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Heterocyclic Building Blocks

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  • 2,4,5-Triphenylimidazole

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Lophine
    Catalog Number:
    42905
    CAS Number:
    484-47-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00005187
    Molecular Formula:
    C21H16N2
    Molecular Weight:
    296.37
    Specification Sheet SDS

  • 2,5-Dihydrofuran

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    42893
    CAS Number:
    1708-29-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00003219
    Molecular Formula:
    C4H6O
    Molecular Weight:
    70.09
    Specification Sheet SDS

  • 4,5-Dihydro-2,5-dimethyl-4-oxofuran-3-yl butyrate

    Purity:
    ≥ 96% (GC)
    Synonym:
    Butyric acid 4,5-dihydro-2,5-dimethyl-4-oxofuran-3-yl
    Catalog Number:
    42895
    CAS Number:
    114099-96-6
    Purity Limit:
    ≥ 96% (GC)
    MDL NO:
    MFCD08457803
    Molecular Formula:
    C10H14O4
    Molecular Weight:
    198.22
    Specification Sheet SDS

  • 4-Methyl-2-phenylimidazole

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    42902
    CAS Number:
    827-43-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00047015
    Molecular Formula:
    C10H10N2
    Molecular Weight:
    158.2
    Specification Sheet SDS

  • N,N-Dimethyl-1H-imidazole-1-sulfonamide

    Purity:
    ≥ 98% (GC)
    Synonym:
    1-(Dimethylsulfamoyl)-1H-imidazole
    Catalog Number:
    42903
    CAS Number:
    78162-58-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00955713
    Molecular Formula:
    C5H9N3O2S
    Molecular Weight:
    175.21
    Specification Sheet SDS

  • Methyl 5-(hydroxymethyl)-1H-imidazole-4-carboxylate

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    5-(Hydroxymethyl)-1H-imidazole-4-carboxylic acid methyl ester
    Catalog Number:
    42897
    CAS Number:
    82032-43-7
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD00191520
    Molecular Formula:
    C6H8N2O3
    Molecular Weight:
    156.14
    Specification Sheet SDS

  • 1-Methyl-4-imidazolecarboxylic acid

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    42900
    CAS Number:
    41716-18-1
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD02179560
    Molecular Formula:
    C5H6N2O2
    Molecular Weight:
    126.12
    Specification Sheet SDS

  • 4,5-Dimethylfurfural

    Purity:
    ≥ 97% (GC)
    Synonym:
    4,5-Dimethyl-2-furaldehyde
    Catalog Number:
    42876
    CAS Number:
    52480-43-0
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00085030
    Molecular Formula:
    C7H8O2
    Molecular Weight:
    124.14
    Specification Sheet SDS

  • N,N,5-Trimethylfurfurylamine

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    2-(Dimethylaminomethyl)-5-methylfuran
    Hazmat
    Catalog Number:
    42894
    CAS Number:
    14496-35-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00014113
    Molecular Formula:
    C8H13NO
    Molecular Weight:
    139.2
    Specification Sheet SDS

  • 4,5-Bis(hydroxymethyl)imidazole

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    1H-Imidazole-4,5-dimethanol
    Catalog Number:
    42898
    CAS Number:
    33457-48-6
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD00191661
    Molecular Formula:
    C5H8N2O2
    Molecular Weight:
    128.13
    Specification Sheet SDS

  • 2-Furoic hydrazide

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    2-Furoic acid hydrazide
    Catalog Number:
    42887
    CAS Number:
    3326-71-4
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00003235
    Molecular Formula:
    C5H6N2O2
    Molecular Weight:
    126.12
    Specification Sheet SDS

  • 3-(2-Furyl)acrolein

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    3-(2-Furyl)propenal
    Hazmat
    Catalog Number:
    42891
    CAS Number:
    623-30-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00003256
    Molecular Formula:
    C7H6O2
    Molecular Weight:
    122.12
    Specification Sheet SDS

  • 2-Furonitrile

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    2-Furancarbonitrile
    Hazmat
    Catalog Number:
    42890
    CAS Number:
    617-90-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00003223
    Molecular Formula:
    C5H3NO
    Molecular Weight:
    93.09
    Specification Sheet SDS

