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Heterocyclic Building Blocks

3723
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  • 2-Bromo-5-methoxypyridine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44751
    CAS Number:
    105170-27-2
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD07781221
    Molecular Formula:
    C6H6BrNO
    Molecular Weight:
    188.02
    Specification Sheet SDS

  • Methyl 3-bromoisonicotinate

    Purity:
    ≥ 98% (GC)
    Synonym:
    3-Bromoisonicotinic acid methyl ester
    Catalog Number:
    44759
    CAS Number:
    59786-31-1
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD03788226
    Molecular Formula:
    C7H6BrNO2
    Molecular Weight:
    216.03
    Specification Sheet SDS

  • Isonicotinoyl chloride hydrochloride

    Hazmat
    Purity:
    ≥ 95% (Assay by titration)
    Synonym:
    Pyridine-4-carbonyl chloride hydrochloride
    Hazmat
    Catalog Number:
    44766
    CAS Number:
    39178-35-3
    Purity Limit:
    ≥ 95% (Assay by titration)
    MDL NO:
    MFCD00012830
    Molecular Formula:
    C6H4ClNO·HCl
    Molecular Weight:
    178.01
    Specification Sheet SDS

  • Methyl 5-bromo-2-chloronicotinate

    Purity:
    ≥ 98% (GC)
    Synonym:
    5-Bromo-2-chloronicotinic acid methyl ester
    Catalog Number:
    44767
    CAS Number:
    78686-79-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD03844848
    Molecular Formula:
    C7H5BrClNO2
    Molecular Weight:
    250.48
    Specification Sheet SDS

  • 5-Bromo-2-chloro-3-cyanopyridine

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    5-Bromo-2-chloro-3-pyridinecarbonitrile
    Hazmat
    Catalog Number:
    44749
    CAS Number:
    405224-23-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD09801046
    Molecular Formula:
    C6H2BrClN2
    Molecular Weight:
    217.45
    Specification Sheet SDS

  • 5-Bromonicotinamide

    Purity:
    ≥ 98% (GC)
    Synonym:
    5-Bromopyridine-3-carboxamide
    Catalog Number:
    44744
    CAS Number:
    28733-43-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00173919
    Molecular Formula:
    ≥ 98% (GC)
    Molecular Weight:
    201.02
    Specification Sheet SDS

  • 2-Chloro-4-methylpyridine

    Purity:
    ≥ 98% (GC)
    Synonym:
    2-Chloro-4-picoline
    Catalog Number:
    44764
    CAS Number:
    3678-62-4
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00023418
    Molecular Formula:
    C6H6ClN
    Molecular Weight:
    127.57
    Specification Sheet SDS

  • 3,6-Dichloro-2-pyridinecarboxylic acid

    Purity:
    ≥ 98% (GC)
    Synonym:
    Clopyralid
    Catalog Number:
    44760
    CAS Number:
    1702-17-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00078655
    Molecular Formula:
    C6H3Cl2NO2
    Molecular Weight:
    192.0
    Specification Sheet SDS

  • 2,4-Dichloro-3-pyridinecarboxaldehyde

    Purity:
    ≥ 98% (GC)
    Synonym:
    2,4-Dichloronicotinaldehyde
    Catalog Number:
    44756
    CAS Number:
    134031-24-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD07437909
    Molecular Formula:
    C6H3Cl2NO
    Molecular Weight:
    176.0
    Specification Sheet SDS

  • 4-Chloro-2-pyridinemethanol

    Purity:
    ≥ 98% (GC)
    Synonym:
    4-Chloro-2-(hydroxymethyl)pyridine
    Catalog Number:
    44754
    CAS Number:
    63071-10-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD07437885
    Molecular Formula:
    C6H6ClNO
    Molecular Weight:
    143.57
    Specification Sheet SDS

  • 3-Amino-6-bromo-2-methylpyridine

    Purity:
    3-Amino-6-bromo-2-picoline
    Synonym:
    3-Amino-6-bromo-2-picoline
    Catalog Number:
    44746
    CAS Number:
    126325-47-1
    Purity Limit:
    3-Amino-6-bromo-2-picoline
    MDL NO:
    MFCD03095086
    Molecular Formula:
    C6H7BrN2
    Molecular Weight:
    187.04
    Specification Sheet SDS

  • 4-Bromo-2-pyridinemethanol

    Purity:
    ≥ 98% (GC)
    Synonym:
    4-Bromo-2-(hydroxymethyl)pyridine
    Catalog Number:
    44750
    CAS Number:
    131747-45-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD09800557
    Molecular Formula:
    C6H6BrNO
    Molecular Weight:
    188.02
    Specification Sheet SDS

