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Peptide Chemistry

Peptide Chemistry

6121
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.

  • Nα-Fmoc-Nε-(Boc-2-aminobenzoyl)-L-lysine

    Purity:
    ≥ 99% (Chiral HPLC)
    Synonym:
    Fmoc-ablysin(Boc)-OH
    Catalog Number:
    06915
    CAS Number:
    159322-59-5
    Purity Limit:
    ≥ 99% (Chiral HPLC)
    MDL NO:
    MFCD01318747
    Molecular Formula:
    C33H37N3O7
    Molecular Weight:
    587.67
  • 11-Aminoundecanoic acid

    Purity:
    ≥ 99% (Titration)
    Synonym:
    ω-Aminoundecanoic acid
    Catalog Number:
    06916
    CAS Number:
    2432-99-7
    Purity Limit:
    ≥ 99% (Titration)
    MDL NO:
    MFCD00008150
    Molecular Formula:
    C11H23NO2
    Molecular Weight:
    201.31
  • 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
  • DL-Norvaline

    Purity:
    ≥ 99.5% (HPLC)
    Synonym:
    DL-Nva-OH
    Catalog Number:
    06818
    CAS Number:
    760-78-1
    Purity Limit:
    ≥ 99.5% (HPLC)
    MDL NO:
    MFCD00064420
    Molecular Formula:
    C5H11NO2
    Molecular Weight:
    117.1
  • 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
  • Fmoc-S-acetamidomethyl-L-homocysteine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-HomoCys(Acm)-OH
    Catalog Number:
    06816
    CAS Number:
    150281-21-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD03788052
    Molecular Formula:
    C22H24N2O5S
    Molecular Weight:
    428.5
  • 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:
    06803
    MDL NO:
    MFCD03792294
    Molecular Weight:
    0.0
  • 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
  • Boc-D-serine methyl ester

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-D-Ser-OMe
    Catalog Number:
    06701
    CAS Number:
    95715-85-8
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00270516
    Molecular Formula:
    C9H17NO5
    Molecular Weight:
    219.24
  • Ethyl 1-aminocyclopropanecarboxylate hydrochloride

    Purity:
    ≥ 99% (Assay)
    Synonym:
    Acpc-OEt·HCl
    Catalog Number:
    06699
    CAS Number:
    42303-42-4
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD00190747
    Molecular Formula:
    C6H11NO2·HCl
    Molecular Weight:
    165.62
  • Nα-Z-Nε-trifluoroacetyl-L-lysine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Z-L-Lys(Tfa)-OH
    Catalog Number:
    06676
    CAS Number:
    14905-30-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00270524
    Molecular Formula:
    C16H19N2O5F3
    Molecular Weight:
    376.31
  • L-Phenylalanine hydrazide

    Purity:
    ≥ 98% (Assay by Titration)
    Synonym:
    L-Phe-NHNH2
    Catalog Number:
    06681
    CAS Number:
    52386-52-4
    Purity Limit:
    ≥ 98% (Assay by Titration)
    MDL NO:
    MFCD00190981
    Molecular Formula:
    C9H13N3O
    Molecular Weight:
    179.22
  • L-Leucine 4-nitrophenyl ester hydrochloride

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    L-Leu-ONp·HCl
    Catalog Number:
    06640
    CAS Number:
    71989-25-8
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00270558
    Molecular Formula:
    C12H16N2O4·HCl
    Molecular Weight:
    288.68
  • Nα-Boc-Nε-Z-L-lysine methyl ester

    Purity:
    ≥ 98% (TLC)
    Synonym:
    Boc-L-Lys(Z)-OMe
    Catalog Number:
    06653
    CAS Number:
    73548-77-3
    Purity Limit:
    ≥ 98% (TLC)
    MDL NO:
    MFCD03788041
    Molecular Formula:
    C20H30N2O6
    Molecular Weight:
    394.46
  • Phthaloyl-L-isoleucine

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    Pht-L-Ile-OH
    Catalog Number:
    06668
    CAS Number:
    29588-88-3
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00190998
    Molecular Formula:
    C14H15NO4
    Molecular Weight:
    261.27
  • Z-glycinol

