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Building Blocks

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

  • Cyclopropyl 2-fluorobenzyl ketone

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45563
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    150322-73-9
    MDL NO:
    MFCD10687164
    Molecular Formula:
    C11H11FO
    Molecular Weight:
    178.21
    Specification Sheet SDS

  • 2,2-Dimethyl-6,6,7,7,8,8,8-heptafluoro-3,5-octanedione

    Hazmat
    Purity:
    ≥ 97% (GC)
    Synonym:
    1,1,1,2,2,3,3-Heptafluoro-7,7-dimethyl-4,6-octadione
    Hazmat
    Catalog Number:
    45562
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    17587-22-3
    MDL NO:
    MFCD00000435
    Molecular Formula:
    C10H11F7O2
    Molecular Weight:
    296.18
    Specification Sheet SDS

  • Methyl pentadecafluoroheptyl ketone

    Hazmat
    Purity:
    ≥ 93% (GC)
    Synonym:
    Methyl perfluoroheptyl ketone
    Hazmat
    Catalog Number:
    45545
    Purity Limit:
    ≥ 93% (GC)
    CAS Number:
    754-85-8
    MDL NO:
    MFCD07368460
    Molecular Formula:
    C9H3F15O
    Molecular Weight:
    412.1
    Specification Sheet SDS

  • 4-Fluoro-4'-hydroxybenzophenone

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45553
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    25913-05-7
    MDL NO:
    MFCD00011484
    Molecular Formula:
    C13H9FO2
    Molecular Weight:
    216.21
    Specification Sheet SDS

  • 2',3',4',5',6'-Pentafluoroacetophenone

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45552
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    652-29-9
    MDL NO:
    MFCD00000296
    Molecular Formula:
    C8H3F5O
    Molecular Weight:
    210.1
    Specification Sheet SDS

  • 2'-Chloro-5'-(trifluoromethyl)acetophenone

    Hazmat
    Purity:
    ≥ 97% (GC)
    Synonym:
    3-Acetyl-4-chlorobenzotrifluoride
    Hazmat
    Catalog Number:
    45554
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    71648-45-8
    MDL NO:
    MFCD00045092
    Molecular Formula:
    C9H6ClF3O
    Molecular Weight:
    222.59
    Specification Sheet SDS

  • 3-Chloro-4'-fluoropropiophenone

    Purity:
    ≥ 96% (GC)
    Catalog Number:
    45550
    Purity Limit:
    ≥ 96% (GC)
    CAS Number:
    347-93-3
    MDL NO:
    MFCD00000991
    Molecular Formula:
    C9H8ClFO
    Molecular Weight:
    186.61
    Specification Sheet SDS

  • 4-Chloro-4'-fluorobutyrophenone

    Purity:
    ≥ 97% (GC)
    Catalog Number:
    45548
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    3874-54-2
    MDL NO:
    MFCD00001007
    Molecular Formula:
    C10H10ClFO
    Molecular Weight:
    200.64
    Specification Sheet SDS

  • 2'-Chloro-4'-fluoroacetophenone

    Purity:
    ≥ 97% (GC)
    Catalog Number:
    45549
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    700-35-6
    MDL NO:
    MFCD00042202
    Molecular Formula:
    C8H6ClFO
    Molecular Weight:
    172.58
    Specification Sheet SDS

  • 2-Chloro-4'-fluorobenzophenone

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45551
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    1806-23-1
    MDL NO:
    MFCD00000559
    Molecular Formula:
    C13H8ClFO
    Molecular Weight:
    234.65
    Specification Sheet SDS

  • Hexafluoroacetylacetone

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    1,1,1,5,5,5-Hexafluoro-2,4-pentanedione
    Hazmat
    Catalog Number:
    45544
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    1522-22-1
    MDL NO:
    MFCD00000426
    Molecular Formula:
    C5H2F6O2
    Molecular Weight:
    208.06
    Specification Sheet SDS

  • Ethyl undecafluoroamyl ketone

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    1H,1H,1H,2H,2H-Undecafluoro-3-octanone
    Hazmat
    Catalog Number:
    45546
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    383177-55-7
    MDL NO:
    MFCD02093488
    Molecular Formula:
    C8H5F11O
    Molecular Weight:
    326.11
    Specification Sheet SDS

