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Peptide Chemistry

Peptide Chemistry

6248
We’re here to help you turn your ideas into break-throughs with reliable and precise products — from solid phase synthesis to purification and analysis.
Sub Categories
Amino Acid Alcohols 238
Amino Acids & Derivatives 1931
Azido Amino Acids 114
Inhibitors 453
Isoacyl Dipeptides 9
Linkers 11
N-Methyl Amino Acids 140
Peptide Synthesis Reagents 158
Pre-Loaded Resins For Solid Phase Peptide & Organic Synthesis 286
Pseudoproline Dipeptides 45
Resins For Peptide Synthesis 232
Resins For Solid Phase Synthesis 253
Small Peptides 76
Substrates 571
Unusual Amino Acids 2214

  • L-Glutathione oxidized disodium salt

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    GSSG
    Catalog Number:
    38795
    CAS Number:
    103239-24-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00148894
    Molecular Formula:
    C20H30N6O12S2·2Na
    Molecular Weight:
    656.6
    Specification Sheet SDS

  • Ac-Val-Ala-Asp-aldehyde

    Purity:
    ≥ 98% (TLC)
    Synonym:
    N-Acetyl-Val-Ala-Asp-al
    Catalog Number:
    38799
    CAS Number:
    147837-52-3
    Purity Limit:
    ≥ 98% (TLC)
    MDL NO:
    MFCD00672421
    Molecular Formula:
    C14H23N3O6
    Molecular Weight:
    329.35
    Specification Sheet SDS

  • N-Cyclohexylcarbodiimidomethyl polystyrene resin (cross-linked with 1% DVB, 50-100mesh, 1.5 - 2.0 mmol/g)

    Synonym:
    1-Benzyl-3-cyclohexylcarbodiimide resin (cross-linked with 1% DVB, 50-100mesh, 1.5 - 2.0 mmol/g)
    Catalog Number:
    37414
    MDL NO:
    MFCD01867681
    Molecular Weight:
    0.0
    Specification Sheet SDS

  • 1-(3-Dimethylaminopropyl)-3-ethylcarbodiimide resin (cross-linked with 1% DVB, 50-100mesh, 1.0-1.3mmol/g)

    Synonym:
    EDC resin (cross-linked with 1% DVB, 50-100mesh, 1.0-1.3mmol/g)
    Catalog Number:
    37415
    MDL NO:
    MFCD01867688
    Molecular Weight:
    0.0
    Specification Sheet SDS

  • Tetrafluoro-1,4-benzoquinone

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    p-Fluoranil
    Catalog Number:
    37190
    CAS Number:
    527-21-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00001592
    Molecular Formula:
    C6F4O2
    Molecular Weight:
    180.06
    Specification Sheet SDS

  • Diphenyl (2,3-Dihydro-2-thioxo-3-benzoxazolyl)phosphonate

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    (2,3-Dihydro-2-thioxo-3-benzoxazolyl)phosphonic acid diphenyl ester
    Catalog Number:
    37188
    CAS Number:
    111160-56-6
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD00142793
    Molecular Formula:
    C19H14NO4PS
    Molecular Weight:
    383.36
    Specification Sheet SDS

  • Tris(2,2,2-trifluoroethyl) borate

    Hazmat
    Purity:
    ≥ 95% (NMR)
    Synonym:
    Tris(2,2,2-trifluoroethoxy)boron
    Hazmat
    Catalog Number:
    37191
    CAS Number:
    659-18-7
    Purity Limit:
    ≥ 95% (NMR)
    MDL NO:
    MFCD00093768
    Molecular Formula:
    C6H6BF9O3
    Molecular Weight:
    307.91
    Specification Sheet SDS

  • 4-Trifluoromethylbenzoic anhydride

    Purity:
    ≥ 97% (NMR)
    Catalog Number:
    37180
    CAS Number:
    25753-16-6
    Purity Limit:
    ≥ 97% (NMR)
    MDL NO:
    MFCD00671577
    Molecular Formula:
    C16H8F6O3
    Molecular Weight:
    362.23
    Specification Sheet SDS