  • 5-Iodo-2-methylaniline

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    2-Amino-4-iodotoluene
    Hazmat
    Catalog Number:
    44753
    CAS Number:
    83863-33-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00051531
    Molecular Formula:
    C7H8IN
    Molecular Weight:
    233.05
    Specification Sheet SDS

  • 5-Bromo-2-chloronicotinic acid

    Purity:
    ≥ 98% (GC)
    Synonym:
    5-Bromo-2-chloro-3-pyridinecarboxylic acid
    Catalog Number:
    44743
    CAS Number:
    29241-65-4
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD03844847
    Molecular Formula:
    C6H3BrClNO2
    Molecular Weight:
    236.45
    Specification Sheet SDS

  • 4-Chloro-N-methyl-2-pyridinecarboxamide

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    4-Chloro-N-methylpicolinamide
    Catalog Number:
    44755
    CAS Number:
    220000-87-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD02185921
    Molecular Formula:
    C7H7ClN2O
    Molecular Weight:
    170.6
    Specification Sheet SDS

  • 2-Bromonicotinaldehyde

    Purity:
    ≥ 98% (GC)
    Synonym:
    2-Bromopyridine-3-carboxaldehyde
    Catalog Number:
    44740
    CAS Number:
    128071-75-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD04966945
    Molecular Formula:
    C6H4BrNO
    Molecular Weight:
    186.01
    Specification Sheet SDS

  • 2-Chloroisonicotinic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    2-Chloro-4-pyridinecarboxylic acid
    Catalog Number:
    44745
    CAS Number:
    6313-54-8
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00191402
    Molecular Formula:
    C6H4ClNO2
    Molecular Weight:
    157.55
    Specification Sheet SDS

  • 3-Bromo-5-ethoxypyridine

    Purity:
    ≥ 97% (GC)
    Catalog Number:
    44742
    CAS Number:
    17117-17-8
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00234116
    Molecular Formula:
    C7H8BrNO
    Molecular Weight:
    202.05
    Specification Sheet SDS

  • Pyridine-2-carbonyl chloride hydrochloride

    Purity:
    ≥ 93% (Assay by titration)
    Synonym:
    Picolinoyl Chloride Hydrochloride
    Catalog Number:
    44747
    CAS Number:
    39901-94-5
    Purity Limit:
    ≥ 93% (Assay by titration)
    MDL NO:
    MFCD00060193
    Molecular Formula:
    C6H4ClNO·HCl
    Molecular Weight:
    178.01
    Specification Sheet SDS

  • 2-Chloro-3-pyridinecarboxaldehyde

    Purity:
    ≥ 98% (GC)
    Synonym:
    2-Chloro-3-formylpyridine
    Catalog Number:
    44748
    CAS Number:
    36404-88-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD01315308
    Molecular Formula:
    C6H4ClNO
    Molecular Weight:
    141.55
    Specification Sheet SDS

  • 2,4-Dichloronicotinic acid

    Purity:
    ≥ 98% (GC)
    Synonym:
    2,4-Dichloro-3-pyridinecarboxylic acid
    Catalog Number:
    44723
    CAS Number:
    262423-77-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD06796292
    Molecular Formula:
    C6H3Cl2NO2
    Molecular Weight:
    192.0
    Specification Sheet SDS

  • 4-(Bromomethyl)pyridine hydrobromide

    Hazmat
    Purity:
    ≥ 97% (Assay by titration)
    Hazmat
    Catalog Number:
    44741
    CAS Number:
    73870-24-3
    Purity Limit:
    ≥ 97% (Assay by titration)
    MDL NO:
    MFCD01863545
    Molecular Formula:
    C6H6BrN·HBr
    Molecular Weight:
    252.94
    Specification Sheet SDS

  • 5-Bromo-3-pyridinecarboxaldehyde

    Purity:
    ≥ 98% (GC)
    Synonym:
    3-Bromo-5-formylpyridine
    Catalog Number:
    44734
    CAS Number:
    113118-81-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD03265758
    Molecular Formula:
    C6H4BrNO
    Molecular Weight:
    186.01
    Specification Sheet SDS

  • 3,5-Dichloro-4-pyridinecarboxaldehyde

    Purity:
    ≥ 98% (GC)
    Synonym:
    3,5-Dichloro-4-formylpyridine
    Catalog Number:
    44729
    CAS Number:
    136590-83-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD04039921
    Molecular Formula:
    C6H3Cl2NO
    Molecular Weight:
    176.0
    Specification Sheet SDS

