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Heterocyclic Building Blocks

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  • 3-Phenylpiperidine

    Purity:
    ≥ 98% (Assay by titration)
    Catalog Number:
    43462
    CAS Number:
    3973-62-4
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD00804860
    Molecular Formula:
    C11H15N
    Molecular Weight:
    161.25
    Specification Sheet SDS

  • 2-Phenylpiperidine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43452
    CAS Number:
    3466-80-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00270125
    Molecular Formula:
    C11H15N
    Molecular Weight:
    161.25
    Specification Sheet SDS

  • Ethyl 1-(tert-butoxycarbonyl)-4-piperidinecarboxylate

    Grade:
    Piperidine-1,4-dicarboxylic acid 1-tert-butyl 4-ethyl ester
    Purity:
    ≥ 97% (GC)
    Synonym:
    1-(tert-Butoxycarbonyl)-4-piperidinecarboxylic acid ethyl ester
    Catalog Number:
    43455
    Grade:
    Piperidine-1,4-dicarboxylic acid 1-tert-butyl 4-ethyl ester
    CAS Number:
    142851-03-4
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD01763998
    Molecular Formula:
    C13H23NO4
    Molecular Weight:
    257.33
    Specification Sheet SDS

  • Ethyl 2-piperidinecarboxylate

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    2-Piperidinecarboxylic acid ethyl ester
    Hazmat
    Catalog Number:
    43461
    CAS Number:
    15862-72-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00005980
    Molecular Formula:
    C8H15NO2
    Molecular Weight:
    157.21
    Specification Sheet SDS

  • 4-(1-Pyrrolidinyl)piperidine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43463
    CAS Number:
    5004-07-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00038011
    Molecular Formula:
    C9H18N2
    Molecular Weight:
    154.26
    Specification Sheet SDS

  • 4-Amino-1-[2-(4-methoxyphenyl)ethyl]piperidine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    4-Amino-1-(4-methoxyphenethyl)piperidine
    Catalog Number:
    43454
    CAS Number:
    85098-70-0
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01631147
    Molecular Formula:
    C14H22N2O
    Molecular Weight:
    234.34
    Specification Sheet SDS

  • 2-Piperidineethanol

    Hazmat
    Purity:
    ≥ 96% (GC)
    Synonym:
    2-(2-Hydroxyethyl)piperidine
    Hazmat
    Catalog Number:
    43459
    CAS Number:
    1484-84-0
    Purity Limit:
    ≥ 96% (GC)
    MDL NO:
    MFCD00005989
    Molecular Formula:
    C7H15NO
    Molecular Weight:
    129.2
    Specification Sheet SDS

  • 1-(tert-Butoxycarbonyl)piperidine

    Purity:
    ≥ 98% (GC)
    Synonym:
    1-Boc-piperidine
    Catalog Number:
    43447
    CAS Number:
    75844-69-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD02093935
    Molecular Formula:
    C10H19NO2
    Molecular Weight:
    185.27
    Specification Sheet SDS

  • 3-Acetamidopiperidine

    Purity:
    ≥ 99% (GC)
    Catalog Number:
    43453
    CAS Number:
    5810-55-9
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD05022483
    Molecular Formula:
    C7H14N2O
    Molecular Weight:
    142.2
    Specification Sheet SDS

  • 4-Phenylpiperidine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43460
    CAS Number:
    771-99-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00006002
    Molecular Formula:
    C11H15N
    Molecular Weight:
    161.25
    Specification Sheet SDS

  • tert-Butyl 4-(2-ethoxy-2-oxoethylidene)piperidine-1-carboxylate

    Purity:
    ≥ 97% (GC)
    Synonym:
    4-(2-Ethoxy-2-oxoethylidene)piperidine-1-carboxylic acid tert-butyl ester
    Catalog Number:
    43464
    CAS Number:
    135716-08-4
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD12912655
    Molecular Formula:
    C14H23NO4
    Molecular Weight:
    269.34
    Specification Sheet SDS

  • 1-Aminopiperidine

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    43457
    CAS Number:
    2213-43-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00006489
    Molecular Formula:
    C5H12N2
    Molecular Weight:
    100.17
    Specification Sheet SDS

  • 4-Benzamidopiperidine

    Purity:
    ≥ 98% (GC)
    Synonym:
    N-(4-Piperidyl)benzamide
    Catalog Number:
    43456
    CAS Number:
    33953-37-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD01314226
    Molecular Formula:
    C12H16N2O
    Molecular Weight:
    204.27
    Specification Sheet SDS

