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Peptide Chemistry

Peptide Chemistry

6119
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 235
Resins For Solid Phase Synthesis 256
Small Peptides 76
Substrates 571
Unusual Amino Acids 2217

  • Na-Allyloxycarbonyl-Nd-Fmoc-L-ornitine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Aloc-Orn(Fmoc)-OH
    Catalog Number:
    47711
    CAS Number:
    947401-27-6
    Purity Limit:
    ≥ 98% (HPLC)
    Molecular Formula:
    C24H26N2O6
    Molecular Weight:
    438.5
    Specification Sheet SDS

  • Na-Fmoc-Ne-Boc-Ne-Methyl-D-lysine

    Purity:
    ≥ 99.7% (Chiral HPLC)
    Synonym:
    Fmoc-D-Lys(Boc,Me)-OH
    Catalog Number:
    47722
    CAS Number:
    2044709-77-3
    Purity Limit:
    ≥ 99.7% (Chiral HPLC)
    MDL NO:
    MFCD15141998
    Molecular Formula:
    C27H34N2O6
    Molecular Weight:
    482.6
    Specification Sheet SDS

  • Na-Fmoc-Na-Methyl-Ne-1-(4,4-dimethyl-2,6-dioxocyclohex-1-ylidene)ethyl-L-lysine

    Purity:
    ≥ 98%
    Synonym:
    Fmoc-N-Me-Lys(Dde)-OH
    Catalog Number:
    47720
    CAS Number:
    1428229-84-8
    Purity Limit:
    ≥ 98%
    Molecular Formula:
    C32H38N2O6
    Molecular Weight:
    546.7
    SDS

  • Na-Palmitoyl-D-glutamic acid g-N-hydroxysuccinimide ester a-tert-butyl ester

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Palm-D-Glu(OSu)-OtBu
    Catalog Number:
    47712
    CAS Number:
    240133-35-1
    Purity Limit:
    ≥ 98% (HPLC)
    Molecular Formula:
    C29H50N2O7
    Molecular Weight:
    538.7
    Specification Sheet SDS

  • 4-Azidomethylbenzoic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    p-Azidomethylbenzoic acid
    Catalog Number:
    47715
    CAS Number:
    79584-03-5
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD22390649
    Molecular Formula:
    C8H7N3O2
    Molecular Weight:
    177.2
    Specification Sheet SDS

  • Na-(4,4-Dimethyl-2,6-dioxocyclohex-1-ylidene)-3-methylbutyl-Nb-Fmoc-L-2,3-diaminopropionic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    ivDde-Dap(Fmoc)-OH
    Catalog Number:
    47713
    CAS Number:
    2389078-71-9
    Purity Limit:
    ≥ 99% (HPLC)
    Molecular Formula:
    C31H36N2O6
    Molecular Weight:
    532.6
    Specification Sheet SDS

  • 4-Azidobenzyl alcohol

    Purity:
    ≥ 99% (HPLC, TLC)
    Synonym:
    4-(Hydroxymethyl)phenyl azide
    Catalog Number:
    47714
    CAS Number:
    31499-54-4
    Purity Limit:
    ≥ 99% (HPLC, TLC)
    MDL NO:
    MFCD19439656
    Molecular Formula:
    C7H7N3O
    Molecular Weight:
    149.2
    Specification Sheet SDS

  • 4-Azidomethyl-L-phenylalanine hydrochloride

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    H-Phe(4-CH2-N3)-OH · HCl
    Catalog Number:
    47694
    CAS Number:
    1446772-80-0
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD31560135
    Molecular Formula:
    C10H12N4O2 · HCl
    Molecular Weight:
    256.7
    Specification Sheet SDS

  • 6-Azido-L-lysine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    H-Lys(N3)-OH
    Catalog Number:
    47697
    CAS Number:
    159610-92-1
    Purity Limit:
    ≥ 99% (HPLC)
    Molecular Formula:
    C6H12N4O2
    Molecular Weight:
    172.2
    Specification Sheet SDS

