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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.

  • Boc-L-β-homoasparagine

    Purity:
    ≥ 99% (Assay)
    Synonym:
    Boc-L-β-HomoAsn-OH
    Catalog Number:
    15728
    CAS Number:
    336182-03-7
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD01862840
    Molecular Formula:
    C10H18N2O5
    Molecular Weight:
    246.26
  • Fmoc-α-methyl-L-phenylalanine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-α-Me-L-Phe-OH
    Catalog Number:
    14075
    CAS Number:
    135944-05-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD02682285
    Molecular Formula:
    C25H23NO4
    Molecular Weight:
    401.46
  • Fmoc-L-β-glutamic acid 5-tert-butyl ester

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    Fmoc-L-β-Glu(OtBu)-OH
    Catalog Number:
    12849
    CAS Number:
    209252-17-5
    Purity Limit:
    ≥ 95% (HPLC)
    MDL NO:
    MFCD01862860
    Molecular Formula:
    C24H27NO6
    Molecular Weight:
    425.48
  • Fmoc-O-methyl-L-homoserine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-L-HomoSer(Me)-OH
    Catalog Number:
    11963
    CAS Number:
    173212-86-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00270543
    Molecular Formula:
    C20H21NO5
    Molecular Weight:
    355.39
  • Fmoc-a-methyl-D-phenylalanine

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    Fmoc-a-Me-D-Phe-OH
    Catalog Number:
    11629
    CAS Number:
    152436-04-9
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD02259493
    Molecular Formula:
    C25H23NO4
    Molecular Weight:
    401.46
  • Catalog Number:
    11357
    MDL NO:
    MFCD07778068
    Molecular Weight:
    0.0
  • 3-(Diethoxy-phosphoryloxy)-3H-benzo[d][1,2,3]triazin-4-one

    Purity:
    ≥ 98.5% (HPLC)
    Synonym:
    DEPBT
    Catalog Number:
    11460
    CAS Number:
    165534-43-0
    Purity Limit:
    ≥ 98.5% (HPLC)
    MDL NO:
    MFCD01236967
    Molecular Formula:
    C11H14N3O5P
    Molecular Weight:
    299.22
  • Fmoc-N-Me-L-norvaline

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-N-Me-L-norvaline
    Catalog Number:
    11191
    CAS Number:
    252049-05-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01861326
    Molecular Formula:
    C21H23NO4
    Molecular Weight:
    353.42
  • Fmoc-3,4,5-trifluoro-L-phenylalanine

    Purity:
    ≥ 98% (Assay)
    Synonym:
    Fmoc-L-Phe(3,4,5-trifluoro)-OH
    Catalog Number:
    07398
    CAS Number:
    205526-30-3
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD00797583
    Molecular Formula:
    C24H18F3NO4
    Molecular Weight:
    441.41
  • Fmoc-3-(4-thiazolyl)-D-alanine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-D-Ala(4-thiazoyl)-OH
    Catalog Number:
    07381
    CAS Number:
    205528-33-2
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00672569
    Molecular Formula:
    C21H18N2O4S
    Molecular Weight:
    394.45
  • Fmoc-L-cyclopentylglycine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-Gly(cyclopentyl)-OH
    Catalog Number:
    07264
    CAS Number:
    220497-61-0
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01311751
    Molecular Formula:
    C22H23NO4
    Molecular Weight:
    365.2
  • Fmoc-N-methyl-O-tert-butyl-L-tyrosine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-N-Me-L-Tyr(tBu)-OH
    Catalog Number:
    07220
    CAS Number:
    133373-24-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD02684471
    Molecular Formula:
    C29H31NO5
    Molecular Weight:
    473.6
  • 1-Aminocyclopropane-1-carboxylic acid

    Purity:
    ≥ 98% (Titration)
    Synonym:
    Acpc-OH
    Catalog Number:
    07075
    CAS Number:
    22059-21-8
    Purity Limit:
    ≥ 98% (Titration)
    MDL NO:
    MFCD00009944
    Molecular Formula:
    C4H7NO2
    Molecular Weight:
    101.12
  • Fmoc-O-methyl-D-tyrosine

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    Fmoc-D-Tyr(Me)-OH
    Catalog Number:
    06903
    CAS Number:
    201335-88-8
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD00237393
    Molecular Formula:
    C25H23NO5
    Molecular Weight:
    417.47
  • Catalog Number:
    06795
    MDL NO:
    MFCD03792277
    Molecular Weight:
    0.0
  • Acetyl-DL-leucine

    Purity:
    97.5 - 102.5% (Assay)
    Synonym:
    Ac-DL-Leu-OH
    Catalog Number:
    06647
    CAS Number:
    99-15-0
    Purity Limit:
    97.5 - 102.5% (Assay)
    MDL NO:
    MFCD00026498
    Molecular Formula:
    C8H15NO3
    Molecular Weight:
    173.2
  • L-Glutamic acid γ-methyl ester