  • Ethyl 1-benzyl-4-piperidinecarboxylate

    Purity:
    ≥ 95% (GC)
    Synonym:
    1-Benzyl-4-piperidinecarboxylic acid ethyl ester
    Catalog Number:
    43442
    CAS Number:
    24228-40-8
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD00040748
    Molecular Formula:
    C15H21NO2
    Molecular Weight:
    247.34
    Specification Sheet SDS

  • 2-Ethylpiperidine

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    43445
    CAS Number:
    1484-80-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00005988
    Molecular Formula:
    C7H15N
    Molecular Weight:
    113.2
    Specification Sheet SDS

  • 3-Methylpiperidine

    Hazmat
    Purity:
    ≥ 97% (GC)
    Synonym:
    3-Pipecoline
    Hazmat
    Catalog Number:
    43458
    CAS Number:
    626-56-2
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00005994
    Molecular Formula:
    C6H13N
    Molecular Weight:
    99.18
    Specification Sheet SDS

  • 2-(4-Piperidyl)-2-propanol

    Purity:
    ≥ 98% (GC)
    Synonym:
    2-(4-Piperidyl)isopropyl alcohol
    Catalog Number:
    43451
    CAS Number:
    22990-34-7
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD06797159
    Molecular Formula:
    C8H17NO
    Molecular Weight:
    143.23
    Specification Sheet SDS

  • 1-tert-Butoxycarbonyl-4-methylenepiperidine

    Purity:
    ≥ 96% (GC)
    Synonym:
    1-Boc-4-methylenepiperidine
    Catalog Number:
    43449
    CAS Number:
    159635-49-1
    Purity Limit:
    ≥ 96% (GC)
    MDL NO:
    MFCD01632522
    Molecular Formula:
    C11H19NO2
    Molecular Weight:
    197.28
    Specification Sheet SDS

  • Benzyl 7-oxa-3-azabicyclo[4.1.0]heptane-3-carboxylate

    Purity:
    ≥ 97% (GC)
    Synonym:
    7-Oxa-3-azabicyclo[4.1.0]heptane-3-carboxylic acid benzyl ester
    Catalog Number:
    43436
    CAS Number:
    66207-08-7
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD12407051
    Molecular Formula:
    C13H15NO3
    Molecular Weight:
    233.27
    Specification Sheet SDS

  • cis-1-Benzyl-2,6-dicyanopiperidine

    Hazmat
    Purity:
    ≥ 95%
    Hazmat
    Catalog Number:
    43430
    CAS Number:
    106006-86-4
    Purity Limit:
    ≥ 95%
    MDL NO:
    MFCD00059042
    Molecular Formula:
    C14H15N3
    Molecular Weight:
    225.3
    Specification Sheet SDS

  • 1-tert-Butoxycarbonyl-3-cyanopiperidine

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    1-Boc-3-cyanopiperidine
    Hazmat
    Catalog Number:
    43440
    CAS Number:
    91419-53-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD01861222
    Molecular Formula:
    C11H18N2O2
    Molecular Weight:
    210.28
    Specification Sheet SDS

  • tert-Butyl 7-oxa-3-azabicyclo[4.1.0]heptane-3-carboxylate

    Purity:
    ≥ 95% (GC)
    Synonym:
    7-Oxa-3-azabicyclo[4.1.0]heptane-3-carboxylic acid tert-butyl ester
    Catalog Number:
    43439
    CAS Number:
    161157-50-2
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD12407050
    Molecular Formula:
    C10H17NO3
    Molecular Weight:
    199.25
    Specification Sheet SDS

  • 1,3-Bis[1-(2-hydroxyethyl)-4-piperidyl]propane

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43441
    CAS Number:
    18073-84-2
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00023767
    Molecular Formula:
    C17H34N2O2
    Molecular Weight:
    298.47
    Specification Sheet SDS

  • 3,3'-Bipiperidine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43448
    CAS Number:
    46040-83-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD20662201
    Molecular Formula:
    C10H20N2
    Molecular Weight:
    168.28
    Specification Sheet SDS

  • 1,3-Di-4-piperidylpropane

    Purity:
    ≥ 97% (GC)
    Synonym:
    1,3-Bis(4-piperidyl)propane
    Catalog Number:
    43434
    CAS Number:
    16898-52-5
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00038013
    Molecular Formula:
    C13H26N2
    Molecular Weight:
    210.37
    Specification Sheet SDS

