimethyl sulfide ;Methyl Sulfide;Dimethyl Sulfide; DMS | 75-18-3 is useful as reference Impurity standard. 
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Product Name : 2,2-dibromo-1-(3-chlorophenyl)propane-1-one ;1-Propanone, 2,2-dibromo-1-(3-chlorophenyl) | 2357953-00-3
Code: JC-BB938 CAS: 2357953-00-3 Chemical Formula:C9H7Br2ClO Molecular Weight:326.41 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2,2-dibromo-1-(3-chlorophenyl)propane-1-one ;1-Propanone, 2,2-dibromo-1-(3-chlorophenyl) | 2357953-00-3 is useful as reference Impurity standard. 
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Product Name : 2-FLUORO-3-IODOPYRIDINE (LR) |113975-22-7
Code: JC-BB937 CAS: 113975-22-7 Chemical Formula:C5H3FIN Molecular Weight:222.99 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-FLUORO-3-IODOPYRIDINE (LR) |113975-22-7is useful as reference Impurity standard. 
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Product Name : 1-(tert-Butoxycarbonyl)-4-piperidinecarboxylic Acid;N-BOC-piperidine-4-carboxylic acid |84358-13-4
Code: JC-BB936 CAS: 84358-13-4 Chemical Formula:C11H19NO4 Molecular Weight:229.27 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 1-(tert-Butoxycarbonyl)-4-piperidinecarboxylic Acid;N-BOC-piperidine-4-carboxylic acid |84358-13-4is useful as reference Impurity standard. 
