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Building Blocks

59
Sub Categories
Fluorinated Building Blocks 1630
Heterocyclic Building Blocks 3724
Non-Heterocyclic Building Blocks 2576

  • 1-Methylimidazole

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    N-Methylimidazole
    Hazmat
    Catalog Number:
    00526
    CAS Number:
    616-47-7
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00005292
    Molecular Formula:
    C4H6N2
    Molecular Weight:
    82.11
    Specification Sheet SDS

  • Betaine, anhydrous

    Purity:
    ≥ 98% (Assay)
    Synonym:
    (Carboxymethyl)trimethylammonium hydroxide inner salt
    Catalog Number:
    00661
    CAS Number:
    107-43-7
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD00012123
    Molecular Formula:
    C5H11NO2
    Molecular Weight:
    117.15
    Specification Sheet SDS

  • Sodium dodecyl sulfate

    Hazmat
    Grade:
    Meets NF/EP/USP specification
    Purity:
    ≥ 97% (Assay)
    Synonym:
    Dodecylsulfuric acid sodium salt
    Hazmat
    Catalog Number:
    00270
    Grade:
    Meets NF/EP/USP specification
    CAS Number:
    151-21-3
    Purity Limit:
    ≥ 97% (Assay)
    MDL NO:
    MFCD00036175
    Molecular Formula:
    C12H25O4SNa
    Molecular Weight:
    288.38
    Specification Sheet SDS

  • Trifluoroacetic anhydride

    Hazmat
    Purity:
    ≥ 99% (Assay)
    Synonym:
    Trifluoroacetic acid anhydride
    Hazmat
    Catalog Number:
    00291
    CAS Number:
    407-25-0
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD00000416
    Molecular Formula:
    C4F6O3
    Molecular Weight:
    210.03
    Specification Sheet SDS

  • Indole-3-acetic acid

    Purity:
    ≥ 98.5% (HPLC)
    Synonym:
    IAA
    Catalog Number:
    00188
    CAS Number:
    87-51-4
    Purity Limit:
    ≥ 98.5% (HPLC)
    MDL NO:
    MFCD00005636
    Molecular Formula:
    C10H9NO2
    Molecular Weight:
    175.19
    Specification Sheet SDS

  • Ethylenediamine anhydrous

    Hazmat
    Purity:
    ≥ 99.5% (GC)
    Synonym:
    1,2-Diaminoethane anhydrous
    Hazmat
    Catalog Number:
    40897
    CAS Number:
    107-15-3
    Purity Limit:
    ≥ 99.5% (GC)
    MDL NO:
    MFCD00008204
    Molecular Formula:
    C2H8N2
    Molecular Weight:
    60.1
    Specification Sheet SDS

  • Triacetin

    Grade:
    FG, KOSHER, FEMA 2007
    Purity:
    ≥ 99% (GC)
    Synonym:
    Glycerol triacetate
    Catalog Number:
    34994
    Grade:
    FG, KOSHER, FEMA 2007
    CAS Number:
    102-76-1
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00008716
    Molecular Formula:
    C9H14O6
    Molecular Weight:
    218.2
    Specification Sheet SDS

  • Ethyl isovalerate

    Hazmat
    Grade:
    FG, KOSHER, FEMA 2463
    Purity:
    ≥ 99% (Assay)
    Synonym:
    Ethyl isopentanoate
    Hazmat
    Catalog Number:
    34176
    Grade:
    FG, KOSHER, FEMA 2463
    CAS Number:
    108-64-5
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD00009203
    Molecular Formula:
    C7H14O2
    Molecular Weight:
    130.19
    Specification Sheet SDS

  • Uracil

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    2,4(1H,3H)-Pyrimidinedione
    Catalog Number:
    31792
    CAS Number:
    66-22-8
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00068245
    Molecular Formula:
    C4H4N2O2
    Molecular Weight:
    112.09
    Specification Sheet SDS