  • 2-(Aminomethyl)piperidine

    Hazmat
    Purity:
    ≥ 99% (GC)
    Hazmat
    Catalog Number:
    43438
    CAS Number:
    22990-77-8
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00129011
    Molecular Formula:
    C6H14N2
    Molecular Weight:
    114.19
    Specification Sheet SDS

  • Ethyl 3-piperidinecarboxylate

    Purity:
    ≥ 98% (GC)
    Synonym:
    Ethyl nipecotate
    Catalog Number:
    43444
    CAS Number:
    5006-62-2
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00005991
    Molecular Formula:
    C8H15NO2
    Molecular Weight:
    157.21
    Specification Sheet SDS

  • 1-(2-Cyanoethyl)-2-methylpiperidine

    Purity:
    ≥ 95% (GC)
    Synonym:
    1-(2-Cyanoethyl)-2-pipecoline
    Catalog Number:
    43437
    CAS Number:
    140837-33-8
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD00191397
    Molecular Formula:
    C9H16N2
    Molecular Weight:
    152.24
    Specification Sheet SDS

  • 4,4'-Bipiperidine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43435
    CAS Number:
    15336-72-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD01104315
    Molecular Formula:
    C10H20N2
    Molecular Weight:
    168.28
    Specification Sheet SDS

  • 1-(tert-Butoxycarbonyl)-4-(methanesulfonyloxy)piperidine

    Purity:
    ≥ 98% (GC)
    Synonym:
    1-(tert-Butoxycarbonyl)-4-piperidyl methanesulfonate
    Catalog Number:
    43431
    CAS Number:
    141699-59-4
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD04116220
    Molecular Formula:
    C11H21NO5S
    Molecular Weight:
    279.35
    Specification Sheet SDS

  • 1-Benzyl-4-cyano-4-hydroxypiperidine hydrochloride

    Hazmat
    Purity:
    ≥ 98% (HPLC)
    Synonym:
    1-Benzyl-4-hydroxypiperidine-4-carbonitrile hydrochloride
    Hazmat
    Catalog Number:
    43432
    CAS Number:
    71617-20-4
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00012836
    Molecular Formula:
    C13H16N2O·HCl
    Molecular Weight:
    252.74
    Specification Sheet SDS

  • 1-Cyanomethylpiperidine

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    Piperidinoacetonitrile
    Hazmat
    Catalog Number:
    43421
    CAS Number:
    3010-03-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00023733
    Molecular Formula:
    C7H12N2
    Molecular Weight:
    124.19
    Specification Sheet SDS

  • 1-Benzyl-4-cyano-4-phenylpiperidine hydrochloride

    Hazmat
    Purity:
    ≥ 98% (HPLC)
    Synonym:
    1-Benzyl-4-phenylpiperidine-4-carbonitrile hydrochloride
    Hazmat
    Catalog Number:
    43428
    CAS Number:
    71258-18-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00035361
    Molecular Formula:
    C19H20N2·HCl
    Molecular Weight:
    312.84
    Specification Sheet SDS

  • 1-(tert-Butoxycarbonyl)-4-piperidinecarboxamide

    Purity:
    ≥ 97% (GC)
    Synonym:
    1-Boc-4-piperidinecarboxamide
    Catalog Number:
    43433
    CAS Number:
    91419-48-6
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD02180953
    Molecular Formula:
    C11H20N2O3
    Molecular Weight:
    228.29
    Specification Sheet SDS

  • Benzyl 4-hydroxy-1-piperidinecarboxylate

    Purity:
    ≥ 98% (GC)
    Synonym:
    4-Hydroxy-1-piperidinecarboxylic acid benzyl ester
    Catalog Number:
    43425
    CAS Number:
    95798-23-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD01863722
    Molecular Formula:
    C13H17NO3
    Molecular Weight:
    235.28
    Specification Sheet SDS

  • 1-(tert-Butoxycarbonyl)-4-(p-toluenesulfonyloxy)piperidine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    1-Boc-4-tosyloxypiperidine
    Catalog Number:
    43415
    CAS Number:
    118811-07-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD06796535
    Molecular Formula:
    C17H25NO5S
    Molecular Weight:
    355.45
    Specification Sheet SDS

