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Building Blocks

8717
Sub Categories
Fluorinated Building Blocks 1834
Heterocyclic Building Blocks 3772
Non-Heterocyclic Building Blocks 3171

  • 3-Methyl-4-nitroquinoline 1-oxide

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    3-Methyl-4-nitroquinoline N-oxide
    Catalog Number:
    43916
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    14073-00-8
    MDL NO:
    MFCD01685462
    Molecular Formula:
    C10H8N2O3
    Molecular Weight:
    204.19
    Specification Sheet SDS

  • 1,4-Dihydro-4-oxoquinoline-3-carboxylic acid

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    43915
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    13721-01-2
    MDL NO:
    MFCD00498984
    Molecular Formula:
    C10H7NO3
    Molecular Weight:
    189.17
    Specification Sheet SDS

  • 6-(Aminomethyl)quinoline

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43910
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    99071-54-2
    MDL NO:
    MFCD02853688
    Molecular Formula:
    C10H10N2
    Molecular Weight:
    158.2
    Specification Sheet SDS

  • 6-Hydroxy-2-methylquinoline

    Purity:
    ≥ 98% (GC)
    Synonym:
    6-Hydroxyquinaldine
    Catalog Number:
    43907
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    613-21-8
    MDL NO:
    MFCD00047600
    Molecular Formula:
    C10H9NO
    Molecular Weight:
    159.19
    Specification Sheet SDS

  • 8-Hydroxyquinoline-5-sulfonic acid monohydrate

    Purity:
    ≥ 98% (Assay)
    Synonym:
    Oxine-5-sulfonic acid monohydrate
    Catalog Number:
    43909
    Purity Limit:
    ≥ 98% (Assay)
    CAS Number:
    283158-18-9
    MDL NO:
    MFCD00006795
    Molecular Formula:
    C9H7NO4S·H2O
    Molecular Weight:
    243.24
    Specification Sheet SDS

  • 4-Methylcarbostyril

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    2-Hydroxylepidine
    Catalog Number:
    43903
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    607-66-9
    MDL NO:
    MFCD00006745
    Molecular Formula:
    C10H9NO
    Molecular Weight:
    159.19
    Specification Sheet SDS

  • 2-Methyl-4-quinolinol

    Purity:
    ≥ 98% (GC)
    Synonym:
    4-Hydroxy-2-methylquinoline
    Catalog Number:
    43892
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    607-67-0
    MDL NO:
    MFCD00006758
    Molecular Formula:
    C10H9NO
    Molecular Weight:
    159.19
    Specification Sheet SDS

  • 4-Hydroxy-1-methyl-2-quinolone

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    43904
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    1677-46-9
    MDL NO:
    MFCD00024052
    Molecular Formula:
    C10H9NO2
    Molecular Weight:
    175.19
    Specification Sheet SDS

  • 1-Acetyl-1,2,3,4-tetrahydroquinoline

    Purity:
    ≥ 98% (GC)
    Synonym:
    1,2,3,4-Tetrahydro-1-acetylquinoline
    Catalog Number:
    43908
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    4169-19-1
    MDL NO:
    MFCD01195305
    Molecular Formula:
    C11H13NO
    Molecular Weight:
    175.23
    Specification Sheet SDS

  • 8-Hydroxyquinoline-2-carbaldehyde

    Purity:
    ≥ 98% (GC)
    Synonym:
    8-Hydroxyquinoline-2-carboxaldehyde
    Catalog Number:
    43896
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    14510-06-6
    MDL NO:
    MFCD00168962
    Molecular Formula:
    C10H7NO2
    Molecular Weight:
    173.17
    Specification Sheet SDS

  • 4-Quinolinecarboxaldehyde

    Purity:
    ≥ 97% (GC)
    Synonym:
    Cinchoninaldehyde
    Catalog Number:
    43901
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    4363-93-3
    MDL NO:
    MFCD00006781
    Molecular Formula:
    C10H7NO
    Molecular Weight:
    157.17
    Specification Sheet SDS

  • 7-Quinolinecarboxaldehyde

    Purity:
    ≥ 98% (GC)
    Synonym:
    7-Formylquinoline
    Catalog Number:
    43898
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    49573-30-0
    MDL NO:
    MFCD01366121
    Molecular Formula:
    C10H7NO
    Molecular Weight:
    157.17
    Specification Sheet SDS

