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Building Blocks

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

  • δ-Undecanolactone

    Grade:
    Natural, meets FG specifications, Kosher, FEMA 3
    Purity:
    98 - 100% (Assay, sum of isomers)
    Synonym:
    Undecanoic δ-lactone
    Catalog Number:
    35008
    Grade:
    Natural, meets FG specifications, Kosher, FEMA 3
    Purity Limit:
    98 - 100% (Assay, sum of isomers)
    CAS Number:
    710-04-3
    MDL NO:
    MFCD00006650
    Molecular Formula:
    C11H20O2
    Molecular Weight:
    184.28
    Specification Sheet SDS

  • Cinnamic acid

    Purity:
    ≥ 99% (Assay)
    Synonym:
    β-Phenylacrylic acid
    Catalog Number:
    01532
    Purity Limit:
    ≥ 99% (Assay)
    CAS Number:
    140-10-3
    MDL NO:
    MFCD00004369
    Molecular Formula:
    C9H8O2
    Molecular Weight:
    148.16
    Specification Sheet SDS

  • 1,4-Dichlorobutane

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    Tetramethylene dichloride
    Hazmat
    Catalog Number:
    49221
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    110-56-5
    MDL NO:
    MFCD00001011
    Molecular Formula:
    C4H8Cl2
    Molecular Weight:
    127.01
    Specification Sheet

  • Methyl trifluoroacetate

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    Trifluoroacetic acid methyl ester
    Hazmat
    Catalog Number:
    42373
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    431-47-0
    MDL NO:
    MFCD00000417
    Molecular Formula:
    C3H3F3O2
    Molecular Weight:
    128.05
    Specification Sheet SDS

  • Salicylic acid

    Purity:
    ≥ 98% (Assay)
    Synonym:
    2-Hydroxybenzoic acid
    Catalog Number:
    30167
    Purity Limit:
    ≥ 98% (Assay)
    CAS Number:
    69-72-7
    MDL NO:
    MFCD00002439
    Molecular Formula:
    C7H6O3
    Molecular Weight:
    138.12
    Specification Sheet SDS

  • (±)-Epichlorohydrin

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    1-Chloro-2,3-epoxypropane
    Hazmat
    Catalog Number:
    24484
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    106-89-8
    MDL NO:
    MFCD00005132
    Molecular Formula:
    C3H5ClO
    Molecular Weight:
    92.52
    Specification Sheet SDS

  • Martius Yellow  

    Synonym:
    2,4-Dinitro-1-naphthol
    Catalog Number:
    22920
    CAS Number:
    605-69-6
    MDL NO:
    MFCD00065352
    Molecular Formula:
    C10H6N2O5
    Molecular Weight:
    234.17
    Specification Sheet SDS

  • 3-Hydroxytyramine hydrochloride

    Purity:
    98 - 101% (Assay on dried basis)
    Synonym:
    Dopamine hydrochloride
    Catalog Number:
    11757
    Purity Limit:
    98 - 101% (Assay on dried basis)
    CAS Number:
    62-31-7
    MDL NO:
    MFCD00012898
    Molecular Formula:
    C8H11NO2•HCl
    Molecular Weight:
    189.64
    Specification Sheet SDS

  • 1-Boc-4-piperidone

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    tert-Butyl 4-oxo-1-piperidinecarboxylate
    Catalog Number:
    05037
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    79099-07-3
    MDL NO:
    MFCD00151800
    Molecular Formula:
    C10H17NO3
    Molecular Weight:
    199.24
    Specification Sheet SDS

  • Adenine hydrochloride

    Purity:
    ≥ 99% (Assay)
    Synonym:
    6-Aminopurine hydrochoride
    Catalog Number:
    00005
    Purity Limit:
    ≥ 99% (Assay)
    CAS Number:
    2922-28-3, 6055-72-7
    MDL NO:
    MFCD00075782
    Molecular Formula:
    C5H5N5·HCl
    Molecular Weight:
    171.6
    Specification Sheet SDS

