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Peptide Chemistry

Peptide Chemistry

621
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.

  • Nε-Z-L-lysine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    L-Lys(Z)-OH
    Catalog Number:
    02210
    CAS Number:
    1155-64-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00002638
    Molecular Formula:
    C14H20N2O4
    Molecular Weight:
    280.3
  • Z-glycine

    Purity:
    ≥ 99%
    Synonym:
    Z-Gly-OH
    Catalog Number:
    02170
    CAS Number:
    1138-80-3
    Purity Limit:
    ≥ 99%
    MDL NO:
    MFCD00002691
    Molecular Formula:
    C10H11NO4
    Molecular Weight:
    209.2
  • Z-S-4-methoxybenzyl-L-cysteine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Z-L-Cys(pMeOBzl)-OH
    Catalog Number:
    02154
    CAS Number:
    3081-32-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00077012
    Molecular Formula:
    C19H21NO5S
    Molecular Weight:
    375.3
  • Z-L-alanine

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    Z-L-Ala-OH
    Catalog Number:
    02117
    CAS Number:
    1142-20-7
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD00002640
    Molecular Formula:
    C11H13NO4
    Molecular Weight:
    223.2
  • Nα-Z-Nω-nitro-L-arginine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Z-L-Arg(NO2)-OH
    Catalog Number:
    02133
    CAS Number:
    2304-98-5
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00038092
    Molecular Formula:
    C14H19N5O6
    Molecular Weight:
    353.3
  • Nα-Z-L-asparagine

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    Z-L-Asn-OH
    Catalog Number:
    02143
    CAS Number:
    2304-96-3
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00008035
    Molecular Formula:
    C12H14N2O5
    Molecular Weight:
    266.3
  • Nα,ε-Bis-Boc-L-lysine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-L-Lys(Boc)-OH
    Catalog Number:
    01965
    CAS Number:
    2483-46-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00038515
    Molecular Formula:
    C16H30N2O6
    Molecular Weight:
    346.4
  • Nα-Fmoc-Nim-benzyl-L-histidine

    Purity:
    ≥ 99% (HPLC, TLC)
    Synonym:
    Fmoc-L-His(Bzl)-OH
    Catalog Number:
    01956
    CAS Number:
    84030-19-3
    Purity Limit:
    ≥ 99% (HPLC, TLC)
    MDL NO:
    MFCD00038537
    Molecular Formula:
    C28H25N3O4
    Molecular Weight:
    467.5
  • Catalog Number:
    01937
    MDL NO:
    MFCD28053619
    Molecular Weight:
    0.0
  • Catalog Number:
    01929
    CAS Number:
    201058-08-4
    MDL NO:
    MFCD00131778
    Molecular Weight:
    0.0
  • Catalog Number:
    01906
    MDL NO:
    MFCD00801229
    Molecular Weight:
    0.0
  • Catalog Number:
    01912
    MDL NO:
    MFCD00801263
    Molecular Weight:
    0.0
  • Catalog Number:
    01903
    MDL NO:
    MFCD00801224
    Molecular Weight:
    0.0
  • L-Valine methyl ester hydrochloride

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    L-Val-OMe·HCl
    Catalog Number:
    01826
    CAS Number:
    6306-52-1
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00012497
    Molecular Formula:
    C6H13NO2·HCl
    Molecular Weight:
    167.6
  • Catalog Number:
    01813
    CAS Number:
    55844-94-5
    MDL NO:
    MFCD00146406
    Molecular Weight:
    0.0
  • Fmoc-S-trityl-L-cysteine 4-alkoxybenzyl alcohol resin

    Synonym:
    Fmoc-L-Cys(Trt)-Wang resin
    Catalog Number:
    01701
    MDL NO:
    MFCD00801374
    Molecular Weight:
    0.0
  • L-Proline tert-butyl ester hydrochloride

    Purity:
    97.5 - 102.5% (Assay by titration)
    Synonym:
    L-Pro-OtBu·HCl
    Catalog Number:
    01699
    CAS Number:
    5497-76-7
    Purity Limit:
    97.5 - 102.5% (Assay by titration)
    MDL NO:
    MFCD00153459
    Molecular Formula:
    C9H17NO2·HCl
    Molecular Weight:
    207.7
  • L-Leucine methyl ester hydrochloride

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    L-Leu-OMe·HCl
    Catalog Number:
    01696
    CAS Number:
    7517-19-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00012494
    Molecular Formula:
    C7H15NO2·HCl
    Molecular Weight:
    181.7
  • L-Glutamic acid γ-tert-butyl ester

    Purity:
    ≥ 98% (Assay)
    Synonym:
    L-Glu(OtBu)-OH
    Catalog Number:
    01403
    CAS Number:
    2419-56-9
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD00038580
    Molecular Formula:
    C9H17NO4
    Molecular Weight:
    203.2
  • Boc-O-methyl-L-tyrosine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-L-Tyr(Me)-OH
    Catalog Number:
    01398
    CAS Number:
    53267-93-9
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00065603
    Molecular Formula:
    C15H21NO5
    Molecular Weight:
    295.3
  • Boc-O-tert-butyl-L-threonine

