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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.
Sub Categories
Amino Acid Alcohols 238
Amino Acids & Derivatives 1932
Azido Amino Acids 114
Inhibitors 453
Isoacyl Dipeptides 9
Linkers 11
N-Methyl Amino Acids 140
Peptide Synthesis Reagents 158
Pre-Loaded Resins For Solid Phase Peptide & Organic Synthesis 286
Pseudoproline Dipeptides 45
Resins For Peptide Synthesis 235
Resins For Solid Phase Synthesis 256
Small Peptides 76
Substrates 571
Unusual Amino Acids 2217

  • H-Ala-Pro-AFC

    Catalog Number:
    32589
    CAS Number:
    125791-92-6
    MDL NO:
    MFCD00798773
    Molecular Formula:
    C18H18F3N3O4
    Molecular Weight:
    397.35
    SDS

  • Boc-Thr(Gly-Fmoc)-OH

    Purity:
    ≥ 97% (HPLC)
    Catalog Number:
    32564
    CAS Number:
    944283-25-4
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD10001360
    Molecular Formula:
    C26H30N2O8
    Molecular Weight:
    498.53
    Specification Sheet SDS

  • Boc-Thr(Val-Fmoc)-OH

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    32567
    CAS Number:
    887707-95-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD11974993
    Molecular Formula:
    C29H36N2O8
    Molecular Weight:
    540.61
    Specification Sheet SDS

  • Suc-Ala-Pro-pNA

    Catalog Number:
    32598
    CAS Number:
    95632-46-5
    MDL NO:
    MFCD02259661
    Molecular Formula:
    C18H22N4O7
    Molecular Weight:
    406.4
    SDS

  • Fmoc-Lys(Boc)-Cys(Psi(Dmp,H)pro)-OH

    Purity:
    ≥ 99% (HPLC,TLC)
    Synonym:
    Fmoc-Lys(Boc)-Cys(Y(Dmp,H)pro)-OH
    Catalog Number:
    32554
    CAS Number:
    1926163-07-6
    Purity Limit:
    ≥ 99% (HPLC,TLC)
    MDL NO:
    MFCD28053689
    Molecular Formula:
    C38H45N3O9S
    Molecular Weight:
    719.86
    Specification Sheet SDS

  • Boc-Ala-Ala-Asp-pNA

    Catalog Number:
    32612
    CAS Number:
    201732-83-4
    MDL NO:
    MFCD00237526
    Molecular Formula:
    C21H29N5O9
    Molecular Weight:
    495.49
    SDS

  • Boc-Ser(Leu-Fmoc)-OH

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    32561
    CAS Number:
    944283-09-4
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD11974990
    Molecular Formula:
    C29H36N2O8
    Molecular Weight:
    540.61
    Specification Sheet SDS

  • H-Cys-4-Abz-Met-OH

    Catalog Number:
    32608
    CAS Number:
    156707-43-6
    MDL NO:
    MFCD01861107
    Molecular Formula:
    C15H21N3O4S2
    Molecular Weight:
    371.48
    SDS

  • Ac-Phe-Gly-pNA

    Purity:
    ≥ 99% (HPLC)
    Catalog Number:
    32595
    CAS Number:
    34336-99-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00155538
    Molecular Formula:
    C19H20N4O5
    Molecular Weight:
    384.39
    Specification Sheet SDS

  • Suc-Leu-Tyr-AMC

    Catalog Number:
    32580
    CAS Number:
    94367-20-1
    MDL NO:
    MFCD00057900
    Molecular Formula:
    C29H33N3O8
    Molecular Weight:
    551.6
    SDS

  • Boc-Thr(Ile-Fmoc)-OH

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    32565
    CAS Number:
    944283-27-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD11974989
    Molecular Formula:
    C30H38N2O8
    Molecular Weight:
    554.64
    Specification Sheet SDS

  • Z-Ala-Arg-OH

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    32574
    CAS Number:
    50465-91-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00191051
    Molecular Formula:
    C17H25N5O5
    Molecular Weight:
    379.42
    Specification Sheet SDS

  • Boc-Ser(Val-Fmoc)-OH

    Purity:
    ≥ 99% (HPLC)
    Catalog Number:
    32562
    CAS Number:
    944283-08-3
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD11974992
    Molecular Formula:
    C28H34N2O8
    Molecular Weight:
    526.59
    Specification Sheet SDS

  • Boc-Ser(Ala-Fmoc)-OH

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    32559
    CAS Number:
    944283-07-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD10001363
    Molecular Formula:
    C26H30N2O8
    Molecular Weight:
    498.53
    Specification Sheet SDS

