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Bifunctional Crosslinkers

146
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  • 5-Hexynoic acid

    Purity:
    ≥ 96.5% (GC)
    Catalog Number:
    39672
    Purity Limit:
    ≥ 96.5% (GC)
    CAS Number:
    53293-00-8
    MDL NO:
    MFCD00066346
    Molecular Formula:
    C6H8O2
    Molecular Weight:
    112.13
    Specification Sheet SDS

  • 10-Undecynoic acid

    Purity:
    ≥ 99% (Assay by titration, GC)
    Catalog Number:
    39671
    Purity Limit:
    ≥ 99% (Assay by titration, GC)
    CAS Number:
    2777-65-3
    MDL NO:
    MFCD00014389
    Molecular Formula:
    C11H18O2
    Molecular Weight:
    182.26
    Specification Sheet SDS

  • 2-Maleimidoacetic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    2-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)acetic acid
    Catalog Number:
    39668
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    25021-08-3
    MDL NO:
    MFCD00457254
    Molecular Formula:
    C6H5NO4
    Molecular Weight:
    155.11
    Specification Sheet SDS

  • N-Succinimidyl methacrylate

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Methacrylic acid N-succinimidyl ester
    Catalog Number:
    39674
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    38862-25-8
    MDL NO:
    MFCD15072193
    Molecular Formula:
    C8H9NO4
    Molecular Weight:
    183.16
    Specification Sheet SDS

  • N-Succinimidyl 11-maleimidoundecanoate

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    11-Maleimidoundecanoic acid N-succinimidyl ester
    Catalog Number:
    39667
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    87981-04-2
    MDL NO:
    MFCD00467873
    Molecular Formula:
    C19H26N2O6
    Molecular Weight:
    378.43
    Specification Sheet SDS

  • (R)-α-Lipoic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    (R)-Thioctic acid
    Catalog Number:
    39673
    Purity Limit:
    ≥ 99% (HPLC)
    CAS Number:
    1200-22-2
    MDL NO:
    MFCD01631142
    Molecular Formula:
    C8H14O2S2
    Molecular Weight:
    206.32
    Specification Sheet SDS

  • Succinimidyl 4-azidobutyrate

    Purity:
    ≥ 95% (NMR)
    Synonym:
    Succinimidyl 4-azidobutanoate
    Catalog Number:
    39655
    Purity Limit:
    ≥ 95% (NMR)
    CAS Number:
    943858-70-6
    MDL NO:
    MFCD22573606
    Molecular Formula:
    C8H10N4O4
    Molecular Weight:
    226.19
    Specification Sheet SDS

  • Lipoamido-PEG12-carboxylic acid

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    45-(1,2-Dithiolan-3-yl)-41-oxo-4,7,10,13,16,19,22,25,28,31,34,37-dodecaoxa-40-azapentatetracontan-1-oicacid
    Catalog Number:
    39670
    Purity Limit:
    ≥ 97% (HPLC)
    Molecular Formula:
    C35H67NO15S2
    Molecular Weight:
    806.03
    Specification Sheet SDS

  • N-Succinimidyl 4-(azidosulfonyl)benzoate

    Purity:
    ≥ 95%
    Synonym:
    4-(Azidosulfonyl)benzoic acid N-succinimidyl ester
    Catalog Number:
    39663
    Purity Limit:
    ≥ 95%
    CAS Number:
    1427502-22-4
    MDL NO:
    MFCD23726627
    Molecular Formula:
    C11H8N4O6S
    Molecular Weight:
    324.27
    Specification Sheet SDS

  • 19-Maleimido-17-oxo-4,7,10,13-tetraoxa-16-azanonadecanoic acid

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    1-Maleimido-3-oxo-7,10,13,16-tetraoxa-4-azanonadecan-19-oic acid
    Catalog Number:
    39665
    Purity Limit:
    ≥ 95% (HPLC)
    CAS Number:
    1263045-16-4
    MDL NO:
    MFCD13184954
    Molecular Formula:
    C18H28N2O9
    Molecular Weight:
    416.43
    Specification Sheet SDS

  • Mal-PEG2-acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    3-[2-[2-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)ethoxy]ethoxy]propanoicacid
    Catalog Number:
    39656
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    1374666-32-6
    MDL NO:
    MFCD23726620
    Molecular Formula:
    C11H15NO6
    Molecular Weight:
    257.24
    Specification Sheet SDS

  • Azido-PEG11-amine

    Purity:
    ≥ 93% (HPLC)
    Synonym:
    Amino-PEG11-azide
    Catalog Number:
    39660
    Purity Limit:
    ≥ 93% (HPLC)
    CAS Number:
    1800414-71-4
    MDL NO:
    MFCD08274605
    Molecular Formula:
    C24H50N4O11
    Molecular Weight:
    570.68
    Specification Sheet SDS

