Building Blocks
1022 Results Found
Page 1 of 31
Building Blocks (Aliphatic/Aromatic/Heterocyclic/Carbohydrates)
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Product Name : 5-Acetyl salicylic acid ;5-Acetylsalicylic Acid |13110-96-8
Code: JC-BB1024 CAS: 13110-96-8 Chemical Formula:C9H8O4 Molecular Weight: 180.16 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-Acetyl salicylic acid ;5-Acetylsalicylic Acid |13110-96-8 is useful as reference Impurity standard. 
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Product Name : 4-phenyl butan-2-one ;1-Phenyl-3-butanone; 2-Phenylethyl Methyl Ketone; 4-Phenyl-2-butanone; Benzylacetone; Methyl 2-Phenylethyl Ketone; Methyl Phenethyl Ketone|2550-26-7
Code: JC-BB1023 CAS: 2550-26-7 Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-phenyl butan-2-one ;1-Phenyl-3-butanone; 2-Phenylethyl Methyl Ketone; 4-Phenyl-2-butanone; Benzylacetone; Methyl 2-Phenylethyl Ketone; Methyl Phenethyl Ketone|2550-26-7 is useful as reference Impurity standard. 
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Product Name : (E) –Phenyl butan-2-ol Benzenemethanol, α-ethyl-α-methyl-, (±)-| 19641-57-7
Code: JC-BB1022 CAS: 19641-57-7 Chemical Formula:C10H14O Molecular Weight:150.22 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: (E) –Phenyl butan-2-ol Benzenemethanol, α-ethyl-α-methyl-, (±)-| 19641-57-7 is useful as reference Impurity standard. 
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Product Name : 4-phenyl butan-2-ol ;1-Methyl-3-phenyl-1-propanol; 1-Phenyl-3-butanol; 2-Hydroxy-4-phenylbutane| 2344-70-9
Code: JC-BB1021 CAS: 2344-70-9 Chemical Formula:C10H14O Molecular Weight:150.22 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-phenyl butan-2-ol ;1-Methyl-3-phenyl-1-propanol; 1-Phenyl-3-butanol; 2-Hydroxy-4-phenylbutane| 2344-70-9 is useful as reference Impurity standard. 
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Product Name : diethyl (5-bromopyridin-2-yl)methylphosphonate ;2-(Diethylphosphonylmethyl)-5-bromopyridin Diethyl ((5-bromopyridin-2-yl)methyl)phosphonate Phosphonic acid, P-[(5-bromo-2-pyridinyl)methyl]-, diethyl ester | 380893-73-2
Code: JC-BB1020 CAS: 380893-73-2 Chemical Formula: C10H15BrNO3P Molecular Weight: 308.11 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: diethyl (5-bromopyridin-2-yl)methylphosphonate ;2-(Diethylphosphonylmethyl)-5-bromopyridin Diethyl ((5-bromopyridin-2-yl)methyl)phosphonate Phosphonic acid, P-[(5-bromo-2-pyridinyl)methyl]-, diethyl ester | 380893-73-2 is useful as reference Impurity standard. ![diethyl (5-bromopyridin-2-yl)methylphosphonate ;2-(Diethylphosphonylmethyl)-5-bromopyridin Diethyl ((5-bromopyridin-2-yl)methyl)phosphonate Phosphonic acid, P-[(5-bromo-2-pyridinyl)methyl]-, diethyl ester | 380893-73-2](https://drjcrbio.com/wp-content/uploads/380893-73-2.png)
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Product Name : 3-(maleimido)propionic acid N-hydroxysuccinimide ester |203309-76-6
Code: JC-BB1019 CAS: 203309-76-6 Chemical Formula:C11H8N2O6 Molecular Weight:264.194 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3-(maleimido)propionic acid N-hydroxysuccinimide ester |203309-76-6 is useful as reference Impurity standard. 
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Product Name : N-Butyl-1,3-diaminopropane;N-butyl-1,3-diaminopropane |6935-60-0
Code: JC-BB1018 CAS: 6935-60-0 Chemical Formula:C7H18N2 Molecular Weight:130.23 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: N-Butyl-1,3-diaminopropane;N-butyl-1,3-diaminopropane |6935-60-0 is useful as reference Impurity standard. 
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Product Name : Benzeneacetonitrile, α-1-cyclohexen-1-yl-4-methoxy |2641915-09-3
Code: JC-BB1017 CAS: 2641915-09-3 Chemical Formula:C15H17 NO Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Benzeneacetonitrile, α-1-cyclohexen-1-yl-4-methoxy |2641915-09-3 is useful as reference Impurity standard. 