  • o-Phenylenediamine

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    1,2-Diaminobenzene
    Hazmat
    Catalog Number:
    31478
    CAS Number:
    95-54-5
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00007721
    Molecular Formula:
    C6H8N2
    Molecular Weight:
    108.14
    Specification Sheet SDS

  • Resorcinol

    Hazmat
    Grade:
    ACS reagent
    Purity:
    99.0 - 100.5% (Assay by titration)
    Synonym:
    1,3-Benzenediol
    Hazmat
    Catalog Number:
    30180
    Grade:
    ACS reagent
    CAS Number:
    108-46-3
    Purity Limit:
    99.0 - 100.5% (Assay by titration)
    MDL NO:
    MFCD00002269
    Molecular Formula:
    C6H4(OH)2
    Molecular Weight:
    110.11
    Specification Sheet SDS

  • Sodium acetate, anhydrous

    Grade:
    ACS reagent
    Purity:
    ≥ 99% (Assay by titration)
    Catalog Number:
    30055
    Grade:
    ACS reagent
    CAS Number:
    127-09-3
    Purity Limit:
    ≥ 99% (Assay by titration)
    MDL NO:
    MFCD00012459
    Molecular Formula:
    CH3COONa
    Molecular Weight:
    82.03
    Specification Sheet SDS

  • Urea, prilled

    Grade:
    FCC
    Purity:
    99.0 - 100.5% (Assay)
    Synonym:
    Carbonyldiamide
    Catalog Number:
    30137
    Grade:
    FCC
    CAS Number:
    57-13-6
    Purity Limit:
    99.0 - 100.5% (Assay)
    MDL NO:
    MFCD00008022
    Molecular Formula:
    CH4N2O
    Molecular Weight:
    60.06
    Specification Sheet SDS

  • Hydroxyurea

    Grade:
    Meets USP specifications
    Purity:
    97.0-103.0% (Assay, dried basis)
    Synonym:
    Hydroxycarbamide
    Catalog Number:
    24533
    Grade:
    Meets USP specifications
    CAS Number:
    127-07-1
    Purity Limit:
    97.0-103.0% (Assay, dried basis)
    MDL NO:
    MFCD00007943
    Molecular Formula:
    CH4N2O2
    Molecular Weight:
    76.05
    Specification Sheet SDS

  • 2-Phenylethylamine hydrochloride

    Purity:
    ≥ 99%
    Synonym:
    2-Phenylethylamine·HCl
    Catalog Number:
    21747
    CAS Number:
    156-28-5
    Purity Limit:
    ≥ 99%
    MDL NO:
    MFCD00012893
    Molecular Formula:
    C8H11N·HCl
    Molecular Weight:
    157.64
    Specification Sheet SDS

  • N-Acetyl-5-methoxytryptamine

    Grade:
    Meets USP Specification
    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Melatonin
    Catalog Number:
    09492
    Grade:
    Meets USP Specification
    CAS Number:
    73-31-4
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00005655
    Molecular Formula:
    C13H16N2O2
    Molecular Weight:
    232.28
    Specification Sheet SDS

  • Trifluoroethanol

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    2,2,2-Trifluoroethanol
    Hazmat
    Catalog Number:
    04832
    CAS Number:
    75-89-8
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00004672
    Molecular Formula:
    C2H3F3O
    Molecular Weight:
    100.0
    Specification Sheet SDS

  • Diethanolamine

    Hazmat
    Purity:
    ≥ 99%
    Synonym:
    Bis(2-hydroxyethyl)amine
    Hazmat
    Catalog Number:
    03999
    CAS Number:
    111-42-2
    Purity Limit:
    ≥ 99%
    MDL NO:
    MFCD00002843
    Molecular Formula:
    C4H11NO2
    Molecular Weight:
    105.1
    Specification Sheet SDS

  • Succinic anhydride

    Hazmat
    Purity:
    ≥ 97% (Assay)
    Synonym:
    2,5-Dioxotetrahydrofuran
    Hazmat
    Catalog Number:
    02106
    CAS Number:
    108-30-5
    Purity Limit:
    ≥ 97% (Assay)
    MDL NO:
    MFCD00005525
    Molecular Formula:
    C4H4O3
    Molecular Weight:
    100.07
    Specification Sheet SDS

