Building Blocks
1683 Results Found
Page 35 of 51
Building Blocks (Aliphatic/Aromatic/Heterocyclic/Carbohydrates)
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Product Name : Tinuvin 327; 2-(3,5-Di-tert-butyl-2-hydroxyphenyl)-5-chlorobenzotriazole; 5-Chloro-2-(3,5-di-tert-butyl-2-hydroxyphenyl)benzotriazole 2,4-Di-tert-butyl-6-(5-chloro-2-benzotriazolyl)phenol| 3864-99-1
Code: JC_BB595 CAS: 3864-99-1 Chemical Formula: C20H24ClN3O Molecular Weight: 357.88 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Tinuvin 327; 2-(3,5-Di-tert-butyl-2-hydroxyphenyl)-5-chlorobenzotriazole; 5-Chloro-2-(3,5-di-tert-butyl-2-hydroxyphenyl)benzotriazole 2,4-Di-tert-butyl-6-(5-chloro-2-benzotriazolyl)phenol| 3864-99-1is useful as reference Impurity standard. 
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Product Name : Pyridine-2-carboxaldehyde ; Picolinaldehyde| 1121-60-4
Code: JC-BB594 CAS: 1121-60-4 Chemical Formula: C6H5NO Molecular Weight: 107.11 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Pyridine-2-carboxaldehyde ; Picolinaldehyde| 1121-60-4is useful as reference Impurity standard. 
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Product Name : 2,4,6-tribromopyridine ; 2,4,6-tribromopyridine | 2408-70-0
Code: JC-BB593 CAS: 2408-70-0 Chemical Formula: C5H2Br3N Molecular Weight: 315.79 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2,4,6-tribromopyridine ; 2,4,6-tribromopyridine | 2408-70-0is useful as reference Impurity standard. 
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Product Name : 2-Cyano-N-[4-{trifluoromethyl}phenyl}acetamide ; 2-Cyano-N-[4-{trifluoromethyl}phenyl}acetamide; 2-cyano-N-[4-(trifluoromethyl)phenyl]acetamide | 24522-30-3
Code: JC-BB592 CAS: 24522-30-3 Chemical Formula: C10H7F3N2O Molecular Weight: 228.17 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-Cyano-N-[4-{trifluoromethyl}phenyl}acetamide ; 2-Cyano-N-[4-{trifluoromethyl}phenyl}acetamide; 2-cyano-N-[4-(trifluoromethyl)phenyl]acetamide | 24522-30-3is useful as reference Impurity standard. ![2-Cyano-N-[4-{trifluoromethyl}phenyl}acetamide ; 2-Cyano-N-[4-{trifluoromethyl}phenyl}acetamide; 2-cyano-N-[4-(trifluoromethyl)phenyl]acetamide | 24522-30-3](https://drjcrbio.com/wp-content/uploads/jcbb592.png)
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Product Name : N-acetyl-S-allylcysteine ; N-acetyl-S-allylcysteine; (R)-2-Acetamido-3-(allylthio)propanoic acid, | 23127-41-5
Code: JC-BB591 CAS: 23127-41-5 Chemical Formula: C₈H₁₃NO₃S Molecular Weight: 203.26 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: N-acetyl-S-allylcysteine ; N-acetyl-S-allylcysteine; (R)-2-Acetamido-3-(allylthio)propanoic acid, | 23127-41-5is useful as reference Impurity standard. 
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Product Name : Bromocyclopropane ;Cyclopropyl Bromide | 4333-56-6
Code: JC-BB590 CAS: 4333-56-6 Chemical Formula: C3H5Br Molecular Weight: 120.98 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Bromocyclopropane ;Cyclopropyl Bromide | 4333-56-6is useful as reference Impurity standard. 
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Product Name : 5-Bromo 2-methyl Benzoic acid ; :2-Methyl-5-bromobenzoic acid | 79669-49-1
Code: JC-BB589 CAS: 79669-49-1 Chemical Formula: C8H7BrO2 Molecular Weight: 215.05 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 5-Bromo 2-methyl Benzoic acid ; :2-Methyl-5-bromobenzoic acid | 79669-49-1is useful as reference Impurity standard. 