  • 7-Nitro-1,2,3,4-tetrahydroquinoline

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    43902
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    30450-62-5
    MDL NO:
    MFCD00496654
    Molecular Formula:
    C9H10N2O2
    Molecular Weight:
    178.19
    Specification Sheet SDS

  • 5-Quinolinecarboxylic acid

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    43900
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    7250-53-5
    MDL NO:
    MFCD00047608
    Molecular Formula:
    C10H7NO2
    Molecular Weight:
    173.17
    Specification Sheet SDS

  • 2-Phenylquinoline-4-carboxylic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Cinchophen
    Catalog Number:
    43893
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    132-60-5
    MDL NO:
    MFCD00006750
    Molecular Formula:
    C16H11NO2
    Molecular Weight:
    249.27
    Specification Sheet SDS

  • 5-Quinolinol

    Purity:
    ≥ 98% (GC)
    Synonym:
    5-Hydroxyquinoline
    Catalog Number:
    43897
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    578-67-6
    MDL NO:
    MFCD00006792
    Molecular Formula:
    C9H7NO
    Molecular Weight:
    145.16
    Specification Sheet SDS

  • Quinoline isoamyl iodide

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    Quinoline isopentyl iodide
    Catalog Number:
    43895
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    54899-89-7
    MDL NO:
    MFCD00060040
    Molecular Formula:
    C14H18IN
    Molecular Weight:
    327.21
    Specification Sheet SDS

  • 7-Methyl-8-nitroquinoline

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43890
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    7471-63-8
    MDL NO:
    MFCD00041234
    Molecular Formula:
    C10H8N2O2
    Molecular Weight:
    188.19
    Specification Sheet SDS

  • 6,8-Dimethoxy-4-methylquinoline

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43891
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    51049-14-0
    MDL NO:
    MFCD00191629
    Molecular Formula:
    C12H13NO2
    Molecular Weight:
    203.24
    Specification Sheet SDS

  • 8-Ethoxyquinoline-5-sulfonic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Actinoquinol
    Catalog Number:
    43886
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    15301-40-3
    MDL NO:
    MFCD00065059
    Molecular Formula:
    C11H11NO4S
    Molecular Weight:
    253.27
    Specification Sheet SDS

  • Quinoline hydrochloride

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    43887
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    530-64-3
    MDL NO:
    MFCD00043788
    Molecular Formula:
    C9H7N·HCl
    Molecular Weight:
    165.62
    Specification Sheet SDS

  • N-Carbobenzoxy-3-pyrroline

    Purity:
    ≥ 97% (GC)
    Synonym:
    N-Cbz-3-pyrroline
    Catalog Number:
    43870
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    31970-04-4
    MDL NO:
    MFCD01863559
    Molecular Formula:
    C12H13NO2
    Molecular Weight:
    203.24
    Specification Sheet SDS

  • Quinoline N-oxide

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43888
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    1613-37-2
    MDL NO:
    MFCD00006737
    Molecular Formula:
    C9H7NO
    Molecular Weight:
    145.16
    Specification Sheet SDS

  • Quinoline

    Hazmat
    Purity:
    ≥ 97% (GC)
    Hazmat
    Catalog Number:
    43889
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    91-22-5
    MDL NO:
    MFCD00006736
    Molecular Formula:
    C9H7N
    Molecular Weight:
    129.16
    Specification Sheet SDS

  • Benzoyleneurea

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    2,4(1H,3H-Quinazolinedione
    Catalog Number:
    43884
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    86-96-4
    MDL NO:
    MFCD00006699
    Molecular Formula:
    C8H6N2O2
    Molecular Weight:
    162.15
    Specification Sheet SDS

  • Quinazoline

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43883
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    253-82-7
    MDL NO:
    MFCD00006712
    Molecular Formula:
    C8H6N2
    Molecular Weight:
    130.15
    Specification Sheet SDS

  • 6,7-Dimethoxyquinazoline-2,4-dione

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    43882
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    28888-44-0
    MDL NO:
    MFCD00023889
    Molecular Formula:
    C10H10N2O4
    Molecular Weight:
    222.2
    Specification Sheet SDS