  • Ng-Azido-L-2,4-diaminobutyric acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    H-Dab(N3)-OH
    Catalog Number:
    47700
    CAS Number:
    120042-14-0
    Purity Limit:
    ≥ 99% (HPLC)
    Molecular Formula:
    C4H8N4O2
    Molecular Weight:
    144.1
    Specification Sheet SDS

  • Azido pentaglycine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Azidoacetyl tetraglycine
    Catalog Number:
    47710
    CAS Number:
    2250433-77-1
    Purity Limit:
    ≥ 98% (HPLC)
    Molecular Formula:
    C10H15N7O6
    Molecular Weight:
    329.3
    Specification Sheet SDS

  • S-(Methyl-o-nitropiperonyl)-L-Cysteine

    Purity:
    ≥ 98%
    Synonym:
    H-Cys(methyl-o-nitropiperonyl)-OH
    Catalog Number:
    47699
    CAS Number:
    1551078-43-3
    Purity Limit:
    ≥ 98%
    Molecular Formula:
    C12H14N2O6S
    Molecular Weight:
    314.3
    SDS

  • Se-(Methyl-o-nitropiperonyl)-selenocysteine · TFA

    Purity:
    ≥ 98%
    Synonym:
    H-Sec(Methyl-o-nitropiperonyl)-OH · TFA
    Catalog Number:
    47698
    CAS Number:
    2235373-48-3, 2235373-47-2
    Purity Limit:
    ≥ 98%
    Molecular Formula:
    C14H15F3N2O8Se
    Molecular Weight:
    475.2
    SDS

  • Na-Fmoc-Ng-Boc-Ng-methyl-L-2,4-diaminobutanoic acid

    Purity:
    ≥ 99.7% (Chiral HPLC)
    Synonym:
    Fmoc-L-Dab(Boc,Me)-OH
    Catalog Number:
    47703
    CAS Number:
    446847-81-0
    Purity Limit:
    ≥ 99.7% (Chiral HPLC)
    MDL NO:
    MFCD32666077
    Molecular Formula:
    C25H30N2O6
    Molecular Weight:
    454.5
    Specification Sheet SDS

  • 8-Amino-3,6-dioxaoctanoic acid tetramer

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    H-Ado-Ado-Ado-Ado-OH
    Catalog Number:
    47695
    CAS Number:
    2773558-66-8
    Purity Limit:
    ≥ 98% (HPLC)
    Molecular Formula:
    C24H46N4O13
    Molecular Weight:
    598.6
    Specification Sheet SDS

  • Na-Fmoc-Nb-Alloc-Nb-methyl-L-2,3-diaminopropionic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-Dap(Aloc,Me)-OH
    Catalog Number:
    47702
    CAS Number:
    2389078-45-7
    Purity Limit:
    ≥ 98% (HPLC)
    Molecular Formula:
    C23H24N2O6
    Molecular Weight:
    424.5
    Specification Sheet SDS

  • Na-Fmoc-Nb-Boc-Nb-Boc-aminoethyl-L-2,3-diaminopropionic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-Dap(Boc,2-Boc-aminoethyl)-OH
    Catalog Number:
    47701
    CAS Number:
    439864-51-4
    Purity Limit:
    ≥ 99% (HPLC)
    Molecular Formula:
    C30H39N3O8
    Molecular Weight:
    569.7
    Specification Sheet SDS

  • Ne-Acryloyl-L-lysine hydrochloride

    Purity:
    ≥ 99.7% (Chiral purity)
    Synonym:
    H-Lys(Acryloyl)-OH · HCl
    Catalog Number:
    47693
    CAS Number:
    65143-71-7
    Purity Limit:
    ≥ 99.7% (Chiral purity)
    Molecular Formula:
    C9H16N2O3 · HCl
    Molecular Weight:
    236.7
    Specification Sheet SDS

  • 3-Nitrobenzyl alcohol [Matrix for FABMS and liquid SIMS]

    Purity:
    ≥ 99% (GC)
    Catalog Number:
    47684
    CAS Number:
    619-25-0
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00007273
    Molecular Formula:
    C7H7NO3
    Molecular Weight:
    153.14
    Specification Sheet SDS

