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Click Chemistry

Click Chemistry Reagents

397

Create intricate compounds effortlessly with reagents that are as precise and reliable as your work demands.

Sub Categories
Azide Labeling Reagents 12
Biotinylation Reagents 33
Conjugation Chemistry: Azides, Alkynes & Other Reagents 108
DBCO Reagents 31
Metabolic Labeling Reagents 25
TCO Reagents 9
Terminal Alkynes 15
Tetrazine Reagents 213
Filters

  • Diethylene glycol divinyl ether (stabilized with KOH)

    Hazmat
    Purity:
    ≥ 98.5% (GC)
    Synonym:
    Divinyl carbitol (stabilized with KOH)
    Hazmat
    Catalog Number:
    41699
    Purity Limit:
    ≥ 98.5% (GC)
    CAS Number:
    764-99-8
    MDL NO:
    MFCD00054610
    Molecular Formula:
    C8H14O3
    Molecular Weight:
    158.2
    Specification Sheet SDS

  • Methyl-PEG24-maleimide

    Purity:
    ≥ 93% (HPLC)
    Synonym:
    mPEG24-Maleimide
    Catalog Number:
    41698
    Purity Limit:
    ≥ 93% (HPLC)
    Molecular Formula:
    C56H106N2O27
    Molecular Weight:
    1239.45
    Specification Sheet SDS

  • Methyl-PEG12-NHS ester

    Synonym:
    N-Succinimidyl4,7,10,13,16,19,22,25,28,31,34,37-dodecaoxaoctatriacontanoate
    Catalog Number:
    41704
    Molecular Formula:
    C30H55NO16
    Molecular Weight:
    685.76
    Specification Sheet SDS

  • PEG5-Carboxylic acid tert-butyl ester

    Purity:
    ≥ 95% (GC)
    Synonym:
    HO-PEG4 tert-butyl ester
    Catalog Number:
    41700
    Purity Limit:
    ≥ 95% (GC)
    CAS Number:
    518044-32-1
    MDL NO:
    MFCD11041117
    Molecular Formula:
    C15H30O7
    Molecular Weight:
    322.4
    Specification Sheet SDS

  • Tris(2-benzimidazolylmethyl)amine

    Purity:
    ≥ 96% (HPLC)
    Synonym:
    N,N-Bis(1H-benzimidazol-2-ylmethyl)-1H-benzimidazole-2-methanamine
    Catalog Number:
    41015
    Purity Limit:
    ≥ 96% (HPLC)
    CAS Number:
    64019-57-4
    MDL NO:
    MFCD00075516
    Molecular Formula:
    C24H21N7
    Molecular Weight:
    407.48
    Specification Sheet SDS

  • Tetrakis(acetonitrile)copper(I) trifluoromethanesulfonate

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    Tetrakis(acetonitrile)copper(I) triflate
    Catalog Number:
    40704
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    58452-28-1
    MDL NO:
    MFCD10566992
    Molecular Formula:
    C9H12CuF3N4O3S
    Molecular Weight:
    376.82
    Specification Sheet SDS

  • Chloro(pentamethylcyclopentadienyl)ruthenium(II) tetramer

    Purity:
    ≥ 95% (Assay by titration)
    Synonym:
    Tetrachlorotetrakis(pentamethylcyclopentadienyl)tetraruthenium
    Catalog Number:
    40696
    Purity Limit:
    ≥ 95% (Assay by titration)
    CAS Number:
    113860-07-4
    MDL NO:
    MFCD03792150
    Molecular Formula:
    C40H60Cl4Ru4
    Molecular Weight:
    1087.0
    Specification Sheet SDS

  • Tetrakis(acetonitrile)copper(I) tetrafluoroborate

    Hazmat
    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    Copper(I) tetra(acetonitrile) tetrafluoroborate
    Hazmat
    Catalog Number:
    40644
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    15418-29-8
    MDL NO:
    MFCD09265110
    Molecular Formula:
    C8H12BCuF4N4
    Molecular Weight:
    314.56
    Specification Sheet SDS

  • Copper(I) acetate

    Purity:
    ≥ 97% (Assay by titration)
    Synonym:
    Acetic acid copper(I) salt
    Catalog Number:
    40647
    Purity Limit:
    ≥ 97% (Assay by titration)
    CAS Number:
    598-54-9
    MDL NO:
    MFCD00058908
    Molecular Formula:
    C2H3CuO2
    Molecular Weight:
    122.59
    Specification Sheet SDS