  • 4'-Chloro-2,2,2-trifluoroacetophenone

    Purity:
    ≥ 97% (GC)
    Catalog Number:
    45547
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    321-37-9
    MDL NO:
    MFCD00018686
    Molecular Formula:
    C8H4ClF3O
    Molecular Weight:
    208.56
    Specification Sheet SDS

  • 3-(2,4-Difluorobenzoyl)propionic acid

    Purity:
    ≥ 98% (GC)
    Synonym:
    4-(2,4-Difluorophenyl)-4-oxobutyric acid
    Catalog Number:
    45533
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    110931-77-6
    MDL NO:
    MFCD00143016
    Molecular Formula:
    C10H8F2O3
    Molecular Weight:
    214.17
    Specification Sheet SDS

  • Undecafluorohexanoic acid

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    Perfluorohexanoic acid
    Hazmat
    Catalog Number:
    45541
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    307-24-4
    MDL NO:
    MFCD00198040
    Molecular Formula:
    C6HF11O2
    Molecular Weight:
    314.05
    Specification Sheet SDS

  • trans-3,4-Difluorocinnamic acid

    Purity:
    ≥ 98% (GC)
    Synonym:
    trans-3-(3,4-Difluorophenyl)acrylic acid
    Catalog Number:
    45540
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    112897-97-9
    MDL NO:
    MFCD00010320
    Molecular Formula:
    C9H6F2O2
    Molecular Weight:
    184.14
    Specification Sheet SDS

  • 2,2-Difluoropropionic acid

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    45521
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    373-96-6
    MDL NO:
    MFCD03093764
    Molecular Formula:
    C3H4F2O2
    Molecular Weight:
    110.06
    Specification Sheet SDS

  • 2-Fluorobenzohydrazide

    Purity:
    ≥ 98% (GC)
    Synonym:
    2-Fluorobenzoylhydrazine
    Catalog Number:
    45542
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    446-24-2
    MDL NO:
    MFCD00025112
    Molecular Formula:
    C7H7FN2O
    Molecular Weight:
    154.14
    Specification Sheet SDS

  • N-(4-Fluorophenyl)maleimide

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45543
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    6633-22-3
    MDL NO:
    MFCD00033653
    Molecular Formula:
    C10H6FNO2
    Molecular Weight:
    191.16
    Specification Sheet SDS

  • 2,4,5-Trifluoro-3-hydroxybenzoic acid

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45532
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    116751-24-7
    MDL NO:
    MFCD00800378
    Molecular Formula:
    C7H3F3O3
    Molecular Weight:
    192.09
    Specification Sheet SDS

  • 2,4-Difluorophenylacetic acid

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45539
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    81228-09-3
    MDL NO:
    MFCD00009999
    Molecular Formula:
    C8H6F2O2
    Molecular Weight:
    172.13
    Specification Sheet SDS

  • 2,4-Difluorocinnamic acid

    Purity:
    ≥ 98% (GC)
    Synonym:
    3-(2,4-Difluorophenyl)acrylic acid
    Catalog Number:
    45538
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    94977-52-3
    MDL NO:
    MFCD00010317
    Molecular Formula:
    C9H6F2O2
    Molecular Weight:
    184.14
    Specification Sheet SDS

  • trans-3,5-Difluorocinnamic acid

    Purity:
    ≥ 98% (GC)
    Synonym:
    trans-3-(3,5-Difluorophenyl)acrylic acid
    Catalog Number:
    45535
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    147700-58-1
    MDL NO:
    MFCD00010321
    Molecular Formula:
    C9H6F2O2
    Molecular Weight:
    184.14
    Specification Sheet SDS

  • 2-(Trifluoromethyl)benzoic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    α,α,α-Trifluoro-o-toluic acid
    Catalog Number:
    45526
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    433-97-6
    MDL NO:
    MFCD00002476
    Molecular Formula:
    C8H5F3O2
    Molecular Weight:
    190.12
    Specification Sheet SDS