  • 2-(Bromomethyl)pyridine hydrobromide

    Hazmat
    Purity:
    ≥ 98% (HPLC)
    Synonym:
    2-Picolyl bromide hydrobromide
    Hazmat
    Catalog Number:
    44735
    CAS Number:
    31106-82-8
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01863544
    Molecular Formula:
    C6H6BrN·HBr
    Molecular Weight:
    252.94
    Specification Sheet

  • 4-Bromo-2,6-pyridinedicarboxylic acid monohydrate

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44737
    CAS Number:
    162102-81-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD09033573
    Molecular Formula:
    C7H4BrNO4·H2O
    Molecular Weight:
    264.04
    Specification Sheet SDS

  • 5-Bromo-2-methoxy-3-nitropyridine

    Purity:
    ≥ 96% (GC)
    Catalog Number:
    44736
    CAS Number:
    152684-30-5
    Purity Limit:
    ≥ 96% (GC)
    MDL NO:
    MFCD07374968
    Molecular Formula:
    C6H5BrN2O3
    Molecular Weight:
    233.02
    Specification Sheet SDS

  • 2,6-Dichloronicotinic acid

    Purity:
    ≥ 98% (GC)
    Synonym:
    2,6-Dichloro-3-pyridinecarboxylic acid
    Catalog Number:
    44733
    CAS Number:
    38496-18-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00075583
    Molecular Formula:
    C6H3Cl2NO2
    Molecular Weight:
    192.0
    Specification Sheet SDS

  • 3-Bromopyridine-4-carboxaldehyde

    Purity:
    ≥ 98% (GC)
    Synonym:
    3-Bromoisonicotinaldehyde
    Catalog Number:
    44738
    CAS Number:
    70201-43-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD05864506
    Molecular Formula:
    C6H4BrNO
    Molecular Weight:
    186.01
    Specification Sheet SDS

  • 2-Bromonicotinic acid

    Purity:
    ≥ 98% (GC)
    Synonym:
    2-Bromopyridine-3-carboxylic acid
    Catalog Number:
    44739
    CAS Number:
    35905-85-2
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD01646068
    Molecular Formula:
    C6H4BrNO2
    Molecular Weight:
    202.01
    Specification Sheet SDS

  • 3,5-Dibromo-4-pyridinecarboxaldehyde

    Purity:
    ≥ 97% (GC)
    Synonym:
    3,5-Dibromoisonicotinaldehyde
    Catalog Number:
    44724
    CAS Number:
    70201-42-2
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD06410681
    Molecular Formula:
    C6H3Br2NO
    Molecular Weight:
    264.9
    Specification Sheet SDS

  • 3,5-Dibromo-2-methoxypyridine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44726
    CAS Number:
    13472-60-1
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD05663709
    Molecular Formula:
    C6H5Br2NO
    Molecular Weight:
    266.92
    Specification Sheet SDS

  • Methyl 4,6-dichloronicotinate

    Purity:
    ≥ 95% (GC)
    Synonym:
    4,6-Dichloronicotinic acid methyl ester
    Catalog Number:
    44725
    CAS Number:
    65973-52-6
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD04125732
    Molecular Formula:
    C7H5Cl2NO2
    Molecular Weight:
    206.02
    Specification Sheet SDS

  • 5-Bromo-3-pyridinemethanol

    Purity:
    ≥ 98% (GC)
    Synonym:
    3-Bromo-5-(hydroxymethyl)pyridine
    Catalog Number:
    44732
    CAS Number:
    37669-64-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD03265757
    Molecular Formula:
    C6H6BrNO
    Molecular Weight:
    188.02
    Specification Sheet SDS

  • 2,3-Dibromo-5-methylpyridine

    Purity:
    ≥ 98% (GC)
    Synonym:
    5,6-Dibromo-3-picoline
    Catalog Number:
    44722
    CAS Number:
    29232-39-1
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD04112574
    Molecular Formula:
    C6H5Br2N
    Molecular Weight:
    250.92
    Specification Sheet SDS

  • 6-(Bromomethyl)-2-pyridinemethanol

    Purity:
    ≥ 98% (GC)
    Synonym:
    2-(Bromomethyl)-6-(hydroxymethyl)pyridine
    Catalog Number:
    44731
    CAS Number:
    40054-01-1
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD01631297
    Molecular Formula:
    C7H8BrNO
    Molecular Weight:
    202.05
    Specification Sheet SDS

  • 3-Bromo-6-methoxy-2-methylpyridine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44730
    CAS Number:
    126717-59-7
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD03094943
    Molecular Formula:
    C7H8BrNO
    Molecular Weight:
    202.05
    Specification Sheet SDS

  • 3-Chloro-5-(trifluoromethyl)-2-pyridinecarboxylic acid

    Purity:
    ≥ 98% (GC)
    Synonym:
    3-Chloro-5-(trifluoromethyl)picolinic acid
    Catalog Number:
    44717
    CAS Number:
    80194-68-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00277482
    Molecular Formula:
    C7H3ClF3NO2
    Molecular Weight:
    225.55
    Specification Sheet SDS

