Building Blocks
1637 Results Found
Page 36 of 50
Building Blocks (Aliphatic/Aromatic/Heterocyclic/Carbohydrates)
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Product Name : Cortienyl Aldehyde |
Code: 514 CAS: NA Chemical Formula: C₂₀H₂₈O₄ Molecular Weight: 332.43 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Cortienyl Aldehyde | is useful as reference Impurity standard. 
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Product Name : MMTPA-2 ; Methyl Mercaptan Sodium Salt (ca. 15% in Water) ; Sodium Methanethiolate (ca. 15% in Water) Sodium Thiomethoxide (ca. 15% in Water)|5188-07-8
Code: JC-BB513 CAS: 5188-07-8 Chemical Formula: CH3NaS Molecular Weight: 70.08 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: MMTPA-2 ; Methyl Mercaptan Sodium Salt (ca. 15% in Water) ; Sodium Methanethiolate (ca. 15% in Water) Sodium Thiomethoxide (ca. 15% in Water)|5188-07-8is useful as reference Impurity standard. 
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Product Name : MMTPA-1 ; 2-Amino-2-methyl-1-propanol | 124-68-5
Code: JC-BB512 CAS: 124-68-5 Chemical Formula: C4H11NO Molecular Weight: 89.14 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: MMTPA-1 ; 2-Amino-2-methyl-1-propanol | 124-68-5is useful as reference Impurity standard. 
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Product Name : Z-L-Isoleucine ; Cbz-L-Isoleucine | 3160-59-6
Code: JC-BB510 CAS: 3160-59-6 Chemical Formula: C14H19NO4 Molecular Weight: 265.30 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Z-L-Isoleucine ; Cbz-L-Isoleucine | 3160-59-6 is useful as reference Impurity standard. 
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Product Name : 3,5-Dibromo-L-tyrosine | 300-38-9
Code: JC-BB509 CAS: 300-38-9 Chemical Formula: C9H9Br2NO3 Molecular Weight: 338.98 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3,5-Dibromo-L-tyrosine | 300-38-9is useful as reference Impurity standard. 
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Product Name : 6,7-dichloro-1-cyclopropyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid ; 6,7-Dichloro-1-cyclopropyl-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid | 93107-31-4
Code: JC-BB508 CAS: 93107-31-4 Chemical Formula: C13H9Cl2NO3 Molecular Weight: 298.12 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 6,7-dichloro-1-cyclopropyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid ; 6,7-Dichloro-1-cyclopropyl-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid | 93107-31-4is useful as reference Impurity standard. 
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Product Name : (2R,3S)-3-Phenylisoserine hydrochloride ; (aR,βS)-β-Amino-a-hydroxy-benzenepropanoic Acid Hydrochloride (9CI); [R-(R*,S*)]-β-Amino-a-hydroxy-benzenepropanoic Acid Hydrochloride; (aR,βS)-β-Amino-a-hydroxy-benzenepropanoic Acid Hydrochloride | 132201-32-2
Code: JC-BB507 CAS: 132201-32-2 Chemical Formula: C₉H₁₁NO₃ • 1(HCl) Molecular Weight: 181.1913646 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:(2R,3S)-3-Phenylisoserine hydrochloride ; (aR,βS)-β-Amino-a-hydroxy-benzenepropanoic Acid Hydrochloride (9CI); [R-(R*,S*)]-β-Amino-a-hydroxy-benzenepropanoic Acid Hydrochloride; (aR,βS)-β-Amino-a-hydroxy-benzenepropanoic Acid Hydrochloride | 132201-32-2 is useful as reference Impurity standard. ![(2R,3S)-3-Phenylisoserine hydrochloride ; (aR,βS)-β-Amino-a-hydroxy-benzenepropanoic Acid Hydrochloride (9CI); [R-(R*,S*)]-β-Amino-a-hydroxy-benzenepropanoic Acid Hydrochloride; (aR,βS)-β-Amino-a-hydroxy-benzenepropanoic Acid Hydrochloride | 132201-32-2](https://drjcrbio.com/wp-content/uploads/JC-BB507.png)
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Product Name : Alanine ; L-α-Aminopropionic acid, (S)-2-Aminopropionic acid | 56-41-7
Code: JC-BB506 CAS: 56-41-7 Chemical Formula: C3H7NO2 Molecular Weight: 89.09 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Alanine ; L-α-Aminopropionic acid, (S)-2-Aminopropionic acid | 56-41-7is useful as reference Impurity standard. 