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Product Name : Phthalic acid Mono-2-ethylhexyl ester; Mono(2-ethylhexyl) Phthalate; 2-Ethylhexyl Hydrogen Phthalate; 1,2-Benzenedicarboxylic Acid Mono(2-ethylhexyl) Ester (CAS: 4376-20-9)
Code: JC-BB588 CAS: 4376-20-9 Chemical Formula: C16H22O4 Molecular Weight: 278.34 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock ; Contact: sales@drjcrbio.com Application: Manufacturer of Phthalic acid Mono-2-ethylhexyl ester; Mono(2-ethylhexyl) Phthalate; 2-Ethylhexyl Hydrogen Phthalate; 1,2-Benzenedicarboxylic Acid Mono(2-ethylhexyl) Ester (CAS: 4376-20-9) is useful as reference Impurity standard. 
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Product Name : 4-Chloropheyl Urea ; N-(4-Chlorophenyl)urea; (p-Chlorophenyl)urea; 1-(4-Chlorophenyl)urea; 3-(p-Chlorophenyl)urea; 4-Chlorophenylurea | 140-38-5
Code: JC-BB587 CAS: 140-38-5 Chemical Formula: C7H7ClN2O Molecular Weight: 170.60 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-Chloropheyl Urea ; N-(4-Chlorophenyl)urea; (p-Chlorophenyl)urea; 1-(4-Chlorophenyl)urea; 3-(p-Chlorophenyl)urea; 4-Chlorophenylurea | 140-38-5is useful as reference Impurity standard. 
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Product Name : 2,6-Diaminopyridine ;2,6-Diaminopyridine | 141-86-6
Code: JC-BB586 CAS: 141-86-6 Chemical Formula: C5H7N3 Molecular Weight: 109.13 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2,6-Diaminopyridine ;2,6-Diaminopyridine | 141-86-6 is useful as reference Impurity standard. 
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Product Name : Diethyl Isopropyl amine ; N,N-DIETHYL ISOPROPYL AMINE;2-PropanaMine,N,N-diethyl-;N,N-diethylpropan-2-amine;Lidocaine Impurity 12;N-Isopropyldiethylamine | 6006-15-1
Code: JC-BB585 CAS: 6006-15-1 Chemical Formula: C7H17N Molecular Weight: 115.22 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Diethyl Isopropyl amine ; N,N-DIETHYL ISOPROPYL AMINE;2-PropanaMine,N,N-diethyl-;N,N-diethylpropan-2-amine;Lidocaine Impurity 12;N-Isopropyldiethylamine | 6006-15-1 is useful as reference Impurity standard. 
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Product Name : (3S)-1-Benzylpyrrolidin-3-ol ; (S)-1-Benzylpyrrolidin-3-ol; (3S)-1-Benzylpyrrolidin-3-ol | 101385-90-4
Code: JC-BB584 CAS: 101385-90-4 Chemical Formula: C11H15NO Molecular Weight: 177.25 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: (3S)-1-Benzylpyrrolidin-3-ol ; (S)-1-Benzylpyrrolidin-3-ol; (3S)-1-Benzylpyrrolidin-3-ol | 101385-90-4 is useful as reference Impurity standard. 
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Product Name : Lactobionate acid ; Lactobionate acid; 4-O-β-D-Galactopyranosyl-D-gluconic acid; (2R,3R,4R,5R)-2,3,5,6-Tetrahydroxy-4-(((2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)hexanoic acid | 96-82-2
Code: JC-BB583 CAS: 96-82-2 Chemical Formula: C12H22O12 Molecular Weight: 358.30 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Lactobionate acid ; Lactobionate acid; 4-O-β-D-Galactopyranosyl-D-gluconic acid; (2R,3R,4R,5R)-2,3,5,6-Tetrahydroxy-4-(((2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)hexanoic acid | 96-82-2 is useful as reference Impurity standard. 