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Product Name : 2-{[(3-chlorophenyl)methyl]amino}-1-(4-methylphenyl)ethan-1-ol |2778942-64-4
Code: JC-BB1016 CAS: 2778942-64-4 Chemical Formula:C16H18ClNO Molecular Weight:275.78 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-{[(3-chlorophenyl)methyl]amino}-1-(4-methylphenyl)ethan-1-ol |2778942-64-4 is useful as reference Impurity standard. ![2-{[(3-chlorophenyl)methyl]amino}-1-(4-methylphenyl)ethan-1-ol |2778942-64-4](https://drjcrbio.com/wp-content/uploads/2778942-64-4.png)
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Product Name : 2,5-Difluoropyridine-4-carboxylic acid|851386-39-5
Code: JC-BB1015 CAS: 851386-39-5 Chemical Formula:C6H3NO2F2 Molecular Weight:159.09 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2,5-Difluoropyridine-4-carboxylic acid|851386-39-5 is useful as reference Impurity standard. 
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Product Name : 4-Bromo-2-fluorobiphenyl|41604-19-7
Code: JC-BB1014 CAS: 41604-19-7 Chemical Formula:C12H8BrF Molecular Weight:251.09 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-Bromo-2-fluorobiphenyl|41604-19-7 is useful as reference Impurity standard. 
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Product Name : 4′-Bromo-2′-fluoroacetanilide| 326-66-9
Code: JC-BB1013 CAS: 326-66-9 Chemical Formula:C8H7BrFNO Molecular Weight:232.05 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4'-Bromo-2'-fluoroacetanilide| 326-66-9is useful as reference Impurity standard. 
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Product Name : L-Alanine isopropyl ester Hydrochloride | 39825-33-7
Code: JC-BB1012 CAS: 39825-33-7 Chemical Formula:C6H13NO2 Molecular Weight: 131.17 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: L-Alanine isopropyl ester Hydrochloride | 39825-33-7 is useful as reference Impurity standard. 
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Product Name : 4-Chloro-3-oxobutanoic acid |27807-84-7
Code: JC-BB1011 CAS: 27807-84-7 Chemical Formula:C4H5ClO3 Molecular Weight:136.53 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-Chloro-3-oxobutanoic acid |27807-84-7 is useful as reference Impurity standard. 
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Product Name : 1-Acetylpiperidine-4-carbonyl chloride ;1-Acetyl-4-piperidinecarbonyl Chloride; 1-Acetylpiperidin-4-ylcarbonyl Chloride |59084-16-1
Code: JC-BB1010 CAS: 59084-16-1 Chemical Formula:C8H12ClNO2 Molecular Weight:189.64 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 1-Acetylpiperidine-4-carbonyl chloride ;1-Acetyl-4-piperidinecarbonyl Chloride; 1-Acetylpiperidin-4-ylcarbonyl Chloride |59084-16-1is useful as reference Impurity standard. 
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Product Name : 3-(N-ethyl-3-methylanilino)m-toluidine ;α-(N-ethyl-m-toluidino)-m-toluenesulphonic acid |91-98-5
Code: JC-BB1009 CAS: 91-98-5 Chemical Formula:C16H19NO3S Molecular Weight:305.39 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3-(N-ethyl-3-methylanilino)m-toluidine ;α-(N-ethyl-m-toluidino)-m-toluenesulphonic acid |91-98-5 is useful as reference Impurity standard. 
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Product Name : Triphenylacetic Acid; Triphenylmethanecarboxylic Acid|595-91-5
Code: JC-BB1008 CAS: 595-91-5 Chemical Formula:C20H16O2 Molecular Weight:288.3 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Triphenylacetic Acid; Triphenylmethanecarboxylic Acid|595-91-5 is useful as reference Impurity standard. 
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Product Name : PHOSPHATIDIC ACID (DSPA) ;1,2-Distearoyl-sn-glycero-3-phosphate sodium salt |108321-18-2
Code: JC-BB1007 CAS: 108321-18-2 Chemical Formula:C39H76NaO8P Molecular Weight:726.98 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: PHOSPHATIDIC ACID (DSPA) ;1,2-Distearoyl-sn-glycero-3-phosphate sodium salt |108321-18-2 is useful as reference Impurity standard. 