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Product Name : L-Methionine-34S ; (S)-2-Amino-4-(methylthio)butanoic-34S Acid; Cymethion-34S; S-Methyl-L-momocysteine-34S; L-α-Amino-γ-methylthiobutyric-34S Acid; Methionine-34S; NSC 22946-34S; S-Methionine-34S; S-Methyl-L-homocysteine-34S; h-Met-oh-34S; l-Methionine-34S; α-Amino-γ-methylmercaptobutyric-34S Acid; γ-Methylthio-α-aminobutyric-34S Acid; |1006386-95-3
Code: JC-BB505 CAS: 1006386-95-3 Chemical Formula: C₅H₁₁NO₂³⁴S Molecular Weight: 151.11 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: L-Methionine-34S ; (S)-2-Amino-4-(methylthio)butanoic-34S Acid; Cymethion-34S; S-Methyl-L-momocysteine-34S; L-α-Amino-γ-methylthiobutyric-34S Acid; Methionine-34S; NSC 22946-34S; S-Methionine-34S; S-Methyl-L-homocysteine-34S; h-Met-oh-34S; l-Methionine-34S; α-Amino-γ-methylmercaptobutyric-34S Acid; γ-Methylthio-α-aminobutyric-34S Acid; |1006386-95-3is useful as reference Impurity standard. 
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Product Name : L-Phenylalanine ;(S)-2-Amino-3-phenylpropionic acid | 63-91-2
Code: JC-BB504 CAS: 63-91-2 Chemical Formula: C9H11NO2 Molecular Weight: 165.19 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: L-Phenylalanine ;(S)-2-Amino-3-phenylpropionic acid | 63-91-2is useful as reference Impurity standard. 
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Product Name : L-Tyrosine ; H-Tyr-OH | 60-18-4
Code: JC-BB503 CAS: 60-18-4 Chemical Formula: C9H11NO3 Molecular Weight: 181.19 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: L-Tyrosine ; H-Tyr-OH | 60-18-4is useful as reference Impurity standard. 
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Product Name : Leusine | 61-90-5
Code: JC-BB502 CAS: 61-90-5 Chemical Formula: C6H13NO2 Molecular Weight: 131.17 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Leusine | 61-90-5 is useful as reference Impurity standard. 
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Product Name : Iso leusine ; (2S,3S)-2-Amino-3-methylpentanoic acid, L-Isoleucine | 73-32-5
Code: JC-BB501 CAS: 73-32-5 Chemical Formula: C6H13NO2 Molecular Weight: 131.18 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Iso leusine ; (2S,3S)-2-Amino-3-methylpentanoic acid, L-Isoleucine | 73-32-5is useful as reference Impurity standard. 
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Product Name : 3,4-Dimethoxybenzyl Chloride; 3,4-bis(methoxy)-benzylchloride;4-(chloromethyl)-1,2-dimethoxy-benzen;alpha-chloro-3,4-dimethoxy-toluen;alpha-chloro-3,4-dimethoxytoluene;veratrylchlorid;veratrylchloride;4-(chloromethyl)-1,2-dimethoxybenzene | 7306-46-9
Code: JC-BB500 CAS: 7306-46-9 Chemical Formula: C9H11ClO2 Molecular Weight: 186.63 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3,4-Dimethoxybenzyl Chloride; 3,4-bis(methoxy)-benzylchloride;4-(chloromethyl)-1,2-dimethoxy-benzen;alpha-chloro-3,4-dimethoxy-toluen;alpha-chloro-3,4-dimethoxytoluene;veratrylchlorid;veratrylchloride;4-(chloromethyl)-1,2-dimethoxybenzene | 7306-46-9is useful as reference Impurity standard. 