  • 3-Pyrroline (contains Pyrrolidine)

    Hazmat
    Purity:
    ≥ 70% (GC)
    Hazmat
    Catalog Number:
    43872
    Purity Limit:
    ≥ 70% (GC)
    CAS Number:
    109-96-6
    MDL NO:
    MFCD00005213
    Molecular Formula:
    C4H7N
    Molecular Weight:
    69.11
    Specification Sheet SDS

  • 4-Amino-2-methylquinoline

    Purity:
    ≥ 97% (GC)
    Synonym:
    4-Aminoquinaldine
    Catalog Number:
    43874
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    6628-04-2
    MDL NO:
    MFCD00006759
    Molecular Formula:
    C10H10N2
    Molecular Weight:
    158.2
    Specification Sheet SDS

  • 6-Methoxy-2-methylquinoline

    Purity:
    ≥ 98% (GC)
    Synonym:
    6-Methoxyquinaldine
    Catalog Number:
    43877
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    1078-28-0
    MDL NO:
    MFCD00006761
    Molecular Formula:
    C11H11NO
    Molecular Weight:
    173.22
    Specification Sheet SDS

  • 6-Acetoxy-7-methoxy-3H-quinazolin-4-one

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    6-Acetoxy-7-methoxy-4(3H-quinazolinone
    Catalog Number:
    43885
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    179688-53-0
    MDL NO:
    MFCD09951978
    Molecular Formula:
    C11H10N2O4
    Molecular Weight:
    234.21
    Specification Sheet SDS

  • 2-Mercapto-4(3H)-quinazolinone

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    2-Thio-4(3H)-quinazolinone
    Catalog Number:
    43880
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    13906-09-7
    MDL NO:
    MFCD00006885
    Molecular Formula:
    C8H6N2OS
    Molecular Weight:
    178.21
    Specification Sheet SDS

  • 4-Hydroxyquinazoline

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    4-Quinazolinol
    Catalog Number:
    43881
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    491-36-1
    MDL NO:
    MFCD00511302
    Molecular Formula:
    C8H6N2O
    Molecular Weight:
    146.15
    Specification Sheet SDS

  • Quinaldic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    2-Quinolinecarboxylic acid
    Catalog Number:
    43878
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    93-10-7
    MDL NO:
    MFCD00006752
    Molecular Formula:
    C10H7NO2
    Molecular Weight:
    173.17
    Specification Sheet SDS

  • 2-Methyl-8-quinolinol

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    8-Hydroxy-2-methylquinoline
    Hazmat
    Catalog Number:
    43879
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    826-81-3
    MDL NO:
    MFCD00006765
    Molecular Formula:
    C10H9NO
    Molecular Weight:
    159.19
    Specification Sheet SDS

  • 1,2,3,4-Tetrahydroquinaldine

    Purity:
    ≥ 97% (GC)
    Synonym:
    2-Methyl-1,2,3,4-tetrahydroquinoline
    Catalog Number:
    43875
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    1780-19-4
    MDL NO:
    MFCD00023886
    Molecular Formula:
    C10H13N
    Molecular Weight:
    147.22
    Specification Sheet SDS

  • N,N'-Dibenzyl-3-aminopyrrolidine

    Hazmat
    Purity:
    ≥ 97% (Assay by titration)
    Synonym:
    N-Benzyl-3-(benzylamino)pyrrolidine
    Hazmat
    Catalog Number:
    43862
    Purity Limit:
    ≥ 97% (Assay by titration)
    CAS Number:
    108963-20-8
    MDL NO:
    MFCD00059060
    Molecular Formula:
    C18H22N2
    Molecular Weight:
    266.39
    Specification Sheet SDS

  • N-(p-Toluenesulfonyl)-3-pyrroline

    Purity:
    ≥ 98% (GC)
    Synonym:
    N-Tosyl-3-pyrroline
    Catalog Number:
    43868
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    16851-72-2
    MDL NO:
    MFCD01321189
    Molecular Formula:
    C11H13NO2S
    Molecular Weight:
    223.29
    Specification Sheet SDS

  • Pyrrolidine

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    Tetramethyleneimine
    Hazmat
    Catalog Number:
    43864
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    123-75-1
    MDL NO:
    MFCD00005249
    Molecular Formula:
    C4H9N
    Molecular Weight:
    71.12
    Specification Sheet SDS

