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Unusual Amino Acids

2217
Filters

  • 3,4-Dehydro-DL-proline

    Purity:
    ≥ 98% (Assay)
    Synonym:
    3,4-Dehydro-DL-Pro-OH
    Catalog Number:
    07036
    CAS Number:
    3395-35-5
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD00005214
    Molecular Formula:
    C5H7NO2
    Molecular Weight:
    113.1
  • 3,5-Dinitro-D-tyrosine

    Purity:
    0.98
    Synonym:
    3,5-Dinitro-D-Tyr-OH
    Catalog Number:
    07058
    CAS Number:
    779321-23-2
    Purity Limit:
    0.98
    MDL NO:
    MFCD03788063
    Molecular Formula:
    C9H9N3O7
    Molecular Weight:
    271.2
  • Fmoc-9-aminononanoic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-9-Anc-OH
    Catalog Number:
    07134
    CAS Number:
    212688-52-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00273465
    Molecular Formula:
    C24H29NO4
    Molecular Weight:
    395.6
  • Z-p-phenyl-D-phenylalanine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Z-D-Ala(4,4'-bipheyl)-OH
    Catalog Number:
    07100
    CAS Number:
    176794-80-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD02094552
    Molecular Formula:
    C23H21NO4
    Molecular Weight:
    375.42
  • Nα-Butyloxycarbonyl-L-diaminopropionic acid

    Purity:
    ≥ 99% (TLC)
    Synonym:
    N-Butyloxycarbonyl-L-Dap-OH
    Catalog Number:
    07025
    CAS Number:
    188016-53-7
    Purity Limit:
    ≥ 99% (TLC)
    MDL NO:
    MFCD00236895
    Molecular Formula:
    C8H16N2O4
    Molecular Weight:
    204.2
  • Fmoc-3,5-dinitro-L-tyrosine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-3,5-dinitro-L-Tyr-OH
    Catalog Number:
    07056
    CAS Number:
    195434-42-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD02259488
    Molecular Formula:
    C24H19N3O9
    Molecular Weight:
    493.39
  • Trityl-1,4-diaminobutane acetate

    Purity:
    ≥ 97% (Titration)
    Synonym:
    Trt-NH(CH2)4NH2 ·AcOH
    Catalog Number:
    07149
    CAS Number:
    189341-61-5
    Purity Limit:
    ≥ 97% (Titration)
    MDL NO:
    MFCD01631653
    Molecular Formula:
    C23H26N2·C2H4O2
    Molecular Weight:
    390.6
  • Fmoc-1,4-diaminobutane hydrochloride

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-NH(CH2)4NH2·HCl
    Catalog Number:
    07144
    CAS Number:
    321660-77-9
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD01631652
    Molecular Formula:
    C19H22N2O2·HCl
    Molecular Weight:
    346.9
  • Boc-4-methyl-D-phenylalanine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-4-methyl-D-phenylalanine
    Catalog Number:
    07018
    CAS Number:
    80102-27-8
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD01317726
    Molecular Formula:
    C15H21NO4
    Molecular Weight:
    279.34
  • Nα-Fmoc-D-2,3-diaminopropionic acid

    Purity:
    ≥ 99.5 % (Chiral HPLC)
    Synonym:
    Fmoc-D-Dap-OH
    Catalog Number:
    07055
    CAS Number:
    251317-00-7
    Purity Limit:
    ≥ 99.5 % (Chiral HPLC)
    MDL NO:
    MFCD01318733
    Molecular Formula:
    C18H18N2O4
    Molecular Weight:
    326.3
  • Fmoc-O-dimethylphospho-D-tyrosine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-D-Tyr(PO3Me2)-OH
    Catalog Number:
    07062
    CAS Number:
    201335-92-4
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00237036
    Molecular Formula:
    C26H26NO8P
    Molecular Weight:
    511.47
  • α-Methyl-D-valine

