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Building Blocks

7871
Sub Categories
Fluorinated Building Blocks 1631
Heterocyclic Building Blocks 3724
Non-Heterocyclic Building Blocks 2575

  • 3,4-Dihydroxybenzaldehyde

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    4-Formyl-1,2-dihydroxybenzene
    Catalog Number:
    21243
    CAS Number:
    139-85-5
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00003370
    Molecular Formula:
    C7H6O3
    Molecular Weight:
    138.12
    Specification Sheet SDS

  • 6-Amino-1-hexanol

    Purity:
    ≥ 99% (GC)
    Synonym:
    6-Amino-N-caproyl alcohol
    Catalog Number:
    14317
    CAS Number:
    4048-33-3
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00008241
    Molecular Formula:
    C6H15NO
    Molecular Weight:
    117.19
    Specification Sheet SDS

  • Acetanilide

    Purity:
    ≥ 99% (Assay)
    Synonym:
    N-Phenylacetamide
    Catalog Number:
    06813
    CAS Number:
    103-84-4
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD00008674
    Molecular Formula:
    C8H9NO
    Molecular Weight:
    135.2
    Specification Sheet SDS

  • 6-Maleimidohexanoic acid N-hydroxysuccinimide ester

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    6-Maleimidocaproic acid N-hydroxysuccinimide ester
    Catalog Number:
    05007
    CAS Number:
    55750-63-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00043043
    Molecular Formula:
    C14H16N2O6
    Molecular Weight:
    308.3
    Specification Sheet SDS

  • 2-Chloro-1-methylpyridinium iodide

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Mukaiyama's reagent
    Catalog Number:
    04881
    CAS Number:
    14338-32-0
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00011984
    Molecular Formula:
    C6H7NClI
    Molecular Weight:
    255.49
    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

  • para-Toluenesulfonic acid monohydrate

    Hazmat
    Purity:
    ≥ 97% (Assay)
    Synonym:
    4-Methylbenzenesulfonic acid monohydrate
    Hazmat
    Catalog Number:
    02359
    CAS Number:
    6192-52-5
    Purity Limit:
    ≥ 97% (Assay)
    MDL NO:
    MFCD00142137
    Molecular Formula:
    C7H8O3S·H2O
    Molecular Weight:
    190.22
    Specification Sheet SDS

  • 4-Nitrophenol

    Hazmat
    Purity:
    ≥ 99% (assay)
    Synonym:
    HONP
    Hazmat
    Catalog Number:
    02340
    CAS Number:
    100-02-7
    Purity Limit:
    ≥ 99% (assay)
    MDL NO:
    MFCD00007331
    Molecular Formula:
    C6H5NO3
    Molecular Weight:
    139.11
    Specification Sheet SDS

  • Imidazole

    Hazmat
    Grade:
    ACS reagent
    Purity:
    ≥ 99% (GC)
    Synonym:
    1,3-Diaza-2,4-cyclopentadiene
    Hazmat
    Catalog Number:
    01546
    Grade:
    ACS reagent
    CAS Number:
    288-32-4
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00005183
    Molecular Formula:
    C3H4N2
    Molecular Weight:
    68.08
    Specification Sheet SDS

  • Cinnamic acid

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

  • Pyruvic acid

    Hazmat
    Purity:
    ≥ 96% (GC)
    Synonym:
    a-Ketopropionic acid
    Hazmat
    Catalog Number:
    01522
    CAS Number:
    127-17-3
    Purity Limit:
    ≥ 96% (GC)
    MDL NO:
    MFCD00002585
    Molecular Formula:
    C3H4O3
    Molecular Weight:
    88.06
    SDS

  • 1,1,3,3-Tetramethylguanidine

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    N,N,N',N'-Tetramethylguanidine
    Hazmat
    Catalog Number:
    00945
    CAS Number:
    80-70-6
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00008323
    Molecular Formula:
    C5H13N3
    Molecular Weight:
    115.18
    Specification Sheet SDS

  • Tyramine hydrochloride

    Purity:
    99.0 - 100.5% (HPLC)
    Synonym:
    4-Hydroxyphenethylamine hydrochloride
    Catalog Number:
    00831
    CAS Number:
    60-19-5
    Purity Limit:
    99.0 - 100.5% (HPLC)
    MDL NO:
    MFCD00012901
    Molecular Formula:
    C8H11NO·HCl
    Molecular Weight:
    173.65
    Specification Sheet SDS