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Product Name : PHOSPHATIDYLCHOLINE (DSPC) ;1,2-Dioctadecanoyl-sn-glycero-3-phosphocholine (R)-2,3-Bis(stearoyloxy)propyl [2-(Trimethylammonio)ethyl] Phosphate DSPC|816-94-4
Code: JC-BB1006 CAS: 816-94-4 Chemical Formula:C44H88NO8P Molecular Weight:790.16 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: PHOSPHATIDYLCHOLINE (DSPC) ;1,2-Dioctadecanoyl-sn-glycero-3-phosphocholine (R)-2,3-Bis(stearoyloxy)propyl [2-(Trimethylammonio)ethyl] Phosphate DSPC|816-94-4 is useful as reference Impurity standard. ![PHOSPHATIDYLCHOLINE (DSPC) ;1,2-Dioctadecanoyl-sn-glycero-3-phosphocholine (R)-2,3-Bis(stearoyloxy)propyl [2-(Trimethylammonio)ethyl] Phosphate DSPC|816-94-4](https://drjcrbio.com/wp-content/uploads/816-94-4.png)
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Product Name : Methyl-α-bromo-4-Chloro phenyl acetate(Imp-D) ;2′-Bromo-4-chlorophenylacetic acid methyl ester |24091-92-7
Code: JC-BB1005 CAS: 24091-92-7 Chemical Formula:C9H8BrClO2 Molecular Weight:263.51 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Methyl-α-bromo-4-Chloro phenyl acetate(Imp-D) ;2'-Bromo-4-chlorophenylacetic acid methyl ester |24091-92-7 is useful as reference Impurity standard. 
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Product Name : 2-CHLOROBENZHYDRYL AMINE|55095-13-1
Code: JC-BB1004 CAS: 55095-13-1 Chemical Formula:C13H12ClN Molecular Weight:217.69 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-CHLOROBENZHYDRYL AMINE|55095-13-1is useful as reference Impurity standard. 
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Product Name : 3,4-Dichlorobenzylamine 1-(3,4-Dichlorophenyl)methanamine; 3,4-Dichlorobenzylamine; ((3,4-Dichlorophenyl)methyl)amine |102-49-8
Code: JC-BB1003 CAS: 102-49-8 Chemical Formula:C7H7Cl2N Molecular Weight: 176.04 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3,4-Dichlorobenzylamine 1-(3,4-Dichlorophenyl)methanamine; 3,4-Dichlorobenzylamine; ((3,4-Dichlorophenyl)methyl)amine |102-49-8 is useful as reference Impurity standard. 
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Product Name : 4-Piperidinecarboxamide;4-(Aminocarbonyl)piperidine; 4-Carbamoylpiperidine; 4-Carboxamidopiperidine; 4-Piperidylcarboxamide |39546-32-2
Code: JC-BB1002 CAS: 39546-32-2 Chemical Formula:C6H12N2O Molecular Weight:128.2 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-Piperidinecarboxamide;4-(Aminocarbonyl)piperidine; 4-Carbamoylpiperidine; 4-Carboxamidopiperidine; 4-Piperidylcarboxamide |39546-32-2 is useful as reference Impurity standard. 
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Product Name : Terephthalaldehyde;1,4-Benzenedicarboxaldehyde; 1,4-Benzenedialdehyde; 1,4-Benzenedicarbaldehyde; 1,4-Diformylbenzene; 1,4-Terephthaldicarbaldehyde; 4-Formylbenzaldehyde|623-27-8
Code: JC-BB1001 CAS: 623-27-8 Chemical Formula: C₈H₆O₂ Molecular Weight:134.13 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Terephthalaldehyde;1,4-Benzenedicarboxaldehyde; 1,4-Benzenedialdehyde; 1,4-Benzenedicarbaldehyde; 1,4-Diformylbenzene; 1,4-Terephthaldicarbaldehyde; 4-Formylbenzaldehyde|623-27-8 is useful as reference Impurity standard. 
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Product Name : Ethyl benzene |100-41-4
Code: JC-BB1000 CAS: 100-41-4 Chemical Formula: C8H10 Molecular Weight: 106.17 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: is useful as reference Impurity standard. 
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Product Name : 1-phenylethanol ;1-Phenyleethanol;1-Phenylethyl Alchol;Alpha-methylbenzyl Alclohol;A-methylbenzyl Alcohol |98-85-1
Code: JC-BB999 CAS: 98-85-1 Chemical Formula: C8H10O Molecular Weight: 122.16 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 1-phenylethanol ;1-Phenyleethanol;1-Phenylethyl Alchol;Alpha-methylbenzyl Alclohol;A-methylbenzyl Alcohol |98-85-1 is useful as reference Impurity standard. 
