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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

  • Fmoc-S-3-nitro-2-pyridine-sulfenyl-L-cysteine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-Cys(Npys)-OH
    Catalog Number:
    03770
    CAS Number:
    159700-51-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00065638
    Molecular Formula:
    C24H21N2O4S2
    Molecular Weight:
    497.54
    Specification Sheet SDS

  • Fmoc-O-acetyl-L-serine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-Ser(Ac)-OH
    Catalog Number:
    03771
    CAS Number:
    171778-17-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00077070
    Molecular Formula:
    C20H19NO6
    Molecular Weight:
    369.2
    Specification Sheet SDS

  • Nα-Fmoc-L-tryptophan N-hydroxysuccinimide ester

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    Fmoc-L-Trp-OSu
    Catalog Number:
    03753
    CAS Number:
    84771-20-0
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00235836
    Molecular Formula:
    C30H25N3O6
    Molecular Weight:
    523.5
    Specification Sheet SDS

  • Fmoc-O-benzylphospho-L-serine

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    Fmoc-L-Ser(HPO3Bzl)-OH
    Catalog Number:
    03734
    CAS Number:
    158171-14-3 
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00797869
    Molecular Formula:
    C25H24NO8P
    Molecular Weight:
    497.4
    Specification Sheet SDS

  • Fmoc-D-phenylglycine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-D-Phg-OH
    Catalog Number:
    03733
    CAS Number:
    111524-95-9
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00190891
    Molecular Formula:
    C23H19NO4
    Molecular Weight:
    373.4
    Specification Sheet SDS

  • Fmoc-S-acetamidomethyl-D-cysteine

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    Fmoc-D-Cys(Acm)-OH
    Catalog Number:
    03700
    CAS Number:
    168300-88-7
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD00077053
    Molecular Formula:
    C21H22N2O5S
    Molecular Weight:
    414.5
    Specification Sheet SDS

  • Fmoc-L-glutamic acid α-9-fluorenylmethyl ester

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-Glu-OFm
    Catalog Number:
    03704
    CAS Number:
    200616-18-8
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00237656
    Molecular Formula:
    C34H29NO6
    Molecular Weight:
    547.61
    Specification Sheet SDS

  • Fmoc-L-aspartic acid a-allyl ester

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-Asp-OAll
    Catalog Number:
    03638
    CAS Number:
    144120-53-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00467715
    Molecular Formula:
    C22H21NO6
    Molecular Weight:
    395.4
    Specification Sheet SDS

  • Boc-L-phenylalanine N-hydroxysuccinimide ester

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    Boc-L-Phe-OSu
    Catalog Number:
    03674
    CAS Number:
    3674-06-4
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD00037911
    Molecular Formula:
    C18H22N2O6
    Molecular Weight:
    362.4
    Specification Sheet SDS

  • Fmoc-L-citrulline

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-L-Cit-OH
    Catalog Number:
    03502
    CAS Number:
    133174-15-9
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00151943
    Molecular Formula:
    C21H23N3O5
    Molecular Weight:
    397.4
    Specification Sheet SDS

  • Nα-Z-Nε-Boc-L-lysine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Z-L-Lys(Boc)-OH
    Catalog Number:
    03510
    CAS Number:
    2389-60-8
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00062271
    Molecular Formula:
    C19H28N2O6
    Molecular Weight:
    380.4
    Specification Sheet SDS

  • Nγ-trityl-L-asparagine-2-chlorotrityl resin (0.3 - 0.9 meq/g, 200 - 400 mesh)

    Synonym:
    L-Asn(Trt)-2-chlorotrityl resin
    Catalog Number:
    03455
    MDL NO:
    MFCD00801402
    Molecular Weight:
    0.0
    Specification Sheet SDS

  • Nε-Trifluoroacetyl-L-lysine

    Purity:
    ≥ 99% (Assay)
    Synonym:
    L-Lys(Tfa)-OH
    Catalog Number:
    03435
    CAS Number:
    10009-20-8
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD00037223
    Molecular Formula:
    C8H13N2O3F3
    Molecular Weight:
    242.0
    Specification Sheet SDS