  • Tetrakis(acetonitrile)copper(I) hexafluorophosphate

    Purity:
    ≥ 97% (Assay by titration)
    Synonym:
    Copper(I) tetrakis(acetonitrile) hexafluorophosphate
    Catalog Number:
    40645
    Purity Limit:
    ≥ 97% (Assay by titration)
    CAS Number:
    64443-05-6
    MDL NO:
    MFCD00064810
    Molecular Formula:
    C8H12CuF6N4P
    Molecular Weight:
    372.72
    Specification Sheet SDS

  • N,N'-(Naphthalene-1,5-diyl)bis[2-(aminooxy)acetamide]

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    N1,N5-Bis(aminooxyacetyl)-1,5-diaminonaphthalene
    Catalog Number:
    39716
    Purity Limit:
    ≥ 95% (HPLC)
    CAS Number:
    1166232-68-3
    MDL NO:
    MFCD32068076
    Molecular Formula:
    C14H16N4O4
    Molecular Weight:
    304.31
    Specification Sheet SDS

  • Mono-tert-butyl succinate

    Purity:
    ≥ 99% (GC)
    Synonym:
    Succinic acid mono-tert-butyl ester
    Catalog Number:
    39720
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    15026-17-2
    MDL NO:
    MFCD00273441
    Molecular Formula:
    C8H14O4
    Molecular Weight:
    174.2
    Specification Sheet SDS

  • Bis(NHS)PEG9

    Purity:
    ≥ 90%
    Synonym:
    Di(N-succinimidyl)4,7,10,13,16,19,22,25,28-nonaoxahentriacontanedioate
    Catalog Number:
    39708
    Purity Limit:
    ≥ 90%
    CAS Number:
    1008402-79-6
    MDL NO:
    MFCD11041131
    Molecular Formula:
    C30H48N2O17
    Molecular Weight:
    708.71
    Specification Sheet SDS

  • Ethylene glycol bis(3-mercaptopropionate)

    Purity:
    ≥ 92% (GC)
    Synonym:
    Ethylene bis(3-mercaptopropionate)
    Catalog Number:
    39719
    Purity Limit:
    ≥ 92% (GC)
    CAS Number:
    22504-50-3
    MDL NO:
    MFCD00053520
    Molecular Formula:
    C8H14O4S2
    Molecular Weight:
    238.32
    Specification Sheet SDS

  • Bis[2-(4-azidosalicylamido)ethyl] disulfide

    Purity:
    ≥ 97% (HPLC)
    Catalog Number:
    39712
    Purity Limit:
    ≥ 97% (HPLC)
    CAS Number:
    199804-21-2
    MDL NO:
    MFCD01861964
    Molecular Formula:
    C18H18N8O4S2
    Molecular Weight:
    474.51
    Specification Sheet SDS

  • Ethylene bis(thioglycolate) (Purified)

    Purity:
    ≥ 95% (Assay by titration)
    Synonym:
    Ethylene Mercaptoacetate (Purified)
    Catalog Number:
    39715
    Purity Limit:
    ≥ 95% (Assay by titration)
    CAS Number:
    123-81-9
    MDL NO:
    MFCD00004875
    Molecular Formula:
    C6H10O4S2
    Molecular Weight:
    210.26
    Specification Sheet SDS

  • Diethylene glycol bis(2-propynyl) ether

    Purity:
    ≥ 98% (GC)
    Synonym:
    3-[2-[2-(2-Propynyloxy)ethoxy]ethoxy]-1-propyne
    Catalog Number:
    39717
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    126422-57-9
    MDL NO:
    MFCD22201523
    Molecular Formula:
    C10H14O3
    Molecular Weight:
    182.22
    Specification Sheet SDS

  • Glutaraldehyde (24-26% in Water)

    Hazmat
    Purity:
    Concentration 25 - 28 % by titration
    Synonym:
    Pentane-1,5-dial
    Hazmat
    Catalog Number:
    39703
    Purity Limit:
    Concentration 25 - 28 % by titration
    CAS Number:
    111-30-8
    MDL NO:
    MFCD00007025
    Molecular Formula:
    C5H8O2
    Molecular Weight:
    100.12
    Specification Sheet SDS

  • 1,5-Difluoro-2,4-dinitrobenzene

    Hazmat
    Purity:
    ≥ 97% (GC)
    Synonym:
    1,3-Difluoro-4,6-dinitrobenzene
    Hazmat
    Catalog Number:
    39718
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    327-92-4
    MDL NO:
    MFCD00007052
    Molecular Formula:
    C6H2F2N2O4
    Molecular Weight:
    204.09
    Specification Sheet SDS