  • Linoleic acid

    Grade:
    High Purity Grade
    Purity:
    ≥ 99% (Assay)
    Synonym:
    cis,cis-9,12-Octadecadienoic acid
    Catalog Number:
    01457
    Grade:
    High Purity Grade
    CAS Number:
    60-33-3
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD00064241
    Molecular Formula:
    C18H32O2
    Molecular Weight:
    280.46
    Specification Sheet SDS

  • 4-Iodonitrotetrazolium violet

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    2-(4-Iodophenyl)-3-(4-nitrophenyl)-5-phenyltetrazolium chloride
    Catalog Number:
    00193
    CAS Number:
    146-68-9
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00011961
    Molecular Formula:
    C19H13ClIN5O2
    Molecular Weight:
    505.7
    Specification Sheet SDS

  • Methyl trifluoroacetate

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

  • 6-Mercapto-1-hexanol

    Hazmat
    Purity:
    ≥ 97% (GC)
    Synonym:
    6-Hydroxy-1-hexanethiol
    Hazmat
    Catalog Number:
    39686
    CAS Number:
    1633-78-9
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00068552
    Molecular Formula:
    C6H14OS
    Molecular Weight:
    134.24
    Specification Sheet SDS

  • Lauryl sulfate sodium salt

    Hazmat
    Grade:
    Molecular Biology Grade
    Purity:
    ≥ 99% (Assay by titration)
    Synonym:
    Sodium dodecyl sulfate
    Hazmat
    Catalog Number:
    37453
    Grade:
    Molecular Biology Grade
    CAS Number:
    151-21-3
    Purity Limit:
    ≥ 99% (Assay by titration)
    MDL NO:
    MFCD00036175
    Molecular Formula:
    C12H25O4SNa
    Molecular Weight:
    288.38
    Specification Sheet SDS

  • Octadecanedioic acid mono-tert-butyl ester

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    18-(tert-Butoxy)-18-oxooctadecanoic acid
    Catalog Number:
    37440
    CAS Number:
    843666-40-0
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD09991735
    Molecular Formula:
    C22H42O4
    Molecular Weight:
    370.57
    Specification Sheet SDS

  • 5,5-Dimethyl-1-pyrroline N-oxide

    Purity:
    ≥ 97% (NMR)
    Synonym:
    5,5-Dimethyl-1-pyrroline-1-oxide
    Catalog Number:
    37375
    CAS Number:
    3317-61-1
    Purity Limit:
    ≥ 97% (NMR)
    MDL NO:
    MFCD00005279
    Molecular Formula:
    C6H11NO
    Molecular Weight:
    113.16
    Specification Sheet SDS

  • 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
    CAS Number:
    710-04-3
    Purity Limit:
    98 - 100% (Assay, sum of isomers)
    MDL NO:
    MFCD00006650
    Molecular Formula:
    C11H20O2
    Molecular Weight:
    184.28
    Specification Sheet SDS

  • Triethyl citrate

    Grade:
    Natural, meets FG specifications, Kosher, FEMA 3
    Purity:
    99 - 100% (GC)
    Synonym:
    Citric acid triethyl ester
    Catalog Number:
    34997
    Grade:
    Natural, meets FG specifications, Kosher, FEMA 3
    CAS Number:
    77-93-0
    Purity Limit:
    99 - 100% (GC)
    MDL NO:
    MFCD00009201
    Molecular Formula:
    C12H20O7
    Molecular Weight:
    276.28
    Specification Sheet SDS

  • α-Hexylcinnamaldehyde

    Grade:
    FG, KOSHER, FEMA 2569
    Purity:
    97 - 100% (GC)
    Synonym:
    Hexyl cinnamic aldehyde
    Catalog Number:
    34375
    Grade:
    FG, KOSHER, FEMA 2569
    CAS Number:
    101-86-0
    Purity Limit:
    97 - 100% (GC)
    MDL NO:
    MFCD00006989
    Molecular Formula:
    C15H20O
    Molecular Weight:
    216.32
    Specification Sheet SDS

