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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.

  • 4-tert-Butyl-D-phenylalanine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    D-Phe(4-tBu)-OH
    Catalog Number:
    07024
    CAS Number:
    274262-82-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD02259529
    Molecular Formula:
    C13H19NO2
    Molecular Weight:
    221.34
  • DL-Homoproline

    Purity:
    ≥ 98% (Assay)
    Synonym:
    DL-HomoPro-OH
    Catalog Number:
    07064
    CAS Number:
    535-75-1
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD00064347
    Molecular Formula:
    C6H11NO2
    Molecular Weight:
    129.14
  • Nα-Z-Nβ-Boc-D-2,3-diaminopropionic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Z-D-Dap(Boc)-OH
    Catalog Number:
    07097
    CAS Number:
    62234-36-0
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD01318749
    Molecular Formula:
    C16H22N2O6
    Molecular Weight:
    338.4
  • Z-(4-tert-butyloxycarbonyl)-L-phenylalanine

    Purity:
    ≥ 99% (Assay)
    Synonym:
    Z-L-Phe(4-COOtBu)-OH
    Catalog Number:
    07094
    CAS Number:
    270567-85-6
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD01318753
    Molecular Formula:
    ≥ 99% (Assay)
    Molecular Weight:
    399.34
  • Di-n-propylglycine

    Synonym:
    Dpg-OH
    Catalog Number:
    07127
    CAS Number:
    2566-31-6
    MDL NO:
    MFCD02092972
    Molecular Formula:
    C8H17NO2
    Molecular Weight:
    159.2
  • (R,S)-1,3-Dihydro-2H-isoindole carboxylic acid hydrochloride salt

    Purity:
    ≥ 97.0% (Assay)
    Synonym:
    DL-Disc-OH·HCl
    Catalog Number:
    07177
    CAS Number:
    66938-02-1
    Purity Limit:
    ≥ 97.0% (Assay)
    MDL NO:
    MFCD01318494
    Molecular Formula:
    C9H9NO2·HCl
    Molecular Weight:
    199.65
  • L-Cyclopentylglycine

    Purity:
    ≥ 99% (Assay)
    Synonym:
    Gly(cyclopentyl)-OH
    Catalog Number:
    07174
    CAS Number:
    2521-84-8
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD03788076
    Molecular Formula:
    C7H13NO2
    Molecular Weight:
    143.1
  • 4-tert-Butyl-L-phenylalanine

    Purity:
    ≥ 98% (HPLC, Chiral purity)
    Synonym:
    L-Phe(4-tBu)-OH
    Catalog Number:
    07023
    CAS Number:
    82372-74-5
    Purity Limit:
    ≥ 98% (HPLC, Chiral purity)
    MDL NO:
    MFCD02259528
    Molecular Formula:
    C13H19NO2
    Molecular Weight:
    221.34
  • 4-Carboxy-L-phenylalanine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    L-Phe(4-COOH)-OH
    Catalog Number:
    07030
    CAS Number:
    126109-42-0
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD01318768
    Molecular Formula:
    C10H11NO4
    Molecular Weight:
    209.46
  • 3-(3'-Pyridyl)-DL-alanine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    DL-Ala(3'-pyridyl)-OH
    Catalog Number:
    07082
    CAS Number:
    17470-24-5
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD02259525
    Molecular Formula:
    C8H10N2O2
    Molecular Weight:
    166.17
  • 3-(2-Naphthyl)-L-alanine benzyl ester 4-toluenesulfonate salt

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    L-Ala(2-naphthyl)-OBzl·TosOH
    Catalog Number:
    07080
    CAS Number:
    126829-54-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD02259526
    Molecular Formula:
    C20H19NO2·C7H8O3S
    Molecular Weight:
    477.58
  • 4-Methyl-D-phenylalanine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    D-Phe(4-Me)-OH
    Catalog Number:
    07070
    CAS Number:
    49759-61-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00152137
    Molecular Formula:
    C10H13NO2
    Molecular Weight:
    179.23
  • 4-Piperidino-L-proline hydrochloride

