Building Blocks

1618 Results Found

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Building Blocks (Aliphatic/Aromatic/Heterocyclic/Carbohydrates)

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    Product Name : 4-chloronitro benzene ; 1-Chloro-4-nitrobenzene | 100-00-5

    Code: JC-BB214
    CAS:  100-00-5
    Chemical Formula:C6H4ClNO2
    Molecular Weight: 157.55
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:4-chloronitro benzene ; 1-Chloro-4-nitrobenzene | 100-00-5 is useful as reference Impurity standard.
    4-chloronitro benzene ; 1-Chloro-4-nitrobenzene |  100-00-5
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    Product Name : Methane Sulfonyl Chloride | 124-63-0

    Code: JC-BB213
    CAS: 124-63-0
    Chemical Formula:CH3ClO2S
    Molecular Weight:114.55
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:Methane Sulfonyl Chloride | 124-63-0 is useful as reference Impurity standard.
    Methane Sulfonyl Chloride | 124-63-0
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    Product Name : JC-BB212

    Code: JC-BB212
    CAS: 
    Chemical Formula:
    Molecular Weight:
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: is useful as reference Impurity standard.
    JC-BB212
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    Product Name : N-Butyl-N-(3-chloropropyl)butan-1-amine ; (3-Chloropropyl)dibutylamine; 1-Chloro-3-dibutylaminopropane | 36421-15-5

    Code: JC-BB211
    CAS: 36421-15-5
    Chemical Formula:C11H24ClN
    Molecular Weight: 205.77
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:N-Butyl-N-(3-chloropropyl)butan-1-amine ; (3-Chloropropyl)dibutylamine; 1-Chloro-3-dibutylaminopropane | 36421-15-5 is useful as reference Impurity standard.
    N-Butyl-N-(3-chloropropyl)butan-1-amine ;  (3-Chloropropyl)dibutylamine; 1-Chloro-3-dibutylaminopropane | 36421-15-5
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    Product Name : Fluorometholone ; 11β,17α-Dihydroxy-9-fluoro-6-methyl-1,4-pregnadiene-3,20-dione | 426-13-1

    Code: JC-BB210
    CAS: 426-13-1
    Chemical Formula:C22H29FO4
    Molecular Weight:376.46
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Fluorometholone ; 11β,17α-Dihydroxy-9-fluoro-6-methyl-1,4-pregnadiene-3,20-dione | 426-13-1is useful as reference Impurity standard.
    Fluorometholone ; 11β,17α-Dihydroxy-9-fluoro-6-methyl-1,4-pregnadiene-3,20-dione | 426-13-1
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    Product Name : Oleonolic Acid | 508-02-1

    Code: JC-BB209
    CAS: 508-02-1
    Chemical Formula:C30H48O3
    Molecular Weight:456.70
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Oleonolic Acid | 508-02-1is useful as reference Impurity standard.
    Oleonolic Acid | 508-02-1
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    Product Name : NDGA | 2020-11-15

    Code: JC-BB208
    CAS: 2020-11-15
    Chemical Formula:C18H22O4
    Molecular Weight:302.370
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:NDGA | 2020-11-15 is useful as reference Impurity standard.
    NDGA | 2020-11-15
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    Product Name : Methylisothiazolinone ; 2-Methyl-3(2H)-isothiazolone | 2682-20-4

    Code: JC-BB207
    CAS:  2682-20-4
    Chemical Formula:C4H5NOS
    Molecular Weight: 115.15
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Methylisothiazolinone ; 2-Methyl-3(2H)-isothiazolone | 2682-20-4is useful as reference Impurity standard.
    Methylisothiazolinone ; 2-Methyl-3(2H)-isothiazolone |  2682-20-4
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    Product Name : Biotnyl GHK | 299157-54-3

    Code: JC-BB206
    CAS: 299157-54-3
    Chemical Formula:C24H38N8O6S
    Molecular Weight:566.67
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:Biotnyl GHK | 299157-54-3 is useful as reference Impurity standard.
    Biotnyl GHK | 299157-54-3
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    Product Name : Apigenin ; 5,7-Dihydroxy-2-(4-hydroxyphenyl)-4H-1-benzopyran-4-one; 4′,5,7-Trihydroxyflavone; Pelargidenon 1449; | 520-36-5

