Building Blocks
1772 Results Found
Page 35 of 54
Building Blocks (Aliphatic/Aromatic/Heterocyclic/Carbohydrates)
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Product Name : Dimethyl Fumerate |624-49-7
Code: JC-BB703 CAS: 624-49-7 Chemical Formula: C6H8O4 Molecular Weight: 144.13 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Dimethyl Fumerate |624-49-7 is useful as reference Impurity standard. 
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Product Name : (1-Iminopentyl)Glycine ;2-Pentanimidamidoacetic Acid |193140-43-1
Code: JC-BB702 CAS: 193140-43-1 Chemical Formula: C7H14N2O2 Molecular Weight: 158.2 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: (1-Iminopentyl)Glycine ;2-Pentanimidamidoacetic Acid |193140-43-1 is useful as reference Impurity standard. 
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Product Name : Benzofuran -2-( 3H) -one ;2,3-Dihydrobenzofuran-2-one; 2-Benzofuranone; 2-Coumaranone; |553-86-6
Code: JC-BB701 CAS: 553-86-6 Chemical Formula: C8H6O2 Molecular Weight: 134.13 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Benzofuran -2-( 3H) -one ;2,3-Dihydrobenzofuran-2-one; 2-Benzofuranone; 2-Coumaranone; |553-86-6 is useful as reference Impurity standard. 
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Product Name : 4 HYDROXYANTHRANILIC ACID ;2-Amino-4-hydroxybenzoic acid; |38160-63-3
Code: JC-BB700 CAS: 38160-63-3 Chemical Formula: C7H7NO3 Molecular Weight: 153.14 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4 HYDROXYANTHRANILIC ACID ;2-Amino-4-hydroxybenzoic acid; |38160-63-3 is useful as reference Impurity standard. 
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Product Name : 1-(2-Hydroxyethyl)piperazine ;Piperazine-1-ethanol, 2-Piperazinoethanol |103-76-4
Code: JC-BB699 CAS: 103-76-4 Chemical Formula: C6H14N2O Molecular Weight: 130.19 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 1-(2-Hydroxyethyl)piperazine ;Piperazine-1-ethanol, 2-Piperazinoethanol |103-76-4 is useful as reference Impurity standard. 
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Product Name : 2-bromo-4-nitro phenol ;2-Bromo-4-nitrophenol | 5847-59-6
Code: JC-BB698 CAS: 5847-59-6 Chemical Formula: C6H4BrNO3 Molecular Weight: 218.00 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-bromo-4-nitro phenol ;2-Bromo-4-nitrophenol | 5847-59-6 is useful as reference Impurity standard. 
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Product Name : 4-bromo-2-nitro phenol ;4-Bromo-2-nitrophenol |7693-52-9
Code: JC-BB697 CAS: 7693-52-9 Chemical Formula: C6H4BrNO3 Molecular Weight: 218.00 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-bromo-2-nitro phenol ;4-Bromo-2-nitrophenol |7693-52-9 is useful as reference Impurity standard. 
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Product Name : 2-Carboxy phenyl boronic acid ;2-Carboxyphenylboronic Acid | 149105-19-1
Code: JC-BB696 CAS: 149105-19-1 Chemical Formula: C7H7BO4 Molecular Weight: 165.94 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-Carboxy phenyl boronic acid ;2-Carboxyphenylboronic Acid | 149105-19-1 is useful as reference Impurity standard. 
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Product Name : (4, 4′-bis(bromomethyl) biphenyl) | 20248-86-6
Code: JC-BB695 CAS: 20248-86-6 Chemical Formula: C14H12Br2 Molecular Weight: 340.05 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: (4, 4'-bis(bromomethyl) biphenyl) | 20248-86-6 is useful as reference Impurity standard. 
