Building Blocks
1711 Results Found
Page 3 of 52
Building Blocks (Aliphatic/Aromatic/Heterocyclic/Carbohydrates)
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Product Name : 2-Bromobutane; 1-Bromo-1-methylpropane (CAS: 78-76-2)
Code: JCBB1694 CAS: 78-76-2 Chemical Formula: C4H9Br Molecular Weight: 137.02 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of 2-Bromobutane; 1-Bromo-1-methylpropane (CAS: 78-76-2) is useful as reference Impurity standard. 
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Product Name : Triethylbenzylammonium chloride; Benzyltriethylammonium chloride (CAS: 56-37-1)
Code: JCBB1693 CAS: 56-37-1 Chemical Formula: C13H22ClN Molecular Weight: 227.78 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of Triethylbenzylammonium chloride; Benzyltriethylammonium chloride (CAS: 56-37-1) is useful as reference Impurity standard. 
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Product Name : Pentane; n-Pentane (CAS: 109-66-0)
Code: JCBB1692 CAS: 109-66-0 Chemical Formula: C5H12 Molecular Weight: 72.15 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of Pentane; n-Pentane (CAS: 109-66-0) is useful as reference Impurity standard. 
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Product Name : 2-Chloropyrimidine (CAS: 1722-12-9)
Code: JCBB1691 CAS: 1722-12-9 Chemical Formula: C4H3ClN2 Molecular Weight: 114.53 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of 2-Chloropyrimidine (CAS: 1722-12-9) is useful as reference Impurity standard. 
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Product Name : N-Heptane; Heptane (CAS: 142-82-5)
Code: JCBB1690 CAS: 142-82-5 Chemical Formula: C7H16 Molecular Weight: 100.21 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of N-Heptane; Heptane (CAS: 142-82-5) is useful as reference Impurity standard. 
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Product Name : 2-Butanone; Ethyl methyl ketone (CAS: 78-93-3)
Code: JCBB1689 CAS: 78-93-3 Chemical Formula: C4H8O Molecular Weight: 72.11 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of 2-Butanone; Ethyl methyl ketone (CAS: 78-93-3) is useful as reference Impurity standard. 
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Product Name : 2-Methyl-4-phenyl-2-butanol (CAS : 103-05-9)
Code: JCBB1688 CAS: 103-05-9 Chemical Formula: C11H16O Molecular Weight: 164.24 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of 2-Methyl-4-phenyl-2-butanol (CAS : 103-05-9) is useful as reference Impurity standard. 
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Product Name : Methyl 4-bromo-2-cyclopropylbenzoate (CAS: 1422971-97-8)
Code: JCBB1687 CAS: 1422971-97-8 Chemical Formula: C11H11BrO2 Molecular Weight: 255.11 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Synthesis (1 week), contact for availability: sales@drjcrbio.com Application: Manufacturer of Methyl 4-bromo-2-cyclopropylbenzoate (CAS: 1422971-97-8) is useful as reference Impurity standard. 
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Product Name : 2-Methylpentanol ; 2-Methylpentanol-1 (CAS: 105-30-6)
Code: JC-BB616 CAS: 105-30-6 Chemical Formula: C6H14O Molecular Weight: 100.16 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock ; Contact: sales@drjcrbio.com Application: Manufacturer of 2-Methylpentanol ; 2-Methylpentanol-1 (CAS: 105-30-6) is useful as reference Impurity standard. 
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Product Name : Androstenedione Impurity; Δ4-Androstene-3,17-dione (CAS: 63-05-8)
Code: JCBB1686 CAS: 63-05-8 Chemical Formula: C19H26O2 Molecular Weight: 286.41 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of Androstenedione Impurity; Δ4-Androstene-3,17-dione (CAS: 63-05-8) is useful as reference Impurity standard. 
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Product Name : 2,4,5-Trifluorobenzyl cyanide (CAS: 220141-74-2)
Code: JCBB1685 CAS: 220141-74-2 Chemical Formula: C8H4F3N Molecular Weight: 171.12 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of 2,4,5-Trifluorobenzyl cyanide (CAS: 220141-74-2)is useful as reference Impurity standard. 