    Purity:
    ≥ 98% (NMR)
    Synonym:
    α-Me-D-Val-OH
    Catalog Number:
    07078
    CAS Number:
    53940-82-2
    Purity Limit:
    ≥ 98% (NMR)
    MDL NO:
    MFCD01318765
    Molecular Formula:
    C6H13NO2
    Molecular Weight:
    131.17
  • Z-p-phenyl-L-phenylalanine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Z-L-Bip(4,4')-OH
    Catalog Number:
    07099
    CAS Number:
    270568-72-4
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD02094457
    Molecular Formula:
    C23H21NO4
    Molecular Weight:
    375.42
  • Fmoc-Nω-(2,2,5,7,8-pentamethylchroman-6-sulfonyl)-L-homoarginine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-L-HomoArg(Pmc)-OH
    Catalog Number:
    07059
    CAS Number:
    214852-52-5
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00672707
    Molecular Formula:
    C36H44N4O7S
    Molecular Weight:
    676.8
  • Catalog Number:
    07006
    CAS Number:
    180258-46-2
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD01318760
    Molecular Formula:
    C7H11N3O2·HCl
    Molecular Weight:
    205.63
  • R,S-2-Carboxymorpholine hydrochloride

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    (R,S)-Cop-OH·HCl
    Catalog Number:
    07172
    CAS Number:
    300582-83-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD06410629
    Molecular Formula:
    C5H9NO3·HCl
    Molecular Weight:
    167.13
  • Boc-3,5-dibromo-D-tyrosine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-3,5-dibromo-D-Tyr-OH
    Catalog Number:
    07016
    CAS Number:
    204692-75-1
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00798623
    Molecular Formula:
    C14H17Br2NO5
    Molecular Weight:
    439.33
  • Boc-9-aminononanoic acid

    Purity:
    ≥ 98%
    Synonym:
    Boc-9-Anc-OH
    Catalog Number:
    07133
    CAS Number:
    173435-78-4
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD02092968
    Molecular Formula:
    C14H27NO4
    Molecular Weight:
    273.4
  • Boc-4-tert-butyl-D-phenylalanine dicyclohexylammonium salt

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-D-Phe(4-tBu)-OH·DCHA
    Catalog Number:
    07011
    CAS Number:
    250611-12-2
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD02094579
    Molecular Formula:
    C18H27NO4·C12H23N
    Molecular Weight:
    502.6
  • Azetidine-3-carboxylic acid

    Purity:
    > 97%
    Synonym:
    3-Carboxyazetidine
    Catalog Number:
    07009
    CAS Number:
    36476-78-5
    Purity Limit:
    > 97%
    MDL NO:
    MFCD00191763
    Molecular Formula:
    C4H7NO2
    Molecular Weight:
    101.11
  • Trityl-1,2-ethylenediamine acetic acid salt

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Trityl-1,2-diaminoethane acetic acid salt
    Catalog Number:
    07147
    CAS Number:
    1170595-42-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01631654
    Molecular Formula:
    C21H22N2·2H4O2
    Molecular Weight:
    362.5
  • DL-Isoserine

    Purity:
    ≥ 99% (TLC)
    Synonym:
    DL-IsoSer-OH
    Catalog Number:
    07068
    CAS Number:
    565-71-9
    Purity Limit:
    ≥ 99% (TLC)
    MDL NO:
    MFCD00008138
    Molecular Formula:
    C3H7NO3
    Molecular Weight:
    105.09
  • 2-Aminoindane-2-carboxylic acid

    Purity:
    96 - 100% (NMR)
    Synonym:
    H-Aic-OH
    Catalog Number:
    07164
    CAS Number:
    27473-62-7
    Purity Limit:
    96 - 100% (NMR)
    MDL NO:
    MFCD01456491
    Molecular Formula:
    C10H11NO2
    Molecular Weight:
    177.2
  • Z-β-cyclohexyl-D-alanine dicyclohexylammonium salt

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Z-D-Cha-OH·DCHA
    Catalog Number:
    07095
    CAS Number:
    214852-64-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01862304
    Molecular Formula:
    C7H23NO4·C12H23N
    Molecular Weight:
    486.52
  • DL-Thyronine

    Purity:
    ≥ 98% (TLC)
    Synonym:
    3-[p-(p-Hydroxyphenoxy)phenyl]-DL-alanine
    Catalog Number:
    07090
    CAS Number:
    1034-10-2
    Purity Limit:
    ≥ 98% (TLC)
    MDL NO:
    MFCD00045864
    Molecular Formula:
    C15H15NO4
    Molecular Weight:
    273.3
  • Fmoc-di-n-butylglycine