    Purity:
    ≥ 96% (HPLC)
    Synonym:
    Boc-L-Thr(tBu)-OH
    Catalog Number:
    01385
    CAS Number:
    13734-40-2
    Purity Limit:
    ≥ 96% (HPLC)
    MDL NO:
    MFCD00151115
    Molecular Formula:
    C13H25NO5
    Molecular Weight:
    275.3
  • Boc-O-benzyl-D-tyrosine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-D-Tyr(Bzl)-OH
    Catalog Number:
    01391
    CAS Number:
    63769-58-4
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00038249
    Molecular Formula:
    C21H25NO5
    Molecular Weight:
    371.4
  • Nα-Boc-D-tryptophan

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-D-Trp-OH
    Catalog Number:
    01387
    CAS Number:
    5241-64-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00037944
    Molecular Formula:
    C16H20N2O4
    Molecular Weight:
    304.3
  • Boc-sarcosine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-Sar-OH
    Catalog Number:
    01378
    CAS Number:
    13734-36-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00037795
    Molecular Formula:
    C8H15NO4
    Molecular Weight:
    189.21
  • Boc-L-norleucine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-L-Nle-OH
    Catalog Number:
    01370
    CAS Number:
    6404-28-0
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00037270
    Molecular Formula:
    C11H21NO4
    Molecular Weight:
    231.31
  • Boc-L-methionine sulfoxide

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-L-Met(O)-OH
    Catalog Number:
    01368
    CAS Number:
    34805-21-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00037172
    Molecular Formula:
    C10H19NO5S
    Molecular Weight:
    265.33
  • Boc-L-methionine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-L-Met-OH
    Catalog Number:
    01366
    CAS Number:
    2488-15-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00065586
    Molecular Formula:
    C10H19NO4S
    Molecular Weight:
    249.3
  • Nα-Boc-L-arginine hydrochloride hydrate

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-L-Arg-OH·HCl·H2O
    Catalog Number:
    01328
    CAS Number:
    35897-34-8
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00065552
    Molecular Formula:
    C11H22N4O4·HCl·H2O
    Molecular Weight:
    328.8
  • Nα,ε-Bis-Boc-L-lysine dicyclohexylammonium salt

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-L-Lys(Boc)-OH·DCHA
    Catalog Number:
    01363
    CAS Number:
    15098-69-8
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00038892
    Molecular Formula:
    C16H30N2O6·C12H23N
    Molecular Weight:
    527.7
  • Boc-6-aminohexanoic acid

    Purity:
    ≥ 98% (Assay)
    Synonym:
    Boc-6-aminocaproic acid
    Catalog Number:
    01327
    CAS Number:
    6404-29-1
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD00037798
    Molecular Formula:
    C11H21NO4
    Molecular Weight:
    231.3
  • Boc-β-cyclohexyl-L-alanine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-L-Cha-OH
    Catalog Number:
    01324
    CAS Number:
    37736-82-6
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00076896
    Molecular Formula:
    C14H25NO4
    Molecular Weight:
    271.2
  • Boc-S-trityl-L-cysteine

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    Boc-L-Cys(Trt)-OH
    Catalog Number:
    01343
    CAS Number:
    21947-98-8
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD00038251
    Molecular Formula:
    C27H29NO4S
    Molecular Weight:
    463.57
  • DL-Proline

    Purity:
    ≥ 98% (Assay)
    Synonym:
    DL-Pro-OH
    Catalog Number:
    01318
    CAS Number:
    609-36-9
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD00005250
    Molecular Formula:
    C5H9NO2
    Molecular Weight:
    115.14
  • Boc-L-histidine

    Purity:
    ≥ 99.5% (Chiral HPLC, HPLC)
    Synonym:
    Boc-L-His-OH
    Catalog Number:
    01355
    CAS Number:
    17791-52-5
    Purity Limit:
    ≥ 99.5% (Chiral HPLC, HPLC)
    MDL NO:
    MFCD00065576
    Molecular Formula:
    C11H17N3O4
    Molecular Weight:
    255.29
  • Hippuric acid

    Purity:
    ≥ 99% (Assay)
    Synonym:
    N-Benzoylglycine
    Catalog Number:
    01175
    CAS Number:
    495-69-2
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD00002692
    Molecular Formula:
    C9H9NO3
    Molecular Weight:
    179.18
  • 1H-1,2,4-Triazole

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Pyrrodiazole
    Catalog Number:
    00942
    CAS Number:
    288-88-0
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00005228
    Molecular Formula:
    C2H3N3
    Molecular Weight:
    69.07
  • Ethyl acetate

