Building Blocks
1380 Results Found
Page 13 of 42
Building Blocks (Aliphatic/Aromatic/Heterocyclic/Carbohydrates)
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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. 
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Product Name : Methoxamine Hydrochloride (Mixture of Diastereomers) |61-16-5
Code: JC-BB991 CAS: 61-16-5 Chemical Formula:C11H18ClNO3 Molecular Weight:247.72 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Methoxamine Hydrochloride (Mixture of Diastereomers) |61-16-5 is useful as reference Impurity standard. 
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Product Name : 4-Amino-3-phenylbutanoic Acid ;-(Aminomethyl)benzenepropanoic Acid |1078-21-3
Code: JC-BB990 CAS: 1078-21-3 Chemical Formula: C₁₀H₁₃NO₂ Molecular Weight:179.22 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-Amino-3-phenylbutanoic Acid ;-(Aminomethyl)benzenepropanoic Acid |1078-21-3 is useful as reference Impurity standard. 
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Product Name : 4,5-Dichlorophthalic Anhydride ;5,6-Dichloroisobenzofuran-1,3-dione|942-06-3
Code: JC-BB989 CAS: 942-06-3 Chemical Formula:C8H2Cl2O3 Molecular Weight:217.01 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4,5-Dichlorophthalic Anhydride ;5,6-Dichloroisobenzofuran-1,3-dione|942-06-3is useful as reference Impurity standard. 
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Product Name : N-Isopropyl-2-(methylamino)acetamide |51489-14-6
Code: JC-BB988 CAS: 51489-14-6 Chemical Formula:C6H14N2O Molecular Weight:130.19 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: N-Isopropyl-2-(methylamino)acetamide |51489-14-6 is useful as reference Impurity standard. 
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Product Name : Tris ( 2,4-di-tert-butylphenyl)phosphate ;2,4-Bis(1,1-dimethylethyl)phenol 1,1′,1”-Phosphate |95906-11-9
Code: JC-BB987 CAS: 95906-11-9 Chemical Formula:C42H63O4P Molecular Weight: 662.92 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Tris ( 2,4-di-tert-butylphenyl)phosphate ;2,4-Bis(1,1-dimethylethyl)phenol 1,1',1''-Phosphate |95906-11-9 is useful as reference Impurity standard. 
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Product Name : Oleamide |301-02-0
Code: JC-BB986 CAS: 301-02-0 Chemical Formula:C18H35NO Molecular Weight:281.48 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Oleamide |301-02-0 is useful as reference Impurity standard. 
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Product Name : 3,5-Di-tert-butyl-4-hydroxybenzyl alcohol ; 2,6-di-t-Butyl-4-hydroxymethylphenol 3,5-bis(1,1-dimethylethyl)-4-hydroxy-benzenemethano|88-26-6
Code: JC-BB985 CAS: 88-26-6 Chemical Formula:C15H24O2 Molecular Weight:236.35 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3,5-Di-tert-butyl-4-hydroxybenzyl alcohol;2,6-di-t-Butyl-4-hydroxymethylphenol 3,5-bis(1,1-dimethylethyl)-4-hydroxy-benzenemethano|88-26-6 is useful as reference Impurity standard. 
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Product Name : 2-Mercaptobenzothiazole ;2-Benzothiazolethiol; 2-Benzothiazolinethione; 1,3-Benzothiazole-2-thiol; 1,3-Benzothiazole-2-thione; 2,3-Dihydrobenzothiazole-2-thione; 2-Benzothiazolyl Mercaptan |149-30-4
Code: JC-BB984 CAS: 149-30-4 Chemical Formula: C₇H₅NS₂ Molecular Weight:167.25 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-Mercaptobenzothiazole ;2-Benzothiazolethiol; 2-Benzothiazolinethione; 1,3-Benzothiazole-2-thiol; 1,3-Benzothiazole-2-thione; 2,3-Dihydrobenzothiazole-2-thione; 2-Benzothiazolyl Mercaptan |149-30-4 is useful as reference Impurity standard. 
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Product Name : Dibenzylamine ;N-(Phenylmethyl)-benzenemethanamine; (N-Benzylaminomethyl)benzene; Bibenzylamine; Bisbenzylamine; DBA|103-49-1
Code: JC-BB983 CAS: 103-49-1 Chemical Formula: C₁₄H₁₅N Molecular Weight: 197.28 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Dibenzylamine ;N-(Phenylmethyl)-benzenemethanamine; (N-Benzylaminomethyl)benzene; Bibenzylamine; Bisbenzylamine; DBA|103-49-1 is useful as reference Impurity standard. 
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Product Name : METHYL 5-TERT-BUTYL-2-FUROATE (LR) |59907-23-2
Code: JC-BB982 CAS: 59907-23-2 Chemical Formula:C10H14O3 Molecular Weight:182.2 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: METHYL 5-TERT-BUTYL-2-FUROATE (LR) |59907-23-2is useful as reference Impurity standard. 