    Purity:
    ≥ 98.5% (HPLC)
    Synonym:
    L-Glu(OMe)-OH
    Catalog Number:
    06044
    CAS Number:
    1499-55-4
    Purity Limit:
    ≥ 98.5% (HPLC)
    MDL NO:
    MFCD00002632
    Molecular Formula:
    C6H11NO4
    Molecular Weight:
    161.16
  • Nα-Fmoc-Nε-biotinyl-ε-aminocaproyl-L-lysine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-Lys(biotinyl-ε-aminocaproyl)-OH
    Catalog Number:
    05730
    CAS Number:
    160158-05-4
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00672325
    Molecular Formula:
    C37H49N5O7S
    Molecular Weight:
    707.9
  • Fmoc-D-glutamic acid-a-tert-butyl ester

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-D-Glu-OtBu
    Catalog Number:
    05697
    CAS Number:
    109745-15-5
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00077054
    Molecular Formula:
    C24H27NO6
    Molecular Weight:
    425.5
  • Nα-Boc-L-lysine methyl ester acetate salt

    Purity:
    ≥ 99% (TLC)
    Synonym:
    Boc-L-Lys-OMe·AcOH
    Catalog Number:
    05555
    CAS Number:
    55757-60-3
    Purity Limit:
    ≥ 99% (TLC)
    MDL NO:
    MFCD00237564
    Molecular Formula:
    C12H24N2O4·C2H402
    Molecular Weight:
    320.38
  • Na-Boc-Nw-(2,2,4,6,7-pentamethyldihydrobenzofuran-5-sufonyl)-L-arginine

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    Boc-L-Arg(Pbf)-OH
    Catalog Number:
    05455
    CAS Number:
    200124-22-7
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD00236821
    Molecular Formula:
    C24H38N4O7S
    Molecular Weight:
    526.77
  • Nε-Acetyl-L-lysine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    L-Lys(Ac)-OH
    Catalog Number:
    05364
    CAS Number:
    692-04-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00002639
    Molecular Formula:
    C8H16N2O3
    Molecular Weight:
    188.2
  • Fmoc-D-homoproline

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-D-HomoPro-OH
    Catalog Number:
    05137
    CAS Number:
    101555-63-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00235899
    Molecular Formula:
    C21H21NO4
    Molecular Weight:
    351.4
  • 3-Chloro-L-tyrosine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    m-Chloro-L-Tyr-OH
    Catalog Number:
    05231
    CAS Number:
    7423-93-0
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00045865
    Molecular Formula:
    C9H10NO3Cl
    Molecular Weight:
    215.69
  • Nα-Fmoc-Nδ-allyloxycarbonyl-L-ornithine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-Orn(Aloc)-OH
    Catalog Number:
    04994
    CAS Number:
    147290-11-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00798637
    Molecular Formula:
    C24H26N2O6
    Molecular Weight:
    438.5
  • Nα-Fmoc-Nε-biotinyl-L-lysine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-Lys(biotinyl)-OH
    Catalog Number:
    04988
    CAS Number:
    146987-10-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00270741
    Molecular Formula:
    C31H38N4O6S
    Molecular Weight:
    594.7
  • Fmoc-2-aminoindane-2-carboxylic acid

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    Fmoc-Aic-OH
    Catalog Number:
    04958
    CAS Number:
    135944-07-9
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00800588
    Molecular Formula:
    C25H21NO4
    Molecular Weight:
    399.45
  • 2-Chloro-1-methylpyridinium iodide

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Mukaiyama's reagent
    Catalog Number:
    04881
    CAS Number:
    14338-32-0
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00011984
    Molecular Formula:
    C6H7NClI
    Molecular Weight:
    255.49
  • L-Leucine allyl ester 4-toluenesulfonate salt

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    L-Leu-OAll·TosOH
    Catalog Number:
    04438
    CAS Number:
    88224-03-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00043312
    Molecular Formula:
    C9H17NO2·C7H8O3S
    Molecular Weight:
    344.65
  • Nα-Acetyl-L-lysine methyl amide

    Purity:
    ≥ 99% (TLC)
    Synonym:
    Ac-L-Lys-NHMe
    Catalog Number:
    04370
    CAS Number:
    6367-10-8
    Purity Limit:
    ≥ 99% (TLC)
    MDL NO:
    MFCD00044694
    Molecular Formula:
    C9H19N3O2
    Molecular Weight:
    201.27
  • Catalog Number:
    04232
    MDL NO:
    MFCD00801575
    Molecular Weight:
    0.0
  • Fmoc-3,4-difluoro-L-phenylalanine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-Phe(3,4-DiF)-OH
    Catalog Number:
    04121
    CAS Number:
    198560-43-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00672550
    Molecular Formula:
    C24H19F2NO4
    Molecular Weight:
    423.4
  • Fmoc-4-bromo-L-phenylalanine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-Phe(4-Br)-OH
    Catalog Number:
    04090
    CAS Number:
    198561-04-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00273460
    Molecular Formula:
    C24H20BrNO4
    Molecular Weight:
    466.3
  • Nα-Boc-Nδ-trityl-L-glutamine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-L-Gln(Trt)-OH
    Catalog Number:
    03790
    CAS Number:
    132388-69-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00153305
    Molecular Formula:
    C29H32N2O5
    Molecular Weight:
    488.6
  • Fmoc-L-phenylglycine

