Building Blocks

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Building Blocks (Aliphatic/Aromatic/Heterocyclic/Carbohydrates)

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    Product Name : isobutyl 1-methyl-2-phenylethylcarbamate/27822-62-4

    Code: JCBB1648
    CAS:27822-62-4
    Chemical Formula:C14H21NO2
    Molecular Weight:235.329
    Category: Building Blocks
    Literature:
    Application: isobutyl 1-methyl-2-phenylethylcarbamate/27822-62-4  is useful as reference Impurity standard
    isobutyl 1-methyl-2-phenylethylcarbamate/27822-62-4
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    Product Name : Lisdexamfetamine Urea Impurity;1,3-bis(1-phenylpropan-2-yl)urea;N,N-Bis(1-methyl-2-phenylethyl)-urea;Urea, N,N’-bis(1-methyl-2-phenylethyl)/4106-13-2

    Code: JCBB1647
    CAS:4106-13-2
    Chemical Formula:C19H24N2O
    Molecular Weight:296.41
    Category: Building Blocks
    Literature:
    Application: N,N'-bis(1-methyl-2-phenylethyl)/4106-13-2  is useful as reference Impurity standard
    Lisdexamfetamine Urea Impurity;1,3-bis(1-phenylpropan-2-yl)urea;N,N-Bis(1-methyl-2-phenylethyl)-urea;Urea, N,N'-bis(1-methyl-2-phenylethyl)/4106-13-2
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    Product Name : 3-Aminobenzonitrile/2237-30-1

    Code: JCBB1646
    CAS:2237-30-1
    Chemical Formula:C7H6N2
    Molecular Weight:118.14
    Category: Building Blocks
    Literature:
    Application: 3-Aminobenzonitrile/2237-30-1 is useful as reference Impurity standard
    3-Aminobenzonitrile/2237-30-1
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    Product Name : (S)-1-phenyl-3,4-dihydroisoquinoline-2(1H)-carbaldehyde/3093154-39-0

    Code: JCBB1645
    CAS:3093154-39-0
    Chemical Formula:C16H15NO
    Molecular Weight:237.30
    Category: Building Blocks
    Literature:
    Application: (S)-1-phenyl-3,4-dihydroisoquinoline-2(1H)-carbaldehyde/3093154-39-0 is useful as reference Impurity standard
    (S)-1-phenyl-3,4-dihydroisoquinoline-2(1H)-carbaldehyde/3093154-39-0
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    Product Name : 4,5,6,7-TETRAHYDROTHIENO[2,3-C]PYRIDINE HYDROCHLORIDE/28783-38-2

    Code: JCBB1644
    CAS:28783-38-2
    Chemical Formula:C7H10ClNS
    Molecular Weight:175.67
    Category: Building Blocks
    Literature:
    Application: 4,5,6,7-TETRAHYDROTHIENO[2,3-C]PYRIDINE HYDROCHLORIDE/28783-38-2 is useful as reference Impurity standard
    4,5,6,7-TETRAHYDROTHIENO[2,3-C]PYRIDINE HYDROCHLORIDE/28783-38-2
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    Product Name : 1H-Imidazolium, 1-(2-carboxyethyl)-3-(2,4,6-trimethylphenyl)-, chloride (1:1)/1311295-06-3

    Code: JCBB1643
    CAS:1311295-06-3
    Chemical Formula:C15H19ClN2O2
    Molecular Weight:294.78
    Category: Building Blocks
    Literature:
    Application: 1H-Imidazolium, 1-(2-carboxyethyl)-3-(2,4,6-trimethylphenyl)-, chloride (1:1)/1311295-06-3 is useful as reference Impurity standard
    1H-Imidazolium, 1-(2-carboxyethyl)-3-(2,4,6-trimethylphenyl)-, chloride (1:1)/1311295-06-3
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    Product Name : Dibutylethylenedioxystannane;2,2-dibutyl-1,3,2-dioxastannolane;1,3,2-Dioxastannolane, 2,2-dibutyl-;1,1-Dibutyl-1-stanna-2,5-dioxacyclopentane/3590-59-8

    Code: JCBB1642
    CAS:3590-59-8
    Chemical Formula:C10H22O2Sn
    Molecular Weight:292.99
    Category: Building Blocks
    Literature:
    Application:1,1-Dibutyl-1-stanna-2,5-dioxacyclopentane/3590-59-8tert-butyl (4-bromo-2-carbamoyl-1H-pyrrol-1-yl)carbamate/2568951-78-8 is useful as reference Impurity standard
    Dibutylethylenedioxystannane;2,2-dibutyl-1,3,2-dioxastannolane;1,3,2-Dioxastannolane, 2,2-dibutyl-;1,1-Dibutyl-1-stanna-2,5-dioxacyclopentane/3590-59-8
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    Product Name : tert-butyl (4-bromo-2-carbamoyl-1H-pyrrol-1-yl)carbamate/2568951-78-8