  • 2,6-Di-tert-butyl-1,4-benzoquinone

    Purity:
    ≥ 98% (GC)
    Synonym:
    2,6-Di-tert-butyl-p-quinone
    Catalog Number:
    37189
    CAS Number:
    719-22-2
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00001601
    Molecular Formula:
    C14H20O2
    Molecular Weight:
    220.31
    Specification Sheet SDS

  • 1-(Trifluoromethanesulfonyl)imidazole

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    37186
    CAS Number:
    29540-81-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00037891
    Molecular Formula:
    C4H3F3N2O2S
    Molecular Weight:
    200.14
    Specification Sheet SDS

  • Trifluoromethanesulfonanilide

    Hazmat
    Purity:
    ≥ 98% (Assay by titration, HPLC)
    Synonym:
    1,1,1-Trifluoro-N-phenylmethanesulfonamide
    Hazmat
    Catalog Number:
    37185
    CAS Number:
    456-64-4
    Purity Limit:
    ≥ 98% (Assay by titration, HPLC)
    MDL NO:
    MFCD00521820
    Molecular Formula:
    C7H6F3NO2S
    Molecular Weight:
    225.19
    Specification Sheet SDS

  • N-(2-Pyridyl)bis(trifluoromethanesulfonimide)

    Purity:
    ≥ 98% (GC)
    Synonym:
    2-[N,N-Bistrifluoromethylsulfonyl)amino]pyridine
    Catalog Number:
    37182
    CAS Number:
    145100-50-1
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00191834
    Molecular Formula:
    C7H4F6N2O4S2
    Molecular Weight:
    358.23
    Specification Sheet SDS

  • 4-Nitrophenyl trifluoromethanesulfonate

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    4-Nitrophenyl triflate
    Hazmat
    Catalog Number:
    37183
    CAS Number:
    17763-80-3
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00192354
    Molecular Formula:
    C7H4F3NO5S
    Molecular Weight:
    271.17
    Specification Sheet SDS

  • Diethyl cyanophosphonate

    Hazmat
    Purity:
    ≥ 95% (GC)
    Synonym:
    Cyanophosphonic acid diethyl ester
    Hazmat
    Catalog Number:
    37177
    CAS Number:
    2942-58-7
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD00010256
    Molecular Formula:
    C5H10NO3P
    Molecular Weight:
    163.11
    Specification Sheet SDS

  • Di(2-pyridyl) thionocarbonate

    Purity:
    ≥ 99.5% (Assay by titration)
    Synonym:
    O,O'-Di-2-pyridyl thiocarbonate
    Catalog Number:
    37181
    CAS Number:
    96989-50-3
    Purity Limit:
    ≥ 99.5% (Assay by titration)
    MDL NO:
    MFCD00074870
    Molecular Formula:
    C11H8N2O2S
    Molecular Weight:
    232.26
    Specification Sheet SDS

  • 2-Methyl-6-nitrobenzoic anhydride

    Purity:
    ≥ 98% (Asay by titration)
    Synonym:
    6-Nitro-o-toluic anhydride
    Catalog Number:
    37178
    CAS Number:
    434935-69-0
    Purity Limit:
    ≥ 98% (Asay by titration)
    MDL NO:
    MFCD06797117
    Molecular Formula:
    C16H12N2O7
    Molecular Weight:
    344.28
    Specification Sheet SDS

  • 2,4,6-Trichlorobenzoyl chloride

    Hazmat
    Purity:
    ≥ 99% (Assay by titration, GC)
    Hazmat
    Catalog Number:
    37179
    CAS Number:
    4136-95-2
    Purity Limit:
    ≥ 99% (Assay by titration, GC)
    MDL NO:
    MFCD00075323
    Molecular Formula:
    C7H2Cl4O
    Molecular Weight:
    243.89
    Specification Sheet SDS