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

    Hazmat
    Purity:
    ≥ 95% (HPLC)
    Synonym:
    3-[4-(Bromomethyl)phenyl]-3-(trifluoromethyl)-3H-diazirine
    Hazmat
    Catalog Number:
    39658
    Purity Limit:
    ≥ 95% (HPLC)
    CAS Number:
    92367-11-8
    MDL NO:
    MFCD19442581
    Molecular Formula:
    C9H6BrF3N2
    Molecular Weight:
    279.06
    Specification Sheet SDS

  • Sulfo-EMCS

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    6-Maleimidocaproic acid sulfo-N-succinimidyl ester sodiumsalt
    Catalog Number:
    39661
    Purity Limit:
    ≥ 95% (HPLC)
    CAS Number:
    215312-86-0
    MDL NO:
    MFCD01310272
    Molecular Formula:
    C14H15N2NaO9S
    Molecular Weight:
    410.33
    Specification Sheet SDS

  • 2-[2-(2-Propynyloxy)ethoxy]ethylamine

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    2-[2-(Propargyloxy)ethoxy]ethylamine
    Hazmat
    Catalog Number:
    39664
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    944561-44-8
    MDL NO:
    MFCD19160595
    Molecular Formula:
    C7H13NO2
    Molecular Weight:
    143.19
    Specification Sheet SDS

  • (Fmoc-amino)-PEG12-C2-carboxylic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    1-(9H-Fluoren-9-yl)-3-oxo-2,7,10,13,16,19,22,25,28,31,34,37,40-tridecaoxa-4-azatritetracontan-43-oicacid
    Catalog Number:
    39659
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    1952360-91-6
    MDL NO:
    MFCD08064302
    Molecular Formula:
    C42H65NO16
    Molecular Weight:
    839.97
    Specification Sheet SDS

  • 8-Azido-3,6-dioxaoctanoic acid cyclohexylamine salt

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Azido-PEG2-acetic acid CHA salt
    Catalog Number:
    39662
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    2098500-94-6
    MDL NO:
    MFCD18382061
    Molecular Formula:
    C6H11N3O4·C6H13N
    Molecular Weight:
    288.35
    Specification Sheet SDS

  • Maleimide-PEG2-NHS ester

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    Maleimide-PEG2-succinimidyl ester
    Catalog Number:
    39657
    Purity Limit:
    ≥ 95% (HPLC)
    CAS Number:
    955094-26-5
    MDL NO:
    MFCD11041137
    Molecular Formula:
    C18H23N3O9
    Molecular Weight:
    425.39
    Specification Sheet SDS

  • Maleimide-PEG2-NHS ester

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Maleimide-PEG2-succinimidyl ester
    Catalog Number:
    39669
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    955094-26-5
    MDL NO:
    MFCD11041137
    Molecular Formula:
    C18H23N3O9
    Molecular Weight:
    425.39
    Specification Sheet SDS

  • N-(2-Hydroxyethyl)maleimide

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    1-(2-Hydroxyethyl)-pyrrole-2,5-dione
    Catalog Number:
    39654
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    1585-90-6
    MDL NO:
    MFCD00465266
    Molecular Formula:
    C6H7NO3
    Molecular Weight:
    141.13
    Specification Sheet SDS

  • Genipin

    Hazmat
    Purity:
    ≥ 97% (GC)
    Synonym:
    Methyl(1S,2R,6S)-2-hydroxy-9-(hydroxymethyl)-3-oxabicyclo[4.3.0]nona-4,8-diene-5-carboxylate
    Hazmat
    Catalog Number:
    39187
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    6902-77-8
    MDL NO:
    MFCD00888600
    Molecular Formula:
    C11H14O5
    Molecular Weight:
    226.23
    Specification Sheet SDS

  • Octadecanedioic acid mono-tert-butyl ester

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

  • 4-Azido-2,3,5,6-tetrafluorobenzoic acid

    Purity:
    ≥ 99% (HPLC, TLC)
    Synonym:
    ATFB
    Catalog Number:
    37071
    Purity Limit:
    ≥ 99% (HPLC, TLC)
    CAS Number:
    122590-77-6
    MDL NO:
    MFCD00467436
    Molecular Formula:
    C7HF4N3O2
    Molecular Weight:
    235.1
    Specification Sheet SDS

  • N3-PEG(5)-NH2

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    14-Azido-3,6,9,12-tetraoxatetradecan-1-amine
    Catalog Number:
    37064
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    951671-92-4
    MDL NO:
    MFCD20134134
    Molecular Formula:
    C10H22N4O4
    Molecular Weight:
    262.3
    Specification Sheet SDS