  • Malonic acid dihydrazide

    Purity:
    ≥ 93% (Assay by titration)
    Synonym:
    Malono-dihydrazide
    Catalog Number:
    39701
    Purity Limit:
    ≥ 93% (Assay by titration)
    CAS Number:
    3815-86-9
    MDL NO:
    MFCD00041268
    Molecular Formula:
    C3H8N4O2
    Molecular Weight:
    132.12
    Specification Sheet SDS

  • Dithiodiglycolic acid

    Purity:
    ≥ 99.5% (Assay by titration)
    Synonym:
    Dithiodiacetic acid
    Catalog Number:
    39707
    Purity Limit:
    ≥ 99.5% (Assay by titration)
    CAS Number:
    505-73-7
    MDL NO:
    MFCD00039607
    Molecular Formula:
    C4H6O4S2
    Molecular Weight:
    182.21
    Specification Sheet SDS

  • 4,4'-Dithiodibutyric acid

    Purity:
    ≥ 95% (GC)
    Synonym:
    Bis(3-carboxypropyl) disulfide
    Catalog Number:
    39711
    Purity Limit:
    ≥ 95% (GC)
    CAS Number:
    2906-60-7
    MDL NO:
    MFCD00004406
    Molecular Formula:
    C8H14O4S2
    Molecular Weight:
    238.32
    Specification Sheet SDS

  • 1,4-Butanediol diglycidyl ether

    Purity:
    ≥ 98% (Assay)
    Synonym:
    1,4-Bis(2,3-epoxypropoxy)butane
    Catalog Number:
    39713
    Purity Limit:
    ≥ 98% (Assay)
    CAS Number:
    2425-79-8
    MDL NO:
    MFCD00005146
    Molecular Formula:
    C10H18O4
    Molecular Weight:
    202.25
    Specification Sheet SDS

  • tert-Butyl hydrogen dodecanedioate

    Purity:
    ≥ 98% (GC)
    Synonym:
    Dodecanedioic acid mono-tert-butyl ester
    Catalog Number:
    39709
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    234081-98-2
    MDL NO:
    MFCD28098251
    Molecular Formula:
    C16H30O4
    Molecular Weight:
    286.41
    Specification Sheet SDS

  • 1,14-Diamino-3,6,9,12-tetraoxatetradecane

    Hazmat
    Purity:
    ≥ 97% (GC)
    Synonym:
    3,6,9,12-Tetraoxatetradecane-1,14-diamine
    Hazmat
    Catalog Number:
    39696
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    68960-97-4
    MDL NO:
    MFCD01365938
    Molecular Formula:
    C10H24N2O4
    Molecular Weight:
    236.31
    Specification Sheet SDS

  • Ethylene glycol 1,2-bis(2-propynyl) ether

    Hazmat
    Purity:
    ≥ 97% (GC)
    Synonym:
    1,2-Bis(2-propynyloxy)ethane
    Hazmat
    Catalog Number:
    39705
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    40842-04-4
    MDL NO:
    MFCD03640302
    Molecular Formula:
    C8H10O2
    Molecular Weight:
    138.17
    Specification Sheet SDS

  • tert-Butyl hydrogen hexadecanedioate

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Hexadecanedioic acid mono-tert-butyl ester
    Catalog Number:
    39714
    Purity Limit:
    ≥ 99% (HPLC)
    CAS Number:
    843666-27-3
    MDL NO:
    MFCD23136039
    Molecular Formula:
    C20H38O4
    Molecular Weight:
    342.52
    Specification Sheet SDS

  • tert-Butyl hydrogen tetradecanedioate

    Purity:
    ≥ 99% (ELSD)
    Synonym:
    Tetradecanedioic acid mono-tert-butyl ester
    Catalog Number:
    39710
    Purity Limit:
    ≥ 99% (ELSD)
    CAS Number:
    234082-00-9
    MDL NO:
    MFCD23136040
    Molecular Formula:
    C18H34O4
    Molecular Weight:
    314.47
    Specification Sheet SDS

  • Bis(NHS)PEG5

    Purity:
    ≥ 90%
    Synonym:
    Di(N-succinimidyl) 4,7,10,13,16-pentaoxanonadecanedioate
    Catalog Number:
    39706
    Purity Limit:
    ≥ 90%
    CAS Number:
    756526-03-1
    MDL NO:
    MFCD11041118
    Molecular Formula:
    C22H32N2O13
    Molecular Weight:
    532.5
    Specification Sheet SDS

