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Chemical Biology

180
Sub Categories
Linkers & Crosslinkers 173
Photolabile Protecting Groups 7
Filters

  • N3-PEG(5)-NH2

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

  • N-Propargylmaleimide

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

  • Alkyne-PEG4-NHS ester

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

  • Azido-PEG4-NHS ester

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

  • Fmoc-4-azido-D-phenylalanine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-D-Phe(4-N3)-OH
    Catalog Number:
    33565
    CAS Number:
    1391586-30-3
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00053719
    Molecular Formula:
    C24H20N4O4
    Molecular Weight:
    428.5
    Specification Sheet SDS

  • 4-Azido-D-phenylalanine hydrochloride

    Purity:
    ≥ 99.9% (Chiral HPLC)
    Synonym:
    D-Phe(4-azido)-OH·HCl
    Catalog Number:
    33559
    CAS Number:
    1241681-80-0
    Purity Limit:
    ≥ 99.9% (Chiral HPLC)
    MDL NO:
    MFCD31696543
    Molecular Formula:
    C9H10N4O2·HCl
    Molecular Weight:
    242.7
    Specification Sheet SDS

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

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    N3-EEEEE
    Catalog Number:
    33501
    CAS Number:
    86770-68-5
    Purity Limit:
    ≥ 98% (HPLC)
    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
    CAS Number:
    172531-37-2
    Purity Limit:
    99 - 101% (Assay by titration)
    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
    CAS Number:
    134179-38-7
    Purity Limit:
    ≥ 97% (Assay by titration)
    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
    CAS Number:
    127828-22-2
    Purity Limit:
    ≥ 98% (GC)
    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
    CAS Number:
    86770-67-4
    Purity Limit:
    ≥ 98% (HPLC)
    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
    CAS Number:
    373614-12-1
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD13184975
    Molecular Formula:
    C12H12N2O9
    Molecular Weight:
    328.2
    Specification Sheet SDS

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

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

  • 4-Pentynoic acid

    Hazmat
    Purity:
    ≥97%
    Synonym:
    Propargylacetic acid
    Hazmat
    Catalog Number:
    29558
    CAS Number:
    6089-09-4
    Purity Limit:
    ≥97%
    MDL NO:
    MFCD00004407
    Molecular Formula:
    C5H6O2
    Molecular Weight:
    98.1
    SDS

  • 5-Azidopentanoic acid

    Purity:
    ≥ 98%
    Synonym:
    5-Azidovalerianic acid
    Catalog Number:
    29347
    CAS Number:
    79583-98-5
    Purity Limit:
    ≥ 98%
    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
    CAS Number:
    2345-51-9
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD02258494
    Molecular Formula:
    C4H4O2
    Molecular Weight:
    84.07
    Specification Sheet SDS

  • 2'-Nitro-4',5'-dimethoxyacetophenone

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    27943
    CAS Number:
    4101-32-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00130048
    Molecular Formula:
    C10H11NO5
    Molecular Weight:
    225.2
    Specification Sheet SDS

  • Triethylenediamine

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    1,4-Diazabicyclo[2.2.2]octane
    Hazmat
    Catalog Number:
    24521
    CAS Number:
    280-57-9
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00006689
    Molecular Formula:
    C6H12N2
    Molecular Weight:
    112.18
    Specification Sheet SDS

  • 6-Maleimidocaproic acid (2-nitro-4-sulfo) phenyl ester sodium salt

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Mal-cap-NPSA
    Catalog Number:
    23149
    CAS Number:
    101554-76-1
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00236937
    Molecular Formula:
    C16H15N2O9SNa
    Molecular Weight:
    434.35
    Specification Sheet SDS

  • 6-(N-Boc)caproic acid NHS

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

  • Disuccinimidyl-L-tartrate

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

  • DL-ॅ-Lipoic acid NHS

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

  • 1,4-Bis-maleimidobutane

    Purity:
    ≥ 99% (NMR)
    Synonym:
    BMB 
    Catalog Number:
    23109
    CAS Number:
    28537-70-4
    Purity Limit:
    ≥ 99% (NMR)
    MDL NO:
    MFCD01318342
    Molecular Formula:
    C12H12N2O4
    Molecular Weight:
    248.24
    Specification Sheet SDS

  • 4-(N-Succinimidylcarboxy)benzophenone

    Purity:
    ≥ 99% (NMR)
    Synonym:
    4-Benzoylbenzoic acid succinimidyl ester
    Catalog Number:
    23111
    CAS Number:
    91990-88-4
    Purity Limit:
    ≥ 99% (NMR)
    MDL NO:
    MFCD00058572
    Molecular Formula:
    C18H13NO5
    Molecular Weight:
    323.3
    Specification Sheet SDS