    Code: JC-BB205
    CAS: 520-36-5
    Chemical Formula: C15H10O5
    Molecular Weight:270.24
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:Apigenin ; 5,7-Dihydroxy-2-(4-hydroxyphenyl)-4H-1-benzopyran-4-one; 4',5,7-Trihydroxyflavone; Pelargidenon 1449; | 520-36-5 is useful as reference Impurity standard.
    Apigenin ; 5,7-Dihydroxy-2-(4-hydroxyphenyl)-4H-1-benzopyran-4-one; 4',5,7-Trihydroxyflavone; Pelargidenon 1449; | 520-36-5
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    Product Name : Erythrosine ; Erythrosine B (C.I. 45430) | 16423-68-0

    Code: JC-BB204
    CAS: 16423-68-0
    Chemical Formula:C20H6I4Na2O5
    Molecular Weight:879.86
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Erythrosine ; Erythrosine B (C.I. 45430) | 16423-68-0is useful as reference Impurity standard.
    Erythrosine ; Erythrosine B (C.I. 45430) | 16423-68-0
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    Product Name : 4-Nitrobenzenesulfonyl chloride | 98-74-8

    Code: JC-BB203
    CAS: 98-74-8
    Chemical Formula:C6H4ClNO4S
    Molecular Weight:221.62
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:4-Nitrobenzenesulfonyl chloride | 98-74-8 is useful as reference Impurity standard.
    4-Nitrobenzenesulfonyl chloride | 98-74-8
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    Product Name : 3-Chloro-4-nitrophenol ; Phenol, 3-chloro-4-nitro-;2-Chloro-4-hydroxynitrobenzene | 491-11-2

    Code: JC-BB202
    CAS: 491-11-2
    Chemical Formula:C6H4ClNO3
    Molecular Weight:173.55
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 3-Chloro-4-nitrophenol ; Phenol, 3-chloro-4-nitro-;2-Chloro-4-hydroxynitrobenzene | 491-11-2is useful as reference Impurity standard.
    3-Chloro-4-nitrophenol ; Phenol, 3-chloro-4-nitro-;2-Chloro-4-hydroxynitrobenzene | 491-11-2
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    Product Name : 1-(2-Amino-5-bromophenyl)ethanone | 29124-56-9

    Code: JC-BB201
    CAS:  29124-56-9
    Chemical Formula:C8H8BrNO
    Molecular Weight: 214.06
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:1-(2-Amino-5-bromophenyl)ethanone | 29124-56-9 is useful as reference Impurity standard.
    1-(2-Amino-5-bromophenyl)ethanone |  29124-56-9
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    Product Name : USED FOR 1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione (theophylline) ;

    Code: JC-BB200
    CAS: 
    Chemical Formula:
    Molecular Weight:
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:USED FOR 1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione (theophylline) ; is useful as reference Impurity standard.
    USED FOR 1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione (theophylline) ;
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    Product Name : Ethyl-4-chloro acetoacetate | 638-07-3

    Code: JC-BB199
    CAS: 638-07-3
    Chemical Formula:C6H9ClO3
    Molecular Weight: 164.59
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Ethyl-4-chloro acetoacetate | 638-07-3is useful as reference Impurity standard.
    Ethyl-4-chloro acetoacetate | 638-07-3
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    Product Name : tert Butyl-(3R,5S)-6 chloro-3,5 dihydrox ; (3R,5S)-6-Chloro-3,5-dihydroxy-,Hexanoic Acid 1,1-dimethylethyl Ester, | 154026-93-4