  • Diethanolamine [Matrix for FABMS and liquid SIMS]

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    Bis(2-hydroxyethyl)amine
    Hazmat
    Catalog Number:
    47683
    CAS Number:
    111-42-2
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00002843
    Molecular Formula:
    C4H11NO2
    Molecular Weight:
    105.1
    Specification Sheet

  • Ethyl acetate

    Hazmat
    Grade:
    Meets HPLC/Spectro specification
    Purity:
    ≥ 99.8% (GC)
    Synonym:
    Acetic acid ethyl ester
    Hazmat
    Catalog Number:
    47680
    Grade:
    Meets HPLC/Spectro specification
    CAS Number:
    141-78-6
    Purity Limit:
    ≥ 99.8% (GC)
    MDL NO:
    MFCD00009171
    Molecular Formula:
    C4H8O2
    Molecular Weight:
    88.11
    Specification Sheet

  • Glycerol [Matrix for FABMS and liquid SIMS]

    Purity:
    ≥ 99% (GC)
    Synonym:
    1,2,3-Propanetriol
    Catalog Number:
    47682
    CAS Number:
    56-81-5
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00004722
    Molecular Formula:
    C3H8O3
    Molecular Weight:
    92.09
    Specification Sheet SDS

  • Methanol [for HPLC Solvent]

    Hazmat
    Purity:
    ≥ 99.8% (GC)
    Synonym:
    Methyl alcohol
    Hazmat
    Catalog Number:
    47676
    CAS Number:
    67-56-1
    Purity Limit:
    ≥ 99.8% (GC)
    MDL NO:
    MFCD00004595
    Molecular Formula:
    CH3OH
    Molecular Weight:
    32.04
    Specification Sheet SDS

  • Formic acid

    Hazmat
    Purity:
    ≥ 99% (Assay by titration)
    Hazmat
    Catalog Number:
    47664
    CAS Number:
    64-18-6
    Purity Limit:
    ≥ 99% (Assay by titration)
    MDL NO:
    MFCD00003297
    Molecular Formula:
    CH2O2
    Molecular Weight:
    46.03
    Specification Sheet

  • Isopropyl alcohol [for HPLC Solvent]

    Hazmat
    Purity:
    ≥ 99.5% (GC)
    Synonym:
    2-Propanol
    Hazmat
    Catalog Number:
    47669
    CAS Number:
    67-63-0
    Purity Limit:
    ≥ 99.5% (GC)
    MDL NO:
    MFCD00011674
    Molecular Formula:
    C3H8O
    Molecular Weight:
    60.1
    Specification Sheet

  • 1,1,1,3,3,3-Hexafluoroisoproppyl alcohol [for HPLC]

    Hazmat
    Purity:
    ≥ 99.5% (GC)
    Synonym:
    1,1,1,3,3,3-Hexafluoro-2-propanol
    Hazmat
    Catalog Number:
    47667
    CAS Number:
    920-66-1
    Purity Limit:
    ≥ 99.5% (GC)
    MDL NO:
    MFCD00011651
    Molecular Formula:
    C3H2F6O
    Molecular Weight:
    168.04
    Specification Sheet

  • 1-Butanol [for HPLC Solvent]

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    Butyl alcohol
    Hazmat
    Catalog Number:
    47651
    CAS Number:
    71-36-3
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00002964
    Molecular Formula:
    C4H10O
    Molecular Weight:
    74.12
    Specification Sheet SDS

  • Esculetin [Matrix for MALDI-TOF/MS]

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    6,7-Dihydroxycoumarin
    Catalog Number:
    47663
    CAS Number:
    305-01-1
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00006874
    Molecular Formula:
    C9H6O4
    Molecular Weight:
    178.14
    Specification Sheet SDS

  • Methylene blue [Ion association reagent for spectrophotometric analysis]

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    Basic blue 9
    Catalog Number:
    47636
    CAS Number:
    61-73-4
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD00012111
    Molecular Formula:
    C16H18ClN3S
    Molecular Weight:
    319.85
    Specification Sheet SDS

