Building Blocks
1747 Results Found
Page 6 of 53
Building Blocks (Aliphatic/Aromatic/Heterocyclic/Carbohydrates)
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Product Name : tert-butyl (4-bromo-2-cyano-1H-pyrrol-1-yl)carbamate (CAS: 937047-04-6)
Code: JC-BB1640 CAS: 937047-04-6 Chemical Formula: C10H12BrN3O2 Molecular Weight: 286.128 Category: Building Blocks; Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of tert-butyl (4-bromo-2-cyano-1H-pyrrol-1-yl)carbamate (CAS: 937047-04-6) is useful as reference Impurity standard 
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Product Name : (2-Fluoro-4-vinylphenyl)methanol;(2-Fluoro-4-vinylphenyl)methanol;Benzenemethanol, 4-ethenyl-2-fluoro/2915586-21-7
Code: JCBB1638 CAS:2915586-21-7 Chemical Formula:C9H9FO Molecular Weight:152.17 Category: Building Blocks Literature: Application: (2-Fluoro-4-vinylphenyl)methanol;Benzenemethanol, 4-ethenyl-2-fluoro/2915586-21-7 is useful as reference Impurity standard 
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Product Name : 1-(bromomethyl)-3-vinylbenzene;1-(bromomethyl)-3-ethenylbenzene;1-(bromomethyl)-3-ethenylbenzene/91041-76-8
Code: JCBB1637 CAS: 91041-76-8 Chemical Formula:C9H9Br Molecular Weight:197.07176 Category: Building Blocks Literature: Application: 1-(bromomethyl)-3-ethenylbenzene/91041-76-8 is useful as reference Impurity standard 
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Product Name : Benzenemethanol, 4-ethenyl-2-methyl;2-methyl-4-vinylbenzyl alcohol;Benzenemethanol, 4-ethenyl-2-methyl/439151-46-9
Code: JCBB1636 CAS: 439151-46-9 Chemical Formula:C10H12O Molecular Weight: 148.2 Category: Building Blocks Literature: Application: Benzenemethanol, 4-ethenyl-2-methyl/439151-46-9 is useful as reference Impurity standard 
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Product Name : 1,3-Dichloropropene (cis- and trans- mixture)/542-75-6
Code: JCBB1635 CAS: 542-75-6 Chemical Formula:C3H4Cl2 Molecular Weight: 110.97 Category: Building Blocks Literature: Application:1,3-Dichloropropene (cis- and trans- mixture)/542-75-6 is useful as reference Impurity standard 
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Product Name : Hydrazine Monohydrate (79%)/7803-57-8
Code: JCBB1634 CAS: 7803-57-8 Chemical Formula:H4N2·H2O Molecular Weight:50.07 Category: Building Blocks Literature: Application:Hydrazine Monohydrate (79%)/7803-57-8 is useful as reference Impurity standard 
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Product Name : 1-Bromo-4-tert-butyl-2-nitrobenzene; 4-Bromo-3-nitro-tert-butylbenzene; Benzene; 1-bromo-4-(1,1-dimethylethyl)-2-nitro (CAS: 70729-05-4)
Code: JC-BB1633 CAS: 70729-05-4 Chemical Formula: C10H12BrNO2 Molecular Weight: 258.11 Category: Building Blocks; Reference Standards/ API Drug Metabolites/ EP Impurities/ USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of 1-Bromo-4-tert-butyl-2-nitrobenzene; 4-Bromo-3-nitro-tert-butylbenzene; Benzene; 1-bromo-4-(1,1-dimethylethyl)-2-nitro (CAS: 70729-05-4) is useful as reference Impurity standard. 