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    Fmoc-Dbg-OH
    Catalog Number:
    07130
    CAS Number:
    218926-48-8
    Purity Limit:
    ≥ 95% (HPLC)
    MDL NO:
    MFCD02092978
    Molecular Formula:
    C25H31NO4
    Molecular Weight:
    409.6
  • Trityl 1,3-diaminopropane acetate

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Trt-NH(CH2)3NH2·AcOH
    Catalog Number:
    07148
    CAS Number:
    325143-22-4
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD01631655
    Molecular Formula:
    C22H24N2·C2H4O2
    Molecular Weight:
    376.5
  • L-3,5-Diiodotyrosine methyl ester hydrochloride

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    H-3,5-Diiodo-L-Tyr-OMe·HCl
    Catalog Number:
    07042
    CAS Number:
    151266-48-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00237694
    Molecular Formula:
    C10H11NO3I2·HCl
    Molecular Weight:
    483.5
  • 3-(2'-Quinolyl)-D-alanine

    Purity:
    ≥ 99% (TLC)
    Synonym:
    D-Ala(2'-quinolyl)-OH
    Catalog Number:
    07084
    CAS Number:
    170421-67-7
    Purity Limit:
    ≥ 99% (TLC)
    MDL NO:
    MFCD01318775
    Molecular Formula:
    C12H12N2O2
    Molecular Weight:
    216.23
  • Fmoc-di-n-propylglycine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-Dpg-OH
    Catalog Number:
    07128
    CAS Number:
    218926-47-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD02092979
    Molecular Formula:
    C23H27NO4
    Molecular Weight:
    381.5
  • Boc-L-1,2,3,4-tetrahydronorharman-3-carboxylic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-L-Tpi-OH
    Catalog Number:
    07033
    CAS Number:
    66863-43-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00800580
    Molecular Formula:
    C17H20N2O4
    Molecular Weight:
    316.36
  • Acetyl-L-norleucine

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    Ac-L-Nle-OH
    Catalog Number:
    07137
    CAS Number:
    15891-49-3
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD00151961
    Molecular Formula:
    C8H15NO3
    Molecular Weight:
    173.22
  • Z-O-tert-butyl-L-allo-threonine dicyclohexylammonium salt

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Z-O-tert-butyl-L-allo-threonine dicyclohexylammonium salt
    Catalog Number:
    07093
    CAS Number:
    198828-94-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00237372
    Molecular Formula:
    C16H23NO5·C12H23N
    Molecular Weight:
    490.7
  • H-β-Cyclopropyl-L-alanine

    Purity:
    ≥ 99% (Chiral HPLC)
    Synonym:
    L-Ala(β-cyclopropyl)-OH
    Catalog Number:
    07175
    CAS Number:
    102735-53-5
    Purity Limit:
    ≥ 99% (Chiral HPLC)
    MDL NO:
    MFCD00798687
    Molecular Formula:
    C6H11NO2
    Molecular Weight:
    129.16
  • 3-(2'-Quinolyl)-L-alanine

    Purity:
    ≥ 99% (Assay by titration, on dried basis)
    Synonym:
    L-Ala(2'-quinolyl)-OH
    Catalog Number:
    07083
    CAS Number:
    161513-46-8
    Purity Limit:
    ≥ 99% (Assay by titration, on dried basis)
    MDL NO:
    MFCD01318774
    Molecular Formula:
    C12H12N2O2
    Molecular Weight:
    216.23
  • L-Homoleucine

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    L-HomoLeu-OH
    Catalog Number:
    07179
    CAS Number:
    31872-98-7
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD03788077
    Molecular Formula:
    C7H15NO2
    Molecular Weight:
    145.2
  • Nβ-Boc-L-2,3-diaminopropionic acid methyl ester hydrochloride

