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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

  • 1,2-Bis(maleimido)ethane

    Purity:
    ≥ 98% (Assay)
    Synonym:
    Ethylene-bis-maleimide
    Catalog Number:
    23078
    Purity Limit:
    ≥ 98% (Assay)
    CAS Number:
    5132-30-9
    MDL NO:
    MFCD00458699
    Molecular Formula:
    C10H8N2O4
    Molecular Weight:
    220.18
    Specification Sheet SDS

  • Dithio-bis-maleimidoethane

    Purity:
    ≥ 98%
    Synonym:
    DTME
    Catalog Number:
    23045
    Purity Limit:
    ≥ 98%
    CAS Number:
    71865-37-7
    MDL NO:
    MFCD01863385
    Molecular Formula:
    C12H12N2S2O4
    Molecular Weight:
    312.37
    Specification Sheet SDS

  • N-(13-Amino-4,7,10-trioxatridecanyl)-D-biotinamide

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Biotin-TOTA
    Catalog Number:
    47716
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    183896-00-6
    MDL NO:
    MFCD28053681
    Molecular Formula:
    C20H38N4O5S
    Molecular Weight:
    446.6
    Specification Sheet SDS

  • N-(4-Aminophenethyl)-D-biotinamide

    Purity:
    ≥ 98%
    Synonym:
    Biotin-aniline
    Catalog Number:
    47717
    Purity Limit:
    ≥ 98%
    CAS Number:
    769933-15-5
    Molecular Formula:
    C18H26N4O2S
    Molecular Weight:
    362.5
    SDS

  • 1-Azido-3,6,9-trioxaundecan-11-Boc-amine

    Purity:
    ≥ 97%
    Synonym:
    N3-PEG(3)-NH-Boc
    Catalog Number:
    47705
    Purity Limit:
    ≥ 97%
    CAS Number:
    642091-68-7
    MDL NO:
    MFCD22056317
    Molecular Formula:
    C13H26N4O5
    Molecular Weight:
    318.4
    Specification Sheet SDS

  • Fmoc-NH-(PEG)8-CH2CH2COOH

    Purity:
    ≥ 97%
    Synonym:
    1-(Fmoc-amino)-3,6,9,12,15,18,21,24-octaoxaheptacosan-27-oic acid
    Catalog Number:
    46597
    Purity Limit:
    ≥ 97%
    CAS Number:
    756526-02-0
    MDL NO:
    MFCD11041143
    Molecular Formula:
    C34H49NO12
    Molecular Weight:
    663.75
    SDS

  • Heptaethylene glycol monomethyl ether

    Purity:
    ≥ 97% (GC)
    Synonym:
    mPEG7-Alcohol
    Catalog Number:
    41730
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    4437-01-8
    MDL NO:
    MFCD06201006
    Molecular Formula:
    C15H32O8
    Molecular Weight:
    340.41
    Specification Sheet SDS

  • Pentaethylene glycol

    Purity:
    ≥ 98% (GC)
    Synonym:
    3,6,9,12-Tetraoxatetradecane-1,14-diol
    Catalog Number:
    41728
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    4792-15-8
    MDL NO:
    MFCD00002878
    Molecular Formula:
    C10H22O6
    Molecular Weight:
    238.28
    Specification Sheet SDS

  • Tetraethylene glycol

    Purity:
    ≥ 99%
    Synonym:
    Tetraglycol
    Catalog Number:
    41739
    Purity Limit:
    ≥ 99%
    CAS Number:
    112-60-7
    MDL NO:
    MFCD00002879
    Molecular Formula:
    C8H18O5
    Molecular Weight:
    194.23
    Specification Sheet SDS

  • Tetraethylene glycol monomethyl ether

    Purity:
    ≥ 99% (GC)
    Synonym:
    Methyl tetraglycol
    Catalog Number:
    41736
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    23783-42-8
    MDL NO:
    MFCD00041756
    Molecular Formula:
    C9H20O5
    Molecular Weight:
    208.25
    Specification Sheet SDS