  • 4-(Bromomethyl)phenylacetic acid phenacyl ester

    Purity:
    ≥ 97% (TLC)
    Synonym:
    Phenacyl 4-(bromomethyl)phenylacetate
    Catalog Number:
    00038
    Purity Limit:
    ≥ 97% (TLC)
    CAS Number:
    66270-97-1
    MDL NO:
    MFCD00009632
    Molecular Formula:
    C17H15O3Br
    Molecular Weight:
    347.22
    Specification Sheet SDS

  • Acetic anhydride

    Hazmat
    Purity:
    ≥ 99% (Assay)
    Synonym:
    Ethanoic anhydride
    Hazmat
    Catalog Number:
    30148
    Purity Limit:
    ≥ 99% (Assay)
    CAS Number:
    108-24-7
    MDL NO:
    MFCD00008705
    Molecular Formula:
    C4H6O3
    Molecular Weight:
    102.09
    Specification Sheet SDS

  • Cyclopentan-1-one

    Hazmat
    Purity:
    ≥ 99.9% (Assay)
    Synonym:
    Cyclopentanone
    Hazmat
    Catalog Number:
    26774
    Purity Limit:
    ≥ 99.9% (Assay)
    CAS Number:
    120-92-3
    MDL NO:
    MFCD00001409
    Molecular Formula:
    C5H8O
    Molecular Weight:
    84.12
    Specification Sheet SDS

  • 4-Aminotoluene

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    p-Toluidine
    Hazmat
    Catalog Number:
    49346
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    106-49-0
    MDL NO:
    MFCD00007906
    Molecular Formula:
    C7H9N
    Molecular Weight:
    107.15
    Specification Sheet

  • N-Ethylaniline

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    Monoethylaniline
    Hazmat
    Catalog Number:
    49340
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    103-69-5
    MDL NO:
    MFCD00009025
    Molecular Formula:
    C8H11N
    Molecular Weight:
    121.18
    Specification Sheet

  • 4-Methylaniline hydrochloride

    Hazmat
    Purity:
    ≥ 99% (Assay by titration)
    Synonym:
    p-Toluidine hydrochloride
    Hazmat
    Catalog Number:
    49347
    Purity Limit:
    ≥ 99% (Assay by titration)
    CAS Number:
    540-23-8
    MDL NO:
    MFCD00035497
    Molecular Formula:
    C7H10ClN
    Molecular Weight:
    143.61
    Specification Sheet

  • 4-Chlorotoluene

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    p-Chlorotoluene
    Hazmat
    Catalog Number:
    49345
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    106-43-4
    MDL NO:
    MFCD00000631
    Molecular Formula:
    C7H7Cl
    Molecular Weight:
    126.58
    Specification Sheet

  • 4-Chloroaniline

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    p-Chloroaniline
    Hazmat
    Catalog Number:
    49344
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    106-47-8
    MDL NO:
    MFCD00007835
    Molecular Formula:
    C6H6ClN
    Molecular Weight:
    127.57
    Specification Sheet

  • 2-Aminotoluene

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    o-Toluidine
    Hazmat
    Catalog Number:
    49343
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    95-53-4
    MDL NO:
    MFCD00007730
    Molecular Formula:
    C7H9N
    Molecular Weight:
    107.15
    Specification Sheet

  • 2-Chloroaniline

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    o-Chloroaniline
    Hazmat
    Catalog Number:
    49341
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    95-51-2
    MDL NO:
    MFCD00007656
    Molecular Formula:
    C6H6ClN
    Molecular Weight:
    127.57
    Specification Sheet

  • 2-Chlorotoluene

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    o-Chlorotoluene
    Hazmat
    Catalog Number:
    49342
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    95-49-8
    MDL NO:
    MFCD00000562
    Molecular Formula:
    C7H7Cl
    Molecular Weight:
    126.58
    Specification Sheet

  • Acenaphthene

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    1,8-Ethylenenaphthalene
    Hazmat
    Catalog Number:
    49327
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    83-32-9
    MDL NO:
    MFCD00003807
    Molecular Formula:
    C12H10
    Molecular Weight:
    154.21
    Specification Sheet