    Purity:
    99%
    Synonym:
    (4-Piperidino)-L-Pro-OH·HCl
    Catalog Number:
    07189
    Purity Limit:
    99%
    MDL NO:
    MFCD19444036
    Molecular Formula:
    C15H18N2O2·HCl
    Molecular Weight:
    234.76
  • 3,4-Dehydro-L-proline amide hydrochloride

    Purity:
    ≥ 98%
    Synonym:
    3,4-Dehydro-L-Pro-NH2·HCl
    Catalog Number:
    07037
    CAS Number:
    64869-59-6
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD00039000
    Molecular Formula:
    C5H8N2O·HCl
    Molecular Weight:
    148.54
  • Fmoc-1-aminocyclohexane carboxylic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-homocycloleucine
    Catalog Number:
    07000
    CAS Number:
    162648-54-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00273464
    Molecular Formula:
    C22H23NO4
    Molecular Weight:
    365.4
  • Nα-Acetyl-5-methyl-DL-tryptophan

    Purity:
    ≥ 99% (TLC)
    Synonym:
    Ac-DL-Trp(5-Me)-OH
    Catalog Number:
    06999
    CAS Number:
    71953-90-7
    Purity Limit:
    ≥ 99% (TLC)
    MDL NO:
    MFCD00055984
    Molecular Formula:
    C14H16N2O3
    Molecular Weight:
    260.32
  • Acetyl-S-farnesyl-L-cysteine methyl ester

    Synonym:
    Ac-L-Cys(farnesyl)-OMe
    Catalog Number:
    06996
    CAS Number:
    135304-08-4
    MDL NO:
    MFCD00236994
    Molecular Formula:
    C21H35NO3S
    Molecular Weight:
    381.58
  • Ac-4,5-dehydro-L-leucine

    Purity:
    ≥ 99% (TLC)
    Synonym:
    Ac-4,5-dehydro-L-Leu-OH
    Catalog Number:
    06997
    CAS Number:
    88547-24-4
    Purity Limit:
    ≥ 99% (TLC)
    MDL NO:
    MFCD00237465
    Molecular Formula:
    C8H13NO3
    Molecular Weight:
    171.2
  • Acetyl-S-farnesyl-L-cysteine

    Purity:
    ≥ 95% (NMR)
    Synonym:
    Ac-L-Cys(Farnesyl)-OH
    Catalog Number:
    06995
    CAS Number:
    135304-07-3
    Purity Limit:
    ≥ 95% (NMR)
    MDL NO:
    MFCD00871540
    Molecular Formula:
    C20H33NO3S
    Molecular Weight:
    367.55
  • 3-(4'-Pyridyl)-D-alanine

    Purity:
    ≥ 98%
    Synonym:
    D-Ala(4'-pyridyl)-OH
    Catalog Number:
    06925
    CAS Number:
    37535-50-5
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD01860874
    Molecular Formula:
    C8H10N2O2
    Molecular Weight:
    166.17
  • β-Cyclohexyl-D-alanine methyl ester hydrochloride

    Purity:
    ≥ 99% (Chiral purity)
    Synonym:
    D-Cha-OMe·HCl
    Catalog Number:
    06931
    CAS Number:
    144644-00-8
    Purity Limit:
    ≥ 99% (Chiral purity)
    MDL NO:
    MFCD00797542
    Molecular Formula:
    C10H19NO2·HCl
    Molecular Weight:
    221.7
  • 5-Aminovaleric acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    5-Ava-OH
    Catalog Number:
    06917
    CAS Number:
    660-88-8
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00008232
    Molecular Formula:
    C5H11NO2
    Molecular Weight:
    117.15
  • 3-(4'-Pyridyl)-L-alanine

    Purity:
    ≥ 98% (NMR)
    Synonym:
    L-Ala(4'-pyridyl)-OH
    Catalog Number:
    06924
    CAS Number:
    37535-49-2
    Purity Limit:
    ≥ 98% (NMR)
    MDL NO:
    MFCD01860883
    Molecular Formula:
    C8H10N2O2
    Molecular Weight:
    166.17
  • Nα-Boc-D-tryptophan N-hydroxysuccinimide ester

