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Building Blocks

7868
Sub Categories
Fluorinated Building Blocks 1630
Heterocyclic Building Blocks 3724
Non-Heterocyclic Building Blocks 2573

  • 5-Hexyl-1,3-dithiolo[4,5-d][1,3]dithiole-2-thione

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    43148
    CAS Number:
    202126-51-0
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD29050490
    Molecular Formula:
    C10H14S5
    Molecular Weight:
    294.52
    Specification Sheet SDS

  • 5-(2-Ethoxyphenyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]-7-pyrimidinone

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    43156
    CAS Number:
    139756-21-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD04088989
    Molecular Formula:
    C17H20N4O2
    Molecular Weight:
    312.37
    Specification Sheet SDS

  • Methyl aziridine-2-carboxylate (stabilized with HQ)

    Hazmat
    Purity:
    ≥ 97% (GC)
    Synonym:
    Aziridine-2-carboxylic acid methyl ester (stabilized with HQ)
    Hazmat
    Catalog Number:
    43152
    CAS Number:
    5950-34-5
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00143640
    Molecular Formula:
    C4H7NO2
    Molecular Weight:
    101.11
    Specification Sheet SDS

  • N-Methylsaccharin

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43151
    CAS Number:
    15448-99-4
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00059263
    Molecular Formula:
    C8H7NO3S
    Molecular Weight:
    197.21
    Specification Sheet SDS

  • 1,6-Naphthyridine

    Purity:
    ≥ 97% (Assay by titration)
    Synonym:
    1,6-Diazanaphthalene
    Catalog Number:
    43139
    CAS Number:
    253-72-5
    Purity Limit:
    ≥ 97% (Assay by titration)
    MDL NO:
    MFCD00059750
    Molecular Formula:
    C8H6N2
    Molecular Weight:
    130.15
    Specification Sheet SDS

  • 6-Methyl-2-(p-tolylamino)-4H-3,1-benzoxazin-4-one

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    URB-754
    Catalog Number:
    43150
    CAS Number:
    86672-58-4
    Purity Limit:
    ≥ 95% (HPLC)
    MDL NO:
    MFCD03272508
    Molecular Formula:
    C16H14N2O2
    Molecular Weight:
    266.3
    Specification Sheet SDS

  • 1-Hydroxyphenazine

    Purity:
    ≥ 95% (GC)
    Catalog Number:
    43145
    CAS Number:
    528-71-2
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD00059692
    Molecular Formula:
    C12H8N2O
    Molecular Weight:
    196.21
    Specification Sheet SDS

  • 4H-Indeno[1,2-b]thiophen-4-one

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43142
    CAS Number:
    5706-08-1
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD26668038
    Molecular Formula:
    C11H6OS
    Molecular Weight:
    186.23
    Specification Sheet SDS

  • Thiomorpholine 1,1-dioxide

    Purity:
    ≥ 98% (GC)
    Synonym:
    1,1-Dioxothiomorpholine
    Catalog Number:
    43137
    CAS Number:
    39093-93-1
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD05861623
    Molecular Formula:
    C4H9NO2S
    Molecular Weight:
    135.18
    Specification Sheet SDS

  • Iminostilbene

    Purity:
    ≥ 98% (GC)
    Synonym:
    5H-Dibenzo[b,f]azepine
    Catalog Number:
    43144
    CAS Number:
    256-96-2
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00005071
    Molecular Formula:
    C14H11N
    Molecular Weight:
    193.25
    Specification Sheet SDS

  • 4-Aminothiomorpholine 1,1-dioxide

    Purity:
    ≥ 95% (GC)
    Synonym:
    1,1-Dioxo-4-thiomorpholinamine
    Catalog Number:
    43124
    CAS Number:
    26494-76-8
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD08276264
    Molecular Formula:
    C4H10N2O2S
    Molecular Weight:
    150.2
    Specification Sheet SDS

  • 1,1-Bis(morpholino)ethylene

    Purity:
    ≥ 97% (GC)
    Synonym:
    1,1-Dimorpholinoethylene
    Catalog Number:
    43133
    CAS Number:
    14212-87-4
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00059775
    Molecular Formula:
    C10H18N2O2
    Molecular Weight:
    198.27
    Specification Sheet SDS