  • 2,5-Difluorobenzoic acid

    Purity:
    ≥ 98% (Assay by titration)
    Catalog Number:
    45536
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    2991-28-8
    MDL NO:
    MFCD00002410
    Molecular Formula:
    C7H4F2O2
    Molecular Weight:
    158.1
    Specification Sheet SDS

  • 4,4-Difluorocyclohexanecarboxylic acid

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45537
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    122665-97-8
    MDL NO:
    MFCD03788493
    Molecular Formula:
    C7H10F2O2
    Molecular Weight:
    164.15
    Specification Sheet SDS

  • 2,4,5-Trifluorophenylacetic acid

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45523
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    209995-38-0
    MDL NO:
    MFCD00082479
    Molecular Formula:
    C8H5F3O2
    Molecular Weight:
    190.12
    Specification Sheet SDS

  • 2,3-Difluoro-6-nitrophenylacetic acid

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45534
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    141428-47-9
    MDL NO:
    MFCD11053839
    Molecular Formula:
    C8H5F2NO4
    Molecular Weight:
    217.13
    Specification Sheet SDS

  • 2,6-Difluoro-4-hydroxybenzoic acid

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45525
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    214917-68-7
    MDL NO:
    MFCD03094500
    Molecular Formula:
    C7H4F2O3
    Molecular Weight:
    174.1
    Specification Sheet SDS

  • trans-2,6-Difluorocinnamic acid

    Purity:
    ≥ 95% (GC)
    Synonym:
    trans-3-(2,6-Difluorophenyl)acrylic acid
    Catalog Number:
    45524
    Purity Limit:
    ≥ 95% (GC)
    CAS Number:
    102082-89-3
    MDL NO:
    MFCD00010319
    Molecular Formula:
    C9H6F2O2
    Molecular Weight:
    184.14
    Specification Sheet SDS

  • 2,2'-Dithiobis(6-fluorobenzoic acid)

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Bis(2-carboxy-3-fluorophenyl) disulfide
    Catalog Number:
    45530
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    147027-64-3
    MDL NO:
    MFCD08276346
    Molecular Formula:
    C14H8F2O4S2
    Molecular Weight:
    342.33
    Specification Sheet SDS

  • 3,3-Difluorocyclobutanecarboxylic acid

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    45517
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    107496-54-8
    MDL NO:
    MFCD08705857
    Molecular Formula:
    C5H6F2O2
    Molecular Weight:
    136.1
    Specification Sheet SDS

  • 2,3,6-Trifluorobenzoic acid

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45527
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    2358-29-4
    MDL NO:
    MFCD00002409
    Molecular Formula:
    C7H3F3O2
    Molecular Weight:
    176.09
    Specification Sheet SDS

  • 2,4-Dichloro-5-fluorobenzoic acid

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45515
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    86522-89-6
    MDL NO:
    MFCD00075281
    Molecular Formula:
    C7H3Cl2FO2
    Molecular Weight:
    209.0
    Specification Sheet SDS

  • 2,6-Difluoro-3-nitrobenzoic acid

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45520
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    83141-10-0
    MDL NO:
    MFCD00119291
    Molecular Formula:
    C7H3F2NO4
    Molecular Weight:
    203.1
    Specification Sheet SDS

  • 4-(Trifluoromethoxy)benzoic acid

    Purity:
    ≥ 97% (GC)
    Synonym:
    α,α,α-Trifluoro-p-anisic acid
    Catalog Number:
    45528
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    330-12-1
    MDL NO:
    MFCD00002541
    Molecular Formula:
    C8H5F3O3
    Molecular Weight:
    206.12
    Specification Sheet SDS

  • 4-(Difluoromethoxy)benzoic acid

    Purity:
    ≥ 98% (GC)
    Synonym:
    α,α-Difluoro-p-anisic acid
    Catalog Number:
    45529
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    4837-20-1
    MDL NO:
    MFCD00221454
    Molecular Formula:
    C8H6F2O3
    Molecular Weight:
    188.13
    Specification Sheet SDS