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-D-Trp-OSu
    Catalog Number:
    06920
    CAS Number:
    22220-11-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD02092969
    Molecular Formula:
    C20H23N3O6
    Molecular Weight:
    401.42
  • DL-Nipecotic acid

    Purity:
    ≥ 98.5% (by perchloric acid ), ≥ 98.5% (by NaOH)
    Synonym:
    DL-Nip-OH
    Catalog Number:
    06902
    CAS Number:
    498-95-3
    Purity Limit:
    ≥ 98.5% (by perchloric acid ), ≥ 98.5% (by NaOH)
    MDL NO:
    MFCD00005992
    Molecular Formula:
    C6H11NO2
    Molecular Weight:
    129.16
  • 1-Aminocyclohexane carboxylic acid

    Purity:
    ≥ 98% (Titration)
    Synonym:
    Homocycoleucine
    Catalog Number:
    06858
    CAS Number:
    2756-85-6
    Purity Limit:
    ≥ 98% (Titration)
    MDL NO:
    MFCD00001487
    Molecular Formula:
    C7H13NO2
    Molecular Weight:
    143.19
  • Iminodiacetic acid

    Purity:
    ≥ 98.5% (Assay by titration)
    Synonym:
    Dimethylamine dicarboxylic acid
    Catalog Number:
    06898
    CAS Number:
    142-73-4
    Purity Limit:
    ≥ 98.5% (Assay by titration)
    MDL NO:
    MFCD00004280
    Molecular Formula:
    C4H7NO4
    Molecular Weight:
    133.1
  • Isonipecotic acid

    Purity:
    ≥ 99% (Titration)
    Synonym:
    Inp-OH
    Catalog Number:
    06897
    CAS Number:
    498-94-2
    Purity Limit:
    ≥ 99% (Titration)
    MDL NO:
    MFCD00006004
    Molecular Formula:
    C6H11NO2
    Molecular Weight:
    129.16
  • S-4-Methoxybenzyl-D-penicillamine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    D-Pen(pMeOBzl)-OH
    Catalog Number:
    06854
    CAS Number:
    53599-14-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD03788058
    Molecular Formula:
    C13H19NO3S
    Molecular Weight:
    269.34
  • 3-Aminobenzoic acid

    Purity:
    ≥ 98.5% (assay)
    Synonym:
    3-Abz-OH
    Catalog Number:
    06887
    CAS Number:
    99-05-8
    Purity Limit:
    ≥ 98.5% (assay)
    MDL NO:
    MFCD00007795
    Molecular Formula:
    C7H7NO2
    Molecular Weight:
    137.14
  • S-4-Methylbenzyl-L-penicillamine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    L-Pen(pMeBzl)-OH
    Catalog Number:
    06852
    CAS Number:
    1039102-11-8
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD03788056
    Molecular Formula:
    C13H19NO2S
    Molecular Weight:
    253.2
  • S-4-Methylbenzyl-D-penicillamine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    D-Pen(pMeBzl)-OH
    Catalog Number:
    06853
    CAS Number:
    1330286-51-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD03788057
    Molecular Formula:
    C13H19NO2S
    Molecular Weight:
    253.2
  • Catalog Number:
    06793
    MDL NO:
    MFCD03792270
    Molecular Weight:
    0.0
  • O-2,6-Dichlorobenzyl-D-tyrosine

    Synonym:
    D-Tyr(2,6-diClBzl)-OH
    Catalog Number:
    06787
    CAS Number:
    877932-39-3
    MDL NO:
    MFCD03788051
    Molecular Formula:
    C16H15Cl2NO3
    Molecular Weight:
    340.3
  • Catalog Number:
    06804
    MDL NO:
    MFCD03792296
    Molecular Weight:
    0.0
  • Catalog Number:
    06789
    MDL NO:
    MFCD03792260
    Molecular Weight:
    0.0
  • Methoxycarbonyl-glycine