  • Dimethyl adipimidate dihydrochloride

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    Adipimidic acid dimethyl ester dihydrochloride
    Catalog Number:
    39697
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    14620-72-5
    MDL NO:
    MFCD00012573
    Molecular Formula:
    C8H16N2O2·2HCl
    Molecular Weight:
    245.14
    Specification Sheet SDS

  • Dimethyl suberimidate dihydrochloride

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    Suberimidic acid dimethyl ester dihydrochloride
    Catalog Number:
    39702
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    34490-86-3
    MDL NO:
    MFCD00012574
    Molecular Formula:
    C10H20N2O2·2HCl
    Molecular Weight:
    273.2
    Specification Sheet SDS

  • Bis(3-sulfo-N-succinimidyl) suberate disodium salt

    Purity:
    ≥ 96%
    Synonym:
    Suberic acid bis(3-sulfo-N-succinimidyl) esterdisodium salt
    Catalog Number:
    39694
    Purity Limit:
    ≥ 96%
    CAS Number:
    127634-19-9
    MDL NO:
    MFCD00054982
    Molecular Formula:
    C16H18N2O14S2·2Na
    Molecular Weight:
    572.42
    Specification Sheet SDS

  • 5,6,11,12-Tetradehydrodibenzo[a,e]cyclooctene

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    5,6,11,12-Tetradehydrodibenzo[a,e]cyclooctatetraene
    Catalog Number:
    39693
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    53397-65-2
    MDL NO:
    MFCD28386121
    Molecular Formula:
    C16H8
    Molecular Weight:
    200.24
    Specification Sheet SDS

  • Polyethylene glycol bis(3-aminopropyl) ether

    Synonym:
    O,O'-Bis(3-aminopropyl)polyethylene glycol 1,500
    Catalog Number:
    39700
    CAS Number:
    34901-14-9
    MDL NO:
    MFCD00197739
    Specification Sheet SDS

  • 3,3'-Dithiodipropionic acid

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    2-Carboxyethyl disulfide
    Hazmat
    Catalog Number:
    39704
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    1119-62-6
    MDL NO:
    MFCD00002780
    Molecular Formula:
    C6H10O4S2
    Molecular Weight:
    210.26
    Specification Sheet SDS

  • Diethylene glycol bis(3-aminopropyl) ether

    Hazmat
    Purity:
    99 - 100% (Assay by titration, GC)
    Synonym:
    Bis[2-(3-aminopropoxy)ethyl] ether
    Hazmat
    Catalog Number:
    39695
    Purity Limit:
    99 - 100% (Assay by titration, GC)
    CAS Number:
    4246-51-9
    MDL NO:
    MFCD00059850
    Molecular Formula:
    C10H24N2O3
    Molecular Weight:
    220.31
    Specification Sheet SDS

  • Di(N-succinimidyl) pimelate

    Purity:
    ≥ 98% (NMR)
    Synonym:
    Bis(2,5-dioxopyrrolidin-1-yl) heptanedioate
    Catalog Number:
    39692
    Purity Limit:
    ≥ 98% (NMR)
    CAS Number:
    74648-14-9
    MDL NO:
    MFCD01318519
    Molecular Formula:
    C15H18N2O8
    Molecular Weight:
    354.32
    Specification Sheet SDS

  • Ethylene glycol bis(3-mercaptopropionate) (Purified)

    Purity:
    ≥ 97% (NMR)
    Synonym:
    Ethylene bis(3-mercaptopropionate) (Purified)
    Catalog Number:
    39699
    Purity Limit:
    ≥ 97% (NMR)
    CAS Number:
    22504-50-3
    MDL NO:
    MFCD00053520
    Molecular Formula:
    C8H14O4S2
    Molecular Weight:
    238.32
    Specification Sheet SDS

  • Glutaraldehyde (ca. 50% in Water, ca. 5.6mol/L)

    Hazmat
    Synonym:
    Glutaric dialdehyde solution
    Hazmat
    Catalog Number:
    39698
    CAS Number:
    111-30-8
    MDL NO:
    MFCD00007025
    Molecular Formula:
    C5H8O2
    Molecular Weight:
    100.12
    Specification Sheet SDS