  • Caffeic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    3,4-Dihydroxycinnamic acid
    Catalog Number:
    00802
    CAS Number:
    331-39-5
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00004392
    Molecular Formula:
    C9H8O4
    Molecular Weight:
    180.2
    Specification Sheet SDS

  • Magnesium stearate ≥ 90% Stearic and Palmitic acid basis, ≥ 40% Stearic acid basis, 4.0-5.0% Mg basis

    Grade:
    meets USP/NF/EP/BP/JP specifications
    Synonym:
    Octadeconic acid magnesium salt
    Catalog Number:
    00828
    Grade:
    meets USP/NF/EP/BP/JP specifications
    CAS Number:
    557-04-0
    MDL NO:
    MFCD00036391
    Molecular Formula:
    C36H70O4Mg
    Molecular Weight:
    591.2
    Specification Sheet SDS

  • Ammonium formate

    Purity:
    ≥ 98% (Titration)
    Synonym:
    Formic acid ammonium salt
    Catalog Number:
    00327
    CAS Number:
    540-69-2
    Purity Limit:
    ≥ 98% (Titration)
    MDL NO:
    MFCD00013103
    Molecular Formula:
    NH4HCO2
    Molecular Weight:
    63.06
    Specification Sheet SDS

  • Guanine

    Purity:
    ≥ 98% (Assay)
    Synonym:
    2-Amino-6-hydroxypurine
    Catalog Number:
    00388
    CAS Number:
    73-40-5
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD00071533
    Molecular Formula:
    C5H5N5O
    Molecular Weight:
    151.13
    Specification Sheet SDS

  • 8-Hydroxyquinoline

    Grade:
    ACS reagent
    Purity:
    ≥ 99% (Assay by titration)
    Synonym:
    8-Quinolinol
    Catalog Number:
    00372
    Grade:
    ACS reagent
    CAS Number:
    148-24-3
    Purity Limit:
    ≥ 99% (Assay by titration)
    MDL NO:
    MFCD00006807
    Molecular Formula:
    C9H7NO
    Molecular Weight:
    145.16
    Specification Sheet SDS

  • Sulfanillic acid

    Grade:
    Pure Grade
    Purity:
    ≥ 99% (Assay)
    Synonym:
    4-Aminobenzenesulfonic acid
    Catalog Number:
    00277
    Grade:
    Pure Grade
    CAS Number:
    121-57-3
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD00007886
    Molecular Formula:
    C6H7NO3S
    Molecular Weight:
    173.19
    Specification Sheet SDS

  • 4-(Dimethylamino)benzaldehyde

    Purity:
    ≥ 99% (GC)
    Synonym:
    Ehrlich's reagent
    Catalog Number:
    00119
    CAS Number:
    100-10-7
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00003381
    Molecular Formula:
    C9H11NO
    Molecular Weight:
    149.19
    Specification Sheet SDS

  • N6-Benzyladenine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    6-Benzylaminopurine
    Catalog Number:
    00031
    CAS Number:
    1214-39-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00005572
    Molecular Formula:
    C12H11N5
    Molecular Weight:
    225.26
    Specification Sheet SDS

  • L-Cystine

    Purity:
    ≥ 98% (Assay)
    Synonym:
    (H-L-Cys-OH)2
    Catalog Number:
    00088
    CAS Number:
    56-89-3
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD00064228
    Molecular Formula:
    C6H12N2O4S2
    Molecular Weight:
    240.3
    Specification Sheet SDS

  • α-Ketoglutaric acid

    Purity:
    99 - 101% (Assay)
    Synonym:
    2-Oxoglutaric acid
    Catalog Number:
    00070
    CAS Number:
    328-50-7
    Purity Limit:
    99 - 101% (Assay)
    MDL NO:
    MFCD00004165
    Molecular Formula:
    C5H6O5
    Molecular Weight:
    146.1
    Specification Sheet SDS