  • Triethylene glycol monomethyl ether

    Purity:
    ≥ 98% (GC)
    Synonym:
    Methyl triglycol
    Catalog Number:
    41745
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    112-35-6
    MDL NO:
    MFCD00002875
    Molecular Formula:
    C7H16O4
    Molecular Weight:
    164.2
    Specification Sheet SDS

  • Hexaethylene glycol

    Purity:
    ≥ 99% (GC)
    Synonym:
    3,6,9,12,15-Pentaoxaheptadecane-1,17-diol
    Catalog Number:
    41743
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    2615-15-8
    MDL NO:
    MFCD00002877
    Molecular Formula:
    C12H26O7
    Molecular Weight:
    282.33
    Specification Sheet SDS

  • Triethylene glycol monoethyl ether

    Purity:
    ≥ 90% (GC)
    Synonym:
    Tri(ethylene glycol) monoethyl ether
    Catalog Number:
    41738
    Purity Limit:
    ≥ 90% (GC)
    CAS Number:
    112-50-5
    MDL NO:
    MFCD00020605
    Molecular Formula:
    C8H18O4
    Molecular Weight:
    178.23
    Specification Sheet SDS

  • Dodecaethylene glycol monomethyl ether

    Purity:
    ≥ 90% (GC)
    Synonym:
    mPEG12-Alcohol
    Catalog Number:
    41741
    Purity Limit:
    ≥ 90% (GC)
    CAS Number:
    5702-16-9
    MDL NO:
    MFCD06797088
    Molecular Formula:
    C25H52O13
    Molecular Weight:
    560.68
    Specification Sheet SDS

  • Nonaethylene glycol monomethyl ether

    Purity:
    ≥ 93% (GC)
    Synonym:
    mPEG9-Alcohol
    Catalog Number:
    41734
    Purity Limit:
    ≥ 93% (GC)
    CAS Number:
    6048-68-6
    MDL NO:
    MFCD06797148
    Molecular Formula:
    C19H40O10
    Molecular Weight:
    428.52
    Specification Sheet SDS

  • Decaethylene glycol

    Purity:
    ≥ 90% (GC)
    Synonym:
    HO-PEG10-OH
    Catalog Number:
    41742
    Purity Limit:
    ≥ 90% (GC)
    CAS Number:
    5579-66-8
    MDL NO:
    MFCD00698693
    Molecular Formula:
    C20H42O11
    Molecular Weight:
    458.55
    Specification Sheet SDS

  • Hexaethylene glycol monomethyl ether

    Purity:
    ≥ 97% (GC)
    Synonym:
    mPEG6-Alcohol
    Catalog Number:
    41733
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    23601-40-3
    MDL NO:
    MFCD00045996
    Molecular Formula:
    C13H28O7
    Molecular Weight:
    296.36
    Specification Sheet SDS

  • Heptaethylene glycol

    Purity:
    ≥ 98% (GC)
    Synonym:
    HO-PEG7-OH
    Catalog Number:
    41732
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    5617-32-3
    MDL NO:
    MFCD00002876
    Molecular Formula:
    C14H30O8
    Molecular Weight:
    326.39
    Specification Sheet SDS

  • Decaethylene glycol monomethyl ether

    Purity:
    ≥ 93% (GC)
    Synonym:
    mPEG10-Alcohol
    Catalog Number:
    41740
    Purity Limit:
    ≥ 93% (GC)
    CAS Number:
    27425-92-9
    MDL NO:
    MFCD06797087
    Molecular Formula:
    C21H44O11
    Molecular Weight:
    472.57
    Specification Sheet SDS

  • Diethylene glycol monoethyl ether

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

  • Dodecaethylene glycol

    Purity:
    ≥ 95% (GC)
    Synonym:
    HO-PEG12-OH
    Catalog Number:
    41737
    Purity Limit:
    ≥ 95% (GC)
    CAS Number:
    6790-09-6
    MDL NO:
    MFCD06201001
    Molecular Formula:
    C24H50O13
    Molecular Weight:
    546.65
    Specification Sheet SDS