  • Nα -Fmoc- Nε -tetradecanoyl-L-lysine

    Purity:
    99 - 100% (Assay by titration)
    Synonym:
    Fmoc-L-Lys(myristoyl)-OH
    Catalog Number:
    37080
    CAS Number:
    1128181-23-6
    Purity Limit:
    99 - 100% (Assay by titration)
    MDL NO:
    MFCD30725756
    Molecular Formula:
    C35H50N2O5
    Molecular Weight:
    578.8
    Specification Sheet SDS

  • Fmoc-1-methylaminocyclopropane-1- carboxyl​ic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-N-Methyl-Acpc-OH
    Catalog Number:
    37079
    CAS Number:
    1702888-95-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD31457797
    Molecular Formula:
    C20H19NO4
    Molecular Weight:
    337.4
    Specification Sheet SDS

  • 3,4-Dibromo-maleimido 8-amino-3,6-dioxaoctanoic acid

    Purity:
    ≥ 99% (HPLC, TLC)
    Synonym:
    Mal(Br2)-AEEA
    Catalog Number:
    37078
    Purity Limit:
    ≥ 99% (HPLC, TLC)
    Molecular Formula:
    C10H11Br2NO6
    Molecular Weight:
    401.0
    Specification Sheet SDS

  • Nα -Fmoc- Nε -undecanoyl-L-lysine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-L-Lys(Lauroyl)-OH
    Catalog Number:
    37081
    CAS Number:
    1128181-21-4
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD32666079
    Molecular Formula:
    C33H46N2O5
    Molecular Weight:
    550.7
    Specification Sheet SDS

  • Nα -Allyloxycarbonyl- Nβ -Fmoc-L-2,3-diaminopropionic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Aloc-L-Dap(Fmoc)-OH
    Catalog Number:
    37062
    CAS Number:
    176755-00-3
    Purity Limit:
    ≥ 99% (HPLC)
    Molecular Formula:
    C22H22N2O6
    Molecular Weight:
    410.4
    Specification Sheet SDS

  • Nα -Fmoc- Nβ -Boc-diethylene triamine succinamic acid

    Purity:
    ≥ 98% (HPLC, TLC)
    Synonym:
    Fmoc-DETA(Boc)-Suc-OH
    Catalog Number:
    37065
    CAS Number:
    1373763-34-8
    Purity Limit:
    ≥ 98% (HPLC, TLC)
    MDL NO:
    MFCD31380733
    Molecular Formula:
    C28H35N3O7
    Molecular Weight:
    525.6
    Specification Sheet SDS

  • Decanoyl-Arg-Val-Arg-Lys-chloromethylketone

    Purity:
    ≥93 % (Purity by HPLC)
    Catalog Number:
    36984
    CAS Number:
    534615-50-4
    Purity Limit:
    ≥93 % (Purity by HPLC)
    Molecular Formula:
    C34H66ClN11O5
    Molecular Weight:
    744.42
    SDS

  • H-Val-Pro-Leu-Ser-Leu-Tyr-Ser-Gly-OH trifluoroacetate salt

    Purity:
    ≥ 98% (Purity by TLC)
    Catalog Number:
    36978
    CAS Number:
    425632-67-3
    Purity Limit:
    ≥ 98% (Purity by TLC)
    Molecular Formula:
    C39H62N8O12
    Molecular Weight:
    834.96
    SDS

  • Suc-Gly-Pro-Leu-Gly-Pro-AMC

    Purity:
    ≥ 98% (Purity by HPLC, Purity by TLC)
    Catalog Number:
    36982
    CAS Number:
    72698-36-3
    Purity Limit:
    ≥ 98% (Purity by HPLC, Purity by TLC)
    Molecular Formula:
    C34H44N6O10
    Molecular Weight:
    696.76
    SDS

  • Suc-Ala-Ala-Ala-AMC

    Purity:
    ≥ 99% (Purity by HPLC, Purity by TLC)
    Catalog Number:
    36979
    CAS Number:
    73617-90-0
    Purity Limit:
    ≥ 99% (Purity by HPLC, Purity by TLC)
    Molecular Formula:
    C23H28N4O8
    Molecular Weight:
    488.5
    SDS