  • N-(tert-Butoxycarbonyl)-3-pyrroline

    Purity:
    ≥ 98% (GC)
    Synonym:
    N-Boc-3-pyrroline
    Catalog Number:
    43866
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    73286-70-1
    MDL NO:
    MFCD01863512
    Molecular Formula:
    C9H15NO2
    Molecular Weight:
    169.22
    Specification Sheet SDS

  • Quinaldine ethiodide

    Purity:
    ≥ 99% (Assay by titration)
    Synonym:
    1-Ethylquinaldinium iodide
    Catalog Number:
    43876
    Purity Limit:
    ≥ 99% (Assay by titration)
    CAS Number:
    606-55-3
    MDL NO:
    MFCD00031829
    Molecular Formula:
    C12H14IN
    Molecular Weight:
    299.16
    Specification Sheet SDS

  • 2-Amino-1-pyrroline hydrochloride

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    3,4-Dihydro-2H-pyrrol-5-amine hydrochloride
    Catalog Number:
    43871
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    7544-75-4
    MDL NO:
    MFCD00790772
    Molecular Formula:
    C4H8N2·HCl
    Molecular Weight:
    120.58
    Specification Sheet SDS

  • 2-Methyl-8-nitroquinoline

    Purity:
    ≥ 98% (GC)
    Synonym:
    8-Nitroquinaldine
    Catalog Number:
    43873
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    881-07-2
    MDL NO:
    MFCD00006764
    Molecular Formula:
    C10H8N2O2
    Molecular Weight:
    188.19
    Specification Sheet SDS

  • 1-Benzyl-3-(ethylamino)pyrrolidine

    Hazmat
    Purity:
    ≥ 96% (GC)
    Hazmat
    Catalog Number:
    43853
    Purity Limit:
    ≥ 96% (GC)
    CAS Number:
    115445-21-1
    MDL NO:
    MFCD00191305
    Molecular Formula:
    C13H20N2
    Molecular Weight:
    204.32
    Specification Sheet SDS

  • N-(4-Aminophenyl)maleimide

    Purity:
    ≥ 93% (Assay by titration)
    Catalog Number:
    43869
    Purity Limit:
    ≥ 93% (Assay by titration)
    CAS Number:
    29753-26-2
    MDL NO:
    MFCD00051191
    Molecular Formula:
    C10H8N2O2
    Molecular Weight:
    188.19
    Specification Sheet SDS

  • 1-tert-Butoxycarbonyl-3-cyano-4-pyrrolidone

    Purity:
    ≥ 98% (GC)
    Synonym:
    1-Boc-3-cyano-4-pyrrolidone
    Catalog Number:
    43860
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    175463-32-8
    MDL NO:
    MFCD01318456
    Molecular Formula:
    C10H14N2O3
    Molecular Weight:
    210.23
    Specification Sheet SDS

  • 3-Ethyl-4-methyl-3-pyrrolin-2-one

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    43867
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    766-36-9
    MDL NO:
    MFCD00173861
    Molecular Formula:
    C7H11NO
    Molecular Weight:
    125.17
    Specification Sheet SDS

  • 3-Pyrroline hydrochloride

    Hazmat
    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    2,5-Dihydro-1H-pyrrole hydrochloride
    Hazmat
    Catalog Number:
    43865
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    63468-63-3
    MDL NO:
    MFCD09991892
    Molecular Formula:
    C4H7N·HCl
    Molecular Weight:
    105.57
    Specification Sheet SDS

  • 3-(tert-Butoxycarbonylamino)pyrrolidine

    Purity:
    ≥ 98% (GC)
    Synonym:
    3-(Boc-amino)pyrrolidine
    Catalog Number:
    43858
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    99724-19-3
    MDL NO:
    MFCD00059040
    Molecular Formula:
    C9H18N2O2
    Molecular Weight:
    186.26
    Specification Sheet SDS

  • 1-Methylpyrrolidine-2-thione

    Purity:
    ≥ 97% (GC)
    Catalog Number:
    43861
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    10441-57-3
    MDL NO:
    MFCD00966332
    Molecular Formula:
    C5H9NS
    Molecular Weight:
    115.19
    Specification Sheet SDS
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