Building Blocks
1772 Results Found
Page 40 of 54
Building Blocks (Aliphatic/Aromatic/Heterocyclic/Carbohydrates)
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Product Name : 3-Chloro Iminodibenzyl; 3-Chloro-10,11-dihydro-5H-dibenzo[b,f]azepine (CAS: 32943-25-2)
Code: JC-BB532 CAS: 32943-25-2 Chemical Formula: C14H12ClN Molecular Weight: 229.71 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock ; Contact: sales@drjcrbio.com Application: Manufacturer of 3-Chloro Iminodibenzyl; 3-Chloro-10,11-dihydro-5H-dibenzo[b,f]azepine (CAS: 32943-25-2) is useful as reference Impurity standard. ![3-Chloro Iminodibenzyl; 3-Chloro-10,11-dihydro-5H-dibenzo[b,f]azepine (CAS: 32943-25-2)](https://drjcrbio.com/wp-content/uploads/JC-BB532-1.png)
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Product Name : 8-Bromooctanoic acid | 8-Bromooctanoic acid | 17696-11-6
Code: JC-BB531 CAS: 17696-11-6 Chemical Formula: C8H15BrO2 Molecular Weight: 223.11 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:8-Bromooctanoic acid | 8-Bromooctanoic acid | 17696-11-6 is useful as reference Impurity standard. 
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Product Name : Methyl 2-(bromomethyl)-3-nitrobenzoate (CAS: 98475-07-1)
Code: JC-BB530 CAS: 98475-07-1 Chemical Formula: C9H8BrNO4 Molecular Weight: 274.07 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock ; Contact: sales@drjcrbio.com Application: Manufacturer of Methyl 2-(bromomethyl)-3-nitrobenzoate (CAS: 98475-07-1) is useful as reference Impurity standard. 
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Product Name : Butyl 2-((3-(trifluoromethyl)phenyl)amino)benzoate | 67330-25-0
Code: JC-BB259 CAS: 67330-25-0 Chemical Formula: C18H18F3NO2 Molecular Weight: 337.34 Category:Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Butyl 2-((3-(trifluoromethyl)phenyl)amino)benzoate | 67330-25-0 is useful as reference Impurity standard. 
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Product Name : 6-Bromo-tetral-1-one; 6-bromo-3,4-dihydronaphthalen-1(2H)-one (CAS: 66361-67-9)
Code: JC-BB258 CAS: 66361-67-9 Chemical Formula: C10H9BrO Molecular Weight: 225.08 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited stock; Contact sales@drjcrbio.com Application: Manufacturer of 6-Bromo-tetral-1-one; 6-bromo-3,4-dihydronaphthalen-1(2H)-one (CAS: 66361-67-9) is useful as reference Impurity standard. 
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Product Name : 2-Chloro-1-(4-fluorophenyl)-2-phenylethanone | 62148-67-8
Code: JC-BB527 CAS: 62148-67-8 Chemical Formula: C14H10ClFO Molecular Weight: 248.68 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-Chloro-1-(4-fluorophenyl)-2-phenylethanone | 62148-67-8 is useful as reference Impurity standard. 
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Product Name : 1-Fluoronaphthalene; Fluoronaphthalene (CAS: 321-38-0)
Code: JC-BB256 CAS: 321-38-0 Chemical Formula: C10H7F Molecular Weight: 146.16 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock ; Contact: sales@drjcrbio.com Application: Manufacturer of 1-Fluoronaphthalene (CAS: 321-38-0) is useful as reference Impurity standard. 
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Product Name : 1,7′-Dimethyl-2′-propyl-1H,1’H-2,5′-bibenzo[d]imidazole | 152628-02-9
Code: JC-BB525 CAS: 152628-02-9 Chemical Formula: C19H20N4 Molecular Weight: 304.40 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: 1,7'-Dimethyl-2'-propyl-1H,1'H-2,5'-bibenzo[d]imidazole | 152628-02-9is useful as reference Impurity standard. ![1,7'-Dimethyl-2'-propyl-1H,1'H-2,5'-bibenzo[d]imidazole | 152628-02-9](https://drjcrbio.com/wp-content/uploads/JC-BB525.png)
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Product Name : Trimethyl orthobutyrate ; Orthobutyric Acid Trimethyl Ester 1,1,1-Trimethoxybutane | 43083-12-1
Code: JC-BB524 CAS: 43083-12-1 Chemical Formula: C7H16O3 Molecular Weight: 148.20 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Trimethyl orthobutyrate ; Orthobutyric Acid Trimethyl Ester 1,1,1-Trimethoxybutane | 43083-12-1is useful as reference Impurity standard. 