    Code: JCBB1641
    CAS:2568951-78-8
    Chemical Formula:C10H14BrN3O3
    Molecular Weight:304.14
    Category: Building Blocks
    Literature:
    Application:tert-butyl (4-bromo-2-carbamoyl-1H-pyrrol-1-yl)carbamate/2568951-78-8 is useful as reference Impurity standard
    tert-butyl (4-bromo-2-carbamoyl-1H-pyrrol-1-yl)carbamate/2568951-78-8
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    Product Name : tert-butyl (4-bromo-2-cyano-1H-pyrrol-1-yl)carbamate/937047-04-6

    Code: JCBB1640
    CAS:937047-04-6
    Chemical Formula:C10H12BrN3O2
    Molecular Weight:286.128
    Category: Building Blocks
    Literature:
    Application:tert-butyl (4-bromo-2-cyano-1H-pyrrol-1-yl)carbamate/937047-04-6 is useful as reference Impurity standard
    tert-butyl (4-bromo-2-cyano-1H-pyrrol-1-yl)carbamate/937047-04-6
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    Product Name : 4-Bromo-1-methylpyrazole/15803-02-8

    Code: JCBB1639
    CAS:15803-02-8
    Chemical Formula:C4H5BrN2
    Molecular Weight:161.00
    Category: Building Blocks
    Literature:
    Application:4-Bromo-1-methylpyrazole/15803-02-8 is useful as reference Impurity standard
    4-Bromo-1-methylpyrazole/15803-02-8
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    Product Name : (2-Fluoro-4-vinylphenyl)methanol;(2-Fluoro-4-vinylphenyl)methanol;Benzenemethanol, 4-ethenyl-2-fluoro/2915586-21-7

    Code: JCBB1638
    CAS:2915586-21-7
    Chemical Formula:C9H9FO
    Molecular Weight:152.17
    Category: Building Blocks
    Literature:
    Application: (2-Fluoro-4-vinylphenyl)methanol;Benzenemethanol, 4-ethenyl-2-fluoro/2915586-21-7 is useful as reference Impurity standard
    (2-Fluoro-4-vinylphenyl)methanol;(2-Fluoro-4-vinylphenyl)methanol;Benzenemethanol, 4-ethenyl-2-fluoro/2915586-21-7
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    Product Name : 1-(bromomethyl)-3-vinylbenzene;1-(bromomethyl)-3-ethenylbenzene;1-(bromomethyl)-3-ethenylbenzene/91041-76-8

    Code: JCBB1637
    CAS: 91041-76-8
    Chemical Formula:C9H9Br
    Molecular Weight:197.07176
    Category: Building Blocks
    Literature:
    Application: 1-(bromomethyl)-3-ethenylbenzene/91041-76-8 is useful as reference Impurity standard
    1-(bromomethyl)-3-vinylbenzene;1-(bromomethyl)-3-ethenylbenzene;1-(bromomethyl)-3-ethenylbenzene/91041-76-8
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    Product Name : Benzenemethanol, 4-ethenyl-2-methyl;2-methyl-4-vinylbenzyl alcohol;Benzenemethanol, 4-ethenyl-2-methyl/439151-46-9

    Code: JCBB1636
    CAS: 439151-46-9
    Chemical Formula:C10H12O
    Molecular Weight: 148.2
    Category: Building Blocks
    Literature:
    Application: Benzenemethanol, 4-ethenyl-2-methyl/439151-46-9 is useful as reference Impurity standard
    Benzenemethanol, 4-ethenyl-2-methyl;2-methyl-4-vinylbenzyl alcohol;Benzenemethanol, 4-ethenyl-2-methyl/439151-46-9
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    Product Name : 1,3-Dichloropropene (cis- and trans- mixture)/542-75-6

    Code: JCBB1635
    CAS: 542-75-6
    Chemical Formula:C3H4Cl2
    Molecular Weight: 110.97
    Category: Building Blocks
    Literature:
    Application:1,3-Dichloropropene (cis- and trans- mixture)/542-75-6 is useful as reference Impurity standard
    1,3-Dichloropropene (cis- and trans- mixture)/542-75-6
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    Product Name : Hydrazine Monohydrate (79%)/7803-57-8