  • Nα-Fmoc-Nin-Boc-L-tryptophan 4-alkoxybenzyl alcohol resin

    Synonym:
    Fmoc-L-Trp(Boc)-Wang resin
    Catalog Number:
    03445
    MDL NO:
    MFCD00801380
    Molecular Weight:
    0.0
    Specification Sheet SDS

  • L-Alanine-2-chlorotrityl resin (0.3-1.0 meq/g, 200-400 mesh)

    Synonym:
    L-Ala-2-chlorotrityl resin
    Catalog Number:
    03449
    MDL NO:
    MFCD00801399
    Molecular Weight:
    0.0
    Specification Sheet SDS

  • Glycine 7-amido-4-methylcoumarin

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Gly-AMC
    Catalog Number:
    03351
    CAS Number:
    77471-42-2
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00077122
    Molecular Formula:
    C12H12N2O3
    Molecular Weight:
    232.2
    Specification Sheet SDS

  • Gly-Ser-OH

    Purity:
    ≥ 98% (ELSD)
    Synonym:
    Glycyl-L-serine
    Catalog Number:
    03367
    CAS Number:
    7361-43-5
    Purity Limit:
    ≥ 98% (ELSD)
    MDL NO:
    MFCD00065108
    Molecular Formula:
    C5H10N2O4
    Molecular Weight:
    162.15
    Specification Sheet SDS

  • L-Arginine 4-nitroanilide dihydrochloride

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    L-Arg-pNA·2HCl
    Catalog Number:
    03301
    CAS Number:
    40127-11-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00058249
    Molecular Formula:
    C12H18N6O3·2HCl
    Molecular Weight:
    367.3
    Specification Sheet SDS

  • Nε-Dimethyl-L-lysine hydrochloride

    Purity:
    ≥ 97% (NMR)
    Synonym:
    L-Lys(Me)2-OH·HCl
    Catalog Number:
    03330
    CAS Number:
    2259-86-1
    Purity Limit:
    ≥ 97% (NMR)
    MDL NO:
    MFCD00038975
    Molecular Formula:
    C8H18N2O2·HCl
    Molecular Weight:
    210.7
    Specification Sheet SDS

  • L-Arginine amide dihydrochloride

    Purity:
    ≥ 99% (TLC)
    Synonym:
    L-Arg-NH2·2HCl
    Catalog Number:
    03298
    CAS Number:
    14975-30-5
    Purity Limit:
    ≥ 99% (TLC)
    MDL NO:
    MFCD00058286
    Molecular Formula:
    C6H15N5O·2HCl
    Molecular Weight:
    246.2
    Specification Sheet SDS

  • 4-Amino-L-phenylalanine hydrochloride

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    L-Phe(4-NH2)-OH·HCl
    Catalog Number:
    03296
    CAS Number:
    62040-55-5
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00012986
    Molecular Formula:
    C9H12N2O2·HCl
    Molecular Weight:
    216.67
    Specification Sheet SDS

  • DL-α-Aminoadipic acid

    Purity:
    ≥ 99% (Assay)
    Synonym:
    DL-Aad-OH
    Catalog Number:
    03290
    CAS Number:
    542-32-5
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD00063119
    Molecular Formula:
    C6H11NO4
    Molecular Weight:
    161.2
    Specification Sheet SDS

  • Acetyl-L-threonine

    Purity:
    ≥ 97%
    Synonym:
    Ac-L-Thr-OH
    Catalog Number:
    03262
    CAS Number:
    17093-74-2
    Purity Limit:
    ≥ 97%
    MDL NO:
    MFCD00037810
    Molecular Formula:
    C6H11NO4
    Molecular Weight:
    161.2
    Specification Sheet SDS

  • D-Isoleucine

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    D-Ile-OH
    Catalog Number:
    03252
    CAS Number:
    319-78-8
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD00064221
    Molecular Formula:
    C6H13NO2
    Molecular Weight:
    131.2
    Specification Sheet SDS

  • L-Valine tert-butyl ester hydrochloride

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    L-Val-OtBu·HCl
    Catalog Number:
    03168
    CAS Number:
    13518-40-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00034863
    Molecular Formula:
    C9H19NO2·HCl
    Molecular Weight:
    209.7
    Specification Sheet SDS

