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Building Blocks

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

  • 2,3-Difluorobenzaldehyde

    Hazmat
    Purity:
    ≥ 97% (GC)
    Hazmat
    Catalog Number:
    45159
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    2646-91-5
    MDL NO:
    MFCD00010292
    Molecular Formula:
    C7H4F2O
    Molecular Weight:
    142.1
    Specification Sheet SDS

  • 4-Fluoro-3-methylbenzaldehyde

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    45149
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    135427-08-6
    MDL NO:
    MFCD01631431
    Molecular Formula:
    C8H7FO
    Molecular Weight:
    138.14
    Specification Sheet SDS

  • 2,6-Difluorobenzaldehyde

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45156
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    437-81-0
    MDL NO:
    MFCD00010293
    Molecular Formula:
    C7H4F2O
    Molecular Weight:
    142.1
    Specification Sheet SDS

  • 4-(Trifluoromethoxy)benzaldehyde

    Purity:
    ≥ 97% (GC)
    Catalog Number:
    45160
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    659-28-9
    MDL NO:
    MFCD00041530
    Molecular Formula:
    C8H5F3O2
    Molecular Weight:
    190.12
    Specification Sheet SDS

  • 2,3,4-Trifluorobenzaldehyde

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    45153
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    161793-17-5
    MDL NO:
    MFCD00061230
    Molecular Formula:
    C7H3F3O
    Molecular Weight:
    160.1
    Specification Sheet SDS

  • 4-(3-Fluorobenzyloxy)benzaldehyde

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45152
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    66742-57-2
    MDL NO:
    MFCD02605317
    Molecular Formula:
    C14H11FO2
    Molecular Weight:
    230.24
    Specification Sheet SDS

  • 4-(1,1,2,2-Tetrafluoroethoxy)benzaldehyde

    Purity:
    ≥ 97% (GC)
    Catalog Number:
    45157
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    35295-36-4
    MDL NO:
    MFCD00039577
    Molecular Formula:
    C9H6F4O2
    Molecular Weight:
    222.14
    Specification Sheet SDS

  • 6-Fluorosalicylaldehyde

    Purity:
    ≥ 98% (GC)
    Synonym:
    2-Fluoro-6-hydroxybenzaldehyde
    Catalog Number:
    45146
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    38226-10-7
    MDL NO:
    MFCD01090996
    Molecular Formula:
    C7H5FO2
    Molecular Weight:
    140.11
    Specification Sheet SDS

  • 3,5-Difluorobenzaldehyde

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    45148
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    32085-88-4
    MDL NO:
    MFCD00010329
    Molecular Formula:
    C7H4F2O
    Molecular Weight:
    142.1
    Specification Sheet SDS

  • 2-Methoxy-5-(trifluoromethoxy)benzaldehyde

    Purity:
    ≥ 98% (GC)
    Synonym:
    2-Formyl-4-(trifluoromethoxy)anisole
    Catalog Number:
    45142
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    145742-65-0
    MDL NO:
    MFCD04115958
    Molecular Formula:
    C9H7F3O3
    Molecular Weight:
    220.15
    Specification Sheet SDS

  • 4-Fluoro-2-methylbenzaldehyde

    Hazmat
    Purity:
    ≥ 95% (GC)
    Hazmat
    Catalog Number:
    45150
    Purity Limit:
    ≥ 95% (GC)
    CAS Number:
    63082-45-1
    MDL NO:
    MFCD02261764
    Molecular Formula:
    C8H7FO
    Molecular Weight:
    138.14
    Specification Sheet SDS

  • 2,3,6-Trifluorobenzaldehyde

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45154
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    104451-70-9
    MDL NO:
    MFCD00061195
    Molecular Formula:
    C7H3F3O
    Molecular Weight:
    160.1
    Specification Sheet SDS

  • 3-Fluoro-5-(trifluoromethyl)benzaldehyde

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    45151
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    188815-30-7
    MDL NO:
    MFCD00061312
    Molecular Formula:
    C8H4F4O
    Molecular Weight:
    192.11
    Specification Sheet SDS