  • 2-Methyl-1,8-naphthyridine

    Purity:
    ≥ 98% (GC)
    Synonym:
    2-Methyl-1,8-diazanaphthalene
    Catalog Number:
    43141
    CAS Number:
    1569-16-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD04066717
    Molecular Formula:
    C9H8N2
    Molecular Weight:
    144.18
    Specification Sheet SDS

  • 4-Propargylthiomorpholine 1,1-dioxide

    Purity:
    ≥ 98% (GC)
    Synonym:
    4-(2-Propynyl)thiomorpholine 1,1-dioxide
    Catalog Number:
    43135
    CAS Number:
    10442-03-2
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00085157
    Molecular Formula:
    C7H11NO2S
    Molecular Weight:
    173.23
    Specification Sheet SDS

  • 1,5-Naphthyridine

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    1,5-Diazanaphthalene
    Catalog Number:
    43138
    CAS Number:
    254-79-5
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD00039727
    Molecular Formula:
    C8H6N2
    Molecular Weight:
    130.15
    Specification Sheet SDS

  • 4-(4-Cyanophenyl)morpholine

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    4-Morpholinobenzonitrile
    Hazmat
    Catalog Number:
    43132
    CAS Number:
    10282-31-2
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00100115
    Molecular Formula:
    C11H12N2O
    Molecular Weight:
    188.23
    Specification Sheet SDS

  • Morpholinoacetic acid hydrochloride

    Purity:
    ≥ 98% (Assay by titration)
    Catalog Number:
    43123
    CAS Number:
    89531-58-8
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD03540888
    Molecular Formula:
    C6H11NO3·HCl
    Molecular Weight:
    181.62
    Specification Sheet SDS

  • 4-Phenylthiomorpholine 1,1-dioxide

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43134
    CAS Number:
    17688-68-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00100136
    Molecular Formula:
    C10H13NO2S
    Molecular Weight:
    211.28
    Specification Sheet SDS

  • 4,4'-Dithiodimorpholine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    N,N-Dimorpholine disulfide
    Catalog Number:
    43136
    CAS Number:
    103-34-4
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00023319
    Molecular Formula:
    C8H16N2O2S2
    Molecular Weight:
    236.35
    Specification Sheet SDS

  • 4-(3-Hydroxypropyl)morpholine

    Purity:
    ≥ 98% (GC)
    Synonym:
    3-Morpholinopropanol
    Catalog Number:
    43131
    CAS Number:
    4441-30-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD01713533
    Molecular Formula:
    C7H15NO2
    Molecular Weight:
    145.2
    Specification Sheet SDS

  • N-(2-Cyanoethyl)morpholine

    Purity:
    ≥ 99% (GC)
    Synonym:
    3-Morpholinopropionitrile
    Catalog Number:
    43129
    CAS Number:
    4542-47-6
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00006178
    Molecular Formula:
    C7H12N2O
    Molecular Weight:
    140.19
    Specification Sheet SDS

  • Ethyl 3-(Morpholino)propionate

    Purity:
    ≥ 97% (GC)
    Synonym:
    3-(Morpholino)propionic acid ethyl ester
    Catalog Number:
    43130
    CAS Number:
    20120-24-5
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00014622
    Molecular Formula:
    C9H17NO3
    Molecular Weight:
    187.24
    Specification Sheet SDS

  • 4-Butylmorpholine

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    43128
    CAS Number:
    1005-67-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00023401
    Molecular Formula:
    C8H17NO
    Molecular Weight:
    143.23
    Specification Sheet SDS

  • 4-Benzyl-2-hydroxymorpholin-3-one

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43126
    CAS Number:
    287930-73-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD07776435
    Molecular Formula:
    C11H13NO3
    Molecular Weight:
    207.23
    Specification Sheet SDS

  • 4-(2-Benzothiazolyldithio)morpholine

    Hazmat
    Purity:
    ≥ 95%
    Hazmat
    Catalog Number:
    43127
    CAS Number:
    95-32-9
    Purity Limit:
    ≥ 95%
    MDL NO:
    MFCD00059033
    Molecular Formula:
    C11H12N2OS3
    Molecular Weight:
    284.41
    Specification Sheet SDS