    Code: JC-BB198
    CAS: 154026-93-4
    Chemical Formula:C10H19ClO4
    Molecular Weight: 238.71
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:tert Butyl-(3R,5S)-6 chloro-3,5 dihydrox ; (3R,5S)-6-Chloro-3,5-dihydroxy-,Hexanoic Acid 1,1-dimethylethyl Ester, | 154026-93-4 is useful as reference Impurity standard.
    tert Butyl-(3R,5S)-6 chloro-3,5 dihydrox ; (3R,5S)-6-Chloro-3,5-dihydroxy-,Hexanoic Acid 1,1-dimethylethyl Ester, | 154026-93-4
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    Product Name : tert. Butyl 2-[(4R,6S)-6-(acetoxymethyl) ; tert-butyl (4r-cis)-6-[(acetyloxy)methyl]-2,2-dimethyl-1,3-dioxane-4-acetate (4r-Cis)6[(Acetyloxymethyl)]-2,2-Dimethyl-1,3-Dimethyl-1,3-Dioxane-4-Acetic Acid, 1,1-Dimethylethyl Ester 2-[(4R,6S)-6-(Acetoxymethyl)-2,2-dimethyl-1,3-dioxan-4-yl]acetic acid tert-buthyl ester | 154026-95-6

    Code: JC-BB197
    CAS: 154026-95-6
    Chemical Formula:C15H26O6
    Molecular Weight:302.36
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:tert. Butyl 2-[(4R,6S)-6-(acetoxymethyl) ; tert-butyl (4r-cis)-6-[(acetyloxy)methyl]-2,2-dimethyl-1,3-dioxane-4-acetate (4r-Cis)6[(Acetyloxymethyl)]-2,2-Dimethyl-1,3-Dimethyl-1,3-Dioxane-4-Acetic Acid, 1,1-Dimethylethyl Ester 2-[(4R,6S)-6-(Acetoxymethyl)-2,2-dimethyl-1,3-dioxan-4-yl]acetic acid tert-buthyl ester | 154026-95-6 is useful as reference Impurity standard.
    tert. Butyl 2-[(4R,6S)-6-(acetoxymethyl) ; tert-butyl (4r-cis)-6-[(acetyloxy)methyl]-2,2-dimethyl-1,3-dioxane-4-acetate (4r-Cis)6[(Acetyloxymethyl)]-2,2-Dimethyl-1,3-Dimethyl-1,3-Dioxane-4-Acetic Acid, 1,1-Dimethylethyl Ester 2-[(4R,6S)-6-(Acetoxymethyl)-2,2-dimethyl-1,3-dioxan-4-yl]acetic acid tert-buthyl ester | 154026-95-6
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    Product Name : tetra butyl ammonium hydroxide | 2052-49-5

    Code: JC-BB196
    CAS:  2052-49-5
    Chemical Formula:C16H37NO
    Molecular Weight:259.47
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:tetra butyl ammonium hydroxide | 2052-49-5 is useful as reference Impurity standard.
    tetra butyl ammonium hydroxide |  2052-49-5
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    Product Name : tetra butyl ammonium acetate |10534-59-5

    Code: JC-BB195
    CAS: 10534-59-5
    Chemical Formula:C18H39NO2
    Molecular Weight:301.52
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:tetra butyl ammonium acetate |10534-59-5 is useful as reference Impurity standard.
    tetra butyl ammonium acetate |10534-59-5
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    Product Name : tert. Butyl 2-[(4S,6S)-6-(chloromethyl)-2,2-dimethyl-1,3-dioxan-4-yl acetate ; tert-Butyl 2-((4S,6S)-6-(chloromethyl(02,2-1,3-dioxan-4-yl)acetate Rosuvastatin Related Compound 7 Rosuvastatin Impurity 95 1,3-Dioxane-4-acetic acid, 6-(chloromethyl)-2,2-dimethyl-, 1,1-dimethylethyl ester, (4S,6S)- | 521974-00-5

    Code: JC-BB194
    CAS: 521974-00-5
    Chemical Formula:C13H23ClO4
    Molecular Weight:278.77
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: tert. Butyl 2-[(4S,6S)-6-(chloromethyl)-2,2-dimethyl-1,3-dioxan-4-yl acetate ; tert-Butyl 2-((4S,6S)-6-(chloromethyl(02,2-1,3-dioxan-4-yl)acetate Rosuvastatin Related Compound 7 Rosuvastatin Impurity 95 1,3-Dioxane-4-acetic acid, 6-(chloromethyl)-2,2-dimethyl-, 1,1-dimethylethyl ester, (4S,6S)- | 521974-00-5 is useful as reference Impurity standard.
    tert. Butyl 2-[(4S,6S)-6-(chloromethyl)-2,2-dimethyl-1,3-dioxan-4-yl acetate ; tert-Butyl 2-((4S,6S)-6-(chloromethyl(02,2-1,3-dioxan-4-yl)acetate Rosuvastatin Related Compound 7 Rosuvastatin Impurity 95 1,3-Dioxane-4-acetic acid, 6-(chloromethyl)-2,2-dimethyl-, 1,1-dimethylethyl ester, (4S,6S)- | 521974-00-5
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    Product Name : tert. Butyl 2-[(4R,6S)-6-(chloromethyl)-2,2-dimethyl-1,3-dioxan-4-yl acetate | 154026-94-5