  • 2,6-Dichloro-3-pyridinecarboxaldehyde

    Purity:
    ≥ 98% (GC)
    Synonym:
    2,6-Dichloronicotinaldehyde
    Catalog Number:
    44728
    CAS Number:
    55304-73-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD07369746
    Molecular Formula:
    C6H3Cl2NO
    Molecular Weight:
    176.0
    Specification Sheet SDS

  • 2,6-Dichloroisonicotinic acid

    Purity:
    ≥ 98% (GC)
    Synonym:
    2,6-Dichloropyridine-4-carboxylic acid
    Catalog Number:
    44720
    CAS Number:
    5398-44-7
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00234147
    Molecular Formula:
    C6H3Cl2NO2
    Molecular Weight:
    192.0
    Specification Sheet SDS

  • 2-Chloro-6-ethoxypyridine

    Purity:
    ≥ 97% (GC)
    Catalog Number:
    44719
    CAS Number:
    42144-78-5
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00023465
    Molecular Formula:
    C7H8ClNO
    Molecular Weight:
    157.6
    Specification Sheet SDS

  • 3-Chloro-4-pyridinecarboxaldehyde

    Purity:
    ≥ 98% (GC)
    Synonym:
    3-Chloroisonicotinaldehyde
    Catalog Number:
    44715
    CAS Number:
    72990-37-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD06200712
    Molecular Formula:
    C6H4ClNO
    Molecular Weight:
    141.55
    Specification Sheet SDS

  • 2-Chloro-6-hydroxynicotinic acid

    Purity:
    ≥ 97% (GC)
    Synonym:
    2-Chloro-6-hydroxy-3-pyridinecarboxylic acid
    Catalog Number:
    44721
    CAS Number:
    38025-90-0
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD09757508
    Molecular Formula:
    C6H4ClNO3
    Molecular Weight:
    173.55
    Specification Sheet SDS

  • Methyl 2,6-Dichloronicotinate

    Purity:
    ≥ 98% (GC)
    Synonym:
    2,6-Dichloronicotinic acid methyl ester
    Catalog Number:
    44711
    CAS Number:
    65515-28-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD07369794
    Molecular Formula:
    C7H5Cl2NO2
    Molecular Weight:
    206.02
    Specification Sheet SDS

  • Methyl 6-bromonicotinate

    Purity:
    ≥ 98% (GC)
    Synonym:
    6-Bromonicotinic acid methyl ester
    Catalog Number:
    44718
    CAS Number:
    26218-78-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD04972371
    Molecular Formula:
    C7H6BrNO2
    Molecular Weight:
    216.03
    Specification Sheet SDS

  • 3-Chloro-2-ethoxypyridine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44710
    CAS Number:
    177743-06-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD09702462
    Molecular Formula:
    C7H8ClNO
    Molecular Weight:
    157.6
    Specification Sheet SDS

  • 5-(Aminomethyl)-2-chloropyridine

    Hazmat
    Purity:
    ≥ 97% (GC)
    Synonym:
    (6-Chloropyridin-3-yl)methanamine
    Hazmat
    Catalog Number:
    44727
    CAS Number:
    97004-04-1
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00673153
    Molecular Formula:
    C6H7ClN2
    Molecular Weight:
    142.59
    Specification Sheet SDS

  • 2-Chloronicotinoyl chloride

    Hazmat
    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    2-Chloropyridine-3-carbonyl chloride
    Hazmat
    Catalog Number:
    44712
    CAS Number:
    49609-84-9
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD00051677
    Molecular Formula:
    C6H3Cl2NO
    Molecular Weight:
    176.0
    Specification Sheet SDS

  • Ethyl 2-Chloronicotinate

    Purity:
    ≥ 98% (GC)
    Synonym:
    2-Chloronicotinic acid ethyl ester
    Catalog Number:
    44700
    CAS Number:
    1452-94-4
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00674129
    Molecular Formula:
    C8H8ClNO2
    Molecular Weight:
    185.61
    Specification Sheet SDS

  • 2-Chloro-4-pyridinemethanol

    Purity:
    ≥ 96% (GC)
    Synonym:
    2-Chloro-4-(hydroxymethyl)pyridine
    Catalog Number:
    44713
    CAS Number:
    100704-10-7
    Purity Limit:
    ≥ 96% (GC)
    MDL NO:
    MFCD06858767
    Molecular Formula:
    C6H6ClNO
    Molecular Weight:
    143.57
    Specification Sheet SDS
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