Building Blocks

1735 Results Found

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Building Blocks (Aliphatic/Aromatic/Heterocyclic/Carbohydrates)

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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.
    5-Bromo 2-methyl Benzoic acid ; :2-Methyl-5-bromobenzoic acid | 79669-49-1
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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.
    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)
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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.
    4-Chloropheyl Urea ; N-(4-Chlorophenyl)urea; (p-Chlorophenyl)urea; 1-(4-Chlorophenyl)urea; 3-(p-Chlorophenyl)urea; 4-Chlorophenylurea | 140-38-5
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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.
    2,6-Diaminopyridine ;2,6-Diaminopyridine | 141-86-6
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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.
    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
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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.
    (3S)-1-Benzylpyrrolidin-3-ol ;  (S)-1-Benzylpyrrolidin-3-ol; (3S)-1-Benzylpyrrolidin-3-ol | 101385-90-4
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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.
    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
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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
    Status: Limited Stock; Contact: sales@drjcrbio.com
    Application: Methyl Salicylate ; 2-Hydroxybenzoic acid methyl ester, Methyl 2-hydroxybenzoate, Oil of wintergreen, Wintergreen oil | 119-36-8is useful as reference Impurity standard.  Note: The compounds strictly supplied only for R&D /AR&D purpose, not for human/animal consumption.
    Methyl Salicylate ; 2-Hydroxybenzoic acid methyl ester, Methyl 2-hydroxybenzoate, Oil of wintergreen, Wintergreen oil | 119-36-8
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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
    Status: Limited Stock; Contact: sales@drjcrbio.com
    Application: Ethyl Salicylate ; Ethyl 2-hydroxybenzoate | 118-61-6 is useful as reference Impurity standard.  Note: The compounds strictly supplied only for R&D /AR&D purpose, not for human/animal consumption.
    Ethyl Salicylate ; Ethyl 2-hydroxybenzoate | 118-61-6
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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
    Status: Limited Stock; Contact: sales@drjcrbio.com
    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.  Note: The compounds strictly supplied only for R&D /AR&D purpose, not for human/animal consumption.
    Isopropyl salicylate ; :isopropyl Ester Salicylic Acid; 2-Hydroxybenzoic Acid Isopropyl Ester; Isopropyl o-Hydroxybenzoate; Isopropyl 2-Hydroxybenzoate |607-85-2
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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.
    4-AZIDOBENZOIC ACID; p-Azido-benzoic Acid; 4-Azidobenzoic acid; 4-Carboxyphenyl Azide; |6427-66-3
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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.
    Butanoic acid; Butyric acid | 107-92-6
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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
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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
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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.
    Mercaptopurine working standard ; 6-Mercaptopurine monohydrate, 6-Purinethiol, 6-Thiohypoxanthine |6112-76-1
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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.
    3-5-Dimethylphenol ; 5-Hydroxy-m-xylene, sym.-m-Xylenol | 108-68-9
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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
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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.
    P-TOLUENE SULFONIC ACID IMPURITY; P-Toluene sulfonic acid   (CAS: 6192-52-5)
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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.
    3,4-Dichlorothiophene-2-carboxylic acid |3,4-Dichlorothiophene-2-carboxylic acid | 61209-02-7
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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.
    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
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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.
    Methylthioadenosine (MTA) Impurity ; 5'-S-Methyl-5'-Thioadenosine | 2457-80-9
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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.
    Adenine (ADN) Impurity | 1H-purin-6-amine, | 73-24-5
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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.
    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
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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.
    N,N-Diethyl-2-cyanoacetoamide ; 2-Cyano-N,N-diethylacetamide, N,N-Diethylcyanoacetamide | 26391-06-0
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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.
    Propyl parahydoxy benzoate RS/WS ; 4-Hydroxybenzoic acid propyl ester, Propyl 4-hydroxybenzoate, Propyl paraben |  94-13-3
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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.
    Succinic acid ; Butanedioic acid | 110-15-6
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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 (CAS: 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
    Status: Limited Stock ; Contact: sales@drjcrbio.com
    Application:  Manufacturer of 3-Dimethylamino-1-propyl chloride hydrochloride; 3-Chloro-N,N-dimethylpropylamine hydrochloride; N,N-Dimethyl(3-chloropropyl)amine hydrochloride (CAS: 5407-04-5) is useful as reference Impurity standard.
    3-Dimethylamino-1-propyl chloride hydrochloride; 3-Chloro-N,N-dimethylpropylamine hydrochloride; N,N-Dimethyl(3-chloropropyl)amine hydrochloride (CAS: 5407-04-5)
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    Product Name : Poly(4-vinylpyridine) [average Mw ~60,000] | 4-Vinylpyridine homopolymer, 4-Vinylpyridine polymer, Poly(4-pyridylethylene), Poly(p -vinylpyridine) | 25232-41-1