    Code: JCBB1634
    CAS: 7803-57-8
    Chemical Formula:H4N2·H2O
    Molecular Weight:50.07
    Category: Building Blocks
    Literature:
    Application:Hydrazine Monohydrate (79%)/7803-57-8 is useful as reference Impurity standard
    Hydrazine Monohydrate (79%)/7803-57-8
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    Product Name : 1-Bromo-4-tert-butyl-2-nitrobenzene;4-Bromo-3-nitro-tert-butylbenzene;1-Bromo-4-tert-butyl-2-nitrobenzene;Benzene, 1-bromo-4-(1,1-dimethylethyl)-2-nitro/70729-05-4

    Code: JCBB1633
    CAS: 70729-05-4
    Chemical Formula:C10H12BrNO2
    Molecular Weight:258.11
    Category: Building Blocks
    Literature:
    Application:1-Bromo-4-tert-butyl-2-nitrobenzene/70729-05-4 is useful as reference Impurity standard
    1-Bromo-4-tert-butyl-2-nitrobenzene;4-Bromo-3-nitro-tert-butylbenzene;1-Bromo-4-tert-butyl-2-nitrobenzene;Benzene, 1-bromo-4-(1,1-dimethylethyl)-2-nitro/70729-05-4
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    Product Name : Irganox 1076;Octadecyl 3-(3,5-di-tert-butyl-4-hydroxyphenyl)propanoate/2082-79-3

    Code: JCBB1632
    CAS: 2082-79-3
    Chemical Formula:C35H62O3
    Molecular Weight:530.9
    Category: Building Blocks
    Literature:
    Application: Irganox 1076;Octadecyl 3-(3,5-di-tert-butyl-4-hydroxyphenyl)propanoate/2082-79-3 is useful as reference Impurity standard
    Irganox 1076;Octadecyl 3-(3,5-di-tert-butyl-4-hydroxyphenyl)propanoate/2082-79-3
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    Product Name : o-Toluenesulfonamide/88-19-7

    Code: JCBB1631
    CAS: 88-19-7
    Chemical Formula:C7H9NO2S
    Molecular Weight:171.21
    Category: Building Blocks
    Literature:
    Application: o-Toluenesulfonamide/88-19-7 is useful as reference Impurity standard
    o-Toluenesulfonamide/88-19-7
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    Product Name : 4-Chloropyrimidine/17180-93-7

    Code: JCBB1630
    CAS: 17180-93-7
    Chemical Formula:C4H3ClN2
    Molecular Weight:114.53
    Category: Building Blocks
    Literature:
    Application:4-Chloropyrimidine/17180-93-7 is useful as reference Impurity standard
    4-Chloropyrimidine/17180-93-7
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    Product Name : 4′-METHYLBIPHENYL-3-CARBOXYLIC ACID/147404-69-1

    Code: JCBB1629
    CAS: 147404-69-1
    Chemical Formula:C14H12O2
    Molecular Weight:212.24
    Category: Building Blocks
    Literature:
    Application: 4'-METHYLBIPHENYL-3-CARBOXYLIC ACID/147404-69-1 is useful as reference Impurity standard
    4'-METHYLBIPHENYL-3-CARBOXYLIC ACID/147404-69-1
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    Product Name : 9-Methylene-9H-fluorene/4425-82-5

    Code: JCBB1628
    CAS: 4425-82-5
    Chemical Formula:C14H10
    Molecular Weight:178.23
    Category: Building Blocks
    Literature:
    Application: 9-Methylene-9H-fluorene/4425-82-5 is useful as reference Impurity standard
    9-Methylene-9H-fluorene/4425-82-5
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    Product Name : Triphenyltin chloride/639-58-7

    Code: JCBB1627
    CAS: 639-58-7
    Chemical Formula: C18H15ClSn
    Molecular Weight: 385.48
    Category: Building Blocks
    Literature:
    Application: Triphenyltin chloride/639-58-7 is useful as reference Impurity standard
    Triphenyltin chloride/639-58-7
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    Product Name : tert-Butyl 4-(Piperidin-4-ylmethyl)piperazine-1-carboxylate/1211568-27-2

    Code: JCBB1626
    CAS: 1211568-27-2
    Chemical Formula: C15H29N3O2
    Molecular Weight: 283.42
    Category: Building Blocks
    Literature:
    Application: tert-Butyl 4-(Piperidin-4-ylmethyl)piperazine-1-carboxylate/1211568-27-2 is useful as reference Impurity standard
    tert-Butyl 4-(Piperidin-4-ylmethyl)piperazine-1-carboxylate/1211568-27-2
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    Product Name : 1-Phenyl-3-(piperidin-1-yl)propan-1-one/73-63-2