  • Diethylene glycol monoethyl ether

    Purity:
    ≥ 99% (GC)
    Synonym:
    Carbitol
    Catalog Number:
    41731
    CAS Number:
    111-90-0
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00002872
    Molecular Formula:
    C6H14O3
    Molecular Weight:
    134.18
    Specification Sheet SDS

  • Antipyrine

    Purity:
    ≥ 99% (Assay)
    Synonym:
    2,3-Dimethyl-1-phenyl-5-pyrazolone
    Catalog Number:
    37783
    CAS Number:
    60-80-0
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD00003146
    Molecular Formula:
    C11H12N2O
    Molecular Weight:
    188.23
    Specification Sheet SDS

  • 1-Chloro-2,2,2-trifluoroethyl difluoromethyl ether

    Grade:
    Meets USP Specification
    Purity:
    99 - 100% (Assay)
    Synonym:
    2-Chloro-2-(difluoromethoxy)-1,1,1-trifluoroethane
    Catalog Number:
    37715
    Grade:
    Meets USP Specification
    CAS Number:
    26675-46-7
    Purity Limit:
    99 - 100% (Assay)
    MDL NO:
    MFCD00066609
    Molecular Formula:
    C3H2ClF5O
    Molecular Weight:
    184.49
    Specification Sheet SDS

  • Anthracene

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    Anthraxcene
    Hazmat
    Catalog Number:
    37360
    CAS Number:
    120-12-7
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00001240
    Molecular Formula:
    C14H10
    Molecular Weight:
    178.23
    Specification Sheet SDS

  • 2,4-Dinitrophenol, wetted with not less than 15% water

    Hazmat
    Purity:
    ≥ 99% (Titration, dry basis)
    Synonym:
    a-Dinitrophenol
    Hazmat
    Catalog Number:
    37388
    CAS Number:
    51-28-5
    Purity Limit:
    ≥ 99% (Titration, dry basis)
    MDL NO:
    MFCD00007115
    Molecular Formula:
    C6H4N2O5
    Molecular Weight:
    184.11
    Specification Sheet SDS

  • Thionyl chloride

    Hazmat
    Grade:
    Reagent grade
    Purity:
    ≥ 99.50% (GC)
    Hazmat
    Catalog Number:
    36813
    Grade:
    Reagent grade
    CAS Number:
    7719-09-7
    Purity Limit:
    ≥ 99.50% (GC)
    MDL NO:
    MFCD00011449
    Molecular Formula:
    SOCl2
    Molecular Weight:
    118.97
    Specification Sheet SDS

  • Albendazole

    Purity:
    98.5 - 102.0% (Assay by titration)
    Synonym:
    Methyl 5-(propylthio)-2-benzimidazolecarbamate
    Catalog Number:
    35327
    CAS Number:
    54965-21-8
    Purity Limit:
    98.5 - 102.0% (Assay by titration)
    MDL NO:
    MFCD00083232
    Molecular Formula:
    C12H15N3O2S
    Molecular Weight:
    265.33
    Specification Sheet SDS

  • Terpinolene Natural

    Hazmat
    Grade:
    Natural, meets FG specifications, Kosher
    Purity:
    94 - 100% (GC)
    Synonym:
    4-Isopropylidene-1-methylcyclohexene
    Hazmat
    Catalog Number:
    34969
    Grade:
    Natural, meets FG specifications, Kosher
    CAS Number:
    586-62-9
    Purity Limit:
    94 - 100% (GC)
    MDL NO:
    MFCD00049191
    Molecular Formula:
    C10H16
    Molecular Weight:
    136.24
    Specification Sheet SDS

  • Methyl Lactate

    Hazmat
    Purity:
    98 - 100% (GC)
    Synonym:
    Lactic acid methyl ester
    Hazmat
    Catalog Number:
    34634
    CAS Number:
    547-64-8
    Purity Limit:
    98 - 100% (GC)
    MDL NO:
    MFCD00066367
    Molecular Formula:
    C4H8O3
    Molecular Weight:
    104.1
    Specification Sheet SDS

