Building Blocks
1637 Results Found
Page 46 of 50
Building Blocks (Aliphatic/Aromatic/Heterocyclic/Carbohydrates)
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Product Name : 4,6-Dichloro-5-nitro-2-(propylthio)pyrimidine | 145783-14-8
Code: JC-BB167 CAS: 145783-14-8 Chemical Formula:C7H7Cl2N3O2S Molecular Weight: 268.12 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:4,6-Dichloro-5-nitro-2-(propylthio)pyrimidine| 145783-14-8 is useful as reference Impurity standard. 
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Product Name : L-Glutamine ;H-Gln-OH ;L-Glutamine, Levoglutamide, L-Glutamic acid 5-amide, (S)-2,5-Diamino-5-oxopentanoic acid |56-85-9
Code: JC-BB166 CAS: 56-85-9 Chemical Formula:C5H10N2O3 Molecular Weight: 146.14 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: L-Glutamine ; H-Gln-OH ; L-Glutamine, Levoglutamide, L-Glutamic acid 5-amide, (S)-2,5-Diamino-5-oxopentanoic acid | 56-85-9is useful as reference Impurity standard. 
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Product Name : Used for 1,2,4-Triazole
Code: JC-BB165 CAS: Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: is useful as reference Impurity standard.
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Product Name : 5-Chloro-3-nitropyrazolo[1,5-a]pyrimidine | 1363380-51-1
Code: JC-BB164 CAS: 1363380-51-1 Chemical Formula:C6H3ClN4O2 Molecular Weight: 198.57 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:5-Chloro-3-nitropyrazolo[1,5-a]pyrimidine | 1363380-51-1 is useful as reference Impurity standard.
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Product Name : Pivaloyl Chloride | 3282-30-2
Code: JC-BB163 CAS: 3282-30-2 Chemical Formula:C5H9ClO Molecular Weight: 120.58 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Pivaloyl Chloride | 3282-30-2 is useful as reference Impurity standard.
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Product Name : 3(dimethyl amino)-1-phenylpropan-1-ol ; α-[2-(Dimethylamino)ethyl]-benzenemethanol; α-[2-(Dimethylamino)ethyl]-benzyl Alcohol; N,N-Dimethyl-3-hydroxy-3-phenylpropylamine; N,N-Dimethyl-3-phenyl-3-hydroxypropylamine | 5554-64-3
Code: JC-BB162 CAS: 5554-64-3 Chemical Formula: C11H17NO Molecular Weight: 179.26 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3(dimethyl amino)-1-phenylpropan-1-ol ; α-[2-(Dimethylamino)ethyl]-benzenemethanol; α-[2-(Dimethylamino)ethyl]-benzyl Alcohol; N,N-Dimethyl-3-hydroxy-3-phenylpropylamine; N,N-Dimethyl-3-phenyl-3-hydroxypropylamine| 5554-64-3 is useful as reference Impurity standard.
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Product Name : Methyl 2-fluorobenzoate | 394-35-4
Code: JC-BB161 CAS: 394-35-4 Chemical Formula:C8H7FO2 Molecular Weight:154.14 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methyl 2-fluorobenzoate | 394-35-4 is useful as reference Impurity standard.
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Product Name : 4-Hydroxy-7-azaindole | 74420-02-3
Code: JC-160 CAS: 74420-02-3 Chemical Formula:C7H6N2O Molecular Weight: 134.14 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-Hydroxy-7-azaindole | 74420-02-3is useful as reference Impurity standard.
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Product Name : 5-Hydroxy-7-azaindole ; 1H-Pyrrolo[2,3-b]pyridin-5-ol | 98549-88-3
Code: JC-BB159 CAS: 98549-88-3 Chemical Formula:C7H6N2O Molecular Weight: 134.14 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:5-Hydroxy-7-azaindole ; 1H-Pyrrolo[2,3-b]pyridin-5-ol | 98549-88-3 is useful as reference Impurity standard.
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Product Name : Methyl 2,4-Difluoro benzoate | 106614-28-2
Code: JC-BB158 CAS: 106614-28-2 Chemical Formula:C8H6F2O2 Molecular Weight: 172.13 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methyl 2,4-Difluoro benzoate | 106614-28-2 is useful as reference Impurity standard.
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Product Name : Methyl 3,4-Difluoro benzoate ;3,4-Difluorobenzoic Acid Methyl Ester; | 369-25-5
Code: JC--BB157 CAS: 369-25-5 Chemical Formula: C8H6F2O2 Molecular Weight: 172.13 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methyl 3,4-Difluoro benzoate ;3,4-Difluorobenzoic Acid Methyl Ester; | 369-25-5 is useful as reference Impurity standard.