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Product Name : Methyl Salicylate ; 2-Hydroxybenzoic acid methyl ester, Methyl 2-hydroxybenzoate, Oil of wintergreen, Wintergreen oil | 119-36-8
Code: JC-BB582 CAS: 119-36-8 Chemical Formula: C8H8O3 Molecular Weight: 152.15 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Methyl Salicylate ; 2-Hydroxybenzoic acid methyl ester, Methyl 2-hydroxybenzoate, Oil of wintergreen, Wintergreen oil | 119-36-8is useful as reference Impurity standard. 
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Product Name : Ethyl Salicylate ; Ethyl 2-hydroxybenzoate | 118-61-6
Code: JC-BB581 CAS: 118-61-6 Chemical Formula: C9H10O3 Molecular Weight: 166.18 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Ethyl Salicylate ; Ethyl 2-hydroxybenzoate | 118-61-6 is useful as reference Impurity standard. 
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Product Name : Isopropyl salicylate ; :isopropyl Ester Salicylic Acid; 2-Hydroxybenzoic Acid Isopropyl Ester; Isopropyl o-Hydroxybenzoate; Isopropyl 2-Hydroxybenzoate |607-85-2
Code: JC-BB580 CAS: 607-85-2 Chemical Formula: C10H12O3 Molecular Weight: 180.20 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Isopropyl salicylate ; :isopropyl Ester Salicylic Acid; 2-Hydroxybenzoic Acid Isopropyl Ester; Isopropyl o-Hydroxybenzoate; Isopropyl 2-Hydroxybenzoate |607-85-2 is useful as reference Impurity standard. 
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Product Name : 4-AZIDOBENZOIC ACID; p-Azido-benzoic Acid; 4-Azidobenzoic acid; 4-Carboxyphenyl Azide; |6427-66-3
Code: JC-BB579 CAS: 6427-66-3 Chemical Formula: C7H5N3O2 Molecular Weight: 163.14 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-AZIDOBENZOIC ACID; p-Azido-benzoic Acid; 4-Azidobenzoic acid; 4-Carboxyphenyl Azide; |6427-66-3is useful as reference Impurity standard. 
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Product Name : Butanoic acid; Butyric acid | 107-92-6
Code: JC-BB578 CAS: 107-92-6 Chemical Formula: C4H8O2 Molecular Weight: 88.11 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Butanoic acid; Butyric acid | 107-92-6is useful as reference Impurity standard. 
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Product Name : N-Formylcytisine; (1R,5S)-1,5,6,8-Tetrahydro-8-oxo-1,5-methano-2H-pyrido[1,2-a][1,5]diazocine-3(4H)-carboxaldehyde; (1R)-1,5,6,8-Tetrahydro-8-oxo-1,5-methano-2H-pyrido[1,2-a][1,5]diazocine-3(4H)-carboxaldehyde; (-)-N-Formylcytisine | 53007-06-0
Code: JC-BB577 CAS: 53007-06-0 Chemical Formula: C12H14N2O2 Molecular Weight: 218.25 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: N-Formylcytisine; (1R,5S)-1,5,6,8-Tetrahydro-8-oxo-1,5-methano-2H-pyrido[1,2-a][1,5]diazocine-3(4H)-carboxaldehyde; (1R)-1,5,6,8-Tetrahydro-8-oxo-1,5-methano-2H-pyrido[1,2-a][1,5]diazocine-3(4H)-carboxaldehyde; (-)-N-Formylcytisine | 53007-06-0is useful as reference Impurity standard. ![N-Formylcytisine; (1R,5S)-1,5,6,8-Tetrahydro-8-oxo-1,5-methano-2H-pyrido[1,2-a][1,5]diazocine-3(4H)-carboxaldehyde; (1R)-1,5,6,8-Tetrahydro-8-oxo-1,5-methano-2H-pyrido[1,2-a][1,5]diazocine-3(4H)-carboxaldehyde; (-)-N-Formylcytisine | 53007-06-0](https://drjcrbio.com/wp-content/uploads/jcbb577.png)