  • Tetrahydrofurfuryl acetate

    Purity:
    ≥ 97% (GC)
    Catalog Number:
    42878
    CAS Number:
    637-64-9
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00022478
    Molecular Formula:
    C7H12O3
    Molecular Weight:
    144.17
    Specification Sheet SDS

  • (Tetrahydrofuran-2-yl)acetonitrile

    Purity:
    ≥ 98% (GC)
    Synonym:
    Tetrahydrofurfurylcarbonitrile
    Catalog Number:
    42884
    CAS Number:
    33414-62-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD03206782
    Molecular Formula:
    C6H9NO
    Molecular Weight:
    111.14
    Specification Sheet SDS

  • Furfurylamine

    Hazmat
    Purity:
    ≥ 99.50% (GC)
    Synonym:
    2-Aminomethylfuran
    Hazmat
    Catalog Number:
    42892
    CAS Number:
    617-89-0
    Purity Limit:
    ≥ 99.50% (GC)
    MDL NO:
    MFCD00003258
    Molecular Formula:
    C5H7NO
    Molecular Weight:
    97.12
    Specification Sheet SDS

  • n-Octyl 2-furancarboxylate

    Purity:
    ≥ 97% (GC)
    Synonym:
    2-Furancarboxylic acid n-octyl ester
    Catalog Number:
    42886
    CAS Number:
    39251-88-2
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00209524
    Molecular Formula:
    C13H20O3
    Molecular Weight:
    224.3
    Specification Sheet SDS

  • 5-Nitro-2-furancarboxylic acid

    Purity:
    ≥ 98% (GC)
    Synonym:
    2-Carboxy-5-nitrofuran
    Catalog Number:
    42882
    CAS Number:
    645-12-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00003240
    Molecular Formula:
    C5H3NO5
    Molecular Weight:
    157.08
    Specification Sheet SDS

  • 2,5-Dimethyl-4-methoxy-3(2H)-furanone

    Purity:
    ≥ 97% (GC)
    Catalog Number:
    42874
    CAS Number:
    4077-47-8
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00209504
    Molecular Formula:
    C7H10O3
    Molecular Weight:
    142.15
    Specification Sheet SDS

  • 3-(2-Furyl)acrylic acid

    Purity:
    ≥ 98% (GC)
    Synonym:
    2-Furanacrylic acid
    Catalog Number:
    42889
    CAS Number:
    539-47-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00003257
    Molecular Formula:
    C7H6O3
    Molecular Weight:
    138.12
    Specification Sheet SDS

  • 2-Ethyl-4-hydroxy-5-methyl-3(2H)-furanone (mixture of isomers)

    Purity:
    ≥ 97% (Assay by titration)
    Catalog Number:
    42885
    CAS Number:
    27538-10-9
    Purity Limit:
    ≥ 97% (Assay by titration)
    MDL NO:
    MFCD00191360
    Molecular Formula:
    C7H10O3
    Molecular Weight:
    142.15
    Specification Sheet SDS

  • S-Furfuryl thiopropionate

    Purity:
    ≥ 98% (GC)
    Synonym:
    Thiopropionic acid S-furfuryl ester
    Catalog Number:
    42883
    CAS Number:
    59020-85-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00040264
    Molecular Formula:
    C8H10O2S
    Molecular Weight:
    170.23
    Specification Sheet SDS

  • Bis(2-methyl-3-furyl) disulfide

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    42879
    CAS Number:
    28588-75-2
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD01074774
    Molecular Formula:
    C10H10O2S2
    Molecular Weight:
    226.31
    Specification Sheet SDS

  • 1,4-Anhydroerythritol

    Purity:
    ≥ 98% (GC)
    Synonym:
    cis-3,4-Tetrahydrofurandiol
    Catalog Number:
    42881
    CAS Number:
    4358-64-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00075210
    Molecular Formula:
    C4H8O3
    Molecular Weight:
    104.11
    Specification Sheet SDS

  • 1-(Furan-2-yl)but-3-en-1-ol

    Purity:
    ≥ 95% (GC)
    Synonym:
    a-2-Propen-1-yl-2-furanmethanol
    Catalog Number:
    42880
    CAS Number:
    6398-51-2
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD03093935
    Molecular Formula:
    C8H10O2
    Molecular Weight:
    138.17
    Specification Sheet SDS