  • 4-[3-(Trifluoromethyl)-3H-diazirin-3-yl]benzyl alcohol

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    3-[4-(Hydroxymethyl)phenyl]-3-(trifluoromethyl)-3H-diazirine
    Catalog Number:
    39684
    Purity Limit:
    ≥ 97% (HPLC)
    CAS Number:
    87736-88-7
    MDL NO:
    MFCD19442582
    Molecular Formula:
    C9H7F3N2O
    Molecular Weight:
    216.16
    Specification Sheet SDS

  • Disuccinimidyl succinate

    Purity:
    ≥ 98% (NMR)
    Synonym:
    Succinic acid disuccinimidyl ester
    Catalog Number:
    39691
    Purity Limit:
    ≥ 98% (NMR)
    CAS Number:
    30364-60-4
    MDL NO:
    MFCD00228233
    Molecular Formula:
    C12H12N2O8
    Molecular Weight:
    312.23
    Specification Sheet SDS

  • tert-Butyl 12-Hydroxy-4,7,10-trioxadodecanoate

    Purity:
    ≥ 97% (GC)
    Synonym:
    12-Hydroxy-4,7,10-trioxadodecanoic acid tert-butyl ester
    Catalog Number:
    39676
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    186020-66-6
    MDL NO:
    MFCD03791106
    Molecular Formula:
    C13H26O6
    Molecular Weight:
    278.35
    Specification Sheet SDS

  • Propargyl ether

    Hazmat
    Purity:
    ≥ 98.5% (GC)
    Synonym:
    Dipropargyl ether
    Hazmat
    Catalog Number:
    39690
    Purity Limit:
    ≥ 98.5% (GC)
    CAS Number:
    6921-27-3
    MDL NO:
    MFCD00048108
    Molecular Formula:
    C6H6O
    Molecular Weight:
    94.11
    Specification Sheet SDS

  • Propargylamine

    Hazmat
    Purity:
    ≥ 97.5% (GC)
    Synonym:
    3-Amino-1-propyne
    Hazmat
    Catalog Number:
    39688
    Purity Limit:
    ≥ 97.5% (GC)
    CAS Number:
    2450-71-7
    MDL NO:
    MFCD00008198
    Molecular Formula:
    C3H5N
    Molecular Weight:
    55.08
    Specification Sheet SDS

  • 6-Mercapto-1-hexanol

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

  • 1-Amino-3,6,9,12,15,18-hexaoxahenicosan-21-oic acid

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    21-Amino-4,7,10,13,16,19-hexaoxahenicosanoic acid
    Catalog Number:
    39680
    Purity Limit:
    ≥ 95% (HPLC)
    CAS Number:
    905954-28-1
    MDL NO:
    MFCD13184943
    Molecular Formula:
    C15H31NO8
    Molecular Weight:
    353.41
    Specification Sheet SDS

  • Bis(4-fluoro-3-nitrophenyl) sulfone

    Purity:
    ≥ 98% (GC)
    Synonym:
    4,4'-Difluoro-3,3'-dinitrodiphenyl sulfone
    Catalog Number:
    39689
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    312-30-1
    MDL NO:
    MFCD00007057
    Molecular Formula:
    C12H6F2N2O6S
    Molecular Weight:
    344.24
    Specification Sheet SDS

  • N-(2-Aminoethyl)maleimide hydrochloride

    Purity:
    ≥ 99% (HPLC)
    Catalog Number:
    39677
    Purity Limit:
    ≥ 99% (HPLC)
    CAS Number:
    134272-64-3
    MDL NO:
    MFCD09800491
    Molecular Formula:
    C6H8N2O2·HCl
    Molecular Weight:
    176.6
    Specification Sheet SDS

  • Triethylene glycol mono(2-propynyl) ether

    Purity:
    ≥ 96% (GC)
    Synonym:
    2-[2-[2-(2-Propynyloxy)ethoxy]ethoxy]ethanol
    Catalog Number:
    39685
    Purity Limit:
    ≥ 96% (GC)
    CAS Number:
    208827-90-1
    MDL NO:
    MFCD13189984
    Molecular Formula:
    C9H16O4
    Molecular Weight:
    188.22
    Specification Sheet SDS

  • Diethylene glycol mono(2-propyn-1-yl) ether

    Purity:
    ≥ 97% (GC)
    Synonym:
    2-[2-(2-Propyn-1-yloxy)ethoxy]ethanol
    Catalog Number:
    39683
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    7218-43-1
    MDL NO:
    MFCD00053353
    Molecular Formula:
    C7H12O3
    Molecular Weight:
    144.17
    Specification Sheet SDS
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