  • Fmoc-Trp(Boc)-Ser(Psi(Me,Me)pro)-OH

    Purity:
    95 - 105% (on dry basis)
    Synonym:
    Fmoc-Trp(Boc)-Ser(Y(Me,Me)pro)-OH
    Catalog Number:
    32557
    CAS Number:
    908601-15-0
    Purity Limit:
    95 - 105% (on dry basis)
    MDL NO:
    MFCD10001380
    Molecular Formula:
    C37H39N3O8
    Molecular Weight:
    653.73
    Specification Sheet SDS

  • Fmoc-Cys(Trt)-Cys(Psi(Dmp,H)pro)-OH

    Purity:
    ≥ 98% (HPLC,TLC)
    Synonym:
    Fmoc-Cys(Trt)-Cys(Y(Dmp,H)pro)-OH
    Catalog Number:
    32551
    CAS Number:
    2022956-75-6
    Purity Limit:
    ≥ 98% (HPLC,TLC)
    MDL NO:
    MFCD30748648
    Molecular Formula:
    C49H44N2O7S2
    Molecular Weight:
    837.03
    Specification Sheet SDS

  • Fmoc-Asp(OtBu)-Cys(Psi(Me,Me)pro)-OH

    Purity:
    ≥ 99% (HPLC,TLC)
    Synonym:
    Fmoc-Asp(OtBu)-Cys(Y(Me,Me)pro)-OH
    Catalog Number:
    32547
    CAS Number:
    1926163-09-8
    Purity Limit:
    ≥ 99% (HPLC,TLC)
    MDL NO:
    MFCD23380098
    Molecular Formula:
    C29H34N2O7S
    Molecular Weight:
    554.66
    SDS

  • Fmoc-Lys(Boc)-Cys(Psi(Me,Me)pro)-OH

    Purity:
    ≥ 99% (HPLC,TLC)
    Synonym:
    Fmoc-Lys(Boc)-Cys(Y(Me,Me)pro)-OH
    Catalog Number:
    32548
    CAS Number:
    2022956-38-1
    Purity Limit:
    ≥ 99% (HPLC,TLC)
    MDL NO:
    MFCD23380106
    Molecular Formula:
    C32H41N3O7S
    Molecular Weight:
    611.76
    Specification Sheet SDS

  • Fmoc-Leu-Cys(Psi(Dmp,H)pro)-OH

    Purity:
    ≥ 98% (HPLC, TLC)
    Synonym:
    Fmoc-Leu-Cys(Y(Dmp,H)pro)-OH
    Catalog Number:
    32553
    CAS Number:
    1926163-06-5
    Purity Limit:
    ≥ 98% (HPLC, TLC)
    MDL NO:
    MFCD28053687
    Molecular Formula:
    C33H36N2O7S
    Molecular Weight:
    604.72
    Specification Sheet SDS

  • Boc-Thr(Ala-Fmoc)-OH

    Purity:
    ≥ 97% (HPLC)
    Catalog Number:
    32563
    CAS Number:
    909115-21-5
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD10001359
    Molecular Formula:
    C27H32N2O8
    Molecular Weight:
    512.56
    Specification Sheet SDS

  • Fmoc-Gly-Cys(Psi(Dmp,H)pro)-OH

    Purity:
    ≥ 99% (TLC)
    Synonym:
    Fmoc-Gly-Cys(Y(Dmp,H)pro)-OH
    Catalog Number:
    32552
    CAS Number:
    1926163-05-4
    Purity Limit:
    ≥ 99% (TLC)
    MDL NO:
    MFCD30748649
    Molecular Formula:
    C29H28N2O7S
    Molecular Weight:
    548.62
    Specification Sheet SDS

  • Fmoc-Ala-Cys(Psi(Me,Me)pro)-OH

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-Ala-Cys(YMe,Mepro)-OH
    Catalog Number:
    32546
    CAS Number:
    158531-43-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD23380097
    Molecular Formula:
    C24H26N2O5S
    Molecular Weight:
    454.55
    Specification Sheet SDS

  • L-β-homothreonine

    Purity:
    ≥98% (TLC)
    Synonym:
    L-β-HomoThr-OH
    Catalog Number:
    31965
    CAS Number:
    192003-00-2
    Purity Limit:
    ≥98% (TLC)
    MDL NO:
    MFCD10567448
    Molecular Formula:
    C5H11NO3
    Molecular Weight:
    133.15
    SDS

  • Fmoc-D-β-homoglutamic acid 6-tert-butyl ester

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    Fmoc-D-β-HomoGlu(OtBu)-OH
    Catalog Number:
    31969
    CAS Number:
    1421258-67-4
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD22887410
    Molecular Formula:
    C25H29NO6
    Molecular Weight:
    439.51
    Specification Sheet SDS

  • Fmoc-D-β-homoleucine

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    Fmoc-D-β-HomoLeu-OH
    Catalog Number:
    31970
    CAS Number:
    212688-54-5
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD06202394
    Molecular Formula:
    C22H25NO4
    Molecular Weight:
    367.45
    Specification Sheet SDS