  • tert-Butyl methyl(4-piperidyl)carbamate

    Purity:
    ≥ 97% (GC)
    Synonym:
    Methyl(4-piperidyl)carbamic acid tert-butyl ester
    Catalog Number:
    43423
    CAS Number:
    108612-54-0
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD02683051
    Molecular Formula:
    C11H22N2O2
    Molecular Weight:
    214.31
    Specification Sheet SDS

  • tert-Butyl 4-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazol-1-yl]piperidine-1-carboxylate

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    4-[4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazol-1-yl]piperidine-1-carboxylic acid tert-butyl ester
    Catalog Number:
    43427
    CAS Number:
    877399-74-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD11112131
    Molecular Formula:
    C19H32BN3O4
    Molecular Weight:
    377.29
    Specification Sheet SDS

  • 1-Benzylpiperidine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43426
    CAS Number:
    2905-56-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00224901
    Molecular Formula:
    C12H17N
    Molecular Weight:
    175.28
    Specification Sheet SDS

  • 1-tert-Butoxycarbonyl-4-cyanopiperidine

    Purity:
    ≥ 97% (GC)
    Synonym:
    1-Boc-4-cyanopiperidine
    Catalog Number:
    43424
    CAS Number:
    91419-52-2
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD01861223
    Molecular Formula:
    C11H18N2O2
    Molecular Weight:
    210.28
    Specification Sheet SDS

  • 1-Ethylpiperidine

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    43429
    CAS Number:
    766-09-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00006507
    Molecular Formula:
    C7H15N
    Molecular Weight:
    113.2
    Specification Sheet SDS

  • 4-Acetamido-1-benzylpiperidine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43422
    CAS Number:
    50534-23-1
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00247343
    Molecular Formula:
    C14H20N2O
    Molecular Weight:
    232.33
    Specification Sheet SDS

  • 1-(2,4-Dimethylphenyl)piperazine

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    1-(2,4-Xylyl)piperazine
    Hazmat
    Catalog Number:
    43387
    CAS Number:
    1013-76-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00023127
    Molecular Formula:
    C12H18N2
    Molecular Weight:
    190.29
    Specification Sheet SDS

  • 4-Isopropylpiperidine

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    43412
    CAS Number:
    19678-58-1
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD09055342
    Molecular Formula:
    C8H17N
    Molecular Weight:
    127.23
    Specification Sheet SDS

  • Ethyl 1-(tert-butoxycarbonyl)-3-piperidinecarboxylate

    Purity:
    ≥ 98% (GC)
    Synonym:
    Ethyl 1-Boc-3-piperidinecarboxylate
    Catalog Number:
    43413
    CAS Number:
    130250-54-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD04116274
    Molecular Formula:
    C13H23NO4
    Molecular Weight:
    257.33
    Specification Sheet SDS

  • 4-(Aminomethyl)piperidine

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    43418
    CAS Number:
    7144-05-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00006007
    Molecular Formula:
    C6H14N2
    Molecular Weight:
    114.19
    Specification Sheet SDS

  • 1-(tert-Butoxycarbonyl)-4-piperidinecarboxaldehyde

    Purity:
    ≥ 95% (GC)
    Synonym:
    1-Boc-4-formylpiperidine
    Catalog Number:
    43414
    CAS Number:
    137076-22-3
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD02179019
    Molecular Formula:
    C11H19NO3
    Molecular Weight:
    213.28
    Specification Sheet SDS

  • 1-Benzoylpiperidine

    Purity:
    ≥ 98% (GC)
    Synonym:
    Phenyl(piperidin-1-yl)methanone
    Catalog Number:
    43420
    CAS Number:
    776-75-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00023702
    Molecular Formula:
    C12H15NO
    Molecular Weight:
    189.26
    Specification Sheet SDS

  • Ethyl 4-hydroxy-1-piperidinecarboxylate

    Purity:
    ≥ 98% (GC)
    Synonym:
    1-Carbethoxy-4-hydroxypiperidine
    Catalog Number:
    43416
    CAS Number:
    65214-82-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00086880
    Molecular Formula:
    C8H15NO3
    Molecular Weight:
    173.21
    Specification Sheet SDS

  • 1-Acetylpiperidine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43410
    CAS Number:
    618-42-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00006486
    Molecular Formula:
    C7H13NO
    Molecular Weight:
    127.19
    Specification Sheet SDS
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