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Product Name : o-Toluenesulfonamide/88-19-7
Code: JCBB1631 CAS: 88-19-7 Chemical Formula:C7H9NO2S Molecular Weight:171.21 Category: Building Blocks Literature: Application: o-Toluenesulfonamide/88-19-7 is useful as reference Impurity standard 
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Product Name : 4-Chloropyrimidine/17180-93-7
Code: JCBB1630 CAS: 17180-93-7 Chemical Formula:C4H3ClN2 Molecular Weight:114.53 Category: Building Blocks Literature: Application:4-Chloropyrimidine/17180-93-7 is useful as reference Impurity standard 
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Product Name : 4′-METHYLBIPHENYL-3-CARBOXYLIC ACID/147404-69-1
Code: JCBB1629 CAS: 147404-69-1 Chemical Formula:C14H12O2 Molecular Weight:212.24 Category: Building Blocks Literature: Application: 4'-METHYLBIPHENYL-3-CARBOXYLIC ACID/147404-69-1 is useful as reference Impurity standard 
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Product Name : 9-Methylene-9H-fluorene (CAS: 4425-82-5)
Code: JC-BB1628 CAS: 4425-82-5 Chemical Formula: C14H10 Molecular Weight: 178.23 Category: Building Blocks; Reference Standards/ API Drug Metabolites/ EP Impurities/ USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of 9-Methylene-9H-fluorene (CAS: 4425-82-5) is useful as reference Impurity standard 
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Product Name : Triphenyltin chloride/639-58-7
Code: JCBB1627 CAS: 639-58-7 Chemical Formula: C18H15ClSn Molecular Weight: 385.48 Category: Building Blocks Literature: Application: Triphenyltin chloride/639-58-7 is useful as reference Impurity standard 
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Product Name : tert-Butyl 4-(Piperidin-4-ylmethyl)piperazine-1-carboxylate/1211568-27-2
Code: JCBB1626 CAS: 1211568-27-2 Chemical Formula: C15H29N3O2 Molecular Weight: 283.42 Category: Building Blocks Literature: Application: tert-Butyl 4-(Piperidin-4-ylmethyl)piperazine-1-carboxylate/1211568-27-2 is useful as reference Impurity standard 
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Product Name : 1-Phenyl-3-(piperidin-1-yl)propan-1-one/73-63-2
Code: JCBB1625 CAS: 73-63-2 Chemical Formula: C14H19NO Molecular Weight: 217.31 Category: Building Blocks Literature: Application: 1-Phenyl-3-(piperidin-1-yl)propan-1-one/73-63-2 is useful as reference Impurity standard 
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Product Name : 2-(4-Nitrophenyl)ethylamine Hydrochloride/29968-78-3
Code: JCBB1624 CAS: 29968-78-3 Chemical Formula: C8H10N2O2·HCl Molecular Weight: 202.64 Category: Building Blocks Literature: Application: 2-(4-Nitrophenyl)ethylamine Hydrochloride/29968-78-3 is useful as reference Impurity standard. 
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Product Name : p-nitrophenethyl acetate; 4-Nitrophenethyl acetate (CAS: 104-30-3)
Code: JC-BB1623 CAS: 104-30-3 Chemical Formula: C10H11NO4 Molecular Weight: 209.19864 Category: Building Blocks; Reference Standards/ API Drug Metabolites/ EP Impurities/ USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of p-nitrophenethyl acetate; 4-Nitrophenethyl acetate (CAS: 104-30-3) is useful as reference Impurity standard. 
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Product Name : 6,6′-Dimethoxy-2-2′-Bipyridine (CAS: 39858-88-3)
Code: JC-BB1622 CAS: 39858-88-3 Chemical Formula: C12H12N2O2 Molecular Weight: 216.24 Category: Building Blocks; Reference Standards/ API Drug Metabolites/ EP Impurities/ USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of 6,6′-Dimethoxy-2-2′-Bipyridine (CAS: 39858-88-3) is useful as reference Impurity standard. 
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Product Name : (2R,3R,4R,5S)-Hexane-1,2,3,4,5,6-hexaol/50-70-4
Code: JCBB1621 CAS: 50-70-4 Chemical Formula: C6H14O6 Molecular Weight: 182.17 Category: Building Blocks Literature: Application: (2R,3R,4R,5S)-Hexane-1,2,3,4,5,6-hexaol/50-70-4 is useful as reference Impurity standard. 
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Product Name : 6-Amino-4-chloro-3-pyridinecarbonitrile/670253-38-0
Code: JCBB1620 CAS: 670253-38-0 Chemical Formula: C6H4ClN3 Molecular Weight: 153.57 Category: Building Blocks Literature: Application: 6-Amino-4-chloro-3-pyridinecarbonitrile/670253-38-0 is useful as reference Impurity standard. 
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Product Name : 5-Chlorovaleryl Chloride/1575-61-7
Code: JCBB1619 CAS: 1575-61-7 Chemical Formula: C5H8Cl2O Molecular Weight: 155.02 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-Chlorovaleryl Chloride/1575-61-7 is useful as reference Impurity standard. 
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Product Name : 5-amino-2-nitrosobenzene-1,3-diol
Code: JCBB1618 CAS: NA Chemical Formula: C6H6N2O3 Molecular Weight: 154.12 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-amino-2-nitrosobenzene-1,3-diol is useful as reference Impurity standard. 
