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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.

  • Boc-D-2-indanylgly-OH

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-D-β-indanylglycine
    Catalog Number:
    03825
    CAS Number:
    181227-48-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00671401
    Molecular Formula:
    C16H21NO4
    Molecular Weight:
    291.2
  • Nα-Boc-L-tryptophan 4-nitrophenyl ester

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-L-Trp-ONp
    Catalog Number:
    03815
    CAS Number:
    15160-31-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00022757
    Molecular Formula:
    C22H23N3O6
    Molecular Weight:
    425.4
  • Boc-L-valine N-methoxy-N-methyl amide

    Purity:
    ≥ 98% (HPLC, Chiral purity)
    Synonym:
    Boc-L-Val-N(OCH3)CH3
    Catalog Number:
    03821
    CAS Number:
    87694-52-8
    Purity Limit:
    ≥ 98% (HPLC, Chiral purity)
    MDL NO:
    MFCD00151897
    Molecular Formula:
    C12H24N2O4
    Molecular Weight:
    260.3
  • Nα-Boc-L-tryptophan N-methoxy-N-methyl amide

    Purity:
    ≥ 99% (Assay by titration, on dried basis)
    Synonym:
    Boc-L-Trp-N(OCH3)CH3
    Catalog Number:
    03816
    CAS Number:
    97530-05-7
    Purity Limit:
    ≥ 99% (Assay by titration, on dried basis)
    MDL NO:
    MFCD00153482
    Molecular Formula:
    C18H25N3O4
    Molecular Weight:
    347.4
  • Boc-N-methyl-D-valine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-N-Me-D-Val-OH
    Catalog Number:
    03822
    CAS Number:
    89536-85-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00076996
    Molecular Formula:
    C11H21NO4
    Molecular Weight:
    231.3
  • Boc-N-methyl-O-methyl-L-tyrosine dicyclohexylammonium salt

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-N-Me-L-Tyr(Me)-OH·DCHA
    Catalog Number:
    03820
    CAS Number:
    135103-27-4
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00153394
    Molecular Formula:
    C16H23NO5·C12H23N
    Molecular Weight:
    490.6
  • Boc-L-tyrosine N-hydroxysuccinimide ester

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-L-Tyr-OSu
    Catalog Number:
    03818
    CAS Number:
    20866-56-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00037910
    Molecular Formula:
    C18H22N2O7
    Molecular Weight:
    378.4
  • Boc-sarcosine N-hydroxysuccinimide ester

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-Sar-OSu
    Catalog Number:
    03812
    CAS Number:
    80621-90-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00153312
    Molecular Formula:
    C12H18N2O6
    Molecular Weight:
    286.3
  • Boc-D-threonine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-D-Thr-OH
    Catalog Number:
    03814
    CAS Number:
    55674-67-4
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00037807
    Molecular Formula:
    C9H17NO5
    Molecular Weight:
    219.2
  • Boc-L-phenylalanine 4-nitrophenyl ester

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    Boc-L-Phe-ONp
    Catalog Number:
    03807
    CAS Number:
    7535-56-0
    Purity Limit:
    ≥ 95% (HPLC)
    MDL NO:
    MFCD00042811
    Molecular Formula:
    C20H22N2O6
    Molecular Weight:
    386.4
  • Boc-D-proline N-hydroxysuccinimide ester

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-D-Pro-OSu
    Catalog Number:
    03811
    CAS Number:
    102185-34-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00069687
    Molecular Formula:
    C14H20N2O6
    Molecular Weight:
    312.3
  • Boc-(3S,4S-4-amino-3-hydroxy-5-cyclohexylpentanoic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-ACHPA-OH
    Catalog Number:
    03813
    CAS Number:
    98105-45-4
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00155624
    Molecular Formula:
    C16H29NO5
    Molecular Weight:
    315.4
  • Nα,ε-Bis-Boc-L-lysine N-hydroxysuccinimide ester

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-L-Lys(Boc)-OSu
    Catalog Number:
    03801
    CAS Number:
    30189-36-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00057898
    Molecular Formula:
    C20H33N3O8
    Molecular Weight:
    443.5
  • Boc-L-proline 4-nitrophenyl ester

    Purity:
    ≥ 99% (TLC)
    Synonym:
    Boc-L-Pro-ONp
    Catalog Number:
    03810
    CAS Number:
    28310-65-8
    Purity Limit:
    ≥ 99% (TLC)
    MDL NO:
    MFCD00037323
    Molecular Formula:
    C16H20N2O6
    Molecular Weight:
    336.3
  • Boc-N-methyl-D-phenylalanine dicyclohexylammonium salt

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-N-Me-D-Phe-OH·DCHA
    Catalog Number:
    03809
    CAS Number:
    102185-45-5
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00058079
    Molecular Formula:
    C15H21NO4·C12H23N
    Molecular Weight:
    460.7
  • Boc-L-glutamic acid α-amide