  • Furfuryl acetate

    Purity:
    ≥ 97% (GC)
    Synonym:
    Acetic acid furfuryl ester
    Catalog Number:
    42873
    CAS Number:
    623-17-6
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00003251
    Molecular Formula:
    C7H8O3
    Molecular Weight:
    140.14
    Specification Sheet SDS

  • 2-Methyl-3-(propyldithio)furan

    Hazmat
    Purity:
    ≥ 97% (GC)
    Synonym:
    2-Methyl-3-furyl propyl disulfide
    Hazmat
    Catalog Number:
    42867
    CAS Number:
    61197-09-9
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD01729816
    Molecular Formula:
    C8H12OS2
    Molecular Weight:
    188.3
    Specification Sheet SDS

  • 3-Aminotetrahydrofuran

    Hazmat
    Purity:
    ≥ 97% (GC)
    Hazmat
    Catalog Number:
    42872
    CAS Number:
    88675-24-5
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD07778394
    Molecular Formula:
    C4H9NO
    Molecular Weight:
    87.12
    Specification Sheet SDS

  • 2,5-Dimethoxy-2,5-dihydrofuran (cis- and trans- mixture)

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    2,5-Dihydro-2,5-dimethoxyfuran (cis- and trans- mixture)
    Hazmat
    Catalog Number:
    42877
    CAS Number:
    332-77-4
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00003220
    Molecular Formula:
    C6H10O3
    Molecular Weight:
    130.14
    Specification Sheet SDS

  • Furan (stabilized with BHT)

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    Divinylene oxide (stabilized with BHT)
    Hazmat
    Catalog Number:
    42858
    CAS Number:
    110-00-9
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00003222
    Molecular Formula:
    C4H4O
    Molecular Weight:
    68.08
    Specification Sheet SDS

  • 2-Methylfuran

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    42866
    CAS Number:
    534-22-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00003248
    Molecular Formula:
    C5H6O
    Molecular Weight:
    82.1
    Specification Sheet SDS

  • 2-Methoxyfuran

    Hazmat
    Purity:
    ≥ 97% (GC)
    Synonym:
    2-Furyl methyl ether
    Hazmat
    Catalog Number:
    42855
    CAS Number:
    25414-22-6
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00003227
    Molecular Formula:
    C5H6O2
    Molecular Weight:
    98.1
    Specification Sheet SDS

  • 2,5-Dimethoxytetrahydrofuran (cis- and trans- mixture)

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    Tetrahydro-2,5-dimethoxyfuran (cis- and trans- mixture)
    Hazmat
    Catalog Number:
    42870
    CAS Number:
    696-59-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00005359
    Molecular Formula:
    C6H12O3
    Molecular Weight:
    132.16
    Specification Sheet SDS

  • Tetrahydrofurfuryl bromide

    Purity:
    ≥ 95% (GC)
    Synonym:
    2-(Bromomethyl)tetrahydrofuran
    Catalog Number:
    42875
    CAS Number:
    1192-30-9
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD00016894
    Molecular Formula:
    C5H9BrO
    Molecular Weight:
    165.03
    Specification Sheet SDS

  • Furfuryl methyl sulfide

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    42845
    CAS Number:
    1438-91-1
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00009604
    Molecular Formula:
    C6H8OS
    Molecular Weight:
    128.19
    Specification Sheet SDS

  • Methyl 3-methyl-2-furancarboxylate

    Purity:
    ≥ 98% (GC)
    Synonym:
    3-Methyl-2-furancarboxylic acid methyl ester
    Catalog Number:
    42862
    CAS Number:
    6141-57-7
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00014110
    Molecular Formula:
    C7H8O3
    Molecular Weight:
    140.14
    Specification Sheet SDS

  • S-(2-Methyl-3-furyl) thioacetate

    Hazmat
    Purity:
    ≥ 96% (GC)
    Synonym:
    Thioacetic acid S-(2-methyl-3-furyl) ester
    Hazmat
    Catalog Number:
    42850
    CAS Number:
    55764-25-5
    Purity Limit:
    ≥ 96% (GC)
    MDL NO:
    MFCD01632595
    Molecular Formula:
    C7H8O2S
    Molecular Weight:
    156.2
    Specification Sheet SDS