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Product Name : N-Nitroso Desmethyl Pyrilamine ;N-(2-((4-methoxybenzyl)(pyridin-2-yl)amino)ethyl)-N-methylnitrous amide
Code: JCNTS-N476 CAS:NA Chemical Formula: C16H20N4O2 Molecular Weight: 300.36 Category: Nitroso amine API Drug Metabolites/nitroso amine EP Impurities/nitroso amine USP Impurities Literature: Application: N-Nitroso Desmethyl Pyrilamine is useful as reference Impurity standard 
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Product Name : 2-isopropyl-4-methylpyridine/4855-56-5
Code: BB1617 CAS;4855-56-5 Chemical Formula:C9H13N Molecular Weight:135.21 Category: Building Blocks Literature: Application: 2-isopropyl-4-methylpyridine/4855-56-5 is useful as reference Impurity standard 
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Product Name : 5-Bromo-2-(1H-imidazol-1-yl)pyridine/380381-18-0
Code: BB1616 CAS;380381-18-0 Chemical Formula:C8H6BrN3 Molecular Weight: 224.06 Category: Building Blocks Literature: Application: 5-Bromo-2-(1H-imidazol-1-yl)pyridine/380381-18-0 is useful as reference Impurity standard 
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Product Name : Cyclopropanecarboxaldehyde/1489-69-6
Code: BB1615 CAS;1489-69-6 Chemical Formula:C4H6O Molecular Weight: 70.09 Category: Building Blocks Literature: Application: Cyclopropanecarboxaldehyde/1489-69-6 is useful as reference Impurity standard 
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Product Name : 4-[(Trifluoromethyl)sulfonyl]morpholine/189631-48-9
Code: BB1614 CAS;189631-48-9 Chemical Formula:C5H8F3NO3S Molecular Weight: 219.18 Category: Building Blocks Literature: Application:4-[(Trifluoromethyl)sulfonyl]morpholine/189631-48-9 is useful as reference Impurity standard ![4-[(Trifluoromethyl)sulfonyl]morpholine/189631-48-9](https://drjcrbio.com/wp-content/uploads/4-Trifluoromethylsulfonylmorpholine.jpg)
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Product Name : Methyl 4-(hydroxymethyl)picolinate/317335-15-2
Code: BB1613 CAS;317335-15-2 Chemical Formula:C7H4ClIN2 Molecular Weight:278.48 Category: Building Blocks Literature: Application:Methyl 4-(hydroxymethyl)picolinate/317335-15-2 is useful as reference Impurity standard 
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Product Name : 6-Chloro-3-Iodo-Indazole;6-CHLORO-3-IODO (1H)INDAZOLE;1H-Indazole, 6-chloro-3-iodo/503045-59-8
Code: BB1612 CAS;503045-59-8 Chemical Formula:C7H4ClIN2 Molecular Weight:278.48 Category: Reference Standards/ API Drug Metabolites/ EP Impurities/ USP Impurities Literature: Application:6-chloro-3-iodo-1H-indazole/503045-59-8 is useful as reference Impurity standard 
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Product Name : 1-(benzyloxy)-2-iodobenzene;Benzene, 1-iodo-2-(phenylmethoxy);1-(benzyloxy)-2-iodobenzene/142523-69-1
Code: BB1611 CAS;142523-69-1 Chemical Formula:C13H11IO Molecular Weight:310.13 Category: Reference Standards/ API Drug Metabolites/ EP Impurities/ USP Impurities Literature: Application:1-(benzyloxy)-2-iodobenzene/142523-69-1 is useful as reference Impurity standard 
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Product Name : N-4-pyridinyl – beta-alanine ethyl ester (CAS: 129261-09-1)
Code: JC-BB1610 CAS: 129261-09-1 Chemical Formula: C10H14N2O2 Molecular Weight: 194.23 Category: Building Blocks; Reference Standards/ API Drug Metabolites/ EP Impurities/ USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of N-4-pyridinyl - beta-alanine ethyl ester (CAS: 129261-09-1) is useful as reference Impurity standard 
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Product Name : 1,3-Di(pyrrolidin-1-yl)propane (CAS: 1012-29-9)
Code: JC-BB1609 CAS: 1012-29-9 Chemical Formula: C11H22N2 Molecular Weight: 182.31 Category: Reference Standards/ API Drug Metabolites/ EP Impurities/ USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of 1,3-Di(pyrrolidin-1-yl)propane (CAS: 1012-29-9) is useful as reference Impurity standard 
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Product Name : P-TOLUENE SULFONYL CHLORIDE (CAS: 98-59-9)
Code: JCBB1608 CAS: 98-59-9 Chemical Formula: C7H7ClO2S Molecular Weight: 190.65 Category: Reference Standards/ API Drug Metabolites/ EP Impurities/ USP Impurities Status: Limited stock; Contact for availability sales@drjcrbio.com Application: Manufacturer of P-TOLUENE SULFONYL CHLORIDE (CAS: 98-59-9) is useful as reference Impurity standard 
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Product Name : 3,3′-Diaminobenzidine tetrahydrochloride hydrate;868272-85-9
Code: BB1607 CAS;868272-85-9 Chemical Formula:C12H17ClN4O Molecular Weight:268.75 Category: Reference Standards/ API Drug Metabolites/ EP Impurities/ USP Impurities Literature: Application: 3,3'-Diaminobenzidine tetrahydrochloride hydrate;868272-85-9 is useful as reference Impurity standard 