    Code: JC-BB193
    CAS: 154026-94-5
    Chemical Formula:C13H23ClO4
    Molecular Weight: 278.77
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:tert. Butyl 2-[(4R,6S)-6-(chloromethyl)-2,2-dimethyl-1,3-dioxan-4-yl acetate | 154026-94-5 is useful as reference Impurity standard.
    tert. Butyl 2-[(4R,6S)-6-(chloromethyl)-2,2-dimethyl-1,3-dioxan-4-yl acetate | 154026-94-5
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    Product Name : tert.Butyl.6-chloro-5-hydroxy-3-oxohexan ; tert-Butyl (S)-6-chloro-5-hydroxy-3-oxocaproate |154026-92-3

    Code: JC-BB192
    CAS: 154026-92-3
    Chemical Formula:C10H17ClO4
    Molecular Weight: 236.69
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:tert.Butyl.6-chloro-5-hydroxy-3-oxohexan ; tert-Butyl (S)-6-chloro-5-hydroxy-3-oxocaproate |154026-92-3 is useful as reference Impurity standard.
    tert.Butyl.6-chloro-5-hydroxy-3-oxohexan ; tert-Butyl (S)-6-chloro-5-hydroxy-3-oxocaproate |154026-92-3
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    Product Name : Ethyl-(R)-4 chloro-3-hydroxy-Butyrarte ;(+)-Ethyl 4-Chloro-3-hydroxybutyrate; (R)-4-Chloro-3-hydroxybutanoic Acid Ethyl Ester; (R)-Ethyl 4-Chloro-3-hydroxybutanoate; (R)-Ethyl 4-chloro-3-hydroxyl butanoate; Ethyl (R)-4-Chloro-3-hydroxybutyrate; Ethyl (R)-γ-chloro-β-hydroxybutyrate; | 90866-33-4

    Code: JC-BB191
    CAS: 90866-33-4
    Chemical Formula:C6H11ClO3
    Molecular Weight:166.6
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:Ethyl-(R)-4 chloro-3-hydroxy-Butyrarte ;(+)-Ethyl 4-Chloro-3-hydroxybutyrate; (R)-4-Chloro-3-hydroxybutanoic Acid Ethyl Ester; (R)-Ethyl 4-Chloro-3-hydroxybutanoate; (R)-Ethyl 4-chloro-3-hydroxyl butanoate; Ethyl (R)-4-Chloro-3-hydroxybutyrate; Ethyl (R)-γ-chloro-β-hydroxybutyrate; | 90866-33-4 is useful as reference Impurity standard.
    Ethyl-(R)-4 chloro-3-hydroxy-Butyrarte ;(+)-Ethyl 4-Chloro-3-hydroxybutyrate; (R)-4-Chloro-3-hydroxybutanoic Acid Ethyl Ester; (R)-Ethyl 4-Chloro-3-hydroxybutanoate; (R)-Ethyl 4-chloro-3-hydroxyl butanoate; Ethyl (R)-4-Chloro-3-hydroxybutyrate; Ethyl (R)-γ-chloro-β-hydroxybutyrate; | 90866-33-4
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    Product Name : Ethyl-(S)-4 chloro-3-hydroxy-Butyrarte | 86728-85-0

    Code: JC-BB190
    CAS:  86728-85-0
    Chemical Formula:C6H11ClO3
    Molecular Weight:166.6
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Ethyl-(S)-4 chloro-3-hydroxy-Butyrarte | 86728-85-0is useful as reference Impurity standard.
    Ethyl-(S)-4 chloro-3-hydroxy-Butyrarte | 86728-85-0
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    Product Name : 3-hydroxybenzaldehyde ;3-Formylphenol; NSC 3504; Roxatidine Impurity 3 | 100-83-4