  • Cupferron

    Hazmat
    Purity:
    ≥ 98% (HPLC)
    Synonym:
    N-Nitroso-N-phenylhydroxylamine ammonium salt
    Hazmat
    Catalog Number:
    47657
    CAS Number:
    135-20-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00078422
    Molecular Formula:
    C6H5N2O2·H4N
    Molecular Weight:
    155.16
    Specification Sheet

  • Cetylpyridinium chloride monohydrate [Ion association reagent for extraction photometric analysis and sensitizer in photometric determination of metals]

    Hazmat
    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Cetylpyridinium chloride monohydrate
    Hazmat
    Catalog Number:
    47637
    CAS Number:
    6004-24-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00149977
    Molecular Formula:
    C21H38ClN·H2O
    Molecular Weight:
    358.01
    Specification Sheet

  • Cyclohexane [for HPLC Solvent]

    Hazmat
    Purity:
    ≥ 99.99%
    Hazmat
    Catalog Number:
    47658
    CAS Number:
    110-82-7
    Purity Limit:
    ≥ 99.99%
    MDL NO:
    MFCD00003814
    Molecular Formula:
    C6H12
    Molecular Weight:
    84.16
    Specification Sheet SDS

  • Acetic acid, glacial [for LC-MS]

    Hazmat
    Purity:
    ≥ 99.5% (Assay by titration)
    Hazmat
    Catalog Number:
    47634
    CAS Number:
    64-19-7
    Purity Limit:
    ≥ 99.5% (Assay by titration)
    MDL NO:
    MFCD00036152
    Molecular Formula:
    C2H4O2
    Molecular Weight:
    60.05
    Specification Sheet

  • 3-Amino-4-hydroxybenzoic acid

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    4-Hydroxy-3-aminobenzoic acid
    Catalog Number:
    47632
    CAS Number:
    1571-72-8
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00007697
    Molecular Formula:
    C7H7NO3
    Molecular Weight:
    153.14
    Specification Sheet SDS

  • Acetic acid, glacial

    Hazmat
    Purity:
    ≥ 99.5% (Assay by titration)
    Hazmat
    Catalog Number:
    47633
    CAS Number:
    64-19-7
    Purity Limit:
    ≥ 99.5% (Assay by titration)
    MDL NO:
    MFCD00036152
    Molecular Formula:
    C2H4O2
    Molecular Weight:
    60.05
    Specification Sheet

  • 3'-Chloroindophenol sodium salt

    Synonym:
    Benzenone-indo-3'-chlorophenol sodium salt
    Catalog Number:
    47621
    CAS Number:
    41350-02-1
    MDL NO:
    MFCD00059876
    Molecular Formula:
    C12H7ClNNaO2
    Molecular Weight:
    255.63
    Specification Sheet SDS

  • Copper PAN

    Synonym:
    Bis[1-(2-pyridylazo)-2-naphtholato]copper(II)
    Catalog Number:
    47622
    CAS Number:
    23299-85-6
    MDL NO:
    MFCD00067176
    Molecular Formula:
    C30H20CuN6O2
    Molecular Weight:
    560.1
    Specification Sheet SDS

  • 4-Ethoxychrysoidine hydrochloride

    Purity:
    ≥ 96% (Assay by titration)
    Synonym:
    4-(4-Ethoxyphenylazo)-1,3-phenylenediamine monohydrochloride
    Catalog Number:
    47618
    CAS Number:
    2313-87-3
    Purity Limit:
    ≥ 96% (Assay by titration)
    MDL NO:
    MFCD00042023
    Molecular Formula:
    C14H16N4O·HCl
    Molecular Weight:
    292.77
    Specification Sheet SDS

  • 2,5-Dinitrophenol (wetted with ca. 20% Water) (unit weight on dry weight basis)

    Hazmat
    Purity:
    ≥ 99% (Assay by titration)
    Hazmat
    Catalog Number:
    47620
    CAS Number:
    329-71-5
    Purity Limit:
    ≥ 99% (Assay by titration)
    MDL NO:
    MFCD00007108
    Molecular Formula:
    C6H4N2O5
    Molecular Weight:
    184.11
    Specification Sheet SDS