  • Ethyl vanillin

    Grade:
    FG, KOSHER, FEMA 2464
    Purity:
    98 - 100%
    Synonym:
    3-Ethoxy-4-hydroxybenzaldehyde
    Catalog Number:
    34201
    Grade:
    FG, KOSHER, FEMA 2464
    CAS Number:
    121-32-4
    Purity Limit:
    98 - 100%
    MDL NO:
    MFCD00006944
    Molecular Formula:
    C9H10O3
    Molecular Weight:
    166.18
    Specification Sheet SDS

  • 4-tert-Butylcyclohexanol

    Purity:
    98 - 100% (GC)
    Synonym:
    Hexahydro-p-tert-butylcyclohexane
    Catalog Number:
    33885
    CAS Number:
    98-52-2
    Purity Limit:
    98 - 100% (GC)
    MDL NO:
    MFCD00001473
    Molecular Formula:
    C10H20O
    Molecular Weight:
    156.27
    Specification Sheet SDS

  • 2-Chlorotrityl chloride resin (0.4-0.8 mmol/g, 100-200 mesh)

    Catalog Number:
    33310
    CAS Number:
    42074-68-0
    MDL NO:
    MFCD00161760
    Molecular Weight:
    0.0
    Specification Sheet SDS

  • N-Boc-1,4-butanediamine

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    N-(tert-Butoxycarbonyl)-1,4-diaminobutane
    Hazmat
    Catalog Number:
    31317
    CAS Number:
    68076-36-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00210019
    Molecular Formula:
    C9H20N2O2
    Molecular Weight:
    188.27
    Specification Sheet SDS

  • N-Boc-ethylenediamine

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    N-Boc-1,2-diaminoethane
    Hazmat
    Catalog Number:
    31307
    CAS Number:
    57260-73-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00191871
    Molecular Formula:
    C7H16N2O2
    Molecular Weight:
    160.21
    Specification Sheet SDS

  • N-Boc-1,3-diaminopropane

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    N-(tert-Butoxycarbonyl)-1,3-diaminopropane
    Hazmat
    Catalog Number:
    31316
    CAS Number:
    75178-96-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00210021
    Molecular Formula:
    C8H18N2O2
    Molecular Weight:
    174.24
    Specification Sheet SDS

  • Stearic acid

    Purity:
    ≥ 99% (GC)
    Synonym:
    1-Heptadecanecarboxylic acid
    Catalog Number:
    30766
    CAS Number:
    57-11-4
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00002752
    Molecular Formula:
    C19H38O2
    Molecular Weight:
    284.48
    Specification Sheet SDS

  • Undecylenic acid

    Purity:
    97 - 100% (GC)
    Synonym:
    10-Undecenoic acid
    Catalog Number:
    30767
    CAS Number:
    112-38-9
    Purity Limit:
    97 - 100% (GC)
    MDL NO:
    MFCD00004442
    Molecular Formula:
    C11H20O2
    Molecular Weight:
    184.28
    Specification Sheet SDS

  • 4'-Ethoxyacetophenone

    Purity:
    ≥ 99%
    Synonym:
    4-Acetylphenetole
    Catalog Number:
    27206
    CAS Number:
    1676-63-7
    Purity Limit:
    ≥ 99%
    MDL NO:
    MFCD00009095
    Molecular Formula:
    C10H12O2
    Molecular Weight:
    164.2
    Specification Sheet SDS

  • 3,5-Dinitrosalicylic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    3,5-Dinitro-2-hydroxybenzoic acid
    Catalog Number:
    24525
    CAS Number:
    609-99-4
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00007104
    Molecular Formula:
    C7H4N2O7
    Molecular Weight:
    228.12
    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