  • Suc-Gly-Pro-AMC

    Purity:
    ≥96% (Purity by HPLC)
    Catalog Number:
    36981
    CAS Number:
    80049-85-0
    Purity Limit:
    ≥96% (Purity by HPLC)
    Molecular Formula:
    C21H23N3O7
    Molecular Weight:
    429.43
    SDS

  • MeOSuc-Ala-Ala-Pro-Val-AMC

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    36976
    CAS Number:
    72252-90-5
    Purity Limit:
    ≥ 98% (HPLC)
    Molecular Formula:
    C31H41N5O9
    Molecular Weight:
    627.7
    Specification Sheet SDS

  • FA-Gly-Leu-NH2

    Purity:
    ≥ 99% (Purity by TLC)
    Catalog Number:
    36983
    CAS Number:
    26400-33-9
    Purity Limit:
    ≥ 99% (Purity by TLC)
    Molecular Formula:
    C15H21N3O4
    Molecular Weight:
    307.35
    SDS

  • Dnp-Pro-Gln-Gly-Ile-Ala-Gly-Gln-D-Arg-OH

    Catalog Number:
    36974
    CAS Number:
    63014-08-4
    Molecular Formula:
    C40H61N15O15
    Molecular Weight:
    992.02
    SDS

  • H-D-Tyr-Val-Gly-OH

    Catalog Number:
    36980
    CAS Number:
    86030-52-6
    Molecular Formula:
    C16H23N3O5
    Molecular Weight:
    337.38
    SDS

  • MeOSuc-Ala-Ala-Pro-Val-chloromethylketone

    Purity:
    ≥ 98% (Purity by TLC)
    Catalog Number:
    36975
    CAS Number:
    65144-34-5
    Purity Limit:
    ≥ 98% (Purity by TLC)
    Molecular Formula:
    C22H35ClN4O7
    Molecular Weight:
    503.0
    SDS

  • Suc-Ala-Pro-Ala-AMC

    Purity:
    ≥ 98% (Purity by TLC)
    Catalog Number:
    36973
    CAS Number:
    88467-44-1
    Purity Limit:
    ≥ 98% (Purity by TLC)
    Molecular Formula:
    C25H30N4O8
    Molecular Weight:
    514.54
    SDS

  • MeOSuc-Ala-Ala-Pro-Val-pNA

    Purity:
    ≥ 99% (Purity by TLC)
    Catalog Number:
    36977
    CAS Number:
    70967-90-7
    Purity Limit:
    ≥ 99% (Purity by TLC)
    Molecular Formula:
    C27H38N6O9
    Molecular Weight:
    590.63
    SDS

  • Suc-Gly-Gly-Phe-pNA

    Purity:
    ≥ 99% (Purity by TLC)
    Catalog Number:
    36971
    CAS Number:
    68982-90-1
    Purity Limit:
    ≥ 99% (Purity by TLC)
    Molecular Formula:
    C23H25N5O8
    Molecular Weight:
    499.48
    SDS

  • Suc-Phe-Leu-Phe-SBzl

    Purity:
    ≥ 99% (TLC)
    Catalog Number:
    36970
    CAS Number:
    80651-94-1
    Purity Limit:
    ≥ 99% (TLC)
    MDL NO:
    MFCD00077164
    Molecular Formula:
    C35H41N3O6S
    Molecular Weight:
    631.79
    Specification Sheet SDS

  • FA-Phe-Gly-Gly-OH

    Purity:
    ≥ 99% (Purity by TLC)
    Catalog Number:
    36959
    CAS Number:
    64967-39-1
    Purity Limit:
    ≥ 99% (Purity by TLC)
    Molecular Formula:
    C20H21N3O6
    Molecular Weight:
    399.4
    SDS

  • Hippuryl-Arg-OH

    Purity:
    ≥ 99% (Purity by TLC)
    Catalog Number:
    36960
    CAS Number:
    744-46-7
    Purity Limit:
    ≥ 99% (Purity by TLC)
    Molecular Formula:
    C15H21N5O4
    Molecular Weight:
    335.36
    SDS

