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Heterocyclic Building Blocks

3724
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  • a-Furil dioxime

    Purity:
    ≥ 97%
    Catalog Number:
    42840
    CAS Number:
    23789-34-6
    Purity Limit:
    ≥ 97%
    MDL NO:
    MFCD00075315
    Molecular Formula:
    C10H8N2O4
    Molecular Weight:
    220.18
    Specification Sheet SDS

  • Ethyl 2-methyl-3-furancarboxylate

    Purity:
    ≥ 96% (GC)
    Synonym:
    2-Methyl-3-furancarboxylic acid ethyl ester
    Catalog Number:
    42830
    CAS Number:
    28921-35-9
    Purity Limit:
    ≥ 96% (GC)
    MDL NO:
    MFCD00134327
    Molecular Formula:
    C8H10O3
    Molecular Weight:
    154.17
    Specification Sheet SDS

  • 5-Methylfurfurylamine

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    2-Aminomethyl-5-methylfuran
    Hazmat
    Catalog Number:
    42854
    CAS Number:
    14003-16-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00143471
    Molecular Formula:
    C6H9NO
    Molecular Weight:
    111.14
    Specification Sheet SDS

  • Sodium 5-formyl-2-furansulfonate

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    5-Formyl-2-furansulfonic acid sodium salt
    Catalog Number:
    42859
    CAS Number:
    31795-44-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00003231
    Molecular Formula:
    C5H3NaO5S
    Molecular Weight:
    198.12
    Specification Sheet SDS

  • 2,5-Dimethyl-3-furanthiol

    Hazmat
    Purity:
    ≥ 97% (GC)
    Synonym:
    3-Mercapto-2,5-dimethylfuran
    Hazmat
    Catalog Number:
    42851
    CAS Number:
    55764-23-3
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00801026
    Molecular Formula:
    C6H8OS
    Molecular Weight:
    128.19
    Specification Sheet SDS

  • 2-Furoyl chloride

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    2-Furancarbonyl chloride
    Hazmat
    Catalog Number:
    42847
    CAS Number:
    527-69-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00003228
    Molecular Formula:
    C5H3ClO2
    Molecular Weight:
    130.53
    Specification Sheet SDS

  • Tetrahydrofurfurylamine

    Hazmat
    Purity:
    ≥ 97% (GC)
    Synonym:
    2-Aminomethyltetrahydrofuran
    Hazmat
    Catalog Number:
    42849
    CAS Number:
    4795-29-3
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00005373
    Molecular Formula:
    C5H11NO
    Molecular Weight:
    101.15
    Specification Sheet SDS

  • [(Tetrahydrofuran-2-yl)methyl]thiourea

    Hazmat
    Purity:
    ≥ 98% (HPLC)
    Hazmat
    Catalog Number:
    42807
    CAS Number:
    66892-25-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00060498
    Molecular Formula:
    C6H12N2OS
    Molecular Weight:
    160.24
    Specification Sheet SDS

  • Propyl 2-furancarboxylate

    Purity:
    ≥ 99% (Assay)
    Synonym:
    2-Furoic acid propyl ester
    Catalog Number:
    42836
    CAS Number:
    615-10-1
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD00046108
    Molecular Formula:
    C8H10O3
    Molecular Weight:
    154.17
    Specification Sheet SDS

  • 2-Ethylfuran

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    42846
    CAS Number:
    3208-16-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00003259
    Molecular Formula:
    C6H8O
    Molecular Weight:
    96.13
    Specification Sheet SDS

  • 3-(5-Nitro-2-furyl)acrylic acid

    Purity:
    ≥ 97% (HPLC)
    Catalog Number:
    42856
    CAS Number:
    6281-23-8
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00143078
    Molecular Formula:
    C7H5NO5
    Molecular Weight:
    183.12
    Specification Sheet SDS

  • 5-Phenyl-2-furancarboxylic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    5-Phenyl-2-furoic acid
    Catalog Number:
    42843
    CAS Number:
    52938-97-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00456304
    Molecular Formula:
    C11H8O3
    Molecular Weight:
    188.18
    Specification Sheet SDS