  • 4-(4-Formylphenyl)morpholine

    Purity:
    ≥ 98% (GC)
    Synonym:
    4-Morpholinobenzaldehyde
    Catalog Number:
    43122
    CAS Number:
    1204-86-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00735826
    Molecular Formula:
    C11H13NO2
    Molecular Weight:
    191.23
    Specification Sheet SDS

  • 4-Benzylthiomorpholine 1,1-dioxide

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43125
    CAS Number:
    26475-66-1
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00084894
    Molecular Formula:
    C11H15NO2S
    Molecular Weight:
    225.31
    Specification Sheet SDS

  • N-Acetoacetylmorpholine

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    43114
    CAS Number:
    16695-54-8
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00059774
    Molecular Formula:
    C8H13NO3
    Molecular Weight:
    171.2
    Specification Sheet SDS

  • 4-(4-Nitrophenyl)morpholine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43121
    CAS Number:
    10389-51-2
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00023317
    Molecular Formula:
    C10H12N2O3
    Molecular Weight:
    208.22
    Specification Sheet SDS

  • 4-(3-Hydroxypropyl)thiomorpholine 1,1-dioxide

    Purity:
    ≥ 98% (GC)
    Synonym:
    3-(1,1-Dioxothiomorpholino)-1-propanol
    Catalog Number:
    43117
    CAS Number:
    205194-33-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD03840678
    Molecular Formula:
    C7H15NO3S
    Molecular Weight:
    193.26
    Specification Sheet SDS

  • Methyl 4-(1,1-dioxothiomorpholino)benzoate

    Purity:
    ≥ 98% (GC)
    Synonym:
    4-(1,1-Dioxothiomorpholino)benzoic acid methyl ester
    Catalog Number:
    43112
    CAS Number:
    451485-76-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD02661674
    Molecular Formula:
    C12H15NO4S
    Molecular Weight:
    269.32
    Specification Sheet SDS

  • 4-(p-Tolyl)morpholine

    Purity:
    ≥ 97% (GC)
    Synonym:
    4-Morpholinotoluene
    Catalog Number:
    43116
    CAS Number:
    3077-16-5
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00222003
    Molecular Formula:
    C11H15NO
    Molecular Weight:
    177.25
    Specification Sheet SDS

  • 4-Isobutylmorpholine

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    43119
    CAS Number:
    10315-98-7
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00023382
    Molecular Formula:
    C8H17NO
    Molecular Weight:
    143.23
    Specification Sheet SDS

  • Morpholinoacetonitrile

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    N-Cyanomethylmorpholine
    Hazmat
    Catalog Number:
    43108
    CAS Number:
    5807-02-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00023372
    Molecular Formula:
    C6H10N2O
    Molecular Weight:
    126.16
    Specification Sheet SDS

  • 4-Acetylmorpholine

    Purity:
    ≥ 99% (GC)
    Catalog Number:
    43109
    CAS Number:
    1696-20-4
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00006171
    Molecular Formula:
    C6H11NO2
    Molecular Weight:
    129.16
    Specification Sheet SDS

  • N-Nitrosomorpholine

    Hazmat
    Purity:
    ≥ 99% (GC)
    Hazmat
    Catalog Number:
    43118
    CAS Number:
    59-89-2
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00039710
    Molecular Formula:
    C4H8N2O2
    Molecular Weight:
    116.12
    Specification Sheet SDS

  • 4-(3-Aminopropyl)thiomorpholine 1,1-dioxide

    Purity:
    ≥ 98% (GC)
    Synonym:
    3-(1,1-Dioxothiomorpholino)propylamine
    Catalog Number:
    43120
    CAS Number:
    90000-25-2
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD03840683
    Molecular Formula:
    C7H16N2O2S
    Molecular Weight:
    192.28
    Specification Sheet SDS

  • 1-(4-Morpholinophenyl)-1-phenylprop-2-yn-1-ol

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    43115
    CAS Number:
    194940-93-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD32062923
    Molecular Formula:
    C19H19NO2
    Molecular Weight:
    293.37
    Specification Sheet SDS