  • Disuccinimidyl sebacate

    Purity:
    ≥ 98% (NMR)
    Synonym:
    Sebacic acid bis(N-succinimidyl) ester
    Catalog Number:
    23104
    CAS Number:
    23024-29-5
    Purity Limit:
    ≥ 98% (NMR)
    MDL NO:
    MFCD00216005
    Molecular Formula:
    C18H24N2O8
    Molecular Weight:
    396.39
    Specification Sheet SDS

  • -Maleimidocaproic acid hydrazide trifluoroacetic acid

    Purity:
    ≥ 97% (NMR)
    Synonym:
    EMCH·TFA
    Catalog Number:
    23096
    CAS Number:
    151038-94-7
    Purity Limit:
    ≥ 97% (NMR)
    MDL NO:
    MFCD07357647
    Molecular Formula:
    C10H15N3O3·CF3CO2H
    Molecular Weight:
    339.27
    Specification Sheet SDS

  • 1,8-Bis-maleimido-(PEO)3

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    BMPEO3
    Catalog Number:
    23095
    CAS Number:
    115597-84-7
    Purity Limit:
    ≥ 95% (HPLC)
    MDL NO:
    MFCD01096749
    Molecular Formula:
    C14H16N2O6
    Molecular Weight:
    308.29
    Specification Sheet SDS

  • 11-Maleimidoundecanoic acid sulfo-NHS

    Purity:
    99%
    Synonym:
    Sulfo-KMUS
    Catalog Number:
    23082
    CAS Number:
    211236-68-9
    Purity Limit:
    99%
    MDL NO:
    MFCD01075057
    Molecular Formula:
    C19H25N2O9SNa
    Molecular Weight:
    485.47
    SDS

  • 1,6-Bis-maleimidohexane

    Purity:
    ≥ 98.0% (HPLC)
    Synonym:
    BMH 
    Catalog Number:
    23071
    CAS Number:
    4856-87-5
    Purity Limit:
    ≥ 98.0% (HPLC)
    MDL NO:
    MFCD00047122
    Molecular Formula:
    C14H16N2O4
    Molecular Weight:
    276.29
    Specification Sheet SDS

  • -Maleimidopropionic acid hydrazide

    Purity:
    99%
    Synonym:
    BMPH
    Catalog Number:
    23065
    CAS Number:
    359436-61-6
    Purity Limit:
    99%
    MDL NO:
    MFCD05865035
    Molecular Formula:
    C7H10N3O3·CF3CO2H
    Molecular Weight:
    297.19
    SDS

  • 1,11-Bis-Maleimido-(PEO)4

    Purity:
    ≥ 99% (NMR)
    Synonym:
    BMPEO4
    Catalog Number:
    23057
    CAS Number:
    86099-06-1
    Purity Limit:
    ≥ 99% (NMR)
    MDL NO:
    MFCD01863352
    Molecular Formula:
    C16H20N2O7
    Molecular Weight:
    352.34
    Specification Sheet SDS

  • Succinimidyl 4-(p-maleimidophenyl)butyrate

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    SMPB
    Catalog Number:
    23029
    CAS Number:
    79886-55-8
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00054961
    Molecular Formula:
    C18H16N2O6
    Molecular Weight:
    356.32
    Specification Sheet SDS

  • (PEO)4-bis-amine

    Purity:
    ≥ 99% (HPLC)
    Catalog Number:
    23036
    CAS Number:
    929-75-9
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00628164
    Molecular Formula:
    C8H20N2O3
    Molecular Weight:
    192.25
    Specification Sheet SDS

  • PEO)3-Bis-amine  

    Purity:
    ≥ 99% (GC)
    Synonym:
    1,2-Bis(2-aminoethoxy)ethane
    Catalog Number:
    23035
    CAS Number:
    929-59-9
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00040474
    Molecular Formula:
    C6H16N2O2
    Molecular Weight:
    148.21
    Specification Sheet SDS

  • Sulfo-N-succinimidyl 4-(maleimidomethyl)cyclohexane-1-carboxylate sodium salt

    Purity:
    ≥ 96% (HPLC)
    Synonym:
    Sulfo-SMCC
    Catalog Number:
    23033
    CAS Number:
    92921-24-9
    Purity Limit:
    ≥ 96% (HPLC)
    MDL NO:
    MFCD00054978
    Molecular Formula:
    C16H17N2O9SNa
    Molecular Weight:
    436.37
    Specification Sheet SDS

  • 4-Maleimidobutyric acid -NHS ester

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    GMBS
    Catalog Number:
    23030
    CAS Number:
    80307-12-6
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00036817
    Molecular Formula:
    C12H12N2O6
    Molecular Weight:
    280.24
    Specification Sheet SDS

  • N-Succinimidyl 4-(maleimidomethyl)cyclohexane-1-carboxylate

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    SMCC
    Catalog Number:
    23020
    CAS Number:
    64987-85-5
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00009634
    Molecular Formula:
    C16H18N2O6
    Molecular Weight:
    334.33
    Specification Sheet SDS