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-L-Glu-NH2
    Catalog Number:
    03785
    CAS Number:
    18800-74-3
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00070081
    Molecular Formula:
    C10H18N2O5
    Molecular Weight:
    246.26
  • Boc-L-methionine N-hydroxysuccinimide ester

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-L-Met-OSu
    Catalog Number:
    03803
    CAS Number:
    3845-64-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00042760
    Molecular Formula:
    C14H22N2O6S
    Molecular Weight:
    346.4
  • Boc-L-β-indanylglycine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-2-L-indanylgly-OH
    Catalog Number:
    03808
    CAS Number:
    181227-47-4
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00671384
    Molecular Formula:
    C16H21NO4
    Molecular Weight:
    291.2
  • Boc-L-homocitruline

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-L-HomoCit-OH
    Catalog Number:
    03797
    CAS Number:
    201418-83-9
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00151903
    Molecular Formula:
    C12H23N3O5
    Molecular Weight:
    289.3
  • Nα-Boc-Nε-trifluoroacetyl-L-lysine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-L-Lys(Tfa)-OH
    Catalog Number:
    03802
    CAS Number:
    16965-06-3
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00037104
    Molecular Formula:
    C13H21F3N2O5
    Molecular Weight:
    342.3
  • Boc-D-norvaline

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-D-Nva-OH
    Catalog Number:
    03805
    CAS Number:
    57521-85-4
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00155638
    Molecular Formula:
    C10H19NO4
    Molecular Weight:
    217.28
  • Nα-Boc-Nε-Z-L-lysine N-hydroxysuccinimide ester

    Purity:
    ≥ 96% (HPLC)
    Synonym:
    Boc-L-Lys(Z)-OSu
    Catalog Number:
    03800
    CAS Number:
    34404-36-9
    Purity Limit:
    ≥ 96% (HPLC)
    MDL NO:
    MFCD00037915
    Molecular Formula:
    C23H31N3O8
    Molecular Weight:
    477.5
  • Boc-D-homocitrulline

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-D-HomoCit-OH
    Catalog Number:
    03798
    CAS Number:
    121080-97-5
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00151902
    Molecular Formula:
    C12H23N3O5
    Molecular Weight:
    289.3
  • Nα,Nim-Bis-Boc-L-histidine dicyclohexylammonium salt

    Purity:
    ≥ 98% (HPLC, TLC)
    Synonym:
    Boc-L-His(Boc)-OH·DCHA
    Catalog Number:
    03794
    CAS Number:
    31687-58-8
    Purity Limit:
    ≥ 98% (HPLC, TLC)
    MDL NO:
    MFCD06804675
    Molecular Formula:
    C16H25N3O6·C12H23N
    Molecular Weight:
    536.7
  • Boc-L-glutamic acid γ-tert-butyl ester α-N-hydroxysuccinimide ester

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-L-Glu(OtBu)-OSu
    Catalog Number:
    03788
    CAS Number:
    32886-55-8
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00153303
    Molecular Formula:
    C18H28N2O8
    Molecular Weight:
    400.4
  • Boc-glycine N-hydroxysuccinimide ester

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    Boc-Gly-OSu
    Catalog Number:
    03793
    CAS Number:
    3392-07-2
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00042761
    Molecular Formula:
    C11H16N2O6
    Molecular Weight:
    272.3
  • Boc-L-glutamic acid g-benzyl ester a-N-hydroxysuccinimide ester

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-L-Glu(OBzl)-OSu
    Catalog Number:
    03786
    CAS Number:
    32886-40-1
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00037914
    Molecular Formula:
    C21H26N2O8
    Molecular Weight:
    434.5
  • Boc-L-aspartic acid α-tert-butyl ester

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-L-Asp-OtBu
    Catalog Number:
    03782
    CAS Number:
    34582-32-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00038272
    Molecular Formula:
    C13H23NO6
    Molecular Weight:
    289.4
  • Boc-L-aspartic acid β-tert-butyl ester α-N-hydroxysuccinimide ester

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-L-Asp(OtBu)-OSu
    Catalog Number:
    03783
    CAS Number:
    50715-50-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00063389
    Molecular Formula:
    C17H26N2O8
    Molecular Weight:
    386.4
  • Boc-glycine 4-nitrophenyl ester

    Purity:
    ≥ 98% (TLC)
    Synonym:
    Boc-Gly-ONp
    Catalog Number:
    03792
    CAS Number:
    3655-05-8
    Purity Limit:
    ≥ 98% (TLC)
    MDL NO:
    MFCD00038125
    Molecular Formula:
    C13H16N2O6
    Molecular Weight:
    296.3
  • Boc-L-glutamic acid α-tert-butyl ester

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-L-Glu-OtBu
    Catalog Number:
    03787
    CAS Number:
    24277-39-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00038273
    Molecular Formula:
    C14H25NO6
    Molecular Weight:
    303.36
  • Nα-Boc-Nω,Nω-bis-Z-L-arginine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-L-Arg(Z)2-OH
    Catalog Number:
    03780
    CAS Number:
    51219-19-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00236824
    Molecular Formula:
    C27H34N4O8
    Molecular Weight:
    542.6
  • 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
  • Fmoc-O-acetyl-D-serine