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Product Name : Nonane RR Isomer ;(R, R)-2, 8-Diazabicyclo [4.3.0] nonane |147459-51-6
Code: JC-BB694 CAS: 147459-51-6 Chemical Formula: C7H14N2 Molecular Weight: 126.20 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Nonane RR Isomer ;(R, R)-2, 8-Diazabicyclo [4.3.0] nonane |147459-51-6 is useful as reference Impurity standard. ![Nonane RR Isomer ;(R, R)-2, 8-Diazabicyclo [4.3.0] nonane |147459-51-6](https://drjcrbio.com/wp-content/uploads/147459-51-6.png)
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Product Name : Dimer impurity ;Bis (3, 4-dimethoxyphenyl) amino hydrochloride
Code: JC-BB693 CAS: NA Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Dimer impurity ;Bis (3, 4-dimethoxyphenyl) amino hydrochlorideis useful as reference Impurity standard. 
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Product Name : 2,4 Dimethyl aniline ;2,4-Dimethylaniline |95-68-1
Code: JC-BB692 CAS: 95-68-1 Chemical Formula: C8H11N Molecular Weight: 121.18 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2,4 Dimethyl aniline ;2,4-Dimethylaniline |95-68-1 is useful as reference Impurity standard. 
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Product Name : 2,5 Dimethyl aniline ;2,5Dimethylaniline |95-78-3
Code: JC-BB691 CAS: 95-78-3 Chemical Formula: C8H11N Molecular Weight: 121.18 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2,5 Dimethyl aniline ;2,5Dimethylaniline |95-78-3 is useful as reference Impurity standard. 
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Product Name : Trichloroactyl chloride ;Trichloroactyl chloride |76-02-8
Code: JC-BB690 CAS: 76-02-8 Chemical Formula: CCl3COCl Molecular Weight: 181.83 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Trichloroactyl chloride ;Trichloroactyl chloride |76-02-8 is useful as reference Impurity standard. 
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Product Name : 2-Methoxy hydro Quinone ;2,5-Dihydroxyanisol |824-46-4
Code: JC-BB689 CAS: 824-46-4 Chemical Formula: C7H8O3 Molecular Weight: 140.14 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-Methoxy hydro Quinone ;2,5-Dihydroxyanisol |824-46-4 is useful as reference Impurity standard. 
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Product Name : Diethyl Phthalate diethyl; 1,2-benzenedicarboxylate (CAS: 84-66-2)
Code: JC-BB688 CAS: 84-66-2 Chemical Formula: C12H14O Molecular Weight: 222.24 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock ; Contact: sales@drjcrbio.com Application: Manufacturer of Diethyl Phthalate diethyl; 1,2-benzenedicarboxylate (CAS: 84-66-2) is useful as reference Impurity standard. 
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Product Name : 2-Fluorobiphenyl; 2-Fluoro-1,1’-biphenyl; 2-Fluorodiphenyl; o-Fluorodiphenyl (CAS: 321-60-8)
Code: JC-BB687 CAS: 321-60-8 Chemical Formula: C12H9F Molecular Weight: 172.20 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock ; Contact: sales@drjcrbio.com Application: Manufacturer of 2-Fluorobiphenyl; 2-Fluoro-1,1’-biphenyl; 2-Fluorodiphenyl; o-Fluorodiphenyl (CAS: 321-60-8) is useful as reference Impurity standard. 
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Product Name : Dimethy Phthalate; 1,2-Benzenedicarboxylic Acid 1,2-Dimethyl Ester; Avolin; DMF; DMP; Dimethyl 1,2-Benzenedicarboxylate; Dimethyl o-Phthalate; Dimethyl Phthalate; Fermine; Mipax; NSC 15398; NTM; Palatinol M; Repeftal; Solvanom; Solvarone; Unimoll DM; DMP (CAS: 131-11-3)
Code: JC-BB686 CAS: 131-11-3 Chemical Formula: C10H10O4 Molecular Weight: 194.19 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock ; Contact: sales@drjcrbio.com Application: Manufacturer of Dimethy Phthalate; 1,2-Benzenedicarboxylic Acid 1,2-Dimethyl Ester; Avolin; DMF; DMP; Dimethyl 1,2-Benzenedicarboxylate; Dimethyl o-Phthalate; Dimethyl Phthalate; Fermine; Mipax; NSC 15398; NTM; Palatinol M; Repeftal; Solvanom; Solvarone; Unimoll DM; DMP (CAS: 131-11-3) is useful as reference Impurity standard. 