  • 5-Fluoro-2-methylbenzaldehyde

    Hazmat
    Purity:
    ≥ 95% (GC)
    Hazmat
    Catalog Number:
    45147
    Purity Limit:
    ≥ 95% (GC)
    CAS Number:
    22062-53-9
    MDL NO:
    MFCD02261763
    Molecular Formula:
    C8H7FO
    Molecular Weight:
    138.14
    Specification Sheet SDS

  • 2,4-Bis(trifluoromethyl)benzaldehyde

    Purity:
    ≥ 97% (GC)
    Catalog Number:
    45143
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    59664-42-5
    MDL NO:
    MFCD00083535
    Molecular Formula:
    C9H4F6O
    Molecular Weight:
    242.12
    Specification Sheet SDS

  • 3-Fluoro-4-hydroxybenzaldehyde

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45141
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    405-05-0
    MDL NO:
    MFCD00016626
    Molecular Formula:
    C7H5FO2
    Molecular Weight:
    140.11
    Specification Sheet SDS

  • 5-Fluoro-2-nitrobenzaldehyde

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45145
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    395-81-3
    MDL NO:
    MFCD00153175
    Molecular Formula:
    C7H4FNO3
    Molecular Weight:
    169.11
    Specification Sheet SDS

  • 5-Fluorosalicylaldehyde

    Purity:
    ≥ 98% (GC)
    Synonym:
    5-Fluoro-2-hydroxybenzaldehyde
    Catalog Number:
    45144
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    347-54-6
    MDL NO:
    MFCD01090997
    Molecular Formula:
    C7H5FO2
    Molecular Weight:
    140.11
    Specification Sheet SDS

  • 4-Fluorodiphenylmethane

    Purity:
    ≥ 95% (GC)
    Catalog Number:
    45107
    Purity Limit:
    ≥ 95% (GC)
    CAS Number:
    587-79-1
    MDL NO:
    MFCD00464329
    Molecular Formula:
    C13H11F
    Molecular Weight:
    186.23
    Specification Sheet SDS

  • Methyl 3-bromothiophene-2-carboxylate

    Purity:
    ≥ 98% (GC)
    Synonym:
    3-Bromothiophene-2-carboxylic acid methyl ester
    Catalog Number:
    45009
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    26137-08-6
    MDL NO:
    MFCD00173839
    Molecular Formula:
    C6H5BrO2S
    Molecular Weight:
    221.07
    Specification Sheet SDS

  • Fluorocyclopentane

    Hazmat
    Purity:
    ≥ 95% (GC)
    Hazmat
    Catalog Number:
    45056
    Purity Limit:
    ≥ 95% (GC)
    CAS Number:
    1481-36-3
    MDL NO:
    MFCD08059532
    Molecular Formula:
    C5H9F
    Molecular Weight:
    88.13
    Specification Sheet SDS

  • 2H,3H-Decafluoropentane

    Purity:
    ≥ 98% (GC)
    Synonym:
    2H,3H-Perfluoropentane
    Catalog Number:
    45059
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    138495-42-8
    MDL NO:
    MFCD00798129
    Molecular Formula:
    C5H2F10
    Molecular Weight:
    252.06
    Specification Sheet SDS

  • Mesityl fluoride

    Purity:
    ≥ 98% (GC)
    Synonym:
    2-Fluoromesitylene
    Catalog Number:
    45071
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    392-69-8
    MDL NO:
    MFCD00052365
    Molecular Formula:
    C9H11F
    Molecular Weight:
    138.19
    Specification Sheet SDS

  • 2-Amino-4-chloro-5-formyl-3-thiophenecarbonitrile

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    2-Amino-4-chloro-3-cyano-5-formylthiophene
    Hazmat
    Catalog Number:
    45007
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    104366-23-6
    MDL NO:
    MFCD03788265
    Molecular Formula:
    C6H3ClN2OS
    Molecular Weight:
    186.61
    Specification Sheet SDS

  • 1-Fluoroadamantane

    Purity:
    ≥ 98% (GC)
    Synonym:
    1-Adamantyl fluoride
    Catalog Number:
    45054
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    768-92-3
    MDL NO:
    MFCD02682106
    Molecular Formula:
    C10H15F
    Molecular Weight:
    154.23
    Specification Sheet SDS