  • 1,3-Dinitrobenzene

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    49339
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    99-65-0
    MDL NO:
    MFCD00007222
    Molecular Formula:
    C6H4N2O4
    Molecular Weight:
    168.11
    Specification Sheet

  • 3-Chlorotoluene

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    m-Aminoanisole
    Hazmat
    Catalog Number:
    49338
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    108-41-8
    MDL NO:
    MFCD00000595
    Molecular Formula:
    C7H7Cl
    Molecular Weight:
    126.58
    Specification Sheet

  • 4-Hydroxybenzoic acid

    Purity:
    ≥ 99% (GC)
    Synonym:
    p-Hydroxybenzoic acid
    Catalog Number:
    49322
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    99-96-7
    MDL NO:
    MFCD00002547
    Molecular Formula:
    C7H6O3
    Molecular Weight:
    138.12
    Specification Sheet SDS

  • 3-Aminoanisole

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    m-Anisidine
    Hazmat
    Catalog Number:
    49337
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    536-90-3
    MDL NO:
    MFCD00007783
    Molecular Formula:
    C7H9NO
    Molecular Weight:
    123.15
    Specification Sheet

  • 4-Methylumbelliferone sodium salt

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    7-Hydroxy-4-methylcoumarin
    Catalog Number:
    49326
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    5980-33-6
    MDL NO:
    MFCD00069856
    Molecular Formula:
    C10H7NaO3
    Molecular Weight:
    198.15
    Specification Sheet SDS

  • 3-Aminopyridine

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    3-Pyridinamine
    Hazmat
    Catalog Number:
    49318
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    462-08-8
    MDL NO:
    MFCD00006400
    Molecular Formula:
    C5H6N2
    Molecular Weight:
    94.11
    Specification Sheet

  • 3,4-Dichlorotoluene

    Hazmat
    Purity:
    ≥ 99% (GC)
    Hazmat
    Catalog Number:
    49317
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    95-75-0
    MDL NO:
    MFCD00000556
    Molecular Formula:
    C7H6Cl2
    Molecular Weight:
    161.03
    Specification Sheet

  • 3,5-Dihydroxybenzoic acid

    Purity:
    ≥ 98% (GC)
    Synonym:
    a-Resorcylic acid
    Catalog Number:
    49329
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    99-10-5
    MDL NO:
    MFCD00002512
    Molecular Formula:
    C7H6O4
    Molecular Weight:
    154.12
    Specification Sheet SDS

  • 4-Iodoanisole

    Purity:
    ≥ 99% (GC)
    Synonym:
    4-Iodophenyl methyl ether
    Catalog Number:
    49323
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    696-62-8
    MDL NO:
    MFCD00001056
    Molecular Formula:
    C7H7IO
    Molecular Weight:
    234.03
    Specification Sheet SDS

  • 4-Nitrotoluene

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    1-Methyl-4-nitrobenzene
    Hazmat
    Catalog Number:
    49325
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    99-99-0
    MDL NO:
    MFCD00007366
    Molecular Formula:
    C7H7NO2
    Molecular Weight:
    137.14
    Specification Sheet

  • 2-Bromotoluene

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    o-Bromotoluene
    Hazmat
    Catalog Number:
    49311
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    95-46-5
    MDL NO:
    MFCD00000068
    Molecular Formula:
    C7H7Br
    Molecular Weight:
    171.03
    Specification Sheet

  • 4-Iodotoluene

    Purity:
    ≥ 99% (GC)
    Synonym:
    p-Iodotoluene
    Catalog Number:
    49324
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    624-31-7
    MDL NO:
    MFCD00001059
    Molecular Formula:
    C7H7I
    Molecular Weight:
    218.03
    Specification Sheet SDS

  • 2-Chlorobenzonitrile

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    o-Chlorobenzonitrile
    Hazmat
    Catalog Number:
    49313
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    873-32-5
    MDL NO:
    MFCD00001779
    Molecular Formula:
    C7H4ClN
    Molecular Weight:
    137.57
    Specification Sheet

  • Methoxyacetonitrile

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    2-Methoxyacetonitrile
    Hazmat
    Catalog Number:
    49320
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    1738-36-9
    MDL NO:
    MFCD00001892
    Molecular Formula:
    C3H5NO
    Molecular Weight:
    71.08
    Specification Sheet