  • tert-Butyl 1-(tosyloxy)-3,6,9,12-tetraoxapentadecan-15-oate

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    1-(Tosyloxy)-3,6,9,12-tetraoxapentadecan-15-oic acidtert-butyl ester
    Catalog Number:
    41707
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    581065-94-3
    MDL NO:
    MFCD22574810
    Molecular Formula:
    C22H36O9S
    Molecular Weight:
    476.58
    Specification Sheet SDS

  • Nonaethylene glycol

    Purity:
    ≥ 95% (GC)
    Synonym:
    HO-PEG9-OH
    Catalog Number:
    41735
    Purity Limit:
    ≥ 95% (GC)
    CAS Number:
    3386-18-3
    MDL NO:
    MFCD00698692
    Molecular Formula:
    C18H38O10
    Molecular Weight:
    414.49
    Specification Sheet SDS

  • (R)-N-(3,6,9,12-Tetraoxatridecyl)-a-lipoamide

    Purity:
    ≥ 90% (HPLC)
    Synonym:
    (R)-5-(1,2-Dithiolan-3-yl)-N-(3,6,9,12-tetraoxatridecyl)valeramide
    Catalog Number:
    41701
    Purity Limit:
    ≥ 90% (HPLC)
    CAS Number:
    1334172-66-5
    MDL NO:
    MFCD21363251
    Molecular Formula:
    C17H33NO5S2
    Molecular Weight:
    395.57
    Specification Sheet SDS

  • Methyl-PEG12-maleimide

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    mPEG12-Maleimide
    Catalog Number:
    41719
    Purity Limit:
    ≥ 95% (HPLC)
    Molecular Formula:
    C32H58N2O15
    Molecular Weight:
    710.82
    Specification Sheet SDS

  • Octaethylene glycol monomethyl ether

    Purity:
    ≥ 98% (GC)
    Synonym:
    mPEG8-Alcohol
    Catalog Number:
    41729
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    25990-96-9
    MDL NO:
    MFCD06797152
    Molecular Formula:
    C17H36O9
    Molecular Weight:
    384.47
    Specification Sheet SDS

  • Diethylene glycol bis(2-chloroethyl) ether

    Hazmat
    Purity:
    ≥ 97% (GC)
    Synonym:
    Bis[2-(2-chloroethoxy)ethyl] ether
    Hazmat
    Catalog Number:
    41711
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    638-56-2
    MDL NO:
    MFCD00054473
    Molecular Formula:
    C8H16Cl2O3
    Molecular Weight:
    231.11
    Specification Sheet SDS

  • Propargyl-PEG3-carboxylic acid

    Purity:
    ≥ 95% (NMR)
    Synonym:
    3-[2-[2-(2-Propargyloxy)ethoxy]ethoxy]propanoic acid
    Catalog Number:
    41725
    Purity Limit:
    ≥ 95% (NMR)
    CAS Number:
    1347760-82-0
    MDL NO:
    MFCD22201521
    Molecular Formula:
    C10H16O5
    Molecular Weight:
    216.23
    Specification Sheet SDS

  • Amino-PEG2-acid tert-butyl ester

    Purity:
    ≥ 98.5% (GC)
    Synonym:
    tert-Butyl 3-[2-(2-aminoethoxy)ethoxy]propanoate
    Catalog Number:
    41721
    Purity Limit:
    ≥ 98.5% (GC)
    CAS Number:
    756525-95-8
    MDL NO:
    MFCD11041135
    Molecular Formula:
    C11H23NO4
    Molecular Weight:
    233.31
    Specification Sheet SDS

  • Octaethylene glycol

    Purity:
    ≥ 98% (GC)
    Synonym:
    3,6,9,12,15,18,21-Heptaoxatricosane-1,23-diol
    Catalog Number:
    41727
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    5117-19-1
    MDL NO:
    MFCD00698694
    Molecular Formula:
    C16H34O9
    Molecular Weight:
    370.44
    Specification Sheet SDS

  • 2,5,8,11-Tetraoxatetradec-13-ene

    Purity:
    ≥ 98% (GC)
    Synonym:
    Allyloxymethoxytriglycol
    Catalog Number:
    41723
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    19685-21-3
    MDL NO:
    MFCD00080393
    Molecular Formula:
    C10H20O4
    Molecular Weight:
    204.27
    Specification Sheet SDS