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Product Name : N-methylcytisine ; (1R,5S)-1,2,3,4,5,6-Hexahydro-3-methyl-1,5-methano-8H-pyrido[1,2-a][1,5]diazocin-8-one; 12-Methyl-cytisine; Caulophyllin; Caulophylline;486-86-2
Code: JC-BB576 CAS: 486-86-2 Chemical Formula: C12H16N2O Molecular Weight: 204.27 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: N-methylcytisine ; (1R,5S)-1,2,3,4,5,6-Hexahydro-3-methyl-1,5-methano-8H-pyrido[1,2-a][1,5]diazocin-8-one; 12-Methyl-cytisine; Caulophyllin; Caulophylline;486-86-2is useful as reference Impurity standard. ![N-methylcytisine ; (1R,5S)-1,2,3,4,5,6-Hexahydro-3-methyl-1,5-methano-8H-pyrido[1,2-a][1,5]diazocin-8-one; 12-Methyl-cytisine; Caulophyllin; Caulophylline;486-86-2](https://drjcrbio.com/wp-content/uploads/jcbb576.png)
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Product Name : Mercaptopurine working standard ; 6-Mercaptopurine monohydrate, 6-Purinethiol, 6-Thiohypoxanthine |6112-76-1
Code: JC-BB575 CAS: 6112-76-1 Chemical Formula: C5H4N4S·H2O Molecular Weight: 170.20 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Mercaptopurine working standard ; 6-Mercaptopurine monohydrate, 6-Purinethiol, 6-Thiohypoxanthine |6112-76-1is useful as reference Impurity standard. 
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Product Name : 3-5-Dimethylphenol ; 5-Hydroxy-m-xylene, sym.-m-Xylenol | 108-68-9
Code: JC-BB574 CAS: 108-68-9 Chemical Formula: C8H10O Molecular Weight: 122.17 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3-5-Dimethylphenol ; 5-Hydroxy-m-xylene, sym.-m-Xylenol | 108-68-9 is useful as reference Impurity standard. 
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Product Name : OXCARBAZEPINE RELATED COMPOND E IMPURITY ; (10(11H)-Oxo-5Hdibenz[b,f]azepine) | 21737-58-6
Code: JC-BB573 CAS: 21737-58-6 Chemical Formula: C₁₄H₁₁NO Molecular Weight: 209.24 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: OXCARBAZEPINE RELATED COMPOND E IMPURITY ; (10(11H)-Oxo-5Hdibenz[b,f]azepine) | 21737-58-6is useful as reference Impurity standard. ![OXCARBAZEPINE RELATED COMPOND E IMPURITY ; (10(11H)-Oxo-5Hdibenz[b,f]azepine) | 21737-58-6](https://drjcrbio.com/wp-content/uploads/jcbb573.png)
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Product Name : P-TOLUENE SULFONIC ACID IMPURITY; P-Toluene sulfonic acid (CAS: 6192-52-5)
Code: JC-BB572 CAS: 6192-52-5 Chemical Formula: C7H8O3S·H2O Molecular Weight: 190.22 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited stock; Contact for availability sales@drjcrbio.com Application: Manufacturer of P-TOLUENE SULFONIC ACID IMPURITY; P-Toluene sulfonic acid (CAS: 6192-52-5) is useful as reference Impurity standard. 
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Product Name : 3,4-Dichlorothiophene-2-carboxylic acid |3,4-Dichlorothiophene-2-carboxylic acid | 61209-02-7
Code: JC-BB571 CAS: 61209-02-7 Chemical Formula: C5H2Cl2O2S Molecular Weight: 197.04 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3,4-Dichlorothiophene-2-carboxylic acid |3,4-Dichlorothiophene-2-carboxylic acid | 61209-02-7is useful as reference Impurity standard. 