  • Furfuryl isopropyl sulfide

    Purity:
    ≥ 98% (GC)
    Synonym:
    2-(Isopropylthiomethyl)furan
    Catalog Number:
    42835
    CAS Number:
    1883-78-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00040265
    Molecular Formula:
    C8H12OS
    Molecular Weight:
    156.24
    Specification Sheet SDS

  • 2-Methyltetrahydrofuran (stabilized with BHT)

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    Tetrahydro-2-methylfuran (stabilized with BHT)
    Hazmat
    Catalog Number:
    42848
    CAS Number:
    96-47-9
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00005367
    Molecular Formula:
    C5H10O
    Molecular Weight:
    86.13
    Specification Sheet SDS

  • 1-(5-Nitrofurfurylidene)aminoguanidine hydrochloride

    Purity:
    ≥ 99% (Assay by titration)
    Catalog Number:
    42828
    CAS Number:
    946-48-5
    Purity Limit:
    ≥ 99% (Assay by titration)
    MDL NO:
    MFCD00142564
    Molecular Formula:
    C6H7N5O3·HCl
    Molecular Weight:
    233.61
    Specification Sheet SDS

  • 2-Methoxy-2,4-diphenyl-3(2H)-furanone

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    42844
    CAS Number:
    50632-57-0
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00036834
    Molecular Formula:
    C17H14O3
    Molecular Weight:
    266.3
    Specification Sheet SDS

  • 2-Acetyl-5-methylfuran

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    42838
    CAS Number:
    1193-79-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00003243
    Molecular Formula:
    C7H8O2
    Molecular Weight:
    124.14
    Specification Sheet SDS

  • 5-Nitro-2-furaldehyde

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    5-Nitrofurfural
    Hazmat
    Catalog Number:
    42831
    CAS Number:
    698-63-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00003230
    Molecular Formula:
    C5H3NO4
    Molecular Weight:
    141.08
    Specification Sheet SDS

  • 2,5-Dimethyl-3-furoyl chloride

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    2,5-Dimethylfuran-3-carbonyl chloride
    Hazmat
    Catalog Number:
    42818
    CAS Number:
    50990-93-7
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00221073
    Molecular Formula:
    C7H7ClO2
    Molecular Weight:
    158.58
    Specification Sheet SDS

  • Methyl 2-furancarboxylate

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    2-Furoic acid methyl ester
    Hazmat
    Catalog Number:
    42837
    CAS Number:
    611-13-2
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00003236
    Molecular Formula:
    C6H6O3
    Molecular Weight:
    126.11
    Specification Sheet SDS

  • Furil

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    42834
    CAS Number:
    492-94-4
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00003241
    Molecular Formula:
    C10H6O4
    Molecular Weight:
    190.15
    Specification Sheet SDS

  • 3-Hydroxytetrahydrofuran

    Purity:
    ≥ 97% (GC)
    Synonym:
    Tetrahydrofuran-3-ol
    Catalog Number:
    42841
    CAS Number:
    453-20-3
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00005374
    Molecular Formula:
    C4H8O2
    Molecular Weight:
    88.11
    Specification Sheet SDS

  • 3-Methyltetrahydrofuran

    Hazmat
    Purity:
    ≥ 95% (GC)
    Hazmat
    Catalog Number:
    42829
    CAS Number:
    13423-15-9
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD00039681
    Molecular Formula:
    C5H10O
    Molecular Weight:
    86.13
    Specification Sheet SDS

  • 3-(5-Methyl-2-furyl)propionaldehyde

    Purity:
    ≥ 98% (GC)
    Synonym:
    3-(5-Methyl-2-furyl)propanal
    Catalog Number:
    42832
    CAS Number:
    34756-16-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD01910105
    Molecular Formula:
    C8H10O2
    Molecular Weight:
    138.17
    Specification Sheet SDS

  • 2,5-Diphenylfuran

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    42821
    CAS Number:
    955-83-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00037353
    Molecular Formula:
    C16H12O
    Molecular Weight:
    220.27
    Specification Sheet SDS

  • Tetrahydrofurfuryl acrylate (stabilized with MEHQ)