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    2-(Z-amino)ethanol
    Catalog Number:
    06685
    CAS Number:
    77987-49-6
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00191060
    Molecular Formula:
    C10H13NO3
    Molecular Weight:
    195.18
  • Pyroglutaminol

    Purity:
    ≥ 98% (Assay)
    Synonym:
    (S)-5-(Hydroxymethyl)-2-pyrrolidinone
    Catalog Number:
    06624
    CAS Number:
    17342-08-4
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD00077792
    Molecular Formula:
    C5H9NO2
    Molecular Weight:
    115.12
  • Boc-glycine cesium salt

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-Gly-OCs salt
    Catalog Number:
    06645
    CAS Number:
    42538-64-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01862287
    Molecular Formula:
    C7H12NO4Cs
    Molecular Weight:
    307.09
  • L-Serine ethyl ester hydrochloride

    Purity:
    ≥ 99.5% (Chiral purity)
    Synonym:
    L-Ser-OEt·HCl
    Catalog Number:
    06691
    CAS Number:
    26348-61-8
    Purity Limit:
    ≥ 99.5% (Chiral purity)
    MDL NO:
    MFCD00012594
    Molecular Formula:
    C5H11O3N·HCl
    Molecular Weight:
    169.62
  • Z-L-alaninol

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Z-L-Ala-ol
    Catalog Number:
    06677
    CAS Number:
    66674-16-6
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00672530
    Molecular Formula:
    C11H15NO3
    Molecular Weight:
    209.21
  • Boc-Asp(OBzl)-Phe-OH

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-L-aspartic acid benzyl ester phenylalanine
    Catalog Number:
    06688
    CAS Number:
    68763-45-1
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00270492
    Molecular Formula:
    C25H30N2O7
    Molecular Weight:
    470.52
  • Z-L-Tyrosine tert-butyl ester hydrate

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Z-L-Tyr-OtBu·H2O
    Catalog Number:
    06672
    CAS Number:
    16881-33-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD01632090
    Molecular Formula:
    C21H25NO5·H2O
    Molecular Weight:
    389.44
  • Chloroacetyl-DL-serine

    Purity:
    ≥ 97% (titration)
    Synonym:
    ClAc-DL-Ser-OH
    Catalog Number:
    06657
    CAS Number:
    67206-28-4, 80174-65-8
    Purity Limit:
    ≥ 97% (titration)
    MDL NO:
    MFCD00020416
    Molecular Formula:
    C5H8NO4Cl
    Molecular Weight:
    181.53
  • Phthaloyl-L-alanine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Pht-L-Ala-OH
    Catalog Number:
    06667
    CAS Number:
    4192-28-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00190990
    Molecular Formula:
    C11H9NO4
    Molecular Weight:
    219.2
  • O-Methyl-L-prolinol

    Purity:
    ≥ 99% (Chiral purity)
    Synonym:
    L-Prolinol methyl ether
    Catalog Number:
    06620
    CAS Number:
    63126-47-6
    Purity Limit:
    ≥ 99% (Chiral purity)
    MDL NO:
    MFCD00010408
    Molecular Formula:
    C6H13NO
    Molecular Weight:
    115.14
  • Z-L-tyrosine methyl ester

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Z-L-Tyr-OMe
    Catalog Number:
    06674
    CAS Number:
    13512-31-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00038784
    Molecular Formula:
    C18H19NO5
    Molecular Weight:
    329.33
  • Boc-D-proline methyl ester

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-D-Pro-OMe
    Catalog Number:
    06651
    CAS Number:
    73323-65-6
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00190828
    Molecular Formula:
    C11H19NO4
    Molecular Weight:
    229.3
  • Nα-Fmoc-Nδ-Z-L-ornithine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-Orn(Z)-OH
    Catalog Number:
    06661
    CAS Number:
    138775-07-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00190893
    Molecular Formula:
    C28H28N2O6
    Molecular Weight:
    488.1