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    Fmoc-D-Ser(Ac)-OH
    Catalog Number:
    03772
    CAS Number:
    608512-87-4
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00077069
    Molecular Formula:
    C20H19NO6
    Molecular Weight:
    369.2
  • Boc-α-aminoisobutyric acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-Aib-OH
    Catalog Number:
    03779
    CAS Number:
    30992-29-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00042973
    Molecular Formula:
    C9H17NO4
    Molecular Weight:
    203.2
  • Boc-L-aspartic acid β-benzyl ester N-hydroxysuccinimide ester

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-L-Asp(OBzl)-OSu
    Catalog Number:
    03781
    CAS Number:
    13798-75-9
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00037912
    Molecular Formula:
    C20H24N2O8
    Molecular Weight:
    420.4
  • Fmoc-S-ethyl-L-cysteine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-L-Cys(Et)-OH
    Catalog Number:
    03769
    CAS Number:
    200354-34-3
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00151921
    Molecular Formula:
    C20H21NO4S
    Molecular Weight:
    371.5
  • Catalog Number:
    03773
    CAS Number:
    55844-94-5
    MDL NO:
    MFCD00146406
    Molecular Weight:
    0.0
  • 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
  • Fmoc-4,5-dehydro-L-leucine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-4,5-dehydro-L-leucine
    Catalog Number:
    03766
    CAS Number:
    87720-55-6
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00237651
    Molecular Formula:
    C21H21NO4
    Molecular Weight:
    351.4
  • Fmoc-O-benzylphospho-L-tyrosine

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    Fmoc-L-Tyr(HPO3Bzl)-OH
    Catalog Number:
    03746
    CAS Number:
    191348-16-0
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00797871
    Molecular Formula:
    C31H28NO8P
    Molecular Weight:
    573.5
  • Fmoc-L-aspartic acid β-9-fluorenylmethyl ester

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-Asp(OFm)-OH
    Catalog Number:
    03761
    CAS Number:
    608512-85-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01631977
    Molecular Formula:
    C33H27NO6
    Molecular Weight:
    491.3
  • Fmoc-3-(2'-quinoyl)-L-alanine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-L-Ala(2'-quinolyl)-OH
    Catalog Number:
    03759
    CAS Number:
    214852-56-9
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD01318745
    Molecular Formula:
    C27H22N2O4
    Molecular Weight:
    438.5
  • Fmoc-3-(2'-quinolyl)-D-alanine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-D-Ala(2'-quinolyl)-OH
    Catalog Number:
    03760
    CAS Number:
    214852-58-1
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD01318746
    Molecular Formula:
    C27H22N2O4
    Molecular Weight:
    438.5
  • Fmoc-O-benzylphospho-L-threonine

    Purity:
    ≥ 98.5% (HPLC)
    Synonym:
    Fmoc-L-Thr(HPO3Bzl)-OH
    Catalog Number:
    03742
    CAS Number:
    175291-56-2 
    Purity Limit:
    ≥ 98.5% (HPLC)
    MDL NO:
    MFCD00797870
    Molecular Formula:
    C26H26NO8P
    Molecular Weight:
    511.5
  • Fmoc-3-(9-anthryl)-L-alanine

    Purity:
    ≥ 98.5% (Chiral HPLC)
    Synonym:
    Fmoc-3-(9-anthryl)-L-alanine
    Catalog Number:
    03756
    CAS Number:
    268734-27-6
    Purity Limit:
    ≥ 98.5% (Chiral HPLC)
    MDL NO:
    MFCD00671381
    Molecular Formula:
    C32H25NO4
    Molecular Weight:
    487.55
  • Fmoc-L-glutamic acid γ-tert-butyl ester α-N-hydroxysuccinimide ester

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-Glu(OtBu)-OSu
    Catalog Number:
    03752
    CAS Number:
    101214-22-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00235812
    Molecular Formula:
    C28H30N2O6
    Molecular Weight:
    522.55
  • Fmoc-O-phospho-L-tyrosine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-Tyr(H2PO3)-OH
    Catalog Number:
    03747
    CAS Number:
    147762-53-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00235902
    Molecular Formula:
    C24H22NO8P
    Molecular Weight:
    483.41
  • Fmoc-(3S,4S-4-amino-3-hydroxy-5-phenylpentanoic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-AHPPA-OH
    Catalog Number:
    03741
    CAS Number:
    198542-01-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00155625
    Molecular Formula:
    C26H25NO5
    Molecular Weight:
    431.5
  • 2S,3S-Fmoc-Apns-OH

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    Fmoc-(2S,3S-3-amino-2-hydroxy-4-phenylbutyric acid
    Catalog Number:
    03739
    CAS Number:
    210754-59-9
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00467714
    Molecular Formula:
    C25H23NO5
    Molecular Weight:
    417.46