  • Suc-Phe-Pro-Phe-pNA

    Catalog Number:
    36968
    CAS Number:
    75651-68-2
    Molecular Formula:
    C33H35N5O8
    Molecular Weight:
    629.67
    SDS

  • Ac-Tyr-Val-Ala-Asp-AMC

    Purity:
    ≥ 99% (Purity by HPLC)
    Catalog Number:
    36967
    CAS Number:
    149231-65-2
    Purity Limit:
    ≥ 99% (Purity by HPLC)
    Molecular Formula:
    C33H39N5O10
    Molecular Weight:
    665.7
    SDS

  • Suc-Ala-Ala-Pro-Phe-pNA

    Purity:
    ≥ 99% (TLC)
    Catalog Number:
    36964
    CAS Number:
    70967-97-4
    Purity Limit:
    ≥ 99% (TLC)
    Molecular Formula:
    C30H36N6O9
    Molecular Weight:
    624.65
    Specification Sheet SDS

  • Suc-Ala-Ala-Pro-Phe-SBzl

    Catalog Number:
    36969
    CAS Number:
    80651-95-2
    Molecular Formula:
    C31H38N4O7S
    Molecular Weight:
    610.73
    SDS

  • Hippuryl-Phe-OH

    Purity:
    ≥ 99% (Assay by titration, Purity by TLC)
    Catalog Number:
    36965
    CAS Number:
    744-59-2
    Purity Limit:
    ≥ 99% (Assay by titration, Purity by TLC)
    Molecular Formula:
    C18H18N2O4
    Molecular Weight:
    326.35
    SDS

  • H-Ala-Ala-Ala-pNA·HCl

    Catalog Number:
    36961
    CAS Number:
    50450-80-1
    Molecular Formula:
    C15H21N5O5·HCl
    Molecular Weight:
    387.82
    SDS

  • Ac-Ala-Ala-Ala-OMe

    Catalog Number:
    36962
    CAS Number:
    26910-17-8
    Molecular Formula:
    C12H21N3O5
    Molecular Weight:
    287.32
    SDS

  • L-Cystine, non animal origin

    Grade:
    Meets USP, EP, JP testing specification
    Purity:
    98 - 101% (Assay)
    Synonym:
    (-)-3,3'-Dithiobis(2-aminopropionic acid)
    Catalog Number:
    36927
    Grade:
    Meets USP, EP, JP testing specification
    CAS Number:
    56-89-3
    Purity Limit:
    98 - 101% (Assay)
    MDL NO:
    MFCD00064228
    Molecular Formula:
    C6H12N2O4S2
    Molecular Weight:
    240.3
    Specification Sheet SDS

  • 2-(Phenylamino)benzoic acid

    Purity:
    97.5 - 102.5% (Assay by titration)
    Synonym:
    N-Phenylanthranilic acid
    Catalog Number:
    36591
    CAS Number:
    91-40-7
    Purity Limit:
    97.5 - 102.5% (Assay by titration)
    MDL NO:
    MFCD00002421
    Molecular Formula:
    C13H11NO2
    Molecular Weight:
    213.23
    Specification Sheet SDS

  • (Tributylphosphoranylidene)acetonitrile

    Purity:
    ≥ 98% (GC)
    Synonym:
    (Cyanomethylene)tributylphosphorane
    Catalog Number:
    36545
    CAS Number:
    157141-27-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD01321151
    Molecular Formula:
    C14H28NP
    Molecular Weight:
    241.35
    Specification Sheet SDS

  • Nonanoic acid

    Grade:
    Natural, meets FG specifications
    Purity:
    ≥ 98% (GC)
    Synonym:
    Pelargonic acid
    Catalog Number:
    36495
    Grade:
    Natural, meets FG specifications
    CAS Number:
    112-05-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00004433
    Molecular Formula:
    C9H18O2
    Molecular Weight:
    158.24
    Specification Sheet SDS
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