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Product Name : Methyl 2,5-Difluoro benzoate | 362601-90-9
Code: JC-BB156 CAS: 362601-90-9 Chemical Formula:C8H6F2O2 Molecular Weight: 172.13 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methyl 2,5-Difluoro benzoate |362601-90-9 is useful as reference Impurity standard.
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Product Name : Methyl 2,3-Difluoro benzoate |18355-74-3
Code: JC-BB155 CAS: 18355-74-3 Chemical Formula:C8H6F2O2 Molecular Weight: 172.13 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methyl 2,3-Difluoro benzoate |18355-74-3 is useful as reference Impurity standard.
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Product Name : 6-Bromo-7-azaindole ; 6-Bromo-1H-pyrrolo[2,3-b]pyridine | 143468-13-7
Code: JC-BB154 CAS: 143468-13-7 Chemical Formula:C7H5BrN2 Molecular Weight: 197.03 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:6-Bromo-7-azaindole ; 6-Bromo-1H-pyrrolo[2,3-b]pyridine | 143468-13-7 is useful as reference Impurity standard.
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Product Name : 5-Bromo-7-azaindole ; 5-Bromo-1H-pyrrolo[2,3-b]pyridine | 183208-35-7
Code: JC-BB153 CAS: 183208-35-7 Chemical Formula:C7H5BrN2 Molecular Weight: 197.03 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:5-Bromo-7-azaindole ; 5-Bromo-1H-pyrrolo[2,3-b]pyridine | 183208-35-7 is useful as reference Impurity standard.
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Product Name : 4-Bromo-7-azaindole ;4-Bromo-1H-pyrrolo[2,3-b]pyridine; 4-Bromo-1H-pyrrolo[2,3-b]pyridine | 348640-06-2
Code: JC-BB152 CAS: 348640-06-2 Chemical Formula:C7H5BrN2 Molecular Weight:197.03 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: is useful as reference Impurity standard.
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Product Name : Nornicotine ; 3-(Pyrrolidin-2-yl)pyridine | 5746-86-1
Code: JC-BB151 CAS: 5746-86-1 Chemical Formula:C9H12N2 Molecular Weight: 148.2 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Nornicotine ; 3-(Pyrrolidin-2-yl)pyridine | 5746-86-1 is useful as reference Impurity standard.
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Product Name : (S)-3-Aminobutan-1-ol | 61477-39-2
Code: JC-BB149 CAS: 61477-39-2 Chemical Formula:C4H11NO Molecular Weight: 89.14 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:(S)-3-Aminobutan-1-ol | 61477-39-2 is useful as reference Impurity standard.
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Product Name : 4-Fluorobenzylamine ;4-Fluorobenzenemethanamine; (4-Fluorophenyl)methanamine; 1-(4-Fluorophenyl)methanamine; NSC 158269; [(4-Fluorophenyl)methyl]amine; p-Fluorobenzylamine; | 140-75-0
Code: JC-BB147 CAS: 140-75-0 Chemical Formula:C7H8FN Molecular Weight: 125.15 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:4-Fluorobenzylamine ; 4-Fluorobenzenemethanamine; (4-Fluorophenyl)methanamine; 1-(4-Fluorophenyl)methanamine; NSC 158269; [(4-Fluorophenyl)methyl]amine; p-Fluorobenzylamine; |140-75-0 is useful as reference Impurity standard.
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Product Name : 2-Fluorobenzylamine |89-99-6
Code: JC-BB146 CAS: 89-99-6 Chemical Formula:C7H8FN Molecular Weight: 125.14 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:2-Fluorobenzylamine | 89-99-6 is useful as reference Impurity standard.
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Product Name : Isopropyl methanesulfonate ;2-Propyl Methanesulfonate; Isopropyl Mesylate; Isopropyl Methanesulfonate; Isopropyl Methanesulphonate; Methanesulfonic Acid, 1-Methylethyl Ester; Methanesulfonic Acid, Isopropyl Ester |926-06-7
Code: JC-BB145 CAS: 926-06-7 Chemical Formula:C4H10O3S Molecular Weight:138.19 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Isopropyl methanesulfonate ;2-Propyl Methanesulfonate; Isopropyl Mesylate; Isopropyl Methanesulfonate; Isopropyl Methanesulphonate; Methanesulfonic Acid, 1-Methylethyl Ester; Methanesulfonic Acid, Isopropyl Ester;| 926-06-7 is useful as reference Impurity standard. 
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Product Name : Hydroxy Coumarin ; 4-Hydroxycoumarin | 1076-38-6
Code: JC-BB144 CAS: 1076-38-6 Chemical Formula:C9H6O3 Molecular Weight:162.14 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Hydroxy Coumarin ; 4-Hydroxycoumarin |1076-38-6 is useful as reference Impurity standard.