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Product Name : 5-TERT-BUTYL-2-FUROIC ACID (LR) | 56311-39-8
Code: JC-BB981 CAS: 56311-39-8 Chemical Formula:C9H12O3 Molecular Weight:168.2 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-TERT-BUTYL-2-FUROIC ACID (LR) | 56311-39-8 is useful as reference Impurity standard. 
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Product Name : 4-Bromo-3,5-difluorobenzonitrile |123688-59-5
Code: JC-BB980 CAS: 123688-59-5 Chemical Formula:C7H2BrF2N Molecular Weight:218 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-Bromo-3,5-difluorobenzonitrile |123688-59-5is useful as reference Impurity standard. 
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Product Name : 4,5-Difluorophthalic acid |18959-31-4
Code: JC-BB979 CAS: 18959-31-4 Chemical Formula:C8H4F2O4 Molecular Weight:202.11 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4,5-Difluorophthalic acid |18959-31-4 is useful as reference Impurity standard. 
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Product Name : ethyl 2-hydrazinyl-2-oxoacetate |35196-48-6
Code:JC-BB978 CAS: 35196-48-6 Chemical Formula:C4H8N2O3 Molecular Weight:132.12 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: ethyl 2-hydrazinyl-2-oxoacetate |35196-48-6 is useful as reference Impurity standard. 
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Product Name : Diisopropyl 3,3- Dimethoxycyclobutane-1,1-dicarboxylate (DIDD) |115118-68-8.
Code: JC-BB977 CAS: 115118-68-8 Chemical Formula:C14H24O6 Molecular Weight:288.3 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Diisopropyl 3,3- Dimethoxycyclobutane-1,1-dicarboxylate (DIDD) |115118-68-8.is useful as reference Impurity standard. 
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Product Name : 2-Methoxy-6-methylbenzaldehyde |54884-55-8
Code: JC-BB976 CAS: 54884-55-8 Chemical Formula:C9H10O2 Molecular Weight:150.17 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-Methoxy-6-methylbenzaldehyde |54884-55-8 is useful as reference Impurity standard. 
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Product Name : 3-Bromo-2-chlorobenzoic acid |56961-27-4
Code: JC-BB975 CAS: 56961-27-4 Chemical Formula: C₇H₄BrClO₂ Molecular Weight: 235.46 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3-Bromo-2-chlorobenzoic acid |56961-27-4 is useful as reference Impurity standard. 
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Product Name : 1-(5-methyl-2-nitrophenyl)ethanone1-(5-Methyl-2-nitrophenyl)ethan-1-one| 69976-70-1
Code: JC-BB974 CAS: 69976-70-1 Chemical Formula:C9H9NO3 Molecular Weight:179.17 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 1-(5-methyl-2-nitrophenyl)ethanone1-(5-Methyl-2-nitrophenyl)ethan-1-one| 69976-70-1 is useful as reference Impurity standard. 
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Product Name : Methyl 6-(hydroxymethyl)nicotinate |56026-36-9
Code: JC-BB973 CAS: 56026-36-9 Chemical Formula: C8H9NO3 Molecular Weight: 167.16 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Methyl 6-(hydroxymethyl)nicotinate |56026-36-9 is useful as reference Impurity standard. 
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Product Name : 3-Bromo-4-methyl-1H-pyrazole|5932-20-7
Code: JC-BB972 CAS: 5932-20-7 Chemical Formula: C4H5BrN2 Molecular Weight: 161.0 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3-Bromo-4-methyl-1H-pyrazole|5932-20-7is useful as reference Impurity standard. 
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Product Name : Sulfolane standard ;1,1-Dioxothiolan; Bondelane A; Cyclic Tetramethylene Sulfone; Cyclotetramethylene Sulfone| 126-33-0
Code: JC-BB971 CAS: 126-33-0 Chemical Formula: C₄H₈O₂S Molecular Weight: 120.17 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Sulfolane standard ;1,1-Dioxothiolan; Bondelane A; Cyclic Tetramethylene Sulfone; Cyclotetramethylene Sulfone| 126-33-0 is useful as reference Impurity standard. 
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Product Name : Enza Isothiocyanate Impurity ;4-Cyano-3-trifluoromethylphenylisothiocyanate; 4-Isothiocyanato-2-trifluoromethylbenzonitrile, 4-Isothiocyanato-2-(trifluoromethyl)benzonitrile
Code: JC-BB970 CAS: 143782-23-4 Chemical Formula:C9H3F3N2S Molecular Weight:228.19 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Enza Isothiocyanate Impurity ;4-Cyano-3-trifluoromethylphenylisothiocyanate; 4-Isothiocyanato-2-trifluoromethylbenzonitrile, 4-Isothiocyanato-2-(trifluoromethyl)benzonitrileis useful as reference Impurity standard. 
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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. 