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Product Name : S-Adenosyl-L-Homocysteine (SAH) Impurity ; 5′-Deoxy-S-adenosyl-L-homocysteine, AdoHcy, S-(5′-Adenosyl)-L-homocysteine, S-(5′-Deoxyadenosine-5′)-L-homocysteine | 979-92-0
Code: JC-BB570 CAS: 979-92-0 Chemical Formula: C14H20N6O5S Molecular Weight: 384.41 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: S-Adenosyl-L-Homocysteine (SAH) Impurity ; 5′-Deoxy-S-adenosyl-L-homocysteine, AdoHcy, S-(5′-Adenosyl)-L-homocysteine, S-(5′-Deoxyadenosine-5′)-L-homocysteine | 979-92-0is useful as reference Impurity standard. 
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Product Name : Methylthioadenosine (MTA) Impurity ; 5′-S-Methyl-5′-Thioadenosine | 2457-80-9
Code: JC-BB569 CAS: 2457-80-9 Chemical Formula: C11H15N5O3S Molecular Weight: 297.33 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Methylthioadenosine (MTA) Impurity ; 5'-S-Methyl-5'-Thioadenosine | 2457-80-9is useful as reference Impurity standard. 
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Product Name : Adenine (ADN) Impurity | 1H-purin-6-amine, | 73-24-5
Code: JC-BB568 CAS: 73-24-5 Chemical Formula: C5H5N5 Molecular Weight: 135.13 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Adenine (ADN) Impurity | 1H-purin-6-amine, | 73-24-5is useful as reference Impurity standard. 
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Product Name : 3-AMINO-1-BENZYLPIPERIDINE; (3R)-1-(Phenylmethyl)-3-piperidinamine; (3R)-1-Benzylpiperidin-3-amine; (R)-1-Benzyl-3-aminopiperidine; (R)-1-Benzylpiperidin-3-amine |168466-84-0
Code: JC-BB567 CAS: 168466-84-0 Chemical Formula: C12H18N2, Molecular Weight: 190.29 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3-AMINO-1-BENZYLPIPERIDINE; (3R)-1-(Phenylmethyl)-3-piperidinamine; (3R)-1-Benzylpiperidin-3-amine; (R)-1-Benzyl-3-aminopiperidine; (R)-1-Benzylpiperidin-3-amine |168466-84-0is useful as reference Impurity standard. 
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Product Name : N,N-Diethyl-2-cyanoacetoamide ; 2-Cyano-N,N-diethylacetamide, N,N-Diethylcyanoacetamide | 26391-06-0
Code: JC-BB566 CAS: 26391-06-0 Chemical Formula: C7H12N2O Molecular Weight: 140.18 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:N,N-Diethyl-2-cyanoacetoamide ; 2-Cyano-N,N-diethylacetamide, N,N-Diethylcyanoacetamide | 26391-06-0 is useful as reference Impurity standard. 
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Product Name : Propyl parahydoxy benzoate RS/WS ; 4-Hydroxybenzoic acid propyl ester, Propyl 4-hydroxybenzoate, Propyl paraben | 94-13-3
Code: JC-BB565 CAS: 94-13-3 Chemical Formula: C10H12O3 Molecular Weight: 180.20 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Propyl parahydoxy benzoate RS/WS ; 4-Hydroxybenzoic acid propyl ester, Propyl 4-hydroxybenzoate, Propyl paraben | 94-13-3is useful as reference Impurity standard. 
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Product Name : Succinic acid ; Butanedioic acid | 110-15-6
Code: JC-BB564 CAS: 110-15-6 Chemical Formula: C4H6O4 Molecular Weight: 118.09 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Succinic acid ; Butanedioic acid | 110-15-6is useful as reference Impurity standard. 
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Product Name : 3-Dimethylamino-1-propyl chloride hydrochloride ; 3-Chloro-N,N-dimethylpropylamine hydrochloride, N,N-Dimethyl(3-chloropropyl)amine hydrochloride | 5407-04-5
Code: JC-BB563 CAS: 5407-04-5 Chemical Formula: C5H12ClN·HCl Molecular Weight: 158.07 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3-Dimethylamino-1-propyl chloride hydrochloride ; 3-Chloro-N,N-dimethylpropylamine hydrochloride, N,N-Dimethyl(3-chloropropyl)amine hydrochloride | 5407-04-5is useful as reference Impurity standard. 