  • Nα-Tosyl-L-arginine methyl ester hydrochloride

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Tos-L-Arg-OMe·HCl
    Catalog Number:
    03034
    CAS Number:
    1784-03-8
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00012578
    Molecular Formula:
    C14H22N4O4S·HCl
    Molecular Weight:
    378.9
    Specification Sheet SDS

  • L-Proline methyl ester hydrochloride

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    L-Pro-OMe·HCl
    Catalog Number:
    03130
    CAS Number:
    2133-40-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00012708
    Molecular Formula:
    C6H11NO2·HCl
    Molecular Weight:
    165.6
    Specification Sheet SDS

  • Glycine ethyl ester hydrochloride

    Purity:
    ≥ 99%
    Synonym:
    Gly-OEt·HCl
    Catalog Number:
    03073
    CAS Number:
    623-33-6
    Purity Limit:
    ≥ 99%
    MDL NO:
    MFCD00012871
    Molecular Formula:
    C4H9NO2·HCl
    Molecular Weight:
    139.6
    Specification Sheet SDS

  • L-Tryptophan amide hydrochloride

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    L-Trp-NH2·HCl
    Catalog Number:
    03150
    CAS Number:
    5022-65-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00054315
    Molecular Formula:
    C11H13N3O·HCl
    Molecular Weight:
    239.7
    Specification Sheet SDS

  • L-Phenylalanine amide hydrochloride

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    L-Phe-NH2·HCl
    Catalog Number:
    03113
    CAS Number:
    65864-22-4
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00039083
    Molecular Formula:
    C9H12N2O·HCl
    Molecular Weight:
    200.7
    Specification Sheet SDS

  • L-Tyrosine amide hydrochloride

    Purity:
    ≥ 98% (TLC)
    Synonym:
    L-Tyr-NH2·HCl
    Catalog Number:
    03155
    CAS Number:
    53559-18-5
    Purity Limit:
    ≥ 98% (TLC)
    MDL NO:
    MFCD00058285
    Molecular Formula:
    C9H12N2O2·HCl
    Molecular Weight:
    216.7
    Specification Sheet SDS

  • L-Leucine tert-butyl ester hydrochloride

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    L-Leu-OtBu·HCl
    Catalog Number:
    03091
    CAS Number:
    2748-02-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00038906
    Molecular Formula:
    C10H21NO2·HCl
    Molecular Weight:
    223.7
    Specification Sheet SDS

  • L-Arginine ethyl ester dihydrochloride

    Purity:
    ≥ 98% (Assay)
    Synonym:
    L-Arg-OEt·2HCl
    Catalog Number:
    03021
    CAS Number:
    36589-29-4
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD00038949
    Molecular Formula:
    C8H18N4O2·2HCl
    Molecular Weight:
    275.2
    Specification Sheet SDS

  • L-Histidine methyl ester dihydrochloride

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    L-His-OMe·2HCl
    Catalog Number:
    03080
    CAS Number:
    7389-87-9
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00012701
    Molecular Formula:
    C7H11N3O2·2HCl
    Molecular Weight:
    242.1
    Specification Sheet SDS

  • O-tert-Butyl-D-serine

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    D-Ser(tBu)-OH
    Catalog Number:
    03138
    CAS Number:
    18783-53-4
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD00077107
    Molecular Formula:
    C7H15NO3
    Molecular Weight:
    161.2
    Specification Sheet SDS

  • O-Benzyl-L-tyrosine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    L-Tyr(Bzl)-OH
    Catalog Number:
    03160
    CAS Number:
    16652-64-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00002605
    Molecular Formula:
    C16H17NO3
    Molecular Weight:
    271.3
    Specification Sheet SDS

  • Boc-His(Z)-OH

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-Nim-Z-L-histidine
    Catalog Number:
    03008
    CAS Number:
    50305-43-6
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00076942
    Molecular Formula:
    C19H23N3O6
    Molecular Weight:
    389.41
    Specification Sheet SDS

