Building Blocks
1637 Results Found
Page 19 of 50
Building Blocks (Aliphatic/Aromatic/Heterocyclic/Carbohydrates)
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Product Name : 2-(chloromethyl)-3,5-dimethyl 4-hydroxypyridine (4-Hydroxy (0.11RRT))| 220771-03-9
Code: JC-BB1081 CAS: 220771-03-9 Chemical Formula:C8H10ClNO Molecular Weight:171.62 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-(chloromethyl)-3,5-dimethyl 4-hydroxypyridine (4-Hydroxy (0.11RRT))| 220771-03-9 is useful as reference Impurity standard. 
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Product Name : (R)-ethyl-4-cyano-3-hydroxybutanoate (A5) |141942-85-0
Code: JC-BB1080 CAS: 141942-85-0 Chemical Formula:C7H11NO3 Molecular Weight:157.17 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: (R)-ethyl-4-cyano-3-hydroxybutanoate (A5) |141942-85-0 is useful as reference Impurity standard. 
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Product Name : Ethyl ester ; Ethyl 1-(4-methoxyphenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate | 503614-91-3
Code: JC-BB1079 CAS: 503614-91-3 Chemical Formula:C27H28N4O5 Molecular Weight:488.54 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Ethyl ester ; Ethyl 1-(4-methoxyphenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate | 503614-91-3is useful as reference Impurity standard. ![Ethyl ester ; Ethyl 1-(4-methoxyphenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate | 503614-91-3](https://drjcrbio.com/wp-content/uploads/503614-91-3.png)
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Product Name : Ethyl-2-chloro-2-(2-(2-phenyl)hydrazono)acetate |28663-68-5
Code: JC-BB1078 CAS: 28663-68-5 Chemical Formula:C10H11ClN2O2 Molecular Weight:226.66 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Ethyl-2-chloro-2-(2-(2-phenyl)hydrazono)acetate |28663-68-5is useful as reference Impurity standard. 
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Product Name : 1-(4-nitrophenyl)-piperidin-2-one | 38560-30-4
Code: JC-BB1077 CAS: 38560-30-4 Chemical Formula:C11H12N2O3 Molecular Weight:220.23 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 1-(4-nitrophenyl)-piperidin-2-one | 38560-30-4 is useful as reference Impurity standard. 
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Product Name : 2-BROMO-5-NITROTHIOPHENE |13195-50-1
Code: JC-BB1076 CAS: 13195-50-1 Chemical Formula:C4H2BrNO2S Molecular Weight:208.03 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-BROMO-5-NITROTHIOPHENE |13195-50-1 is useful as reference Impurity standard. 
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Product Name : 2-(5-BROMOTHIOPHEN-2-YL)ACETIC ACID ;2-(5-bromothiophen-2-yl)acetic acid |71637-38-2
Code: JC-BB1075 CAS: 71637-38-2 Chemical Formula:C6H5BrO2S Molecular Weight: 221.07 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-(5-BROMOTHIOPHEN-2-YL)ACETIC ACID ;2-(5-bromothiophen-2-yl)acetic acid |71637-38-2 is useful as reference Impurity standard. 
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Product Name : DISODIUM EDTA ; Disodium Dihydrogen Ethylenediaminetetraacetate Dihydrate | 6381-92-6
Code: JC-BB1074 CAS: 6381-92-6 Chemical Formula:C10H14N2Na2O8·2H2O Molecular Weight:372.24 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: DISODIUM EDTA ; Disodium Dihydrogen Ethylenediaminetetraacetate Dihydrate | 6381-92-6 is useful as reference Impurity standard. 
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Product Name : Penicillamine disulphide|20902-45-8
Code: JC-BB1060 CAS: 20902-45-8 Chemical Formula:C10H20N2O4S2 Molecular Weight:296.41 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Penicillamine disulphide|20902-45-8 is useful as reference Impurity standard. 
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Product Name : 4′-(3-Bromophenyl)-2,2′:6′,2′′-terpyridine |879879-65-9
Code: JC-BB1072 CAS: 879879-65-9 Chemical Formula:C21H14BrN3 Molecular Weight:388.27 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4′-(3-Bromophenyl)-2,2′:6′,2′′-terpyridine |879879-65-9 is useful as reference Impurity standard. 
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Product Name : 9,9-Dimethyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-9-silafluorene | 1262528-40-4
Code: JC-BB1071 CAS: 1262528-40-4 Chemical Formula:C20H25BO2Si Molecular Weight:336.31 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 9,9-Dimethyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-9-silafluorene | 1262528-40-4is useful as reference Impurity standard.