  • 2,5-Diiodothiophene

    Purity:
    ≥ 97% (GC)
    Catalog Number:
    45018
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    625-88-7
    MDL NO:
    MFCD00014525
    Molecular Formula:
    C4H2I2S
    Molecular Weight:
    335.93
    Specification Sheet SDS

  • Methyl 5-chlorothiophene-2-carboxylate

    Purity:
    ≥ 98% (GC)
    Synonym:
    5-Chlorothiophene-2-carboxylic acid methyl ester
    Catalog Number:
    45019
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    35475-03-7
    MDL NO:
    MFCD06203698
    Molecular Formula:
    C6H5ClO2S
    Molecular Weight:
    176.61
    Specification Sheet SDS

  • 3-Fluoro-o-xylene

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    2,3-Dimethylfluorobenzene
    Hazmat
    Catalog Number:
    45066
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    443-82-3
    MDL NO:
    MFCD00000323
    Molecular Formula:
    C8H9F
    Molecular Weight:
    124.16
    Specification Sheet SDS

  • 1,3-Difluorobenzene

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    45093
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    372-18-9
    MDL NO:
    MFCD00000327
    Molecular Formula:
    C6H4F2
    Molecular Weight:
    114.09
    Specification Sheet SDS

  • 5-Chloro-2-fluorobenzaldehyde

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45136
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    96515-79-6
    MDL NO:
    MFCD03094518
    Molecular Formula:
    C7H4ClFO
    Molecular Weight:
    158.56
    Specification Sheet SDS

  • 1,4-Difluorobenzene

    Hazmat
    Purity:
    ≥ 99% (GC)
    Hazmat
    Catalog Number:
    45095
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    540-36-3
    MDL NO:
    MFCD00000344
    Molecular Formula:
    C6H4F2
    Molecular Weight:
    114.09
    Specification Sheet SDS

  • 2,3,5,6-Tetrafluorobenzaldehyde

    Hazmat
    Purity:
    ≥ 94% (GC)
    Hazmat
    Catalog Number:
    45138
    Purity Limit:
    ≥ 94% (GC)
    CAS Number:
    19842-76-3
    MDL NO:
    MFCD00167387
    Molecular Formula:
    C7H2F4O
    Molecular Weight:
    178.09
    Specification Sheet SDS

  • Difluoroacetaldehyde ethyl hemiacetal

    Hazmat
    Purity:
    ≥ 90% (NMR)
    Synonym:
    1-Ethoxy-2,2-difluoroethanol
    Hazmat
    Catalog Number:
    45135
    Purity Limit:
    ≥ 90% (NMR)
    CAS Number:
    148992-43-2
    MDL NO:
    MFCD01321160
    Molecular Formula:
    C4H8F2O2
    Molecular Weight:
    126.1
    Specification Sheet SDS

  • 4,6-Dichloro-1,3,5-triazin-2-amine

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    2-Amino-4,6-dichloro-1,3,5-triazine
    Catalog Number:
    45041
    Purity Limit:
    ≥ 95% (HPLC)
    CAS Number:
    933-20-0
    MDL NO:
    MFCD00078331
    Molecular Formula:
    C3H2Cl2N4
    Molecular Weight:
    164.98
    Specification Sheet SDS

  • Pentafluorobenzene

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    45076
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    363-72-4
    MDL NO:
    MFCD00000286
    Molecular Formula:
    C6HF5
    Molecular Weight:
    168.07
    Specification Sheet SDS

  • 1-Ethynyl-3,5-difluorobenzene

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    45106
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    151361-87-4
    MDL NO:
    MFCD04039982
    Molecular Formula:
    C8H4F2
    Molecular Weight:
    138.12
    Specification Sheet SDS

  • Fluorobenzene

    Hazmat
    Purity:
    ≥ 99% (GC)
    Hazmat
    Catalog Number:
    45087
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    462-06-6
    MDL NO:
    MFCD00000280
    Molecular Formula:
    C6H5F
    Molecular Weight:
    96.1
    Specification Sheet SDS

  • 2,6-Difluorotoluene

    Hazmat
    Purity:
    ≥ 99% (GC)
    Hazmat
    Catalog Number:
    45115
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    443-84-5
    MDL NO:
    MFCD00043898
    Molecular Formula:
    C7H6F2
    Molecular Weight:
    128.12
    Specification Sheet SDS