    Purity:
    ≥ 99% (Assay)
    Synonym:
    Fmoc-L-Phg-OH
    Catalog Number:
    03732
    CAS Number:
    102410-65-1
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD00155632
    Molecular Formula:
    C23H19NO4
    Molecular Weight:
    373.4
  • Fmoc-L-methionine sulfone

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-Met(O2)-OH
    Catalog Number:
    03725
    CAS Number:
    163437-14-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00153361
    Molecular Formula:
    C20H21NO6S
    Molecular Weight:
    403.5
  • Nα-1-(4,4-dimethyl-2,6-dioxocyclohex-1-ylidene)ethyl-Nε-Fmoc-L-lysine · solvate

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Dde-L-Lys(Fmoc)-OH · solvate
    Catalog Number:
    03722
    CAS Number:
    156648-40-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00467662
    Molecular Formula:
    C31H36N2O6
    Molecular Weight:
    532.58
  • Catalog Number:
    03480
    MDL NO:
    MFCD00801414
    Molecular Weight:
    0.0
  • Ala-Ala-OH

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    L-Alanyl-L-alanine
    Catalog Number:
    03273
    CAS Number:
    1948-31-8
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD28515397
    Molecular Formula:
    C6H12N2O3
    Molecular Weight:
    160.17
  • Catalog Number:
    03249
    CAS Number:
    126828-35-1, 145069-56-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00153509
    Molecular Formula:
    C32H29NO7
    Molecular Weight:
    539.58
  • L-Phenylalanine tert-butyl ester hydrochloride

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    L-Phe-OtBu·HCl
    Catalog Number:
    03118
    CAS Number:
    15100-75-1
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00038894
    Molecular Formula:
    C13H19NO2·HCl
    Molecular Weight:
    257.8
  • Na-Benzoyl-L-arginine methyl ester hydrochloride

    Purity:
    ≥ 96% (HPLC)
    Synonym:
    Bz-L-Arg-OMe·HCl
    Catalog Number:
    03032
    CAS Number:
    1784-04-9
    Purity Limit:
    ≥ 96% (HPLC)
    MDL NO:
    MFCD00038945
    Molecular Formula:
    C14H20N4O3·Cl
    Molecular Weight:
    328.8
  • Fmoc-L-octahydroindole-2-carboxylic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-Oic-OH
    Catalog Number:
    02718
    CAS Number:
    130309-37-4
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD09750487
    Molecular Formula:
    C24H25NO4
    Molecular Weight:
    391.5
  • Nα-Boc-Nε-biotinyl-L-lysine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-L-Lys(biotinyl)-OH
    Catalog Number:
    02709
    CAS Number:
    62062-43-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00133628
    Molecular Formula:
    C21H36N4O6S
    Molecular Weight:
    472.59
  • Fmoc-N-methyl-D-valine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-N-Me-D-Val-OH
    Catalog Number:
    02682
    CAS Number:
    103478-58-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00153396
    Molecular Formula:
    C21H23NO4
    Molecular Weight:
    353.4
  • Acetyl-glycine N-hydroxysuccinimide ester

    Purity:
    ≥ 98% (NMR)
    Synonym:
    Ac-Gly-OSu
    Catalog Number:
    02612
    CAS Number:
    24715-24-0
    Purity Limit:
    ≥ 98% (NMR)
    MDL NO:
    MFCD00153382
    Molecular Formula:
    C8H10N2O5
    Molecular Weight:
    214.2
  • Fmoc-(3R)-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-D-Tic-OH
    Catalog Number:
    02602
    CAS Number:
    130309-33-0
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00144345
    Molecular Formula:
    C25H21NO4
    Molecular Weight:
    399.4
  • Nα-Fmoc-Nε-acetyl-L-lysine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-Lys(Ac)-OH
    Catalog Number:
    02430
    CAS Number:
    159766-56-0
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00077409
    Molecular Formula:
    C23H26N2O5
    Molecular Weight:
    410.5
  • Nα-Fmoc-Nω-(2,2,5,7,8-pentamethylchroman-6-sulfonyl)-L-arginine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-Arg(Pmc)-OH
    Catalog Number:
    02379
    CAS Number:
    119831-72-0
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00065618
    Molecular Formula:
    C35H42N4O7S
    Molecular Weight:
    662.8
  • 4-Nitrophenol

    Hazmat
    Purity:
    ≥ 99% (assay)
    Synonym:
    HONP
    Hazmat
    Catalog Number:
    02340
    CAS Number:
    100-02-7
    Purity Limit:
    ≥ 99% (assay)
    MDL NO:
    MFCD00007331
    Molecular Formula:
    C6H5NO3
    Molecular Weight:
    139.11