  • Isovaleraldehyde

    Hazmat
    Grade:
    Natural, meets FG specifications, Kosher, FEMA 2
    Purity:
    97 - 100% (GC)
    Synonym:
    3-Methylbutanal
    Hazmat
    Catalog Number:
    34461
    Grade:
    Natural, meets FG specifications, Kosher, FEMA 2
    CAS Number:
    590-86-3
    Purity Limit:
    97 - 100% (GC)
    MDL NO:
    MFCD00007014
    Molecular Formula:
    C5H10O
    Molecular Weight:
    86.13
    Specification Sheet SDS

  • (±)-2-Methylbutyric acid

    Hazmat
    Grade:
    FG, KOSHER, FEMA 2695
    Purity:
    98 - 100% (GC)
    Synonym:
    DL-2-Methylbutyric acid
    Hazmat
    Catalog Number:
    34654
    Grade:
    FG, KOSHER, FEMA 2695
    CAS Number:
    116-53-0
    Purity Limit:
    98 - 100% (GC)
    MDL NO:
    MFCD00002669
    Molecular Formula:
    C5H10O2
    Molecular Weight:
    102.13
    Specification Sheet SDS

  • Methyl cinnamate

    Grade:
    meets FG specifications, KOSHER, FEMA 2698
    Purity:
    98 - 100% (GC)
    Synonym:
    Cinnamic acid methyl ester
    Catalog Number:
    34621
    Grade:
    meets FG specifications, KOSHER, FEMA 2698
    CAS Number:
    103-26-4
    Purity Limit:
    98 - 100% (GC)
    MDL NO:
    MFCD00008458
    Molecular Formula:
    C10H10O2
    Molecular Weight:
    162.19
    Specification Sheet SDS

  • Isoamyl butyrate

    Hazmat
    Grade:
    FG, KOSHER, FEMA 2060
    Purity:
    98 - 100% (GC)
    Synonym:
    Isopentyl butyrate
    Hazmat
    Catalog Number:
    34407
    Grade:
    FG, KOSHER, FEMA 2060
    CAS Number:
    106-27-4
    Purity Limit:
    98 - 100% (GC)
    MDL NO:
    MFCD00044888
    Molecular Formula:
    C9H18O2
    Molecular Weight:
    158.24
    Specification Sheet SDS

  • Ethyl butyrate

    Hazmat
    Grade:
    meets FG specifications, KOSHER, FEMA 2427
    Purity:
    98.5 - 100.0% (GC)
    Synonym:
    Butyric acid ethyl ester
    Hazmat
    Catalog Number:
    34157
    Grade:
    meets FG specifications, KOSHER, FEMA 2427
    CAS Number:
    105-54-4
    Purity Limit:
    98.5 - 100.0% (GC)
    MDL NO:
    MFCD00009394
    Molecular Formula:
    C6H12O2
    Molecular Weight:
    116.16
    Specification Sheet SDS

  • Dipropylene glycol

    Grade:
    KOSHER
    Synonym:
    Bis(hydroxypropyl) ether
    Catalog Number:
    34127
    Grade:
    KOSHER
    CAS Number:
    25265-71-8
    MDL NO:
    MFCD00051023
    Molecular Formula:
    C6H14O3
    Molecular Weight:
    134.18
    Specification Sheet SDS

  • Diethyl phthalate

    Purity:
    99 - 100% (GC)
    Synonym:
    Benzene-1,2-dicarboxylic acid diethyl ester
    Catalog Number:
    34083
    CAS Number:
    84-66-2
    Purity Limit:
    99 - 100% (GC)
    MDL NO:
    MFCD00009111
    Molecular Formula:
    C12H14O4
    Molecular Weight:
    222.24
    Specification Sheet SDS

  • Furfuryl alcohol

    Hazmat
    Grade:
    meets FG specifications, KOSHER, FEMA 2491
    Purity:
    98 - 100% (GC)
    Synonym:
    Furan-2-methanol
    Hazmat
    Catalog Number:
    34254
    Grade:
    meets FG specifications, KOSHER, FEMA 2491
    CAS Number:
    98-00-0
    Purity Limit:
    98 - 100% (GC)
    MDL NO:
    MFCD00003252
    Molecular Formula:
    C5H6O2
    Molecular Weight:
    98.1
    Specification Sheet SDS

