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Unusual Amino Acids

2217
Filters

  • (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
  • 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
  • 4-(Aminomethyl)-L-phenylalanine

    Purity:
    ≥ 98% (HPLC, Chiral purity)
    Synonym:
    L-Phe(4-CH2NH2)-OH
    Catalog Number:
    07166
    CAS Number:
    150338-20-8
    Purity Limit:
    ≥ 98% (HPLC, Chiral purity)
    MDL NO:
    MFCD01076208
    Molecular Formula:
    C10H14N2O2
    Molecular Weight:
    194.2
  • S-Methyl-L-thiocitrulline acetate

    Purity:
    99%
    Synonym:
    L-ThioCit(S-Me)-OH·AcOH
    Catalog Number:
    07077
    CAS Number:
    156719-41-4
    Purity Limit:
    99%
    MDL NO:
    MFCD00672722
    Molecular Formula:
    C7H15N3O2S·C2H4O2
    Molecular Weight:
    265.21
  • Fmoc-D-1,2,3,4-tetrahydroisoquinoline-1-carboxylic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-D-Tiq-OH
    Catalog Number:
    07001
    CAS Number:
    204317-98-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD03788061
    Molecular Formula:
    C25H21NO4
    Molecular Weight:
    399.4
  • Boc-10-aminodecanoic acid

    Purity:
    ≥ 98%
    Synonym:
    Boc-10-Adc-OH
    Catalog Number:
    07135
    CAS Number:
    173606-50-3
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD00270351
    Molecular Formula:
    C15H29NO4
    Molecular Weight:
    287.4
  • Acetyl-DL-propargylglycine ethyl ester

    Purity:
    ≥ 99% (Assay by titration on dried basis)
    Synonym:
    Ac-DL-propargyl-Gly-OEt
    Catalog Number:
    07004
    CAS Number:
    23235-05-4
    Purity Limit:
    ≥ 99% (Assay by titration on dried basis)
    MDL NO:
    MFCD00237477
    Molecular Formula:
    C9H13NO3
    Molecular Weight:
    183.21
  • Fmoc-1,5-diaminopentane hydrochloride

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-DAPe-OH·HCl
    Catalog Number:
    07145
    CAS Number:
    118119-32-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00832511
    Molecular Formula:
    C20H24N2O2·HCl
    Molecular Weight:
    360.9
  • Diethylglycine

    Purity:
    ≥ 98%
    Synonym:
    Deg-OH
    Catalog Number:
    07125
    CAS Number:
    2566-29-2
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD01737173
    Molecular Formula:
    C6H13NO2
    Molecular Weight:
    131.2
  • Nα-Boc-Nβ-2,4-dinitrophenyl-L-2,3-diamino-propionic acid N-hydroxyuccinimide ester

    Purity:
    ≥ 99% (TLC)
    Synonym:
    Nα-Boc-Nβ-2,4-dinitrophenyl-L-2,3-diamino-propionic acid N-hydroxyuccinimide ester
    Catalog Number:
    07015
    CAS Number:
    214750-68-2
    Purity Limit:
    ≥ 99% (TLC)
    MDL NO:
    MFCD00798631
    Molecular Formula:
    C18H21N5O10
    Molecular Weight:
    467.75
  • (2S,3S)-3-Amino-2-hydroxy-4-phenylbutyric acid hydrochloride salt

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    (2S,3S-H-Apns-OH·HCl
    Catalog Number:
    07163
    CAS Number:
    62023-62-5
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD03788072
    Molecular Formula:
    C10H13NO3·HCl
    Molecular Weight:
    231.68
  • Ν-w-Hydroxy-L-norarginine diacetate salt

    Purity:
    ≥ 97% (TLC)
    Synonym:
    nor-NOHA diacetate
    Catalog Number:
    07067
    CAS Number:
    189302-40-7
    Purity Limit:
    ≥ 97% (TLC)
    MDL NO:
    MFCD03453555
    Molecular Formula:
    C5H12N4O3·2C2H4O2
    Molecular Weight:
    296.28
  • Catalog Number:
    07185
    CAS Number:
    3627-45-0
    Purity Limit:
    98+%
    MDL NO:
    MFCD06795761
    Molecular Formula:
    C12H15NO2·HCl
    Molecular Weight:
    241.73
  • DL-Homoproline

    Purity:
    ≥ 98% (Assay)
    Synonym:
    DL-HomoPro-OH
    Catalog Number:
    07064
    CAS Number:
    535-75-1
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD00064347
    Molecular Formula:
    C6H11NO2
    Molecular Weight:
    129.14
  • Nα-Z-Nβ-Boc-D-2,3-diaminopropionic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Z-D-Dap(Boc)-OH
    Catalog Number:
    07097
    CAS Number:
    62234-36-0
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD01318749
    Molecular Formula:
    C16H22N2O6
    Molecular Weight:
    338.4
  • 4-tert-Butyl-D-phenylalanine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    D-Phe(4-tBu)-OH
    Catalog Number:
    07024
    CAS Number:
    274262-82-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD02259529
    Molecular Formula:
    C13H19NO2
    Molecular Weight:
    221.34
  • Di-n-propylglycine

    Synonym:
    Dpg-OH
    Catalog Number:
    07127
    CAS Number:
    2566-31-6
    MDL NO:
    MFCD02092972
    Molecular Formula:
    C8H17NO2
    Molecular Weight:
    159.2
  • Z-(4-tert-butyloxycarbonyl)-L-phenylalanine

    Purity:
    ≥ 99% (Assay)
    Synonym:
    Z-L-Phe(4-COOtBu)-OH
    Catalog Number:
    07094
    CAS Number:
    270567-85-6
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD01318753
    Molecular Formula:
    ≥ 99% (Assay)
    Molecular Weight:
    399.34