  • Acrylic acid N-hydroxysuccinimide ester

    Purity:
    ≥ 99% (GC)
    Synonym:
    N-Acryloxysuccinimide
    Catalog Number:
    36226
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    38862-24-7
    MDL NO:
    MFCD00078261
    Molecular Formula:
    C7H7No4
    Molecular Weight:
    169.13
    Specification Sheet SDS

  • N-Propargylmaleimide

    Purity:
    ≥ 97% (HPLC)
    Catalog Number:
    35122
    Purity Limit:
    ≥ 97% (HPLC)
    CAS Number:
    209395-32-4
    MDL NO:
    MFCD12090919
    Molecular Formula:
    C7H5NO2
    Molecular Weight:
    130.12
    Specification Sheet SDS

  • Methyltetrazine-PEG4-azide

    Purity:
    ≥ 95% (HPLC)
    Catalog Number:
    35102
    Purity Limit:
    ≥ 95% (HPLC)
    Molecular Formula:
    C17H23N7O4
    Molecular Weight:
    389.4
    Specification Sheet SDS

  • Methyltetrazine-PEG4-alkyne

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    35101
    Purity Limit:
    ≥ 98% (HPLC)
    Molecular Formula:
    C24H33N5O6
    Molecular Weight:
    487.56
    Specification Sheet SDS

  • Azidoacetic acid

    Purity:
    ≥ 95% (NMR)
    Catalog Number:
    35113
    Purity Limit:
    ≥ 95% (NMR)
    CAS Number:
    18523-48-3
    MDL NO:
    MFCD01320907
    Molecular Formula:
    C2H3N3O2
    Molecular Weight:
    101.06
    Specification Sheet SDS

  • 3-Azidopropylamine

    Hazmat
    Purity:
    ≥ 95%
    Hazmat
    Catalog Number:
    35112
    Purity Limit:
    ≥ 95%
    CAS Number:
    88192-19-2
    MDL NO:
    MFCD11046568
    Molecular Formula:
    C3H8N4
    Molecular Weight:
    100.12
    Specification Sheet SDS

  • Methyltetrazine DBCO

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    Methyltetrazine dibenzocyclooctyne
    Catalog Number:
    35076
    Purity Limit:
    ≥ 95% (HPLC)
    Molecular Formula:
    C34H33N7O7S
    Molecular Weight:
    683.73
    Specification Sheet SDS

  • Alkyne-PEG4-NHS ester

    Purity:
    ≥ 97% (HPLC)
    Catalog Number:
    35117
    Purity Limit:
    ≥ 97% (HPLC)
    CAS Number:
    1393330-40-9
    Molecular Formula:
    C18H27NO9
    Molecular Weight:
    401.41
    Specification Sheet SDS

  • Azido-PEG4-NHS ester

    Purity:
    ≥ 95% (HPLC)
    Catalog Number:
    35108
    Purity Limit:
    ≥ 95% (HPLC)
    CAS Number:
    944251-24-5
    Molecular Formula:
    C15H24N4O8
    Molecular Weight:
    388.37
    Specification Sheet SDS

  • 14-Azido-3,6,9,12-tetraoxatetradecan-1-ol

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    N3-EEEEE
    Catalog Number:
    33501
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    86770-68-5
    MDL NO:
    MFCD20134131
    Molecular Formula:
    C10H21N3O5
    Molecular Weight:
    263.3
    Specification Sheet SDS

  • 11-Azido-3,6,9-trioxaundecanoic acid cyclohexylamine

    Purity:
    99 - 101% (Assay by titration)
    Synonym:
    Azido-PEG3-carboxylate
    Catalog Number:
    33481
    Purity Limit:
    99 - 101% (Assay by titration)
    CAS Number:
    172531-37-2
    MDL NO:
    MFCD32067810
    Molecular Formula:
    C8H15N3O5·C6H13N
    Molecular Weight:
    332.4
    Specification Sheet SDS

  • N3-PEG(4)-NH2

    Purity:
    ≥ 97% (Assay by titration)
    Synonym:
    Amino-PEG3-azide
    Catalog Number:
    33470
    Purity Limit:
    ≥ 97% (Assay by titration)
    CAS Number:
    134179-38-7
    MDL NO:
    MFCD20134134
    Molecular Formula:
    C8H18N4O3
    Molecular Weight:
    218.3
    Specification Sheet SDS

  • N-Boc-2-(2-aminoethoxy)ethylamine

    Purity:
    ≥ 98% (GC)
    Synonym:
    tert-Butyl (2-(2-aminoethoxy)ethyl)carbamate
    Catalog Number:
    30729
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    127828-22-2
    MDL NO:
    MFCD12031501
    Molecular Formula:
    C9H20N2O3
    Molecular Weight:
    204.27
    Specification Sheet SDS