  • Succinimidyl-p-formylbenzoate

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    SFB
    Catalog Number:
    23015
    CAS Number:
    60444-78-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00133733
    Molecular Formula:
    C12H9NO5
    Molecular Weight:
    247.19
    Specification Sheet SDS

  • 4-Maleimidobutyric acid

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    N-(3-Carboxypropyl)maleimide
    Catalog Number:
    23012
    CAS Number:
    57078-98-5
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00043139
    Molecular Formula:
    C8H9NO4
    Molecular Weight:
    183.2
    Specification Sheet SDS

  • Dithio-bis-succinimidyl propionate (Lomant's Reagent)

    Purity:
    ≥ 98% (Assay)
    Synonym:
    DTSP 
    Catalog Number:
    23013
    CAS Number:
    57757-57-0
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD00042045
    Molecular Formula:
    C14H16N2S2O8
    Molecular Weight:
    404.42
    Specification Sheet SDS

  • N-(5-Azido-2-nitrobenzoyloxy)succinimide

    Purity:
    ≥ 99% (NMR)
    Synonym:
    ANB-NOS
    Catalog Number:
    23014
    CAS Number:
    60117-35-3
    Purity Limit:
    ≥ 99% (NMR)
    MDL NO:
    MFCD00054962
    Molecular Formula:
    C11H7N5O6
    Molecular Weight:
    305.21
    Specification Sheet SDS

  • 3-Maleimidopropionic acid NHS

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    BMPS
    Catalog Number:
    23010
    CAS Number:
    55750-62-4
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00043141
    Molecular Formula:
    C11H10N2O6
    Molecular Weight:
    266.21
    Specification Sheet SDS

  • -Maleimidoacetic acid-NHS

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    AMAS
    Catalog Number:
    23009
    CAS Number:
    55750-61-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00133523
    Molecular Formula:
    C10H8N2O6
    Molecular Weight:
    252.18
    Specification Sheet SDS

  • 6-Maleimidocaproic acid

    Purity:
    ≥ 98%
    Synonym:
    EMCA
    Catalog Number:
    23008
    CAS Number:
    55750-53-3
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD00043140
    Molecular Formula:
    C10H13NO4
    Molecular Weight:
    211.21
    Specification Sheet SDS

  • Succinimidyl bromoacetate

    Purity:
    ≥ 97% (NMR)
    Synonym:
    SBA
    Catalog Number:
    22999
    CAS Number:
    42014-51-7
    Purity Limit:
    ≥ 97% (NMR)
    MDL NO:
    MFCD00058571
    Molecular Formula:
    C6H6NO4Br
    Molecular Weight:
    237.0
    Specification Sheet SDS

  • Fmoc-21-amino-4,7,10,13,16,19-hexaoxaheneicosanoic acid

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    Fmoc-NH-(PEG)5-COOH
    Catalog Number:
    22669
    CAS Number:
    882847-34-9
    Purity Limit:
    ≥ 95% (HPLC)
    MDL NO:
    MFCD06656474
    Molecular Formula:
    C30H41NO10
    Molecular Weight:
    575.66
    Specification Sheet SDS

  • Boc-21-amino-4,7,10,13,16,19-hexaoxaheneicosanoic acid

    Purity:
    ≥ 97% (TLC)
    Synonym:
    21-(Boc-amino)-4,7,10,13,16,19-hexaoxaheneicosanoic acid
    Catalog Number:
    22668
    CAS Number:
    882847-13-4
    Purity Limit:
    ≥ 97% (TLC)
    MDL NO:
    MFCD07781255
    Molecular Formula:
    C20H39NO10
    Molecular Weight:
    453.53
    Specification Sheet SDS

  • Adipic dihydrazide

    Purity:
    ≥ 99% (Liquid chromatography)
    Catalog Number:
    22264
    CAS Number:
    1071-93-8
    Purity Limit:
    ≥ 99% (Liquid chromatography)
    MDL NO:
    MFCD00007614
    Molecular Formula:
    C6H14N4O2
    Molecular Weight:
    174.2
    Specification Sheet SDS

  • 2-Aminoethanethiol

    Purity:
    ≥ 99% (Assay by titration)
    Synonym:
    2-Mercaptoethylamine
    Catalog Number:
    21200
    CAS Number:
    60-23-1
    Purity Limit:
    ≥ 99% (Assay by titration)
    MDL NO:
    MFCD00008196
    Molecular Formula:
    C2H7NS
    Molecular Weight:
    77.15
    Specification Sheet SDS

  • Boc-1,5-diaminopentane

    Hazmat
    Purity:
    ≥ 98% (NMR)
    Synonym:
    Boc-DAPe-OH
    Hazmat
    Catalog Number:
    16260
    CAS Number:
    51644-96-3
    Purity Limit:
    ≥ 98% (NMR)
    MDL NO:
    MFCD00210020
    Molecular Formula:
    ≥ 98% (NMR)
    Molecular Weight:
    202.3
    Specification Sheet SDS
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