  • Ethyl bis(2,4-dinitrophenyl)acetate

    Hazmat
    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Bis(2,4-dinitrophenyl)acetic acid ethyl ester
    Hazmat
    Catalog Number:
    47619
    CAS Number:
    5833-18-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00051351
    Molecular Formula:
    C16H12N4O10
    Molecular Weight:
    420.29
    Specification Sheet SDS

  • Lacmoid

    Synonym:
    Resorcinol blue
    Catalog Number:
    47616
    CAS Number:
    42249-61-6
    MDL NO:
    MFCD00152579
    Molecular Formula:
    C12H10N2O3
    Molecular Weight:
    230.22
    Specification Sheet SDS

  • Benzyl orange

    Catalog Number:
    47617
    CAS Number:
    36402-77-4
    MDL NO:
    MFCD00198097
    Molecular Formula:
    C19H16N3NaO3S
    Molecular Weight:
    389.4
    Specification Sheet SDS

  • 4-(2-Thiazolylazo)resorcinol

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    TAR
    Catalog Number:
    47608
    CAS Number:
    2246-46-0
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00005322
    Molecular Formula:
    C9H7N3O2S
    Molecular Weight:
    221.23
    Specification Sheet SDS

  • Dimethylsulfonazo III

    Synonym:
    2,7-Bis[(4-methyl-2-sulfophenyl)azo]-1,8-dihydroxynaphthalene-3,6-disulfonic acid
    Catalog Number:
    47609
    CAS Number:
    14979-11-4
    MDL NO:
    MFCD00151118
    Molecular Formula:
    C24H20N4O14S4
    Molecular Weight:
    716.68
    Specification Sheet SDS

  • 9-Anthracenecarboxylic acid (purified by sublimation)

    Purity:
    ≥ 99% (GC)
    Synonym:
    9-Anthroic acid
    Catalog Number:
    47561
    CAS Number:
    723-62-6
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00001257
    Molecular Formula:
    C15H10O2
    Molecular Weight:
    222.24
    Specification Sheet SDS

  • Coumarin 102

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    Coumarin 480
    Catalog Number:
    47557
    CAS Number:
    41267-76-9
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00041844
    Molecular Formula:
    C16H17NO2
    Molecular Weight:
    255.32
    Specification Sheet SDS

  • 9-(2,2-Dicyanovinyl)julolidine

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    2-[(2,3,6,7-Tetrahydro-1H,5H-pyrido[3,2,1-ij]quinolin-9-yl)methylene]malononitrile
    Catalog Number:
    47559
    CAS Number:
    58293-56-4
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD01747392
    Molecular Formula:
    C16H15N3
    Molecular Weight:
    249.32
    Specification Sheet SDS

  • 3,4-Diaminobenzophenone

    Purity:
    ≥ 98% (GC)
    Synonym:
    DABP
    Catalog Number:
    47560
    CAS Number:
    39070-63-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00007727
    Molecular Formula:
    C13H12N2O
    Molecular Weight:
    212.25
    Specification Sheet SDS

  • Coumarin 6H

    Purity:
    ≥ 96% (HPLC)
    Synonym:
    2,3,5,6-1H,4H-Tetrahydroquinolizino[9,9a,1-gh]coumarin
    Catalog Number:
    47551
    CAS Number:
    58336-35-9
    Purity Limit:
    ≥ 96% (HPLC)
    MDL NO:
    MFCD00227485
    Molecular Formula:
    C15H15NO2
    Molecular Weight:
    241.29
    Specification Sheet SDS

  • N-Succinimidyl 7-hydroxycoumarin-3-carboxylate

    Purity:
    ≥ 96% (HPLC)
    Synonym:
    7-Hydroxycoumarin-3-carboxylic acid N-succinimidyl ester
    Catalog Number:
    47554
    CAS Number:
    134471-24-2
    Purity Limit:
    ≥ 96% (HPLC)
    MDL NO:
    MFCD00037568
    Molecular Formula:
    C14H9NO7
    Molecular Weight:
    303.23
    Specification Sheet SDS
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