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Product Name : 1-(Bromomethyl)-4-[(2-propen-1-yloxy)methyl]benzene |1312424-61-5
Code: JC-BB1070 CAS: 1312424-61-5 Chemical Formula:C11H13BrO Molecular Weight:241.13 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 1-(Bromomethyl)-4-[(2-propen-1-yloxy)methyl]benzene |1312424-61-5 is useful as reference Impurity standard.
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Product Name : 2,4-diphenyl-6-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)-1,3,5-triazine| 1219956-23-6
Code: JC-BB1069 CAS: 1219956-23-6 Chemical Formula:C27H26BN3O2 Molecular Weight:435.33 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2,4-diphenyl-6-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)-1,3,5-triazine| 1219956-23-6 is useful as reference Impurity standard.
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Product Name : 2-(2-chlorophenyl)-4-phenylquinazoline| 1283751-33-6
Code: JC-BB1068 CAS: 1283751-33-6 Chemical Formula: C20H13ClN2 Molecular Weight:316.79 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-(2-chlorophenyl)-4-phenylquinazoline| 1283751-33-6 is useful as reference Impurity standard.
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Product Name : 5-Methoxy-α-methyl-2-nitro-4-(2-propen-1-yloxy)benzenemethano | 944730-74-9
Code: JC-BB1067 CAS: 944730-74-9 Chemical Formula:C12H15NO5 Molecular Weight:253.25 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-Methoxy-α-methyl-2-nitro-4-(2-propen-1-yloxy)benzenemethano | 944730-74-9 is useful as reference Impurity standard.
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Product Name : R-tetrahydrofuran-3-ol ; (R)-(−)-3-Hydroxytetrahydrofuran|86087-24-3
Code: JC-BB1066 CAS: 86087-24-3 Chemical Formula:C4H8O2 Molecular Weight:88.11 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: R-tetrahydrofuran-3-ol ; (R)-(−)-3-Hydroxytetrahydrofuran|86087-24-3 is useful as reference Impurity standard.
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Product Name : Methyl 5-amino-6-iodopicolinate|872355-60-7
Code: JC-BB1065 CAS: 872355-60-7 Chemical Formula:C7H7IN2O2 Molecular Weight:278.05 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Methyl 5-amino-6-iodopicolinate|872355-60-7 is useful as reference Impurity standard.
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Product Name : N,N-Diethyl-3-cyanopropionamide (CDP)| 663176-28-1
Code: JC-BB1064 CAS: 663176-28-1 Chemical Formula:C8H14N2O Molecular Weight:154.21 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: N,N-Diethyl-3-cyanopropionamide (CDP)| 663176-28-1 is useful as reference Impurity standard.
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Product Name : Ethylcyanoacetate (ECA) |105-56-6
Code: JC-BB1063 CAS: 105-56-6 Chemical Formula:C5H7NO2 Molecular Weight:113.12 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Ethylcyanoacetate (ECA) |105-56-6 is useful as reference Impurity standard.
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Product Name : N1, N1, N3, N3 Teraethylmalonamide (TEM) | 33931-42-9
Code: JC-BB1062 CAS: 33931-42-9 Chemical Formula:C11H22N2O2 Molecular Weight:214.31 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: N1, N1, N3, N3 Teraethylmalonamide (TEM) | 33931-42-9 is useful as reference Impurity standard.
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Product Name : N-Ethyl Cyanomethylacetamide (NEA) ; 2-Cyano-N-ethylacetamide |15029-36-4
Code: JC-BB1061 CAS: 15029-36-4 Chemical Formula:C5H8N2O Molecular Weight:112.13 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: N-Ethyl Cyanomethylacetamide (NEA) ; 2-Cyano-N-ethylacetamide |15029-36-4 is useful as reference Impurity standard.
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Product Name : N-Methyl Cyanomethylacetamide (NMA) ; 2-Cyano-N-methyl-acetamide |6330-25-2
Code: JC-BB1073 CAS: 6330-25-2 Chemical Formula:C4H6N2O Molecular Weight:98.11 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: N-Methyl Cyanomethylacetamide (NMA) ; 2-Cyano-N-methyl-acetamide |6330-25-2 is useful as reference Impurity standard.
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Product Name : 1,2-Ethanedisulfonic Acid Dimethyl Ester/84959-24-0
Code: JC-BB1059 CAS: 84959-24-0 Chemical Formula:C4H10O6S2 Molecular Weight:218.25 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 1,2-Ethanedisulfonic Acid Dimethyl Ester/84959-24-0 is useful as reference Impurity standard. 