    Purity:
    ≥ 98% (GC)
    Synonym:
    Acrylic acid tetrahydrofurfuryl ester (stabilized with MEHQ)
    Catalog Number:
    42825
    CAS Number:
    2399-48-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00014516
    Molecular Formula:
    C8H12O3
    Molecular Weight:
    156.18
    Specification Sheet SDS

  • 2,5-Diformylfuran

    Purity:
    ≥ 98% (GC)
    Synonym:
    2,5-Furandicarboxaldehyde
    Catalog Number:
    42827
    CAS Number:
    823-82-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00671517
    Molecular Formula:
    C6H4O3
    Molecular Weight:
    124.1
    Specification Sheet SDS

  • Tetrahydrofurfuryl methacrylate (stabilized with MEHQ)

    Purity:
    ≥ 98% (GC)
    Synonym:
    Methacrylic acid tetrahydrofurfuryl ester (stabilized with MEHQ)
    Catalog Number:
    42811
    CAS Number:
    2455-24-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00014515
    Molecular Formula:
    C9H14O3
    Molecular Weight:
    170.21
    Specification Sheet SDS

  • 2-(Trimethylsilyloxy)furan

    Hazmat
    Purity:
    ≥ 96% (GC)
    Synonym:
    (2-Furanyloxy)trimethylsilane
    Hazmat
    Catalog Number:
    42824
    CAS Number:
    61550-02-5
    Purity Limit:
    ≥ 96% (GC)
    MDL NO:
    MFCD00011729
    Molecular Formula:
    C7H12O2Si
    Molecular Weight:
    156.26
    Specification Sheet SDS

  • 2,5-Dicyanofuran

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    2,5-Furandicarbonitrile
    Hazmat
    Catalog Number:
    42823
    CAS Number:
    58491-62-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00671519
    Molecular Formula:
    C6H2N2O
    Molecular Weight:
    118.1
    Specification Sheet SDS

  • 2,5-Dimethyl-3(2H)-furanone

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    42826
    CAS Number:
    14400-67-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00052571
    Molecular Formula:
    C6H8O2
    Molecular Weight:
    112.13
    Specification Sheet SDS

  • Furfuryl methyl disulfide

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    42816
    CAS Number:
    57500-00-2
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00012326
    Molecular Formula:
    C6H8OS2
    Molecular Weight:
    160.25
    Specification Sheet SDS

  • Tetrahydrofurfuryl chloride

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    2-(Chloromethyl)tetrahydrofuran
    Hazmat
    Catalog Number:
    42819
    CAS Number:
    3003-84-7
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00005370
    Molecular Formula:
    C5H9ClO
    Molecular Weight:
    120.58
    Specification Sheet SDS

  • S-Methyl 2-furancarbothioate

    Purity:
    ≥ 98% (GC)
    Synonym:
    2-Furancarbothioic acid S-methyl ester
    Catalog Number:
    42809
    CAS Number:
    13679-61-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00040266
    Molecular Formula:
    C6H6O2S
    Molecular Weight:
    142.17
    Specification Sheet SDS

  • 2-[[[5-[(Dimethylamino)methyl]-2-furyl]methyl]thio]ethylamine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    2-[[(2-Aminoethyl)thio]methyl]-5-[(dimethylamino)methyl]furan
    Catalog Number:
    42820
    CAS Number:
    66356-53-4
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00277202
    Molecular Formula:
    C10H18N2OS
    Molecular Weight:
    214.33
    Specification Sheet SDS

  • 5-(1,3-Dioxolan-2-yl)-2-furaldehyde

    Purity:
    ≥ 95% (GC)
    Synonym:
    5-(1,3-Dioxolan-2-yl)furfural
    Catalog Number:
    42801
    CAS Number:
    117953-13-6
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD00671521
    Molecular Formula:
    C8H8O4
    Molecular Weight:
    168.15
    Specification Sheet SDS

  • 2-(Furfurylthio)ethylamine

    Purity:
    ≥ 98% (GC)
    Synonym:
    (2-Aminoethylthio)methylfuran
    Catalog Number:
    42812
    CAS Number:
    36415-21-1
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD01075029
    Molecular Formula:
    C7H11NOS
    Molecular Weight:
    157.23
    Specification Sheet SDS