  • Thiomorpholinoacetic acid 1',1'-dioxide monohydrate

    Purity:
    ≥ 98% (GC)
    Synonym:
    4-(Carboxymethyl)thiomorpholine 1,1-dioxide monohydrate
    Catalog Number:
    43107
    CAS Number:
    155480-08-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00121261
    Molecular Formula:
    C6H11NO4S·H2O
    Molecular Weight:
    211.24
    Specification Sheet SDS

  • 2-Morpholino-4H-pyrimido[2,1-a]isoquinolin-4-one

    Purity:
    ≥ 98% (GC)
    Synonym:
    Compound 401
    Catalog Number:
    43111
    CAS Number:
    168425-64-7
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD10568147
    Molecular Formula:
    C16H15N3O2
    Molecular Weight:
    281.32
    Specification Sheet SDS

  • 3-Morpholinone

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43113
    CAS Number:
    109-11-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00631009
    Molecular Formula:
    C4H7NO2
    Molecular Weight:
    101.11
    Specification Sheet SDS

  • 2-Morpholinoethyl methacrylate (stabilized with MEHQ)

    Purity:
    ≥ 95% (GC)
    Synonym:
    Methacrylic acid 2-morpholinoethyl ester (stabilized with MEHQ)
    Catalog Number:
    43106
    CAS Number:
    2997-88-8
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD00080577
    Molecular Formula:
    C10H17NO3
    Molecular Weight:
    199.25
    Specification Sheet SDS

  • 4-(2-Aminoethyl)thiomorpholine 1,1-dioxide

    Purity:
    ≥ 97% (GC)
    Synonym:
    2-(1,1-Dioxothiomorpholino)ethylamine
    Catalog Number:
    43110
    CAS Number:
    89937-52-0
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD03840680
    Molecular Formula:
    C6H14N2O2S
    Molecular Weight:
    178.25
    Specification Sheet SDS

  • 4-(4-Pyridyl)morpholine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    4-Morpholinopyridine
    Catalog Number:
    43094
    CAS Number:
    2767-91-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00704054
    Molecular Formula:
    C9H12N2O
    Molecular Weight:
    164.21
    Specification Sheet SDS

  • 4-(4-Hydroxybutyl)thiomorpholine 1,1-dioxide

    Purity:
    ≥ 98% (GC)
    Synonym:
    4-(1,1-Dioxothiomorpholino)-1-butanol
    Catalog Number:
    43104
    CAS Number:
    59801-41-1
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD09038525
    Molecular Formula:
    C8H17NO3S
    Molecular Weight:
    207.29
    Specification Sheet SDS

  • 5-Methylisoxazole

    Hazmat
    Purity:
    ≥ 95% (GC)
    Hazmat
    Catalog Number:
    43082
    CAS Number:
    5765-44-6
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD00003152
    Molecular Formula:
    C4H5NO
    Molecular Weight:
    83.09
    Specification Sheet SDS

  • 4-(4-Aminophenyl)morpholin-3-one

    Purity:
    ≥ 98% (GC)
    Synonym:
    4-(3-Oxomorpholino)aniline
    Catalog Number:
    43097
    CAS Number:
    438056-69-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD08236742
    Molecular Formula:
    C10H12N2O2
    Molecular Weight:
    192.22
    Specification Sheet SDS

  • 4-Phenylmorpholine

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    43101
    CAS Number:
    92-53-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00006166
    Molecular Formula:
    C10H13NO
    Molecular Weight:
    163.22
    Specification Sheet SDS

  • cis-2,6-Dimethylmorpholine

    Hazmat
    Purity:
    ≥ 97% (GC)
    Hazmat
    Catalog Number:
    43105
    CAS Number:
    6485-55-8
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00078428
    Molecular Formula:
    C6H13NO
    Molecular Weight:
    115.18
    Specification Sheet SDS

  • 4,4'-Carbonyldimorpholine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43096
    CAS Number:
    38952-62-4
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD06200603
    Molecular Formula:
    C9H16N2O3
    Molecular Weight:
    200.24
    Specification Sheet SDS
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