  • Isoserinol

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    Isoserinol
    Hazmat
    Catalog Number:
    31959
    CAS Number:
    616-30-8
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00008140
    Molecular Formula:
    C3H9NO2
    Molecular Weight:
    91.11
    Specification Sheet SDS

  • Fmoc-β-tert-butyl-D-alanine

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    Fmoc-β-tBu-D-Ala-OH
    Catalog Number:
    31951
    CAS Number:
    359766-58-8
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD01861369
    Molecular Formula:
    C22H25NO4
    Molecular Weight:
    367.44
    Specification Sheet SDS

  • Fmoc-Nω-(2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl)-L-β-homoarginine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-β-HomoArg(Pbf)-OH
    Catalog Number:
    31949
    CAS Number:
    401915-53-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD03490520
    Molecular Formula:
    C35H42N4O7S
    Molecular Weight:
    662.8
    Specification Sheet SDS

  • D-β-Leucine hydrochloride

    Purity:
    ≥98%
    Synonym:
    D-β-HomoVal-OH·HCl
    Catalog Number:
    31966
    CAS Number:
    402587-64-8
    Purity Limit:
    ≥98%
    MDL NO:
    MFCD06202413
    Molecular Formula:
    C6H13NO2·HCl
    Molecular Weight:
    167.64
    Specification Sheet SDS

  • (R)-3-Aminoadipic acid hydrochloride

    Purity:
    ≥ 97%
    Synonym:
    D-β-HomoGlu-OH·HCl
    Catalog Number:
    31967
    CAS Number:
    63492-85-3
    Purity Limit:
    ≥ 97%
    MDL NO:
    MFCD06202386
    Molecular Formula:
    C6H11NO4·HCl
    Molecular Weight:
    197.62
    Specification Sheet SDS

  • Fmoc-β-azido-D-Aib-OH·BHA

    Purity:
    ≥ 99% (Assay by titration, HPLC)
    Synonym:
    Fmoc-β-azido-α-Me-D-Ala-OH·BHA
    Catalog Number:
    31994
    CAS Number:
    1926163-91-8
    Purity Limit:
    ≥ 99% (Assay by titration, HPLC)
    MDL NO:
    MFCD30748657
    Molecular Formula:
    C19H18N4O4·C13H13N
    Molecular Weight:
    549.63
    Specification Sheet SDS

  • Fmoc-L-cyclopentylalanine

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    Fmoc-(S)-3-Cyclopentylalanine
    Catalog Number:
    31953
    CAS Number:
    371770-32-0
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD03094886
    Molecular Formula:
    C23H25NO4
    Molecular Weight:
    379.45
    Specification Sheet SDS

  • Fmoc-β-azido-Aib-OH·BHA·OH

    Purity:
    ≥ 99% (Assay by titration, HPLC)
    Synonym:
    Fmoc-β-azido-α-Me-Ala-OH·BHA
    Catalog Number:
    31993
    CAS Number:
    1926163-90-7
    Purity Limit:
    ≥ 99% (Assay by titration, HPLC)
    MDL NO:
    MFCD30748656
    Molecular Formula:
    C19H18N4O4·C13H13N
    Molecular Weight:
    549.63
    Specification Sheet SDS

  • 3,5-Diiodo-L-thyronine

    Grade:
    meets USP specifications
    Purity:
    ≥ 99.0% (HPLC)
    Synonym:
    3,5-Diiodo-4-(4-hydroxyphenoxy)-L-phenylalanine
    Catalog Number:
    31910
    Grade:
    meets USP specifications
    CAS Number:
    1041-01-6
    Purity Limit:
    ≥ 99.0% (HPLC)
    MDL NO:
    MFCD00064987
    Molecular Formula:
    C15H13I2NO4
    Molecular Weight:
    525.08
    Specification Sheet SDS

  • D-β-Homoleucine hydrochloride

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    D-β-HomoLeu-OH·HCl
    Catalog Number:
    31962
    CAS Number:
    1276055-44-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD06202393
    Molecular Formula:
    C7H15NO2·HCl
    Molecular Weight:
    181.66
    Specification Sheet SDS

  • (R)-1-Boc-2-benzyl-piperazine

    Purity:
    ≥ 97% (Assay)
    Synonym:
    (R-2-Benzylpiperazine-1-carboxylic acid tert-butyl ester
    Catalog Number:
    31944
    CAS Number:
    947684-78-8
    Purity Limit:
    ≥ 97% (Assay)
    MDL NO:
    MFCD07772094
    Molecular Formula:
    C16H24N2O2
    Molecular Weight:
    276.38
    Specification Sheet SDS