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Product Name : DIETHYL SULFONATE PROCHLORPERAZINE EDISYLATE IMP ;diethyl ethane-1,2-disulfonate |500692-41-1
Code: JC-BB1058 CAS: 500692-41-1 Chemical Formula:C6H14O6S2 Molecular Weight:246.30 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: DIETHYL SULFONATE PROCHLORPERAZINE EDISYLATE IMP ;diethyl ethane-1,2-disulfonate |500692-41-1 is useful as reference Impurity standard. 
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Product Name : 5-(2-Bromophenyl)-1-trityl-1H-tetrazole ;N-trityl-5-(2-bromophenyl)tetrazole;5-(2-Bromophenyl)-1-trityl-1H-tetrazole |143945-72-6
Code: JC-BB1057 CAS: 143945-72-6 Chemical Formula:C26H19BrN4 Molecular Weight:467.36 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-(2-Bromophenyl)-1-trityl-1H-tetrazole ;N-trityl-5-(2-bromophenyl)tetrazole;5-(2-Bromophenyl)-1-trityl-1H-tetrazole |143945-72-6is useful as reference Impurity standard. 
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Product Name : 5-Phenyl-1-trityl-1H-tetrazole |154750-11-5
Code: JC-BB1056 CAS: 154750-11-5 Chemical Formula:C26H20N4 Molecular Weight:388.46 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-Phenyl-1-trityl-1H-tetrazole |154750-11-5 is useful as reference Impurity standard. 
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Product Name : 7-(tetramethyl-1,3,2-dioxaborolan-2-yl)-2,3-dihydro-1H-indol-2-one|1150271-45-6
Code: JC-BB1055 CAS: 1150271-45-6 Chemical Formula:C14H18BNO3 Molecular Weight:259.11 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 7-(tetramethyl-1,3,2-dioxaborolan-2-yl)-2,3-dihydro-1H-indol-2-one|1150271-45-6 is useful as reference Impurity standard. 
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Product Name : N-(5-Oxo-L-prolyl)-L-glutamic Acid;N-L-Pyroglutamyl-L-glutamic Acid; N-(5-Oxo-L-prolyl)glutamic Acid|29227-92-7
Code: JC-BB1054 CAS: 29227-92-7 Chemical Formula:C10H14N2O6 Molecular Weight:258.23 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: N-(5-Oxo-L-prolyl)-L-glutamic Acid;N-L-Pyroglutamyl-L-glutamic Acid; N-(5-Oxo-L-prolyl)glutamic Acid|29227-92-7is useful as reference Impurity standard. 
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Product Name : 5-Bromo-6-chloro-1H-indole. |122531-09-3
Code: JC-BB1053 CAS: 122531-09-3 Chemical Formula:C8H5BrClN Molecular Weight:230.49 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-Bromo-6-chloro-1H-indole. |122531-09-3is useful as reference Impurity standard. 
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Product Name : Caprylic acid ;Caprylic Acid;n-Octanoic Acid |124-07-2
Code: JC-BB1052 CAS: 124-07-2 Chemical Formula:C8H16O2 Molecular Weight:144.21 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Caprylic acid ;Caprylic Acid;n-Octanoic Acid |124-07-2 is useful as reference Impurity standard. 
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Product Name : Acetamide, N-(2-bromo-5-methoxyphenyl)-; 2′-Bromo-5′-methoxyacetanilide Acetamide, N-(2-bromo-5-methoxyphenyl)- |123027-99-6
Code: JC-BB1051 CAS: 123027-99-6 Chemical Formula:C9H10BrNO2 Molecular Weight:244.09 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Acetamide, N-(2-bromo-5-methoxyphenyl)-; 2'-Bromo-5'-methoxyacetanilide Acetamide, N-(2-bromo-5-methoxyphenyl)- |123027-99-6 is useful as reference Impurity standard. 
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Product Name : 3-chloro-5,6,7,8-tetrahydroisoquinoline |875249-27-7
Code: JC-BB1050 CAS: 875249-27-7 Chemical Formula:C9H10ClN Molecular Weight:167.64 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3-chloro-5,6,7,8-tetrahydroisoquinoline |875249-27-7is useful as reference Impurity standard. 
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Product Name : 6-Bromo-7-fluoro-3,4-dihydronaphthalen-1(2H)-one |1260014-69-4
Code: JC-BB1049 CAS: 1260014-69-4 Chemical Formula:C10H8BrFO Molecular Weight:240.37 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 6-Bromo-7-fluoro-3,4-dihydronaphthalen-1(2H)-one |1260014-69-4is useful as reference Impurity standard. 