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    Dap (Boc)-OMe·HCl
    Catalog Number:
    07035
    CAS Number:
    114559-25-0
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00798684
    Molecular Formula:
    C9H18N2O4·HCl
    Molecular Weight:
    254.74
  • D-2-Methoxyphenylalanine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    D-Phe(2-OMe)-OH
    Catalog Number:
    07200
    CAS Number:
    170642-31-6
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD03788081
    Molecular Formula:
    C10H13NO3
    Molecular Weight:
    195.2
  • Fmoc-7-aminoheptanoic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-7-Ahp-OH
    Catalog Number:
    07157
    CAS Number:
    127582-76-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01861353
    Molecular Formula:
    C22H25NO4
    Molecular Weight:
    367.42
  • Boc-4-tert-butyl-L-phenylalanine dicyclohexylammonium salt

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-L-Phe(4-tBu)-OH·DCHA
    Catalog Number:
    07010
    CAS Number:
    143415-62-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD19707042
    Molecular Formula:
    C18H27NO4·C12H23N
    Molecular Weight:
    502.6
  • Fmoc-4-tert-butyl-D-phenylalanine

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    Fmoc-D-Phe(4-tBu)-OH
    Catalog Number:
    07051
    CAS Number:
    252049-14-2
    Purity Limit:
    ≥ 95% (HPLC)
    MDL NO:
    MFCD02094467
    Molecular Formula:
    C28H29NO4
    Molecular Weight:
    443.56
  • Fmoc-L-allo-threonine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-allo-L-Thr-OH
    Catalog Number:
    07046
    CAS Number:
    146306-75-4
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD01318739
    Molecular Formula:
    C19H19NO5
    Molecular Weight:
    341.4
  • 5-Bromo-L-tryptophan

    Purity:
    ≥ 98% (HPLC, Chiral purity)
    Synonym:
    L-Trp(5-Br)-OH
    Catalog Number:
    07171
    CAS Number:
    25197-99-3
    Purity Limit:
    ≥ 98% (HPLC, Chiral purity)
    MDL NO:
    MFCD06796707
    Molecular Formula:
    C11H11BrN2O2
    Molecular Weight:
    283.12
  • Nα-Fmoc-Nβ-(4,4-dimethyl-2,6-dioxocyclohex-1-ylidene)-3-methylbutyl-D-2,3-diaminopropionic acid

    Purity:
    ≥ 99% (Assay by titration)
    Synonym:
    Fmoc-D-Dap(ivDde)-OH
    Catalog Number:
    07106
    CAS Number:
    1228900-15-9
    Purity Limit:
    ≥ 99% (Assay by titration)
    MDL NO:
    MFCD01631664
    Molecular Formula:
    C31H36N2O6
    Molecular Weight:
    532.5
  • Boc-1,5-diaminopentane p-toluenesulfonate

    Purity:
    ≥ 99% (Titration)
    Synonym:
    Boc-DAPe-OH·TosOH
    Catalog Number:
    07151
    CAS Number:
    713520-27-5
    Purity Limit:
    ≥ 99% (Titration)
    MDL NO:
    MFCD01631657
    Molecular Formula:
    C10H22N2O2·C7H8O3S
    Molecular Weight:
    374.5
  • Fmoc-DL-isoserine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-DL-isoserine
    Catalog Number:
    07060
    CAS Number:
    161125-36-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00672327
    Molecular Formula:
    C18H17NO5
    Molecular Weight:
    327.3
  • Fmoc-diethylglycine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-Deg-OH
    Catalog Number:
    07126
    CAS Number:
    218926-46-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD02092977
    Molecular Formula:
    C21H23NO4
    Molecular Weight:
    353.5
  • Boc-4-methyl-L-phenylalanine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-L-Phe(4-Me)-OH
    Catalog Number:
    07017
    CAS Number:
    80102-26-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD01317027
    Molecular Formula:
    C15H21NO4
    Molecular Weight:
    279.34
  • 2-Aminotetraline-2-carboxylic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Atc-OH
    Catalog Number:
    07167
    CAS Number:
    6331-63-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00800504
    Molecular Formula:
    C11H13NO2
    Molecular Weight:
    191.22
  • Nα-Boc-Nε-isopropyl-Nε-Z-L-lysine

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    Boc-L-Lys(iPr,Z)-OH
    Catalog Number:
    07136
    CAS Number:
    125323-99-1
    Purity Limit:
    ≥ 95% (HPLC)
    MDL NO:
    MFCD00236860
    Molecular Formula:
    C22H34N2O6
    Molecular Weight:
    422.5