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Product Name : N-Isopropylidene N- phenyl hydrazine ;1-Phenyl-2-(propan-2-ylidene)hydrazine-1-carboxamide |5877-04-3
Code: JC-BB685 CAS: 5877-04-3 Chemical Formula: C10H13N3O Molecular Weight: 191.23 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: N-Isopropylidene N- phenyl hydrazine ;1-Phenyl-2-(propan-2-ylidene)hydrazine-1-carboxamide |5877-04-3 is useful as reference Impurity standard. 
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Product Name : N-Methylene-N-phenyl hydrazine ;1-Methylene-2-phenylhydrazine |6228-40-6
Code: JC-BB684 CAS: 6228-40-6 Chemical Formula: C7H8N2 Molecular Weight: 120.1518 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: N-Methylene-N-phenyl hydrazine ;1-Methylene-2-phenylhydrazine |6228-40-6 is useful as reference Impurity standard. 
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Product Name : 5-(Phenyl-Hydrazono)-pentane-1,2,3,4-Tetrol ;(2R,3S,4R,E)-5-(2-phenylhydrazono)pentane-1,2,3,4-tetraol; D-Arabinose Phenylhydrazone (CAS: 28767-74-0)
Code: JC-BB683 CAS: 28767-74-0 Chemical Formula: C11H16N2O4 Molecular Weight: 240.26 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock ; Contact: sales@drjcrbio.com Application: Manufacturer of 5-(Phenyl-Hydrazono)-pentane-1,2,3,4-Tetrol ;(2R,3S,4R,E)-5-(2-phenylhydrazono)pentane-1,2,3,4-tetraol; D-Arabinose Phenylhydrazone (CAS: 28767-74-0) 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 : 5-Deoxy 2, 3-isopropylidene-L-ribose.; |124928-70-7
Code: JC-BB682 CAS: 124928-70-7 Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-Deoxy 2, 3-isopropylidene-L-ribose.; |124928-70-7 is useful as reference Impurity standard. 
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Product Name : 6-Deoxy 3,4-isopropylidene-L-allitol. ;(R)-1-((4R,5S)-5-((S)-1-hydroxyethyl)-2,2-dimethyl-1,3-dioxolan-4-yl)ethane-1,2-diol |105617-51-4
Code: JC-BB681 CAS: 105617-51-4 Chemical Formula: C9H18O5 Molecular Weight: 206.20 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 6-Deoxy 3,4-isopropylidene-L-allitol. ;(R)-1-((4R,5S)-5-((S)-1-hydroxyethyl)-2,2-dimethyl-1,3-dioxolan-4-yl)ethane-1,2-diol |105617-51-4 is useful as reference Impurity standard.
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Product Name : 2, 3-isopropylidene-D-ribose. ;(4R,5R)-5-((R)-1,2-Dihydroxyethyl)-2,2-dimethyl-1,3-dioxolane-4-carbaldehyde, |13199-25-2
Code: JC-BB680 CAS: 13199-25-2 Chemical Formula: C8H14O5 Molecular Weight: 190.19 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2, 3-isopropylidene-D-ribose. ;(4R,5R)-5-((R)-1,2-Dihydroxyethyl)-2,2-dimethyl-1,3-dioxolane-4-carbaldehyde, |13199-25-2 is useful as reference Impurity standard. 
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Product Name : 1-Bromoethyl Acetate ;(RS)-1-Acetoxyethyl Bromide; 1-Acetoxyethyl Bromide; α-Bromoethyl Acetate; Theophylline |40258-78-4″
Code: JC-BB679 CAS: 40258-78-4 Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 1-Bromoethyl Acetate ;(RS)-1-Acetoxyethyl Bromide; 1-Acetoxyethyl Bromide; α-Bromoethyl Acetate; Theophylline |40258-78-4"is useful as reference Impurity standard. 