  • 2,4-Dihydroxybenzoic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    b-Resorcylic acid
    Catalog Number:
    49309
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    89-86-1
    MDL NO:
    MFCD00002451
    Molecular Formula:
    C7H6O4
    Molecular Weight:
    154.12
    Specification Sheet SDS

  • 3-Hydroxybenzoic acid

    Purity:
    ≥ 98% (GC)
    Synonym:
    m-Salicylic acid
    Catalog Number:
    49319
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    99-06-9
    MDL NO:
    MFCD00002506
    Molecular Formula:
    C7H6O3
    Molecular Weight:
    138.12
    Specification Sheet SDS

  • 2-Nitrotoluene

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    o-Nitrotoluene
    Hazmat
    Catalog Number:
    49315
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    88-72-2
    MDL NO:
    MFCD00007157
    Molecular Formula:
    C7H7NO2
    Molecular Weight:
    137.14
    Specification Sheet

  • 3-Nitrotoluene

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    m-Nitrotoluene
    Hazmat
    Catalog Number:
    49321
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    99-08-1
    MDL NO:
    MFCD00007265
    Molecular Formula:
    C7H7NO2
    Molecular Weight:
    137.14
    Specification Sheet

  • 2-Bromobenzoic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    o-Bromobenzoic acid
    Catalog Number:
    49310
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    88-65-3
    MDL NO:
    MFCD00002402
    Molecular Formula:
    C7H5BrO2
    Molecular Weight:
    201.02
    Specification Sheet SDS

  • 2,4-Dichlorotoluene

    Hazmat
    Purity:
    ≥ 99% (GC)
    Hazmat
    Catalog Number:
    49308
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    95-73-8
    MDL NO:
    MFCD00000583
    Molecular Formula:
    C7H6Cl2
    Molecular Weight:
    161.03
    Specification Sheet

  • 2-Chlorobenzaldehyde

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    o-Chlorobenzaldehyde
    Hazmat
    Catalog Number:
    49312
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    89-98-5
    MDL NO:
    MFCD00003304
    Molecular Formula:
    C7H5ClO
    Molecular Weight:
    140.57
    Specification Sheet

  • 3,4-Dichloroaniline

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    1-Amino-3,4-dichlorobenzene
    Hazmat
    Catalog Number:
    49316
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    95-76-1
    MDL NO:
    MFCD00007768
    Molecular Formula:
    C6H5Cl2N
    Molecular Weight:
    162.02
    Specification Sheet

  • 2-Iodoaniline

    Purity:
    ≥ 99% (GC)
    Synonym:
    o-Iodoaniline
    Catalog Number:
    49314
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    615-43-0
    MDL NO:
    MFCD00007680
    Molecular Formula:
    C6H6IN
    Molecular Weight:
    219.02
    Specification Sheet SDS

  • 2,4-Dichloroaniline

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    2,4-Dichlorophenylamine
    Hazmat
    Catalog Number:
    49307
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    554-00-7
    MDL NO:
    MFCD00007661
    Molecular Formula:
    C6H5Cl2N
    Molecular Weight:
    162.02
    Specification Sheet

  • 2,3-Dichloroaniline

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    2,3-Dichlorophenylamine
    Hazmat
    Catalog Number:
    49306
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    608-27-5
    MDL NO:
    MFCD00007657
    Molecular Formula:
    C6H5Cl2N
    Molecular Weight:
    162.02
    Specification Sheet

  • 1,3-Dichlorobenzene

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    m-Dichlorobenzene
    Hazmat
    Catalog Number:
    49305
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    541-73-1
    MDL NO:
    MFCD00000573
    Molecular Formula:
    C6H4Cl2
    Molecular Weight:
    147.0
    Specification Sheet

  • 1,3,5-Tribromobenzene

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    49304
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    626-39-1
    MDL NO:
    MFCD00000080
    Molecular Formula:
    C6H3Br3
    Molecular Weight:
    314.8
    Specification Sheet SDS
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