    Purity:
    ≥ 99% (Assay, dried basis)
    Synonym:
    Methoxycarbonyl-Gly-OH
    Catalog Number:
    06723
    CAS Number:
    1670-97-9
    Purity Limit:
    ≥ 99% (Assay, dried basis)
    MDL NO:
    MFCD00270561
    Molecular Formula:
    C2H7NO4
    Molecular Weight:
    133.1
  • Boc-O-methyl-L-tyrosine methyl ester

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-L-Tyr(Me)-OMe
    Catalog Number:
    06777
    CAS Number:
    94790-24-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD03788050
    Molecular Formula:
    C16H23NO5
    Molecular Weight:
    309.32
  • Catalog Number:
    06798
    MDL NO:
    MFCD00801264
    Molecular Weight:
    0.0
  • Z-L-aspartic acid β-cyclohexyl ester

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Z-L-Asp(OcHex)-OH
    Catalog Number:
    06757
    CAS Number:
    211797-21-6
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00191068
    Molecular Formula:
    C18H23NO6
    Molecular Weight:
    349.35
  • Nδ-Phthaloyl-L-ornithine hydrochloride

    Purity:
    ≥ 98% (TLC)
    Synonym:
    L-Orn(Pht)-OH·HCl
    Catalog Number:
    06720
    CAS Number:
    10009-97-9
    Purity Limit:
    ≥ 98% (TLC)
    MDL NO:
    MFCD00190989
    Molecular Formula:
    C13H14N2O4·HCl
    Molecular Weight:
    298.78
  • Formyl-L-phenylalanine

    Purity:
    ≥ 99% (TLC)
    Synonym:
    For-L-Phe-OH
    Catalog Number:
    06734
    CAS Number:
    13200-85-6
    Purity Limit:
    ≥ 99% (TLC)
    MDL NO:
    MFCD00021030
    Molecular Formula:
    C10H11NO3
    Molecular Weight:
    193.22
  • Z-L-pyroglutamic acid dicyclohexylammonium salt

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Z-L-Pyr-OH·DCHA
    Catalog Number:
    06755
    CAS Number:
    38596-35-9
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD03788049
    Molecular Formula:
    C13H13NO5·C12H23N
    Molecular Weight:
    444.53
  • Boc-L-threonine hydrazide

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    Boc-L-Thr-NHNH2
    Catalog Number:
    06705
    CAS Number:
    69568-63-4
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00190834
    Molecular Formula:
    C9H19N3O4
    Molecular Weight:
    233.34
  • trans-L-4-Hydroxyproline ethyl ester hydrochloride

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    L-Hyp-OEt·HCl
    Catalog Number:
    06693
    CAS Number:
    33996-30-4
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00040589
    Molecular Formula:
    C7H13NO3·HCl
    Molecular Weight:
    195.62
  • Z-L-aspartic acid dibenzyl ester

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Z-L-Asp(OBzl)-OBzl
    Catalog Number:
    06714
    CAS Number:
    5241-60-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00056753
    Molecular Formula:
    C26H25NO6
    Molecular Weight:
    447.48
  • O-Acetyl-L-tyrosine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    L-Tyr(Ac)-OH
    Catalog Number:
    06703
    CAS Number:
    6636-22-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01075700
    Molecular Formula:
    C11H13NO4
    Molecular Weight:
    223.22
  • Nα-Acetyl-L-asparagine

    Purity:
    ≥ 99.7% (Assay, Chiral purity)
    Synonym:
    Ac-L-Asn-OH
    Catalog Number:
    06704
    CAS Number:
    4033-40-3
    Purity Limit:
    ≥ 99.7% (Assay, Chiral purity)
    MDL NO:
    MFCD00066023
    Molecular Formula:
    C6H10N2O4
    Molecular Weight:
    174.16
  • Acetyl-D-tyrosine methyl ester

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Ac-D-Tyr-OMe
    Catalog Number:
    06696
    CAS Number:
    65160-71-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01632092
    Molecular Formula:
    C12H15NO4
    Molecular Weight:
    237.3
  • Benzyl-N-methyl-L-alanine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Bzl-N-Me-L-Ala-OH
    Catalog Number:
    06729
    CAS Number:
    63238-82-4
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01632093
    Molecular Formula:
    C11H15NO2
    Molecular Weight:
    193.25