  • Methyl-PEG24-azide

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    O-(2-Azidoethyl)-O'-methyltricosaethylene glycol
    Catalog Number:
    41724
    Purity Limit:
    ≥ 95% (HPLC)
    Molecular Formula:
    C49H99N3O24
    Molecular Weight:
    1114.33
    Specification Sheet SDS

  • Diethylene glycol 2-bromoethyl methyl ether

    Purity:
    ≥ 97% (GC)
    Synonym:
    2-[2-(2-Methoxyethoxy)ethoxy]ethyl bromide
    Catalog Number:
    41722
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    72593-77-2
    MDL NO:
    MFCD00956116
    Molecular Formula:
    C7H15BrO3
    Molecular Weight:
    227.1
    Specification Sheet SDS

  • Pentaethylene glycol monomethyl ether

    Purity:
    ≥ 96% (GC)
    Synonym:
    mPEG5-Alcohol
    Catalog Number:
    41726
    Purity Limit:
    ≥ 96% (GC)
    CAS Number:
    23778-52-1
    MDL NO:
    MFCD00045995
    Molecular Formula:
    C11H24O6
    Molecular Weight:
    252.31
    Specification Sheet SDS

  • Methyl-PEG4-NHS ester

    Purity:
    ≥ 90%
    Synonym:
    N-Succinimidyl 4,7,10,13-tetraoxatetradecanoate
    Catalog Number:
    41716
    Purity Limit:
    ≥ 90%
    CAS Number:
    622405-78-1
    MDL NO:
    MFCD11041112
    Molecular Formula:
    C14H23NO8
    Molecular Weight:
    333.34
    Specification Sheet SDS

  • Methyl-PEG24-amine

    Purity:
    ≥ 97.5% (HPLC)
    Synonym:
    mPEG24-Amine
    Catalog Number:
    41720
    Purity Limit:
    ≥ 97.5% (HPLC)
    CAS Number:
    ["2151823-08-2, 32130-27-1"]
    MDL NO:
    MFCD11041163
    Molecular Formula:
    C49H101NO24
    Molecular Weight:
    1088.33
    Specification Sheet SDS

  • Methyl-PEG8-NHS ester

    Purity:
    ≥ 95%
    Synonym:
    N-Succinimidyl4,7,10,13,16,19,22,25-octaoxahexacosanoate
    Catalog Number:
    41717
    Purity Limit:
    ≥ 95%
    CAS Number:
    756525-90-3
    MDL NO:
    MFCD13184969
    Molecular Formula:
    C22H39NO12
    Molecular Weight:
    509.55
    Specification Sheet SDS

  • (Boc-amino)-PEG3-C2-carboxylic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    2,2-Dimethyl-4-oxo-3,8,11,14-tetraoxa-5-azaheptadecan-17-oic acid
    Catalog Number:
    41718
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    1347750-75-7
    MDL NO:
    MFCD24539476
    Molecular Formula:
    C14H27NO7
    Molecular Weight:
    321.37
    Specification Sheet SDS

  • 13-Azido-2,5,8,11-tetraoxatridecane

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    O-(2-Azidoethyl)-O'-methyltriethylene glycol
    Catalog Number:
    41706
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    606130-90-9
    MDL NO:
    MFCD13184960
    Molecular Formula:
    C9H19N3O4
    Molecular Weight:
    233.27
    Specification Sheet SDS

  • Methyl-PEG12-azide

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    O-(2-Azidoethyl)-O'-methylundecaethylene glycol
    Catalog Number:
    41715
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    2170098-29-8
    MDL NO:
    MFCD13184959
    Molecular Formula:
    C25H51N3O12
    Molecular Weight:
    585.69
    Specification Sheet SDS

  • Acetylthio-PEG4-alkyne

    Purity:
    ≥ 98% (GC)
    Synonym:
    Ethanethioic acid (S)-3,6,9,12-tetraoxapentadec-14-yn-1-ylester
    Catalog Number:
    41705
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    1422540-88-2
    MDL NO:
    MFCD29764347
    Molecular Formula:
    C13H22O5S
    Molecular Weight:
    290.37
    Specification Sheet SDS