  • Fmoc-O-tert-butyl-D-β-homothreonine

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    Fmoc-D-β-HomoThr(tBu)-OH
    Catalog Number:
    31972
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD22371794
    Molecular Formula:
    C24H29NO5
    Molecular Weight:
    411.5
    Specification Sheet SDS

  • Boc-D-β-homoleucine

    Purity:
    ≥ 97% (TLC)
    Synonym:
    Boc-D-β-HomoLeu-OH
    Catalog Number:
    31963
    CAS Number:
    146398-18-7
    Purity Limit:
    ≥ 97% (TLC)
    MDL NO:
    MFCD01076256
    Molecular Formula:
    C12H23NO4
    Molecular Weight:
    245.3
    Specification Sheet SDS

  • Nα-Fmoc-Nδ-trityl-L-Ornithine

    Purity:
    ≥ 99.9% (Chiral HPLC)
    Synonym:
    Fmoc-L-Orn(Trt)-OH
    Catalog Number:
    31954
    CAS Number:
    1998701-26-0
    Purity Limit:
    ≥ 99.9% (Chiral HPLC)
    MDL NO:
    MFCD30478737
    Molecular Formula:
    C39H36N2O4
    Molecular Weight:
    596.71
    Specification Sheet SDS

  • N-Boc-O-tosyl hydroxylamine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    tert-Butyl ([(4-methylphenyl)sulfonyl]oxy)carbamate
    Catalog Number:
    31977
    CAS Number:
    105838-14-0
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD22201097
    Molecular Formula:
    C12H17NO5S
    Molecular Weight:
    287.33
    Specification Sheet SDS

  • Nβ-Fmoc-Nω-Boc-D-β-homolysine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-D-β-HomoLys(Boc)-OH
    Catalog Number:
    31971
    CAS Number:
    266318-77-8
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD06202397
    Molecular Formula:
    C27H34N2O6
    Molecular Weight:
    482.58
    Specification Sheet SDS

  • Boc-D-β-homovaline

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    Boc-D-β-HomoVal-OH
    Catalog Number:
    31964
    CAS Number:
    179412-79-4
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD01076234
    Molecular Formula:
    C11H21NO4
    Molecular Weight:
    231.29
    Specification Sheet SDS

  • Fmoc-D-β-homovaline

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-D-β-HomoVal-OH
    Catalog Number:
    31955
    CAS Number:
    266318-79-0
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD03095625
    Molecular Formula:
    C21H23NO4
    Molecular Weight:
    353.42
    Specification Sheet SDS

  • D-β-Homotryptophan hydrochloride

    Purity:
    ≥ 98%
    Synonym:
    D-β-HomoTrp-OH·HCl
    Catalog Number:
    31968
    CAS Number:
    477250-51-4
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD22422571
    Molecular Formula:
    C12H14N2O2·HCl
    Molecular Weight:
    254.72
    Specification Sheet SDS

  • Fmoc-O-tert-butyl-D-β-homotyrosine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-D-β-HomoTyr(tBu)-OH
    Catalog Number:
    31973
    CAS Number:
    1233495-02-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD09842085
    Molecular Formula:
    C29H31NO5
    Molecular Weight:
    473.56
    Specification Sheet SDS

  • Fmoc-4-acetyl-L-phenylalanine

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    Fmoc-L-Phe(4-Ac)-OH
    Catalog Number:
    31952
    CAS Number:
    204716-07-4
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD01317022
    Molecular Formula:
    C26H23NO5
    Molecular Weight:
    429.46
    Specification Sheet SDS

  • L-Glutamic acid dibenzyl ester hydrochloride

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    L-Glu(OBzl)-OBzl·HCl
    Catalog Number:
    31943
    CAS Number:
    4561-10-8
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00035103
    Molecular Formula:
    C19H21NO4·HCl
    Molecular Weight:
    363.84
    Specification Sheet SDS

  • (S)-1-Boc-3-methylpiperazine

    Purity:
    ≥ 99% (HPLC, Chiral purity)
    Synonym:
    tert-Butyl (S-3-methyl-1-piperazinecarboxylate
    Catalog Number:
    31870
    CAS Number:
    147081-29-6
    Purity Limit:
    ≥ 99% (HPLC, Chiral purity)
    MDL NO:
    MFCD02683204
    Molecular Formula:
    C10H20N2O2
    Molecular Weight:
    200.28
    Specification Sheet SDS

  • Boc-L-cyclopentylglycine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-Gly(cyclopentyl)-OH
    Catalog Number:
    31882
    CAS Number:
    109183-72-4
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00671385
    Molecular Formula:
    C12H21NO4
    Molecular Weight:
    243.3
    Specification Sheet SDS

  • Fmoc-L-Met-MPPA(Wang) resin (0.3-0.8 meq/g, 100-200 mesh)

    Catalog Number:
    31720
    MDL NO:
    MFCD00801264
    Molecular Weight:
    0.0
    Specification Sheet SDS
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