    Hazmat
    Purity:
    ≥ 99.7% (GC)
    Synonym:
    Acetic acid ethyl ester
    Hazmat
    Catalog Number:
    00757
    CAS Number:
    141-78-6
    Purity Limit:
    ≥ 99.7% (GC)
    MDL NO:
    MFCD00009171
    Molecular Formula:
    C4H8O2
    Molecular Weight:
    88.11
  • 2-Hydroxypyridine-N-oxide

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    1-Hydroxy-2(1H)pyridinone
    Catalog Number:
    00785
    CAS Number:
    13161-30-3
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00006195
    Molecular Formula:
    C5H5NO2
    Molecular Weight:
    111.1
  • DL-Phenylalanine

    Grade:
    meets FCC specifications
    Purity:
    98.5 - 101.5% (Assay by titration)
    Synonym:
    DL-Phe-OH
    Catalog Number:
    00710
    Grade:
    meets FCC specifications
    CAS Number:
    150-30-1
    Purity Limit:
    98.5 - 101.5% (Assay by titration)
    MDL NO:
    MFCD00064225
    Molecular Formula:
    C9H11NO2
    Molecular Weight:
    165.2
  • Pentafluorophenol

    Purity:
    ≥ 99.5% (GC)
    Synonym:
    2,3,4,5,6-Pentafluorophenol
    Catalog Number:
    00536
    CAS Number:
    771-61-9
    Purity Limit:
    ≥ 99.5% (GC)
    MDL NO:
    MFCD00002156
    Molecular Formula:
    C6HF5O
    Molecular Weight:
    184.06
  • Catalog Number:
    00447
    CAS Number:
    55844-94-5
    MDL NO:
    MFCD00146406
    Molecular Weight:
    0.0
  • O-tert-Butyl-L-serine

    Purity:
    ≥ 99% (HPLC, Chiral purity)
    Synonym:
    L-Ser(tBu)-OH
    Catalog Number:
    00429
    CAS Number:
    18822-58-7
    Purity Limit:
    ≥ 99% (HPLC, Chiral purity)
    MDL NO:
    MFCD00066088
    Molecular Formula:
    C7H15NO3
    Molecular Weight:
    161.2
  • L-Aspartic acid β-tert-butyl ester

    Purity:
    ≥ 98% (Assay)
    Synonym:
    L-Aspartic acid β-tert-butyl ester
    Catalog Number:
    00430
    CAS Number:
    3057-74-7
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD00038577
    Molecular Formula:
    C8H15NO4
    Molecular Weight:
    189.2
  • O-tert-Butyl-L-threonine

    Purity:
    ≥ 99% (TLC)
    Synonym:
    L-Thr(tBu)-OH
    Catalog Number:
    00427
    CAS Number:
    4378-13-6
    Purity Limit:
    ≥ 99% (TLC)
    MDL NO:
    MFCD00037766
    Molecular Formula:
    C8H17NO3
    Molecular Weight:
    175.2
  • D-Lysine hydrochloride

    Purity:
    ≥ 99% (Assay)
    Synonym:
    D-Lys-OH·HCl
    Catalog Number:
    00204
    CAS Number:
    7274-88-6
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD00012920
    Molecular Formula:
    C6H14N2O2·HCl
    Molecular Weight:
    182.66
  • 4-Nitrophenyl-β-D-galactopyranoside

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    4-Nitrophenyl-β-D-galactoside
    Catalog Number:
    00226
    CAS Number:
    3150-24-1
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00063256
    Molecular Formula:
    C12H15NO8
    Molecular Weight:
    301.3
  • L-Norleucine

    Purity:
    ≥ 99% (Assay)
    Synonym:
    L-Nle-OH
    Catalog Number:
    00353
    CAS Number:
    327-57-1
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD00064423
    Molecular Formula:
    C6H13NO2
    Molecular Weight:
    131.18
  • D-Arginine hydrochloride

    Purity:
    ≥ 99%
    Synonym:
    D-Arg-OH·HCl
    Catalog Number:
    00330
    CAS Number:
    627-75-8
    Purity Limit:
    ≥ 99%
    MDL NO:
    MFCD00012620
    Molecular Formula:
    C6H14N4O2·HCl
    Molecular Weight:
    210.66
  • Nα-Fmoc-L-asparagine

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    Fmoc-L-Asn-OH
    Catalog Number:
    00228
    CAS Number:
    71989-16-7
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD00037132
    Molecular Formula:
    C19H18N2O5
    Molecular Weight:
    354.4
  • L-Serine methyl ester hydrochloride

    Purity:
    ≥ 99.9% (titration)
    Synonym:
    L-Ser-OMe·HCl
    Catalog Number:
    00261
    CAS Number:
    5680-80-8
    Purity Limit:
    ≥ 99.9% (titration)
    MDL NO:
    MFCD00063680
    Molecular Formula:
    C4H9O3N·HCl
    Molecular Weight:
    155.58