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Product Name : 4-Methoxybenzoyl chloride | p-Anisoyl chloride | 100-07-2
Code: JC-BB523 CAS: 100-07-2 Chemical Formula: CH3OC6H4COCl Molecular Weight: 170.59 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-Methoxybenzoyl chloride | p-Anisoyl chloride | 100-07-2is useful as reference Impurity standard. 
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Product Name : 5-hydroxymethylfurfural ; (5-hydroxymethyl)furan-2-carbaldehyde | 67-47-0
Code: JC-BB522 CAS: 67-47-0 Chemical Formula: C6H6O3 Molecular Weight: 126.11 Category:Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-hydroxymethylfurfural ; (5-hydroxymethyl)furan-2-carbaldehyde | 67-47-0 is useful as reference Impurity standard.5-hydroxymethylfurfural ; 
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Product Name : Theophylline; (1,3-Dimethyl-3,7-dihydro-1H-purine-2,6-dione) | 58-55-9
Code: JC-BB521 CAS: 58-55-9 Chemical Formula: C7H8N4O2 Molecular Weight: 180.164 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Theophylline; (1,3-Dimethyl-3,7-dihydro-1H-purine-2,6-dione) | 58-55-9 is useful as reference Impurity standard. 
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Product Name : N-Isopropylacetamide | 1118-69-0
Code: JC-BB519 CAS: 1118-69-0 Chemical Formula: C5H11NO Molecular Weight: 101.15 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: N-Isopropylacetamide | 1118-69-0is useful as reference Impurity standard. 
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Product Name : N-ethyl-N-methylacetamide | 38806-26-7
Code: JC-BB518 CAS: 38806-26-7 Chemical Formula: C5H11NO Molecular Weight: 101.15 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: N-ethyl-N-methylacetamide | 38806-26-7 is useful as reference Impurity standard. 
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Product Name : Acarbose | 56180-94-0
Code: JC-BB517 CAS: 56180-94-0 Chemical Formula: C25H43NO18 Molecular Weight: 645.6 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Acarbose | 56180-94-0is useful as reference Impurity standard. 
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Product Name : Streptodornase | 8048-16-6
Code: JC-BB516 CAS: 8048-16-6 Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Streptodornase | 8048-16-6is useful as reference Impurity standard. 
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Product Name : Streptokinase ; Streptokinase from β-hemolytic Streptococcus (Lancefield Group C) ; Streptokinase from Streptococcus hemolyticus
Code: JC-BB515 CAS: 9002-01-1 Chemical Formula: NA Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Streptokinase ; Streptokinase from β-hemolytic Streptococcus (Lancefield Group C) ; Streptokinase from Streptococcus hemolyticusis useful as reference Impurity standard. 
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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) (CAS: 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 Status: Limited Stock ; Contact: sales@drjcrbio.com Application: Manufacturer of MMTPA-2; Methyl Mercaptan Sodium Salt (ca. 15% in Water); Sodium Methanethiolate (ca. 15% in Water); Sodium Thiomethoxide (ca. 15% in Water) (CAS: 5188-07-8) is 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 (CAS: 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 Status: Limited stock; Contact for availability sales@drjcrbio.com Application: Manufacturer of L-Phenylalanine; (S)-2-Amino-3-phenylpropionic acid (CAS: 63-91-2) is useful as reference Impurity standard. Note: The compounds strictly supplied only for R&D /AR&D purpose, not for human/animal consumption. 
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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. Note: The compounds strictly supplied only for R&D /AR&D purpose, not for human/animal consumption. 
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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 : Tributyl Phosphine Oxide; Butyphos, Tributylphosphine oxide (CAS: 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 Status: Limited Stock; Contact for availability sales@drjcrbio.com Application: Manufacturer of Tributyl Phosphine Oxide; Butyphos, Tributylphosphine oxide (CAS: 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. 