  • 1-Hexanesulfonic acid sodium salt anhydrous , suitable for Ion-Pair Chromatography

    Purity:
    ≥ 99% (Assay by titration)
    Synonym:
    Sodium 1-hexanesulfonate
    Catalog Number:
    22840
    CAS Number:
    2832-45-3
    Purity Limit:
    ≥ 99% (Assay by titration)
    MDL NO:
    MFCD00007542
    Molecular Formula:
    C6H13O3SNa
    Molecular Weight:
    188.22
    Specification Sheet SDS

  • Gallic acid anhydrous

    Purity:
    ≥ 98.0% (Titration)
    Synonym:
    3,4,5-Trihydroxybenzoic acid
    Catalog Number:
    22784
    CAS Number:
    149-91-7
    Purity Limit:
    ≥ 98.0% (Titration)
    MDL NO:
    MFCD00002510
    Molecular Formula:
    C7H6O5
    Molecular Weight:
    170.12
    Specification Sheet SDS

  • Creatinine

    Grade:
    Meets USP specification
    Purity:
    98.5 - 102.0% (Assay by titration)
    Synonym:
    1-Methylglycocyamidine
    Catalog Number:
    21878
    Grade:
    Meets USP specification
    CAS Number:
    60-27-5
    Purity Limit:
    98.5 - 102.0% (Assay by titration)
    MDL NO:
    MFCD00059730
    Molecular Formula:
    C4H7N3O
    Molecular Weight:
    113.12
    Specification Sheet SDS

  • Putrescine dihydrochloride

    Purity:
    ≥ 98% (Assay)
    Synonym:
    1,4-Butanediamine dihydrochloride
    Catalog Number:
    21983
    CAS Number:
    333-93-7
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD00012526
    Molecular Formula:
    C4H12N2·2HCl
    Molecular Weight:
    161.08
    Specification Sheet SDS

  • 3,4-Dihydroxybenzoic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Catechol-4-carboxylic acid
    Catalog Number:
    21881
    CAS Number:
    99-50-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00002509
    Molecular Formula:
    C7H6O4
    Molecular Weight:
    154.12
    Specification Sheet SDS

  • 5-Methoxytryptamine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    3-(2-Aminoethyl)-5-methoxyindole
    Catalog Number:
    11759
    CAS Number:
    608-07-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00005662
    Molecular Formula:
    C11H14N2O
    Molecular Weight:
    190.24
    Specification Sheet SDS

  • tert-Butyl acetate

    Hazmat
    Purity:
    99 - 100% (GC)
    Synonym:
    1,1-Dimethylethyl ester
    Hazmat
    Catalog Number:
    06819
    CAS Number:
    540-88-5
    Purity Limit:
    99 - 100% (GC)
    MDL NO:
    MFCD00008807
    Molecular Formula:
    C6H12O2
    Molecular Weight:
    116.16
    Specification Sheet SDS

  • O-Phosphorylethanolamine

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    O-Phosphoethanolamine
    Catalog Number:
    04443
    CAS Number:
    1071-23-4
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD00008178
    Molecular Formula:
    C2H8NO4P
    Molecular Weight:
    141.06
    Specification Sheet SDS

  • 5,5'-Dithio-bis(2-nitrobenzoic acid)

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Ellman's reagent
    Catalog Number:
    01899
    CAS Number:
    69-78-3
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00007140
    Molecular Formula:
    C14H8N2O8S2
    Molecular Weight:
    396.35
    Specification Sheet SDS

  • Potassium hydrogen phthalate, acidimetric standard

    Grade:
    ACS reagent
    Purity:
    99 - 100% (Assay by titration, dry basis)
    Synonym:
    Phthalic acid potassium salt
    Catalog Number:
    01969
    Grade:
    ACS reagent
    CAS Number:
    877-24-7
    Purity Limit:
    99 - 100% (Assay by titration, dry basis)
    MDL NO:
    MFCD00013070
    Molecular Formula:
    C8H5O4K
    Molecular Weight:
    204.23
    Specification Sheet SDS
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