    Code: JCBB1625
    CAS: 73-63-2
    Chemical Formula: C14H19NO
    Molecular Weight: 217.31
    Category: Building Blocks
    Literature:
    Application: 1-Phenyl-3-(piperidin-1-yl)propan-1-one/73-63-2 is useful as reference Impurity standard
    1-Phenyl-3-(piperidin-1-yl)propan-1-one/73-63-2
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    Product Name : 2-(4-Nitrophenyl)ethylamine Hydrochloride/29968-78-3

    Code: JCBB1624
    CAS: 29968-78-3
    Chemical Formula: C8H10N2O2·HCl
    Molecular Weight: 202.64
    Category: Building Blocks
    Literature:
    Application: 2-(4-Nitrophenyl)ethylamine Hydrochloride/29968-78-3 is useful as reference Impurity standard.
    2-(4-Nitrophenyl)ethylamine Hydrochloride/29968-78-3
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    Product Name : p-nitrophenethyl acetate/104-30-3

    Code: JCBB1623
    CAS: 104-30-3
    Chemical Formula: C10H11NO4
    Molecular Weight: 209.19864
    Category: Building Blocks
    Literature:
    Application: p-nitrophenethyl acetate/104-30-3 is useful as reference Impurity standard.
    p-nitrophenethyl acetate/104-30-3
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    Product Name : 6,6′-DIMETHOXY-2-2′-BIPYRIDINE/39858-88-3

    Code: JCBB1622
    CAS: 39858-88-3
    Chemical Formula: C12H12N2O2
    Molecular Weight: 216.24
    Category: Building Blocks
    Literature:
    Application: 6,6'-DIMETHOXY-2-2'-BIPYRIDINE/39858-88-3 is useful as reference Impurity standard.
    6,6'-DIMETHOXY-2-2'-BIPYRIDINE/39858-88-3
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    Product Name : (2R,3R,4R,5S)-Hexane-1,2,3,4,5,6-hexaol/50-70-4

    Code: JCBB1621
    CAS: 50-70-4
    Chemical Formula: C6H14O6
    Molecular Weight: 182.17
    Category: Building Blocks
    Literature:
    Application: (2R,3R,4R,5S)-Hexane-1,2,3,4,5,6-hexaol/50-70-4 is useful as reference Impurity standard.
    (2R,3R,4R,5S)-Hexane-1,2,3,4,5,6-hexaol/50-70-4
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    Product Name : 6-Amino-4-chloro-3-pyridinecarbonitrile/670253-38-0

    Code: JCBB1620
    CAS: 670253-38-0
    Chemical Formula: C6H4ClN3
    Molecular Weight: 153.57
    Category: Building Blocks
    Literature: 
    Application: 6-Amino-4-chloro-3-pyridinecarbonitrile/670253-38-0 is useful as reference Impurity standard.
    6-Amino-4-chloro-3-pyridinecarbonitrile/670253-38-0
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    Product Name : 5-Chlorovaleryl Chloride/1575-61-7

    Code: JCBB1619
    CAS: 1575-61-7
    Chemical Formula: C5H8Cl2O
    Molecular Weight: 155.02 
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature: 
    Application: 5-Chlorovaleryl Chloride/1575-61-7 is useful as reference Impurity standard.
    5-Chlorovaleryl Chloride/1575-61-7
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    Product Name : 5-amino-2-nitrosobenzene-1,3-diol

    Code: JCBB1618
    CAS: NA
    Chemical Formula: C6H6N2O3
    Molecular Weight: 154.12
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature: 
    Application: 5-amino-2-nitrosobenzene-1,3-diol is useful as reference Impurity standard.
    5-amino-2-nitrosobenzene-1,3-diol
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    Product Name : N-Nitroso Desmethyl Pyrilamine ;N-(2-((4-methoxybenzyl)(pyridin-2-yl)amino)ethyl)-N-methylnitrous amide

    Code:  JCNTS-N476
    CAS:NA
    Chemical Formula: C16H20N4O2
    Molecular Weight: 300.36
    Category:  Nitroso amine API Drug Metabolites/nitroso amine EP Impurities/nitroso amine USP Impurities
    Literature:
    Application: N-Nitroso Desmethyl Pyrilamine is useful as reference Impurity standard
    N-Nitroso Desmethyl Pyrilamine ;N-(2-((4-methoxybenzyl)(pyridin-2-yl)amino)ethyl)-N-methylnitrous amide
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    Product Name : 2-isopropyl-4-methylpyridine/4855-56-5

    Code:  BB1617
    CAS;4855-56-5
    Chemical Formula:C9H13N
    Molecular Weight:135.21
    Category: Building Blocks
    Literature:
    Application: 2-isopropyl-4-methylpyridine/4855-56-5 is useful as reference Impurity standard
    2-isopropyl-4-methylpyridine/4855-56-5
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