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Product Name : 5-(BROMOMETHYL)-4,6-DICHLORO-2-METHYLPYRIMIDINE ; 5-(BroMoMethyl)-4,6-dichloro-2-MethylpyriMidine | 1780-34-3
Code: JC-BB678 CAS: 1780-34-3 Chemical Formula: C6H5BrCl2N2 Molecular Weight: 255.93 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-(BROMOMETHYL)-4,6-DICHLORO-2-METHYLPYRIMIDINE ; 5-(BroMoMethyl)-4,6-dichloro-2-MethylpyriMidine | 1780-34-3is useful as reference Impurity standard. 
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Product Name : 5-(BROMOMETHYL)-4,6-DICHLOROPYRIMIDINE ; 5-(Bromomethyl)-4,6-dichloropyrimidine | 1260654-13-4
Code: JC-BB677 CAS: 1260654-13-4 Chemical Formula: C₅H₃N₂Cl₂Br Molecular Weight: 241.90 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-(BROMOMETHYL)-4,6-DICHLOROPYRIMIDINE ; 5-(Bromomethyl)-4,6-dichloropyrimidine | 1260654-13-4is useful as reference Impurity standard. 
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Product Name : (R)-2-Amino-3-(thiophen-2-yl)propanoic acid; 3-(2-Thienyl)-D-alanine ; D-2-Thienylalanine | 62561-76-6
Code: JC-BB676 CAS: 62561-76-6 Chemical Formula: C7H9NO2S Molecular Weight: 171.22 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: (R)-2-Amino-3-(thiophen-2-yl)propanoic acid; 3-(2-Thienyl)-D-alanine ; D-2-Thienylalanine | 62561-76-6is useful as reference Impurity standard. 
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Product Name : 5-Hydroxyquinolin-2(1H)-one ; 5-Hydroxy-2(1H)-quinolone; 5-Hydroxycarbostyril; 5-Hydroxyquinolin-2(1H)-one; 31570-97-5
Code: JC-BB675 CAS: 31570-97-5 Chemical Formula: C9H7NO2 Molecular Weight: 161.16 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-Hydroxyquinolin-2(1H)-one ; 5-Hydroxy-2(1H)-quinolone; 5-Hydroxycarbostyril; 5-Hydroxyquinolin-2(1H)-one; 31570-97-5 is useful as reference Impurity standard. 
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Product Name : ALPHA GLYCERYL PHOSPHORYLCHOLINE RS ; sn-Glycero-3-phosphocholine| 28319-77-9
Code: JC-BB674 CAS: 28319-77-9 Chemical Formula: C₈H₂₀NO₆P Molecular Weight: 257.22 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: ALPHA GLYCERYL PHOSPHORYLCHOLINE RS ; sn-Glycero-3-phosphocholine| 28319-77-9is useful as reference Impurity standard. 
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Product Name : Benzaldehyde ; Bitter almond, Benzaldehyde (CAS: 100-52-7)
Code: JC-BB673 CAS: 100-52-7 Chemical Formula: C6H5CHO Molecular Weight: 106.12 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status:Limited Stock ; Contact: sales@drjcrbio.com Application: Manufacturer of Benzaldehyde ; Bitter almond, Benzaldehyde (CAS: 100-52-7)is useful as reference Impurity standard. 
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Product Name : 1-Chlorophthalazine(or)Hydralazine impurity A ; 1-Chloro-phthalazine | 5784-45-2
Code: JC-BB672 CAS: 5784-45-2 Chemical Formula: C₈H₅ClN₂ Molecular Weight: 164.59 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 1-Chlorophthalazine(or)Hydralazine impurity A ; 1-Chloro-phthalazine | 5784-45-2is useful as reference Impurity standard. 
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Product Name : HYDRAZINE SULPHATE ;HS; Hydrazine Monosulfate; Hydrazinium Sulfate | 10034-93-2
Code: JC-BB671 CAS: 10034-93-2 Chemical Formula: H6N2O4S Molecular Weight: 130.12 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: HYDRAZINE SULPHATE ;HS; Hydrazine Monosulfate; Hydrazinium Sulfate | 10034-93-2is useful as reference Impurity standard. 