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Product Name : 9-Acetyl adenine; 1-(6-Amino-9H-purin-9-yl)ethan-1-one (CAS: 6743-09-5)
Code: JCBB1684 CAS: 6743-09-5 Chemical Formula: C7H7N5O Molecular Weight: 177.2 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Synthesis (1-2 weeks); Contact: sales@drjcrbio.com Application: Manufacturer of 9-Acetyl adenine; 1-(6-Amino-9H-purin-9-yl)ethan-1-one (CAS: 6743-09-5) is useful as reference Impurity standard 
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Product Name : Ethyl 2,6-difluorobenzoate/19064-14-3
Code: JCBB1683 CAS: 19064-14-3 Chemical Formula: C9H8F2O2 Molecular Weight: 186.16 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Ethyl 2,6-difluorobenzoate/19064-14-3 is useful as reference Impurity standard 
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Product Name : 2,6-Difluorobenzonitrile/1897-52-5
Code: JCBB1682 CAS: 1897-52-5 Chemical Formula: C7H3F2N Molecular Weight: 139.10 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2,6-Difluorobenzonitrile/1897-52-5 is useful as reference Impurity standard 
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Product Name : 2-bromo-5-tert-butylaniline;2-bromo-5-tert-butylbenzenamine;2-BroMo-5-tert-butyl-phenylaMine;2-bromo-5-(tert-butyl)benzeneamine;Benzenamin;2-bromo-5-(1,1-dimethylethyl)/58164-14-0
Code: JCBB1681 CAS: 58164-14-0 Chemical Formula:C10H14BrN Molecular Weight: 228.13 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-bromo-5-(1,1-dimethylethyl)/58164-14-0 is useful as reference Impurity standard 
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Product Name : 2-Methylthio-4-pyrimidinol/5751-20-2
Code: JCBB1680 CAS: 5751-20-2 Chemical Formula: C5H6N2OS Molecular Weight: 142.18 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-Methylthio-4-pyrimidinol/5751-20-2 is useful as reference Impurity standard 
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Product Name : 2-Amino-5-bromopyrimidine/7752-82-1
Code: JCBB1679 CAS: 7752-82-1 Chemical Formula: C4H4BrN3 Molecular Weight: 174.00 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-Amino-5-bromopyrimidine/7752-82-1 is useful as reference Impurity standard 
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Product Name : 2-(Methylthio)pyridin-4-amine;2-(methylthio)-4-Pyridinamine;4-AMino-2-(Methylthio)pyridine;4-Pyridinamine, 2-(methylthio)-;2-methylsulfanylpyridin-4-amine;4-AMino-2-(Methylthio)pyridine /59243-39-9
Code: JCBB1678 CAS: 59243-39-9 Chemical Formula: C6H8N2S Molecular Weight: 140.21 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-AMino-2-(Methylthio)pyridine /59243-39-9 is useful as reference Impurity standard 
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Product Name : 4-Bromo-2,6-diisopropylaniline/80058-84-0
Code: JCBB1677 CAS: 80058-84-0 Chemical Formula: C12H18BrN Molecular Weight: 256.19 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-Bromo-2,6-diisopropylaniline/80058-84-0 is useful as reference Impurity standard 
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Product Name : 3,5-Diisopropyl-4-biphenylamine;3,5-diisopropyl-[1,1′-biphenyl]-4-amine;1,1′-Biphenyl]-4-amine, 3,5-bis(1-methylethyl);[1,1′-Biphenyl]-4-amine, 3,5-bis(1-methylethyl)/389104-62-5
Code: JCBB1676 CAS: 389104-62-5 Chemical Formula: C18 H23 N Molecular Weight: 253.38 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3,5-Diisopropyl-4-biphenylamine/389104-62-5 is useful as reference Impurity standard ![3,5-Diisopropyl-4-biphenylamine;3,5-diisopropyl-[1,1'-biphenyl]-4-amine;1,1'-Biphenyl]-4-amine, 3,5-bis(1-methylethyl);[1,1'-Biphenyl]-4-amine, 3,5-bis(1-methylethyl)/389104-62-5](https://drjcrbio.com/wp-content/uploads/35-Diisopropyl-4-biphenylamine.jpg)
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Product Name : tert-Butyl 4-(4-Bromophenyl)piperazine-1-carboxylate/352437-09-3
Code: JCBB1675 CAS: 352437-09-3 Chemical Formula: C15H21BrN2O2 Molecular Weight: 341.25 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: tert-Butyl 4-(4-Bromophenyl)piperazine-1-carboxylate/352437-09-3 is useful as reference Impurity standard 
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Product Name : 1-(4-Bromophenyl)piperazine (CAS: 66698-28-0)
Code: JC-BB1674 CAS: 66698-28-0 Chemical Formula: C10H13BrN2 Molecular Weight: 241.13 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of 1-(4-Bromophenyl)piperazine (CAS: 66698-28-0) is useful as reference Impurity standard. 
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Product Name : Ethyl 5‑chloro‑3‑(methylthio)‑1,2,4‑triazine‑6‑carboxylate (CAS: 75824-03-2)
Code: JCBB1673 CAS: 75824-03-2 Chemical Formula: C7H8ClN3O2S Molecular Weight: 233.678 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Ethyl 5‑chloro‑3‑(methylthio)‑1,2,4‑triazine‑6‑carboxylate (CAS: 75824-03-2) is useful as reference Impurity standard. 
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Product Name : 6-(Triphenylphosonimum)hexylamine Di HCl (CAS: 1131626-45-3)
Code: JC-BB1672 CAS: 1131626-45-3 Chemical Formula: C24H30Cl2NP Molecular Weight: 434.38 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of 6-(Triphenylphosonimum)hexylamine Di HCl (CAS: 1131626-45-3) is useful as reference Impurity standard. 