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Product Name : Methyl-2-(phenoxymethyl)benzoate |866996-44-3
Code: JC-BB998 CAS: 866996-44-3 Chemical Formula: C15H14O3 Molecular Weight: 242.28 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Methyl-2-(phenoxymethyl)benzoate |866996-44-3is useful as reference Impurity standard. 
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Product Name : 2-(Phenoxymethyl) benzoic acid |724-98-1
Code: JC-BB997 CAS: 724-98-1 Chemical Formula:C14H12O3 Molecular Weight:228.24 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-(Phenoxymethyl) benzoic acid |724-98-1 is useful as reference Impurity standard. 
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Product Name : Ethyl -2-fluoro-3-oxopentanoate ;Ethyl 2-fluoro-3-oxovalerate; 2-Fluoro-3-oxo-valeric Acid Ethyl Ester |759-67-1
Code: JC-BB996 CAS: 759-67-1 Chemical Formula: C7H11FO3 Molecular Weight: 162.16 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Ethyl -2-fluoro-3-oxopentanoate ;Ethyl 2-fluoro-3-oxovalerate; 2-Fluoro-3-oxo-valeric Acid Ethyl Ester |759-67-1is useful as reference Impurity standard. 
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Product Name : 2′, 5’-dichloropropiophenone ;1-(2,5-Dichlorophenyl)propan-1-one, |99846-93-2
Code: JC-BB995 CAS: 99846-93-2 Chemical Formula:C9H8Cl2O Molecular Weight:203.07 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2', 5’-dichloropropiophenone ;1-(2,5-Dichlorophenyl)propan-1-one, |99846-93-2 is useful as reference Impurity standard. 
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Product Name : XANTHOTOXOL ;9-Hydroxy-7H-furo[3,2-g][1]benzopyran-7-one; 6,7-Dihydroxy-5-benzofuranacrylic Acid δ-Lactone; 3-(6,7-Dihydroxy-5-benzofuranyl)-2-propenoic Acid δ-Lactone; 8-Hydroxypsoralen |2009-24-7
Code: JC-BB994 CAS: 2009-24-7 Chemical Formula:C11H6O4 Molecular Weight:202.16 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: XANTHOTOXOL ;9-Hydroxy-7H-furo[3,2-g][1]benzopyran-7-one; 6,7-Dihydroxy-5-benzofuranacrylic Acid δ-Lactone; 3-(6,7-Dihydroxy-5-benzofuranyl)-2-propenoic Acid δ-Lactone; 8-Hydroxypsoralen |2009-24-7 is useful as reference Impurity standard. ![XANTHOTOXOL ;9-Hydroxy-7H-furo[3,2-g][1]benzopyran-7-one; 6,7-Dihydroxy-5-benzofuranacrylic Acid δ-Lactone; 3-(6,7-Dihydroxy-5-benzofuranyl)-2-propenoic Acid δ-Lactone; 8-Hydroxypsoralen |2009-24-7](https://drjcrbio.com/wp-content/uploads/2009-24-7.png)
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Product Name : 2-Bromo-3’,5’-diacetyloxyacetphenone ;1-[3,5-Bis(acetyloxy)phenyl]-2-bromo-ethanone; 3′,5′-Diacetoxy-2-bromoacetophenone |36763-39-0
Code: JC-BB993 CAS: 36763-39-0 Chemical Formula:C12H11BrO5 Molecular Weight:315.12 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-Bromo-3’,5’-diacetyloxyacetphenone ;1-[3,5-Bis(acetyloxy)phenyl]-2-bromo-ethanone; 3',5'-Diacetoxy-2-bromoacetophenone |36763-39-0 is useful as reference Impurity standard. ![2-Bromo-3’,5’-diacetyloxyacetphenone ;1-[3,5-Bis(acetyloxy)phenyl]-2-bromo-ethanone; 3',5'-Diacetoxy-2-bromoacetophenone |36763-39-0](https://drjcrbio.com/wp-content/uploads/36763-39-0.png)
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Product Name : 4-Chloro-3′-methoxybenzophenone |32363-45-4
Code: JC-BB992 CAS: 32363-45-4 Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-Chloro-3'-methoxybenzophenone |32363-45-4is useful as reference Impurity standard. 