    Code: JC-BB189
    CAS:  100-83-4
    Chemical Formula:C7H6O2
    Molecular Weight:122.12
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:3-hydroxybenzaldehyde ;3-Formylphenol; NSC 3504; Roxatidine Impurity 3 | 100-83-4 is useful as reference Impurity standard.
    3-hydroxybenzaldehyde ;3-Formylphenol; NSC 3504; Roxatidine Impurity 3  |  100-83-4
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    Product Name : Ethyl Methane sulphonate ; Ethyl mesylate, Methanesulfonic acid ethyl ester | 62-50-0

    Code: JC-BB188
    CAS:  62-50-0
    Chemical Formula:C3H8O3S
    Molecular Weight:124.16
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:Ethyl Methane sulphonate ; Ethyl mesylate, Methanesulfonic acid ethyl ester | 62-50-0 is useful as reference Impurity standard.
    Ethyl Methane sulphonate ; Ethyl mesylate, Methanesulfonic acid ethyl ester |  62-50-0
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    Product Name : 4-Cyano pyridine ;Isonicotinonitrile, Isonicotinic acid nitrile, 4-Cyanopyridine | 100-48-1

    Code: JC-BB186
    CAS: 100-48-1
    Chemical Formula:C6H4N2
    Molecular Weight:104.11
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: 4-Cyano pyridine ;Isonicotinonitrile, Isonicotinic acid nitrile, 4-Cyanopyridine | 100-48-1is useful as reference Impurity standard.
    4-Cyano pyridine ;Isonicotinonitrile, Isonicotinic acid nitrile, 4-Cyanopyridine | 100-48-1
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    Product Name : JC-BB185

    Code: JC-BB185
    CAS: 
    Chemical Formula:
    Molecular Weight:
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: is useful as reference Impurity standard.
    JC-BB185
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    Product Name : 3-Cyano pyridine ; 3-Pyridinecarbonitrile, 3-Cyanopyridine, Nicotinic acid nitrile, Nicotinonitrile | 100-54-9

    Code: JC-BB184
    CAS:  100-54-9
    Chemical Formula:C6H4N2
    Molecular Weight:104.11
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:3-Cyano pyridine ; 3-Pyridinecarbonitrile, 3-Cyanopyridine, Nicotinic acid nitrile, Nicotinonitrile | 100-54-9 is useful as reference Impurity standard.
    3-Cyano pyridine ; 3-Pyridinecarbonitrile, 3-Cyanopyridine, Nicotinic acid nitrile, Nicotinonitrile |  100-54-9
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    Product Name : Sodium 1-Octanesulfonate ; Octane-1-sulfonic acid sodium salt | 5324-84-5

    Code: JC-BB183
    CAS: 5324-84-5
    Chemical Formula:C8H17NaO3S
    Molecular Weight: 216.27
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:Sodium 1-Octanesulfonate ; Octane-1-sulfonic acid sodium salt | 5324-84-5 is useful as reference Impurity standard.
    Sodium 1-Octanesulfonate ; Octane-1-sulfonic acid sodium salt | 5324-84-5
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    Product Name : Propyl Paraben impurity C ; Ethyl Parahydroxy benzoate; ethyl 4-hydroxybenzoate | 120-47-8

    Code: JC-BB182
    CAS:  120-47-8
    Chemical Formula:C9H10O3
    Molecular Weight:166.17
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Propyl Paraben impurity C ; Ethyl Parahydroxy benzoate; ethyl 4-hydroxybenzoate | 120-47-8is useful as reference Impurity standard.
    Propyl Paraben impurity C ; Ethyl Parahydroxy benzoate; ethyl 4-hydroxybenzoate |  120-47-8
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    Product Name : Methyl paraben ; Methyl 4-hydroxybenzoate | 99-76-3

    Code: JC-BB181
    CAS: 99-76-3
    Chemical Formula:C8H8O3
    Molecular Weight: 152.15
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:Methyl paraben ; Methyl 4-hydroxybenzoate | 99-76-3 is useful as reference Impurity standard.
    Methyl paraben ; Methyl 4-hydroxybenzoate | 99-76-3