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Product Name : Benzalacetone ;4-Phenylbut-3-en-2-one ;1-Phenyl-1-buten-3-one; 2-Phenylethenyl Methyl Ketone; 2-Phenylvinyl Methyl Ketone; 4-Phenyl-3-buten-2-one; 4-Phenyl-3-butene-2-one; 4-Phenylbutenone; Acetocinnamone; Benzalacetone; Methyl 2-Phenylvinyl Ketone; Methyl Phenylvinyl Ketone; Methyl Styryl Ketone; Methyl β-Styryl Ketone; NSC 5605; Styryl Methyl Ketone; Warfarin EP Impurity C; | 122-57-6
Code: JC-BB143 CAS: 122-57-6 Chemical Formula: C10H10O Molecular Weight:146.19 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Benzalacetone ; 4-Phenylbut-3-en-2-one ;1-Phenyl-1-buten-3-one; 2-Phenylethenyl Methyl Ketone; 2-Phenylvinyl Methyl Ketone; 4-Phenyl-3-buten-2-one; 4-Phenyl-3-butene-2-one; 4-Phenylbutenone; Acetocinnamone; Benzalacetone; Methyl 2-Phenylvinyl Ketone; Methyl Phenylvinyl Ketone; Methyl Styryl Ketone; Methyl β-Styryl Ketone; NSC 5605; Styryl Methyl Ketone; Warfarin EP Impurity C; | 122-57-6 is useful as reference Impurity standard.
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Product Name : USED |
Code: JC-BB142 CAS: Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: USEDis useful as reference Impurity standard.
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Product Name : 2-cyano pyridine Impurity ; Picolinonitrile /100-70-9
Code: JC-BB140 CAS: 100-70-9 Chemical Formula:C6H4N2 Molecular Weight: 104.11 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-cyano pyridine Impurity ; Picolinonitrile /100-70-9is useful as reference Impurity standard. 
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Product Name : 4-amino methyl pyridine /3731-53-1
Code: JC-BB139 CAS: 3731-53-1 Chemical Formula:C6H8N2 Molecular Weight: 108.14 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:4-amino methyl pyridine ;Pyridin-4-ylmethanamine | 3731-53-1 is useful as reference Impurity standard. 
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Product Name : 3-amino methyl pyridine /3731-52-0
Code: JC-BB138 CAS: 3731-52-0 Chemical Formula:C6H8N2 Molecular Weight: 108.14 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:3-amino methyl pyridine /3731-52-0 is useful as reference Impurity standard. 
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Product Name : 5-Bromoacetyl salicylamide ; 5-(Bromoacetyl)-2-hydroxybenzamide; 5-(2-Bromoacetyl)-2-hydroxybenzamide; 5-(Bromoacetyl)salicylamide; | 73866-23-6
Code: JC-BB137 CAS: 73866-23-6 Chemical Formula:C9H8BrNO3 Molecular Weight: 258.07 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-Bromoacetyl salicylamide ;5-(Bromoacetyl)-2-hydroxybenzamide; 5-(2-Bromoacetyl)-2-hydroxybenzamide; 5-(Bromoacetyl)salicylamide;| 73866-23-6is useful as reference Impurity standard.
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Product Name : 2-Amino methyl pyridine/3731-51-9
Code: JC-BB136 CAS: 3731-51-9 Chemical Formula:C6H8N2 Molecular Weight: 108.14 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-Amino methyl pyridine/3731-51-9 is useful as reference Impurity standard. 
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Product Name : 1-Amino-1-cyclobutanecarboxylic acid |22264-50-2
Code: JC-BB134 CAS: 22264-50-2 Chemical Formula:C5H9NO2 Molecular Weight: 115.13 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 1-Amino-1-cyclobutanecarboxylic acid |22264-50-2is useful as reference Impurity standard.
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Product Name : Diethyl carbonate | 105-58-8
Code: JC-BB133 CAS: 105-58-8 Chemical Formula:C5H10O3 Molecular Weight: 118.13 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Diethyl carbonate | 105-58-8is useful as reference Impurity standard.
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Product Name : Glycine ethyl ester hydrochloride ; H-Gly-Oet HCl | 623-33-6
Code: JC-BB132 CAS: 623-33-6 Chemical Formula:C4H10ClNO2 Molecular Weight: 139.58 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Glycine ethyl ester hydrochloride ; H-Gly-Oet HCl | 623-33-6is useful as reference Impurity standard.
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Product Name : Amino carbamate impurity; Tert-butyl ethane-1,2-diylbis(2-aminoethylcarbamate) | 206531-21-7
Code: JC-BB131 CAS: 206531-21-7 Chemical Formula:C16H34N4O4 Molecular Weight: 346.47 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Amino carbamate impurity; Tert-butyl ethane-1,2-diylbis(2-aminoethylcarbamate) | 206531-21-7is useful as reference Impurity standard.