    Code: JC-BB562
    CAS: 25232-41-1
    Chemical Formula: 
    Molecular Weight:
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Poly(4-vinylpyridine) [average Mw ~60,000] | 4-Vinylpyridine homopolymer, 4-Vinylpyridine polymer, Poly(4-pyridylethylene), Poly(p -vinylpyridine) | 25232-41-1is useful as reference Impurity standard.
    Poly(4-vinylpyridine)  [average Mw ~60,000] | 4-Vinylpyridine homopolymer, 4-Vinylpyridine polymer, Poly(4-pyridylethylene), Poly(p -vinylpyridine) | 25232-41-1
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    Product Name : benzyl ((3S,3aS,6aS)-5-oxohexahydrofuro[3,2-b]furan-3-yl)carbamate |

    Code: JC-BB561
    CAS: NA
    Chemical Formula:  C14H15NO5
    Molecular Weight: 277.28
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: benzyl ((3S,3aS,6aS)-5-oxohexahydrofuro[3,2-b]furan-3-yl)carbamate | is useful as reference Impurity standard.
    benzyl ((3S,3aS,6aS)-5-oxohexahydrofuro[3,2-b]furan-3-yl)carbamate |
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    Product Name : benzyl (S)-2,2-dimethyl-4-((R)-5-oxo-2,5-dihydrofuran-2-yl)oxazolidine-3-carboxylate |

    Code: JC-BB560
    CAS: NA
    Chemical Formula: C17H19NO5
    Molecular Weight: 317.34
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: benzyl (S)-2,2-dimethyl-4-((R)-5-oxo-2,5-dihydrofuran-2-yl)oxazolidine-3-carboxylate | is useful as reference Impurity standard.
    benzyl (S)-2,2-dimethyl-4-((R)-5-oxo-2,5-dihydrofuran-2-yl)oxazolidine-3-carboxylate |
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    Product Name : ((5-bromo-2-chlorophenyl)(4-ethoxyphenyl) methanone, | 333361-49-2

    Code: JC-BB559
    CAS: 333361-49-2
    Chemical Formula: C₁₄H₁₀BrClO₂
    Molecular Weight: 325.28
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: ((5-bromo-2-chlorophenyl)(4-ethoxyphenyl) methanone, | 333361-49-2is useful as reference Impurity standard.
    ((5-bromo-2-chlorophenyl)(4-ethoxyphenyl) methanone, | 333361-49-2
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    Product Name : 4-Chloro-4-fluorobutyrophenone | 3874-54-2

    Code: JC-BB558
    CAS: 3874-54-2
    Chemical Formula: C10H10ClFO
    Molecular Weight: 200.64
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 4-Chloro-4-fluorobutyrophenone | 3874-54-2is useful as reference Impurity standard.
    4-Chloro-4-fluorobutyrophenone | 3874-54-2
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    Product Name : Benzene-1,2,4-triol ; Hydroxyhydroquinone | 533-73-3

    Code: JC-BB557
    CAS: 533-73-3
    Chemical Formula: C6H3(OH)3
    Molecular Weight: 126.11
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Benzene-1,2,4-triol ; Hydroxyhydroquinone | 533-73-3is useful as reference Impurity standard.
    Benzene-1,2,4-triol ; Hydroxyhydroquinone  | 533-73-3