  • Bis(2-ethylhexyl) adipate

    Purity:
    ≥ 99%
    Synonym:
    Adipic acid bis(2-ethylhexyl) ester
    Catalog Number:
    34124
    CAS Number:
    103-23-1
    Purity Limit:
    ≥ 99%
    MDL NO:
    MFCD00009496
    Molecular Formula:
    C22H42O4
    Molecular Weight:
    370.57
    Specification Sheet SDS

  • Octanoic acid

    Hazmat
    Grade:
    Natural, FG, KOSHER, FEMA 2799
    Purity:
    ≥ 99% (GC)
    Synonym:
    Caprylic acid
    Hazmat
    Catalog Number:
    33913
    Grade:
    Natural, FG, KOSHER, FEMA 2799
    CAS Number:
    124-07-2
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00004429
    Molecular Formula:
    C8H16O2
    Molecular Weight:
    144.21
    Specification Sheet SDS

  • Butyl butyrate

    Hazmat
    Grade:
    FG, KOSHER, FEMA 2186
    Purity:
    ≥ 98% (GC)
    Synonym:
    Butyric acid butyl ester
    Hazmat
    Catalog Number:
    33880
    Grade:
    FG, KOSHER, FEMA 2186
    CAS Number:
    109-21-7
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00009450
    Molecular Formula:
    C8H16O2
    Molecular Weight:
    144.21
    Specification Sheet SDS

  • Butyl acetate

    Hazmat
    Grade:
    Natural, FG, KOSHER, FEMA 2174
    Purity:
    99 - 100% (GC)
    Synonym:
    Acetic acid butyl ester
    Hazmat
    Catalog Number:
    33876
    Grade:
    Natural, FG, KOSHER, FEMA 2174
    CAS Number:
    123-86-4
    Purity Limit:
    99 - 100% (GC)
    MDL NO:
    MFCD00009445
    Molecular Formula:
    C6H12O2
    Molecular Weight:
    116.16
    Specification Sheet SDS

  • 1-Hexanol

    Hazmat
    Grade:
    meets FG specifications, FEMA 2567
    Purity:
    96 - 100% (GC)
    Synonym:
    Hexyl alcohol
    Hazmat
    Catalog Number:
    33762
    Grade:
    meets FG specifications, FEMA 2567
    CAS Number:
    111-27-3
    Purity Limit:
    96 - 100% (GC)
    MDL NO:
    MFCD00002982
    Molecular Formula:
    C6H14O
    Molecular Weight:
    102.18
    Specification Sheet SDS

  • p-Toluic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    4-Methylbenzoic acid
    Catalog Number:
    33445
    CAS Number:
    99-94-5
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00002565
    Molecular Formula:
    C8H8O2
    Molecular Weight:
    136.15
    Specification Sheet SDS

  • Phenyl chloroformate

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    Chloroformic acid phenyl ester
    Hazmat
    Catalog Number:
    33337
    CAS Number:
    1885-14-9
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00000637
    Molecular Formula:
    C7H5ClO2
    Molecular Weight:
    156.57
    Specification Sheet SDS

  • N-Methoxycarbonylmaleimide

    Purity:
    ≥ 99% (HPLC)
    Catalog Number:
    31365
    CAS Number:
    55750-48-6
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00042755
    Molecular Formula:
    C6H5NO4
    Molecular Weight:
    155.11
    Specification Sheet SDS

  • Methyl oleate

    Purity:
    ≥ 98.5% (GC)
    Synonym:
    Methyl cis-9-octadecenoate
    Catalog Number:
    30746
    CAS Number:
    112-62-9
    Purity Limit:
    ≥ 98.5% (GC)
    MDL NO:
    MFCD00009578
    Molecular Formula:
    C19H36O2
    Molecular Weight:
    296.49
    Specification Sheet SDS

  • o-Tolidine dihydrochloride

    Hazmat
    Grade:
    ACS reagent
    Synonym:
    3,3'-Diimethyl-[1,1'-biphenyl]-4,4' diamine dihydrochloride
    Hazmat
    Catalog Number:
    30211
    Grade:
    ACS reagent
    CAS Number:
    612-82-8
    MDL NO:
    MFCD00012960
    Molecular Formula:
    C14H16N2 · 2HCl
    Molecular Weight:
    285.21
    Specification Sheet SDS
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