  • 5-Formyl-2-furancarboxylic acid

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    5-Formyl-2-furoic acid
    Catalog Number:
    42865
    CAS Number:
    13529-17-4
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD00020924
    Molecular Formula:
    C6H4O4
    Molecular Weight:
    140.09
    Specification Sheet SDS

  • Isoamyl 2-furancarboxylate (contains 2-Methylbutyl 2-furancarboxylate)

    Purity:
    ≥ 80% (GC)
    Synonym:
    2-Furancarboxylic acid isoamyl ester (contains 2-methylbutyl 2-furancarboxylate)
    Catalog Number:
    42839
    CAS Number:
    615-12-3
    Purity Limit:
    ≥ 80% (GC)
    MDL NO:
    MFCD00059015
    Molecular Formula:
    C10H14O3
    Molecular Weight:
    182.22
    Specification Sheet SDS

  • Difurfuryl sulfide

    Purity:
    ≥ 98% (GC)
    Synonym:
    Furfuryl sulfide
    Catalog Number:
    42869
    CAS Number:
    13678-67-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00010081
    Molecular Formula:
    C10H10O2S
    Molecular Weight:
    194.25
    Specification Sheet SDS

  • 2-Methyl-3-(methylthio)furan

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    42864
    CAS Number:
    63012-97-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD03701635
    Molecular Formula:
    C6H8OS
    Molecular Weight:
    128.19
    Specification Sheet SDS

  • 4-(2-Furyl)-3-buten-2-one

    Purity:
    ≥ 98% (GC)
    Synonym:
    Furfuralacetone
    Catalog Number:
    42868
    CAS Number:
    623-15-4
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00039566
    Molecular Formula:
    C8H8O2
    Molecular Weight:
    136.15
    Specification Sheet SDS

  • 3-Methylfuran (stabilized with HQ)

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    42863
    CAS Number:
    930-27-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00060134
    Molecular Formula:
    C5H6O
    Molecular Weight:
    82.1
    Specification Sheet SDS

  • 3-Acetyl-2,5-dimethylfuran

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    42833
    CAS Number:
    10599-70-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00010281
    Molecular Formula:
    C8H10O2
    Molecular Weight:
    138.17
    Specification Sheet SDS

  • 2-Methyl-3-(methyldithio)furan

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    Methyl 2-methyl-3-furyl disulfide
    Hazmat
    Catalog Number:
    42860
    CAS Number:
    65505-17-1
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00038643
    Molecular Formula:
    C6H8OS2
    Molecular Weight:
    160.25
    Specification Sheet SDS

  • Tetrahydrofurfuryl butyrate

    Purity:
    ≥ 98% (GC)
    Synonym:
    Butyric acid tetrahydrofurfuryl ester
    Catalog Number:
    42861
    CAS Number:
    2217-33-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00059734
    Molecular Formula:
    C9H16O3
    Molecular Weight:
    172.22
    Specification Sheet SDS

  • Methyl tetrahydrofuran-2-carboxylate

    Purity:
    ≥ 98% (GC)
    Synonym:
    Tetrahydrofuran-2-carboxylic acid methyl ester
    Catalog Number:
    42853
    CAS Number:
    37443-42-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00154541
    Molecular Formula:
    C6H10O3
    Molecular Weight:
    130.14
    Specification Sheet SDS

  • Tetrahydrofuran-3-one

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    42852
    CAS Number:
    22929-52-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD07778393
    Molecular Formula:
    C4H6O2
    Molecular Weight:
    86.09
    Specification Sheet SDS

  • Ethyl 2-furancarboxylate

    Purity:
    ≥ 98% (GC)
    Synonym:
    Ethyl 2-furoate
    Catalog Number:
    42842
    CAS Number:
    614-99-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00003237
    Molecular Formula:
    C7H8O3
    Molecular Weight:
    140.14
    Specification Sheet SDS

  • 2-Methyl-5-propionylfuran

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    42857
    CAS Number:
    10599-69-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00053142
    Molecular Formula:
    C8H10O2
    Molecular Weight:
    138.17
    Specification Sheet SDS
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