  • [2-(2-Methoxyethoxy)ethoxy]acetic acid

    Hazmat
    Purity:
    ≥ 95% (GC)
    Synonym:
    3,6,9-Trioxadecanoic acid
    Hazmat
    Catalog Number:
    41714
    Purity Limit:
    ≥ 95% (GC)
    CAS Number:
    16024-58-1
    MDL NO:
    MFCD00044098
    Molecular Formula:
    C7H14O5
    Molecular Weight:
    178.18
    Specification Sheet SDS

  • Triethylene glycol divinyl ether (stabilized with KOH)

    Purity:
    ≥ 98% (GC)
    Synonym:
    Tri(ethylene glycol) divinyl ether
    Catalog Number:
    41712
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    765-12-8
    MDL NO:
    MFCD00074891
    Molecular Formula:
    C10H18O4
    Molecular Weight:
    202.25
    Specification Sheet SDS

  • 1-Bromo-2-(2-methoxyethoxy)ethane (stabilized with Na2CO3)

    Hazmat
    Purity:
    ≥ 95% (GC)
    Synonym:
    2-(2-Methoxyethoxy)ethyl bromide (stabilized with Na2CO3)
    Hazmat
    Catalog Number:
    41709
    Purity Limit:
    ≥ 95% (GC)
    CAS Number:
    54149-17-6
    MDL NO:
    MFCD00000238
    Molecular Formula:
    C5H11BrO2
    Molecular Weight:
    183.05
    Specification Sheet SDS

  • 25-Azido-2,5,8,11,14,17,20,23-octaoxapentacosane

    Purity:
    ≥ 90% (HPLC)
    Synonym:
    O-(2-Azidoethyl)-O'-methylheptaethylene glycol
    Catalog Number:
    41703
    Purity Limit:
    ≥ 90% (HPLC)
    CAS Number:
    869718-80-9
    MDL NO:
    MFCD13184962
    Molecular Formula:
    C17H35N3O8
    Molecular Weight:
    409.48
    Specification Sheet SDS

  • tert-Butyl 1-amino-3,6,9,12-tetraoxapentadecan-15-oate

    Purity:
    ≥ 95% (NMR)
    Synonym:
    1-Amino-3,6,9,12-tetraoxapentadecan-15-oic acid tert-butylester
    Catalog Number:
    41713
    Purity Limit:
    ≥ 95% (NMR)
    CAS Number:
    581065-95-4
    MDL NO:
    MFCD11041116
    Molecular Formula:
    C15H31NO6
    Molecular Weight:
    321.41
    Specification Sheet SDS

  • Triethylene glycol 2-bromoethyl methyl ether

    Purity:
    ≥ 95% (GC)
    Synonym:
    2-[2-[2-(2-Methoxyethoxy)ethoxy]ethoxy]ethyl bromide
    Catalog Number:
    41710
    Purity Limit:
    ≥ 95% (GC)
    CAS Number:
    110429-45-3
    MDL NO:
    MFCD12545963
    Molecular Formula:
    C9H19BrO4
    Molecular Weight:
    271.15
    Specification Sheet SDS

  • 3,6,9,12-Tetraoxatridecanamine

    Purity:
    ≥ 97% (NMR)
    Synonym:
    Methyl-PEG4-amine
    Catalog Number:
    41708
    Purity Limit:
    ≥ 97% (NMR)
    CAS Number:
    85030-56-4
    MDL NO:
    MFCD11041099
    Molecular Formula:
    C9H21NO4
    Molecular Weight:
    207.27
    Specification Sheet SDS

  • 2,5,8,11,14-Pentaoxaheptadec-16-yne

    Purity:
    ≥ 98% (GC)
    Synonym:
    mPEG4-Alkyne
    Catalog Number:
    41702
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    1101668-39-6
    MDL NO:
    MFCD28155212
    Molecular Formula:
    C12H22O5
    Molecular Weight:
    246.3
    Specification Sheet SDS
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