  • 2-(1,3-Dioxolan-2-yl)furan

    Purity:
    ≥ 98% (GC)
    Synonym:
    Furfural ethylene acetal
    Catalog Number:
    42804
    CAS Number:
    1708-41-4
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00671520
    Molecular Formula:
    C7H8O3
    Molecular Weight:
    140.14
    Specification Sheet SDS

  • 2-Pentylfuran

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    2-Amylfuran
    Hazmat
    Catalog Number:
    42810
    CAS Number:
    3777-69-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00036497
    Molecular Formula:
    C9H14O
    Molecular Weight:
    138.21
    Specification Sheet SDS

  • Terebic acid

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    Tetrahydro-2,2-dimethyl-5-oxo-3-furoic acid
    Catalog Number:
    42822
    CAS Number:
    79-91-4
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD00022485
    Molecular Formula:
    C7H10O4
    Molecular Weight:
    158.15
    Specification Sheet SDS

  • 3-Methyl-2-furancarboxylic acid

    Purity:
    ≥ 98% (GC)
    Synonym:
    3-Methyl-2-furoic acid
    Catalog Number:
    42813
    CAS Number:
    4412-96-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00014111
    Molecular Formula:
    C6H6O3
    Molecular Weight:
    126.11
    Specification Sheet SDS

  • 2,3-Dimethylfuran

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    42800
    CAS Number:
    14920-89-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00153893
    Molecular Formula:
    C6H8O
    Molecular Weight:
    96.13
    Specification Sheet SDS

  • Furfuryl methacrylate (stabilized with MEHQ)

    Purity:
    ≥ 95% (GC)
    Synonym:
    Methacrylic acid furfuryl ester (stabilized with MEHQ)
    Catalog Number:
    42814
    CAS Number:
    3454-28-2
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD00046113
    Molecular Formula:
    C9H10O3
    Molecular Weight:
    166.18
    Specification Sheet SDS

  • 5-Acetoxymethylfurfural

    Purity:
    ≥ 98% (GC)
    Synonym:
    Acetic acid 5-formylfurfuryl ester
    Catalog Number:
    42808
    CAS Number:
    10551-58-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00003233
    Molecular Formula:
    C8H8O4
    Molecular Weight:
    168.15
    Specification Sheet SDS

  • 2-Furaldehyde diethyl acetal

    Purity:
    ≥ 98% (GC)
    Synonym:
    2-(Diethoxymethyl)furan
    Catalog Number:
    42817
    CAS Number:
    13529-27-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00003245
    Molecular Formula:
    C9H14O3
    Molecular Weight:
    170.21
    Specification Sheet SDS

  • 2,3-Dihydrofuran

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    42815
    CAS Number:
    1191-99-7
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00003205
    Molecular Formula:
    C4H6O
    Molecular Weight:
    70.09
    Specification Sheet SDS

  • 2,5-Dimethyltetrahydrofuran (stabilized with BHT)

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    42802
    CAS Number:
    1003-38-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00005369
    Molecular Formula:
    C6H12O
    Molecular Weight:
    100.16
    Specification Sheet SDS

  • 8-Methoxy-4-methylbenzo[g]coumarin

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    8-Methoxy-4-methyl-2H-naphtho[2,3-b]pyran-2-one
    Catalog Number:
    42780
    CAS Number:
    69169-71-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00445784
    Molecular Formula:
    C15H12O3
    Molecular Weight:
    240.26
    Specification Sheet SDS

  • Furfuryl propionate

    Purity:
    ≥ 98% (GC)
    Synonym:
    Propionoic acid furfuryl ester
    Catalog Number:
    42806
    CAS Number:
    623-19-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00040262
    Molecular Formula:
    C8H10O3
    Molecular Weight:
    154.17
    Specification Sheet SDS

  • 7-Ethoxy-4-methylcoumarin

    Purity:
    ≥ 99% (GC)
    Catalog Number:
    42792
    CAS Number:
    87-05-8
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00016971
    Molecular Formula:
    C12H12O3
    Molecular Weight:
    204.23
    Specification Sheet SDS
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