  • D-Cycloserine, synthetic

    Purity:
    ≥ 900 µg/mg (HPLC)
    Synonym:
    D-4-Amino-3-isoxazolidinone, synthetic
    Catalog Number:
    02886
    CAS Number:
    68-41-7
    Purity Limit:
    ≥ 900 µg/mg (HPLC)
    MDL NO:
    MFCD00005353
    Molecular Formula:
    C3H6N2O2
    Molecular Weight:
    102.1
    Specification Sheet SDS

  • L-Alanine methyl ester hydrochloride

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    L-Ala-OMe·HCl
    Catalog Number:
    02890
    CAS Number:
    2491-20-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00063663
    Molecular Formula:
    C4H9NO2·HCl
    Molecular Weight:
    139.6
    Specification Sheet SDS

  • Fmoc-L-phenylalanine 4-alkoxybenzyl alcohol resin

    Synonym:
    Fmoc-L-Phe-Wang resin
    Catalog Number:
    02828
    MDL NO:
    MFCD00801265
    Molecular Weight:
    0.0
    Specification Sheet SDS

  • 4-Chloro-L-phenylalanine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    L-Phe(4-Cl)-OH
    Catalog Number:
    02861
    CAS Number:
    14173-39-8
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00063065
    Molecular Formula:
    C9H10ClNO2
    Molecular Weight:
    199.6
    Specification Sheet SDS

  • Nα-Fmoc-Nγ-trityl-L-asparagine 4-alkoxybenzyl alcohol resin

    Synonym:
    Fmoc-L-Asn(Trt)-Wang resin
    Catalog Number:
    02817
    MDL NO:
    MFCD00801366
    Molecular Weight:
    0.0
    Specification Sheet SDS

  • Nα-Boc-Nδ-Fmoc-L-ornithine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-L-Orn(Fmoc)-OH
    Catalog Number:
    02719
    CAS Number:
    150828-96-9
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00080279
    Molecular Formula:
    C25H30N2O6
    Molecular Weight:
    454.53
    Specification Sheet SDS

  • Fmoc-3-(3'-pyridyl)-L-alanine

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    Fmoc-L-Ala(3'-pyridyl)-OH
    Catalog Number:
    02688
    CAS Number:
    175453-07-3
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD00144887
    Molecular Formula:
    C23H20N2O4
    Molecular Weight:
    388.4
    Specification Sheet SDS

  • Acetyl-L-phenylalanine methyl ester

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Ac-L-Phe-OMe
    Catalog Number:
    02630
    CAS Number:
    3618-96-0
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00066060
    Molecular Formula:
    C12H15NO3
    Molecular Weight:
    221.3
    Specification Sheet SDS

  • Nα-Acetyl-L-lysine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Ac-L-Lys-OH
    Catalog Number:
    02621
    CAS Number:
    1946-82-3
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00008233
    Molecular Formula:
    C8H16N2O3
    Molecular Weight:
    188.2
    Specification Sheet SDS

  • Fmoc-4-fluoro-D-phenylalanine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-D-Phe(4-F)-OH
    Catalog Number:
    02576
    CAS Number:
    177966-64-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00235900
    Molecular Formula:
    C24H20FNO4
    Molecular Weight:
    405.4
    Specification Sheet SDS

  • 4-Amino-L-phenylalanine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    L-Phe(4-NH2)-OH
    Catalog Number:
    02594
    CAS Number:
    943-80-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00069927
    Molecular Formula:
    C9H12N2O2
    Molecular Weight:
    180.2
    Specification Sheet SDS

  • Fmoc-3-(2-naphthyl)-D-alanine

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    Fmoc-D-Ala(2-naphthyl)-OH
    Catalog Number:
    02589
    CAS Number:
    138774-94-4
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD00077044
    Molecular Formula:
    C28H23NO4
    Molecular Weight:
    437.5
    Specification Sheet SDS

  • 4-Fluoro-L-phenylalanine

    Purity:
    ≥ 99% (HPLC, Chiral HPLC)
    Synonym:
    L-Phe(4-F)-OH
    Catalog Number:
    02572
    CAS Number:
    1132-68-9
    Purity Limit:
    ≥ 99% (HPLC, Chiral HPLC)
    MDL NO:
    MFCD00063064
    Molecular Formula:
    C9H10FNO2
    Molecular Weight:
    183.2
    Specification Sheet SDS
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