  • 2,3,4,5-Tetrafluorobenzoic acid

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    45531
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    1201-31-6
    MDL NO:
    MFCD00009613
    Molecular Formula:
    C7H2F4O2
    Molecular Weight:
    194.08
    Specification Sheet SDS

  • 2,6-Difluorobenzoic acid

    Purity:
    ≥ 98% (Assay by titration)
    Catalog Number:
    45516
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    385-00-2
    MDL NO:
    MFCD00002411
    Molecular Formula:
    C7H4F2O2
    Molecular Weight:
    158.1
    Specification Sheet SDS

  • 1-(Trifluoromethyl)cyclopropane-1-carboxylic acid

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    45518
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    277756-46-4
    MDL NO:
    MFCD03093070
    Molecular Formula:
    C5H5F3O2
    Molecular Weight:
    154.09
    Specification Sheet SDS

  • 4-Fluoro-2-(trifluoromethyl)benzoic acid

    Purity:
    ≥ 97% (GC)
    Synonym:
    α,α,α,4-Tetrafluoro-o-toluic acid
    Catalog Number:
    45505
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    141179-72-8
    MDL NO:
    MFCD00040982
    Molecular Formula:
    C8H4F4O2
    Molecular Weight:
    208.11
    Specification Sheet SDS

  • 2,3,5,6-Tetrafluoro-4-methylbenzoic acid

    Purity:
    ≥ 97% (GC)
    Synonym:
    2,3,5,6-Tetrafluoro-p-toluic acid
    Catalog Number:
    45511
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    652-32-4
    MDL NO:
    MFCD00012302
    Molecular Formula:
    C8H4F4O2
    Molecular Weight:
    208.11
    Specification Sheet SDS

  • 2,3-Difluoroisonicotinic acid

    Purity:
    ≥ 98% (GC)
    Synonym:
    2,3-Difluoropyridine-4-carboxylic acid
    Catalog Number:
    45519
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    851386-31-7
    MDL NO:
    MFCD09031174
    Molecular Formula:
    C6H3F2NO2
    Molecular Weight:
    159.09
    Specification Sheet SDS

  • 4-(Trifluoromethylthio)benzoic acid

    Purity:
    ≥ 97% (GC)
    Catalog Number:
    45522
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    330-17-6
    MDL NO:
    MFCD00040906
    Molecular Formula:
    C8H5F3O2S
    Molecular Weight:
    222.18
    Specification Sheet SDS

  • 3-(Trifluoromethyl)cinnamic acid

    Purity:
    ≥ 99% (GC)
    Catalog Number:
    45512
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    779-89-5
    MDL NO:
    MFCD00004393
    Molecular Formula:
    C10H7F3O2
    Molecular Weight:
    216.16
    Specification Sheet SDS

  • 2,6-Difluorophenylacetic acid

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45513
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    85068-28-6
    MDL NO:
    MFCD00010001
    Molecular Formula:
    C8H6F2O2
    Molecular Weight:
    172.13
    Specification Sheet SDS

  • 4-(Trifluoromethyl)cyclohexanecarboxylic acid (cis- and trans- mixture)

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45506
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    95233-30-0
    MDL NO:
    MFCD00220049
    Molecular Formula:
    C8H11F3O2
    Molecular Weight:
    196.17
    Specification Sheet SDS

  • 2,4-Difluoro-3-methoxybenzoic acid

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45514
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    178974-97-5
    MDL NO:
    MFCD02258905
    Molecular Formula:
    C8H6F2O3
    Molecular Weight:
    188.13
    Specification Sheet SDS

  • 2,3,5,6-Tetrafluoro-4-mercaptobenzoic acid

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45508
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    5211-44-9
    MDL NO:
    MFCD00129954
    Molecular Formula:
    C7H2F4O2S
    Molecular Weight:
    226.14
    Specification Sheet SDS

  • 4-Fluoro-2-methoxybenzoic acid

    Purity:
    ≥ 98% (GC)
    Synonym:
    4-Fluoro-o-anisic acid
    Catalog Number:
    45499
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    395-82-4
    MDL NO:
    MFCD00673010
    Molecular Formula:
    C8H7FO3
    Molecular Weight:
    170.14
    Specification Sheet SDS
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