  • 2,3,4,5-Tetrafluorobenzaldehyde

    Hazmat
    Purity:
    ≥ 97% (GC)
    Hazmat
    Catalog Number:
    45129
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    16583-06-5
    MDL NO:
    MFCD02683041
    Molecular Formula:
    C7H2F4O
    Molecular Weight:
    178.09
    Specification Sheet SDS

  • 3-Acetyl-2-(aminosulfonyl)-5-chlorothiophene

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    3-Acetyl-5-chloro-2-thiophenesulfonamide
    Catalog Number:
    45004
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    160982-10-5
    MDL NO:
    MFCD09033309
    Molecular Formula:
    C6H6ClNO3S2
    Molecular Weight:
    239.69
    Specification Sheet SDS

  • 4-Fluoro-o-xylene

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    3,4-Dimethylfluorobenzene
    Hazmat
    Catalog Number:
    45081
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    452-64-2
    MDL NO:
    MFCD00039217
    Molecular Formula:
    C8H9F
    Molecular Weight:
    124.16
    Specification Sheet SDS

  • 1,3-Bis(trifluoromethyl)benzene

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    α,α,α,α',α',α'-Hexafluoro-m-xylene
    Hazmat
    Catalog Number:
    45078
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    402-31-3
    MDL NO:
    MFCD00000392
    Molecular Formula:
    C8H4F6
    Molecular Weight:
    214.11
    Specification Sheet SDS

  • 3-Fluoro-4-methylbenzaldehyde

    Hazmat
    Purity:
    ≥ 95% (GC)
    Hazmat
    Catalog Number:
    45133
    Purity Limit:
    ≥ 95% (GC)
    CAS Number:
    177756-62-6
    MDL NO:
    MFCD01631532
    Molecular Formula:
    C8H7FO
    Molecular Weight:
    138.14
    Specification Sheet SDS

  • 4-Chloro-2-fluorobenzaldehyde

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45128
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    61072-56-8
    MDL NO:
    MFCD00143282
    Molecular Formula:
    C7H4ClFO
    Molecular Weight:
    158.56
    Specification Sheet SDS

  • 3,4-Dichlorothiophene 1,1-dioxide

    Purity:
    ≥ 96% (GC)
    Catalog Number:
    45021
    Purity Limit:
    ≥ 96% (GC)
    CAS Number:
    52819-14-4
    MDL NO:
    MFCD00187130
    Molecular Formula:
    C4H2Cl2O2S
    Molecular Weight:
    185.02
    Specification Sheet SDS

  • tert-Butyl (4-bromothiophen-2-yl)carbamate

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    tert-Butyl (4-Bromo-2-thienyl)carbamate
    Catalog Number:
    45026
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    868387-45-5
    MDL NO:
    MFCD13195314
    Molecular Formula:
    C9H12BrNO2S
    Molecular Weight:
    278.16
    Specification Sheet SDS

  • 2-Fluoro-5-formylbenzonitrile

    Purity:
    ≥ 98% (GC)
    Synonym:
    3-Cyano-4-fluorobenzaldehyde
    Catalog Number:
    45126
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    218301-22-5
    MDL NO:
    MFCD01863558
    Molecular Formula:
    C8H4FNO
    Molecular Weight:
    149.12
    Specification Sheet SDS

  • 2-Chloro-3-methylthiophene

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45010
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    14345-97-2
    MDL NO:
    MFCD00130083
    Molecular Formula:
    C5H5ClS
    Molecular Weight:
    132.61
    Specification Sheet SDS

  • 4-Chloro-3-(trifluoromethyl)benzaldehyde

    Purity:
    ≥ 97% (GC)
    Catalog Number:
    45127
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    34328-46-6
    MDL NO:
    MFCD00040722
    Molecular Formula:
    C8H4ClF3O
    Molecular Weight:
    208.56
    Specification Sheet SDS

  • 2,5-Dibromo-3,4-dinitrothiophene

    Purity:
    ≥ 99% (GC)
    Catalog Number:
    45015
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    52431-30-8
    MDL NO:
    MFCD00015537
    Molecular Formula:
    C4Br2N2O4S
    Molecular Weight:
    331.92
    Specification Sheet SDS
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