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Product Name : Naphthalen-1-ol ; α-Naphthol, 1-Hydroxynaphthalene | 90-15-3
Code: JC-BB499 CAS: 90-15-3 Chemical Formula: C10H7OH Molecular Weight: 144.17 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Naphthalen-1-ol ; α-Naphthol, 1-Hydroxynaphthalene | 90-15-3 is useful as reference Impurity standard. 
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Product Name : Tributyl Phosphine Oxide ; Butyphos, Tributylphosphine oxide | 814-29-9
Code: JC-BB498 CAS: 814-29-9 Chemical Formula:C12H27OP Molecular Weight:218.32 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Tributyl Phosphine Oxide ; Butyphos, Tributylphosphine oxide | 814-29-9 is useful as reference Impurity standard. 
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Product Name : 1,1,1-Trifluoro-N-phenyl-N-((trifluoromethyl)sulfonyl)methanesulfonamide | 37595-74-7
Code: JC-BB497 CAS: 37595-74-7 Chemical Formula: C8H5F6NO4S2 Molecular Weight: 357,25 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:1,1,1-Trifluoro-N-phenyl-N-((trifluoromethyl)sulfonyl)methanesulfonamide | 37595-74-7 is useful as reference Impurity standard. 
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Product Name : Ethyl Malonyl Chloride ; Ethyl (chloroformyl)acetate, Ethyl 3-chloro-3-oxopropionate | 36239-09-5
Code: JC-BB496 CAS: 36239-09-5 Chemical Formula: C5H7ClO3 Molecular Weight: 150.56 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Ethyl Malonyl Chloride ; Ethyl (chloroformyl)acetate, Ethyl 3-chloro-3-oxopropionate | 36239-09-5 is useful as reference Impurity standard. 
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Product Name : 3-Ethylbenzo[d]thiazol-3-ium bromide | 32446-47-2
Code: JC-BB495 CAS: 32446-47-2 Chemical Formula: C9H10BrNS Molecular Weight: 244.15 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3-Ethylbenzo[d]thiazol-3-ium bromide | 32446-47-2is useful as reference Impurity standard. ![3-Ethylbenzo[d]thiazol-3-ium bromide | 32446-47-2](https://drjcrbio.com/wp-content/uploads/JC-BB495.png)
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Product Name : L-Penicillamine ; L-β,β-Dimethylcysteine; L-β-Mercaptovaline; (R)-2-Amino-3-mercapto-3-methylbutanoic acid
Code: JC-BB494 CAS: 1113-41-3 Chemical Formula: C5H11NO2S Molecular Weight: 149.21 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: L-Penicillamine ; L-β,β-Dimethylcysteine; L-β-Mercaptovaline; (R)-2-Amino-3-mercapto-3-methylbutanoic acidis useful as reference Impurity standard. 
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Product Name : Tert-butylbenzene sulfonate | 91950-41-3
Code: JC-BB493 CAS: 91950-41-3 Chemical Formula: C10H14O3S Molecular Weight: 214.28 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Tert-butylbenzene sulfonate | 91950-41-3is useful as reference Impurity standard. 
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Product Name : 5-Amino-6-chloro-2-methylpyrimidin-4(1H)-one ; 5-amino-6-chloro-2-methyl-3H-pyrimidin-4-one; 5-Amino-6-chlor-2-methyl-3H-pyrimidin-4-on | 98025-13-9
Code: JC-BB492 CAS: 98025-13-9 Chemical Formula: C5H6ClN3O Molecular Weight: 159.57364 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-Amino-6-chloro-2-methylpyrimidin-4(1H)-one ; 5-amino-6-chloro-2-methyl-3H-pyrimidin-4-one; 5-Amino-6-chlor-2-methyl-3H-pyrimidin-4-on | 98025-13-9is useful as reference Impurity standard. 
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Product Name : 5-Amino-2-methylpyrimidine-4,6-diol | 98797-08-1
Code: JC-BB491 CAS: 98797-08-1 Chemical Formula: C5H7N3O2 Molecular Weight: 141.13 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:5-Amino-2-methylpyrimidine-4,6-diol | 98797-08-1 is useful as reference Impurity standard. 