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Product Name : 1-Azido-2-Bromoethane (CAS: 19263-22-0)
Code: JCBB1671 CAS: 19263-22-0 Chemical Formula: C2H4BrN3 Molecular Weight: 149.98 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 1-Azido-2-Bromoethane (CAS: 19263-22-0) is useful as reference Impurity standard 
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Product Name : tert-Butyl 4-(4-bromo-2-chlorophenyl)piperazine-1-carboxylate/1429891-40-6
Code: JCBB1670 CAS: 1429891-40-6 Chemical Formula:C15H20BrClN2O2 Molecular Weight:375.69 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: tert-Butyl 4-(4-bromo-2-chlorophenyl)piperazine-1-carboxylate/1429891-40-6 is useful as reference Impurity standard 
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Product Name : 1,1-Dimethylhydrazine/57-14-7
Code: JCBB1669 CAS: 57-14-7 Chemical Formula:C2H8N2 Molecular Weight:60.10 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 1,1-Dimethylhydrazine/57-14-7 is useful as reference Impurity standard 
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Product Name : 3-BROMO-2-FLUORO-4-METHYL-BENZOIC ACID; Benzoic acid; 3-bromo-2-fluoro-4-methyl (CAS: 1427382-06-6)
Code: JC-BB1668 CAS: 1427382-06-6 Chemical Formula: C8H6BrFO2 Molecular Weight: 233.03 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of 3-BROMO-2-FLUORO-4-METHYL-BENZOIC ACID; Benzoic acid; 3-bromo-2-fluoro-4-methyl (CAS: 1427382-06-6) is useful as reference Impurity standard. 
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Product Name : Methyl 3-bromo-2-fluoro-4-methylbenzoate; Benzoic acid 3-bromo-2-fluoro-4-methyl-methyl ester (CAS: 1807043-92-0)
Code: JC-BB1667 CAS: 1807043-92-0 Chemical Formula: C9H8BrFO2 Molecular Weight: 247.06 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of Methyl 3-bromo-2-fluoro-4-methylbenzoate; Benzoic acid 3-bromo-2-fluoro-4-methyl-methyl ester (CAS: 1807043-92-0) is useful as reference Impurity standard. 
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Product Name : Dipyridamole Impurity 8; 2,6,8,10-Tetrahydroxy-homopurine; Pyrimido[5,4-d]Pyrimidine Impurity 1; Pyrimido[5,4-d]pyrimidine-2,4,6,8-tetrol;pyrimido[5,4-d]pyrimidine; 2,4,6,8-tetraol; pyriMido[5,4-d][1,3]diazine-2,4,6,8-tetrol (CAS: 6713-54-8)
Code: JC-BB1666 CAS: 6713-54-8 Chemical Formula: C6H4N4O4 Molecular Weight: 196.12 Category: Building Blocks; Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of Dipyridamole Impurity 8; 2,6,8,10-Tetrahydroxy-homopurine; Pyrimido[5,4-d]Pyrimidine Impurity 1; Pyrimido[5,4-d]pyrimidine-2,4,6,8-tetrol;pyrimido[5,4-d]pyrimidine; 2,4,6,8-tetraol; pyriMido[5,4-d][1,3]diazine-2,4,6,8-tetrol (CAS: 6713-54-8) is useful as reference Impurity standard. ![Dipyridamole Impurity 8; 2,6,8,10-Tetrahydroxy-homopurine; Pyrimido[5,4-d]Pyrimidine Impurity 1; Pyrimido[5,4-d]pyrimidine-2,4,6,8-tetrol;pyrimido[5,4-d]pyrimidine; 2,4,6,8-tetraol; pyriMido[5,4-d][1,3]diazine-2,4,6,8-tetrol (CAS: 6713-54-8)](https://drjcrbio.com/wp-content/uploads/JCBB1666.png)
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Product Name : Isoamyl 4-Hydroxybenzoate/6521-30-8
Code: JCBB1665 CAS: 6521-30-8 Chemical Formula:C12H16O3 Molecular Weight: 208.26 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Isoamyl 4-Hydroxybenzoate/6521-30-8 is useful as reference Impurity standard 
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Product Name : 1,2-Dimethoxyethane/110-71-4
Code: JCBB1664 CAS: 110-71-4 Chemical Formula:C4H10O2 Molecular Weight: 90.12 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 1,2-Dimethoxyethane/110-71-4 is useful as reference Impurity standard 
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Product Name : 4(1H)-Cycloheptimidazolone; 5,6,7,8-tetrahydro-2-propyl (CAS: 165951-91-7)
Code: JC-BB1663 CAS: 165951-91-7 Chemical Formula: C11H16N2O Molecular Weight: 192.26 Category: Building Blocks ;Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of 4(1H)-Cycloheptimidazolone; 5,6,7,8-tetrahydro-2-propyl (CAS: 165951-91-7) is useful as reference Impurity standard. 