  • 1-Azido-3,6,9-trioxaundecane-11-ol

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    30727
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    86770-67-4
    MDL NO:
    MFCD03701128
    Molecular Formula:
    C8H17N3O4
    Molecular Weight:
    219.24
    Specification Sheet SDS

  • Bis-N-succinimidyl diglycolic acid

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    2,2'-Oxydiacetic acid bis-N-succinimidyl ester
    Catalog Number:
    30501
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    373614-12-1
    MDL NO:
    MFCD13184975
    Molecular Formula:
    C12H12N2O9
    Molecular Weight:
    328.2
    Specification Sheet SDS

  • 8-Amino-3,6-dioxaoctanoic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    [2-(2-Aminoethoxy)ethoxy]acetic acid
    Catalog Number:
    30454
    Purity Limit:
    ≥ 99% (HPLC)
    CAS Number:
    134978-97-5
    MDL NO:
    MFCD13185897
    Molecular Formula:
    C6H13NO4
    Molecular Weight:
    163.2
    Specification Sheet SDS

  • DL-a-Lipoic acid

    Grade:
    Meets USP specification
    Purity:
    99 - 101% (Assay)
    Synonym:
    (+/-)-1,2-Dithiolane-3-pentanoic acid
    Catalog Number:
    29862
    Grade:
    Meets USP specification
    Purity Limit:
    99 - 101% (Assay)
    CAS Number:
    1077-28-7
    MDL NO:
    MFCD00005474
    Molecular Formula:
    C8H14O2S2
    Molecular Weight:
    206.33
    Specification Sheet SDS

  • 15-Azido-4,7,10,13-tetraoxapentadecanoic acid

    Purity:
    ≥ 97% (NMR)
    Synonym:
    N3-(PEG)4-COOH
    Catalog Number:
    29577
    Purity Limit:
    ≥ 97% (NMR)
    CAS Number:
    1257063-35-6
    MDL NO:
    MFCD12406155
    Molecular Formula:
    C11H21N3O6
    Molecular Weight:
    291.3
    Specification Sheet SDS

  • 5-Azidopentanoic acid

    Purity:
    ≥ 98%
    Synonym:
    5-Azidovalerianic acid
    Catalog Number:
    29347
    Purity Limit:
    ≥ 98%
    CAS Number:
    79583-98-5
    MDL NO:
    MFCD11850108
    Molecular Formula:
    C5H9N3O2
    Molecular Weight:
    143.15
    Specification Sheet SDS

  • 3-Butynoic acid

    Hazmat
    Purity:
    ≥ 98% (Assay)
    Synonym:
    But-3-ynoic acid
    Hazmat
    Catalog Number:
    28620
    Purity Limit:
    ≥ 98% (Assay)
    CAS Number:
    2345-51-9
    MDL NO:
    MFCD02258494
    Molecular Formula:
    C4H4O2
    Molecular Weight:
    84.07
    Specification Sheet SDS

  • 4-Pentynoic acid

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    Propargylacetic acid
    Hazmat
    Catalog Number:
    26911
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    6089-09-4
    MDL NO:
    MFCD00004407
    Molecular Formula:
    C5H6O2
    Molecular Weight:
    98.1
    Specification Sheet SDS

  • Succinimidyl-4-azido-2,3,5,6-tetrafluorobenzoate

    Purity:
    ≥ 98% (Assay)
    Synonym:
    4-Azido-2,3,5,6-tetrafluorobenzoic acid-N-succinimidyl ester
    Catalog Number:
    23141
    Purity Limit:
    ≥ 98% (Assay)
    CAS Number:
    126695-58-7
    MDL NO:
    MFCD00467437
    Molecular Formula:
    C11H4N4O4F4
    Molecular Weight:
    332.17
    Specification Sheet SDS

  • 6-(N-Boc)caproic acid NHS

    Purity:
    ≥ 98% (TLC)
    Catalog Number:
    23116
    Purity Limit:
    ≥ 98% (TLC)
    CAS Number:
    51513-80-5
    MDL NO:
    MFCD00237379
    Molecular Formula:
    C15H24N2O6
    Molecular Weight:
    328.36
    Specification Sheet SDS

  • DL-α-Lipoic acid NHS

    Purity:
    ≥ 99% (NMR)
    Catalog Number:
    23119
    Purity Limit:
    ≥ 99% (NMR)
    CAS Number:
    40846-94-4
    MDL NO:
    MFCD09028032
    Molecular Formula:
    C12H17O4S2N
    Molecular Weight:
    303.4
    Specification Sheet SDS

  • Disuccinimidyl-L-tartrate

    Purity:
    99%
    Synonym:
    DST
    Catalog Number:
    23108
    Purity Limit:
    99%
    CAS Number:
    62069-75-4
    MDL NO:
    MFCD03788224
    Molecular Formula:
    C12H12N2O10
    Molecular Weight:
    344.23
    SDS
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