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Product Name : 4,6-Dichloro-2-methylpyrimidin-5-amine ;5-Amino-4,6-dichloro-2-methylpyrimidine | 39906-04-2
Code: JC-BB490 CAS: 39906-04-2 Chemical Formula: C5H5Cl2N3 Molecular Weight: 178.02 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4,6-Dichloro-2-methylpyrimidin-5-amine ;5-Amino-4,6-dichloro-2-methylpyrimidine | 39906-04-2is useful as reference Impurity standard. 
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Product Name : (1R,2S)-2-(3,4-Difluorophenyl)cyclopropanamine (R)-2-hydroxy-2-phenylacetate 376608-71-8
Code: JC-BB489 CAS: 376608-71-8 Chemical Formula: C17H17F2NO3 Molecular Weight: 321.32 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: (1R,2S)-2-(3,4-Difluorophenyl)cyclopropanamine (R)-2-hydroxy-2-phenylacetate 376608-71-8is useful as reference Impurity standard. 
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Product Name : Methyl Oxindole-5-carboxylate | 199328-10-4
Code: JC-BB488 CAS: 199328-10-4 Chemical Formula: C10H9NO3 Molecular Weight: 191.18 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Methyl Oxindole-5-carboxylate | 199328-10-4is useful as reference Impurity standard. 
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Product Name : 3-Benzoylbenzene-1-sulfonyl chloride| 53558-61-5
Code: JC-BB487 CAS: 53558-61-5 Chemical Formula: C13H9ClO3S Molecular Weight: 280.73 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:3-Benzoylbenzene-1-sulfonyl chloride| 53558-61-5 is useful as reference Impurity standard. 
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Product Name : 5-Phenylthiophene-2-sulfonyl chloride; 5-Phenyl-2-thiophenesulfonyl chloride 2-Thiophenesulfonyl chloride, 5-phenyl97272-02-1- |
Code: JC-BB486 CAS: 97272-02-1 Chemical Formula: C10H7CIO2S2 Molecular Weight: 258.7 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-Phenylthiophene-2-sulfonyl chloride; 5-Phenyl-2-thiophenesulfonyl chloride 2-Thiophenesulfonyl chloride, 5-phenyl97272-02-1- | is useful as reference Impurity standard. 
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Product Name : 6-Fluoroquinoline-3-sulfonyl chloride | 1803589-58-3
Code: JC-BB485 CAS: 1803589-58-3 Chemical Formula: C₉H₅NO₂FSCl Molecular Weight: 245.65 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 6-Fluoroquinoline-3-sulfonyl chloride | 1803589-58-3is useful as reference Impurity standard. 
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Product Name : 6-Methoxynaphthalene-2-sulfonyl chloride | 56875-59-3
Code: JC-BB484 CAS: 56875-59-3 Chemical Formula: C11H9ClO3S Molecular Weight: 256.71 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 6-Methoxynaphthalene-2-sulfonyl chloride | 56875-59-3is useful as reference Impurity standard. 
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Product Name : 3-Phenoxybenzene-1-sulfonyl chloride|252873-46-4
Code: JC-BB483 CAS: 252873-46-4 Chemical Formula: C12H9ClO3S Molecular Weight: 268.72 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3-Phenoxybenzene-1-sulfonyl chloride|252873-46-4is useful as reference Impurity standard. 
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Product Name : Quinoline-3-sulfonyl chloride,| 159182-40-8
Code: JC-BB482 CAS: 159182-40-8 Chemical Formula: C9H6ClNO2S Molecular Weight: 227.67 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Quinoline-3-sulfonyl chloride,| 159182-40-8is useful as reference Impurity standard. 
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Product Name : Pyridine-3-sulfonyl chloride; 16133-25-8
Code: JC-BB481 CAS: 16133-25-8 Chemical Formula: C5H4ClNO2S Molecular Weight: 177.60 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Pyridine-3-sulfonyl chloride; 16133-25-8is useful as reference Impurity standard. 
