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Unusual Amino Acids

2214

  • Fmoc-O-tert-butyl-L-β-homoserine

    Purity:
    ≥ 95% (Assay)
    Synonym:
    Fmoc-L-β-HomoSer(tBu)-OH
    Catalog Number:
    12767
    CAS Number:
    203854-51-7
    Purity Limit:
    ≥ 95% (Assay)
    MDL NO:
    MFCD01862865
    Molecular Formula:
    C23H27NO5
    Molecular Weight:
    397.47
  • Fmoc-L-β-homoleucine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-^-HomoLeu-OH
    Catalog Number:
    12770
    CAS Number:
    193887-44-4
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01863059
    Molecular Formula:
    C22H25NO4
    Molecular Weight:
    367.45
  • Fmoc-O-tert-butyl-L-β-homothreonine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-β-HomoThr(tBu)-OH
    Catalog Number:
    12766
    CAS Number:
    353245-99-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01863057
    Molecular Formula:
    C24H29NO5
    Molecular Weight:
    411.5
  • Fmoc-L-β-homoproline

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-L-^-HomoPro-OH
    Catalog Number:
    12763
    CAS Number:
    193693-60-6
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD01863058
    Molecular Formula:
    C21H21NO4
    Molecular Weight:
    351.4
  • L-β-Homoserine

    Purity:
    ≥ 98% (NMR)
    Synonym:
    L-β-HomoSer-OH
    Catalog Number:
    12753
    CAS Number:
    16504-56-6
    Purity Limit:
    ≥ 98% (NMR)
    MDL NO:
    MFCD00270242
    Molecular Formula:
    C4H9NO3
    Molecular Weight:
    119.12
  • Nα-Trityl-Nβ-Fmoc-D-2,3-diaminopropionic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Trt-D-Dap(Fmoc)-OH
    Catalog Number:
    12646
    CAS Number:
    1263047-04-6
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD03788168
    Molecular Formula:
    C37H32N2O4
    Molecular Weight:
    568.7
  • D-Glutamic acid γ-benzyl ester α-amide hydrochloride

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    D-Glu(OBzl)-NH2·HCl
    Catalog Number:
    12014
    CAS Number:
    18800-75-4
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD05663749
    Molecular Formula:
    C12H16N2O3·HCl
    Molecular Weight:
    272.5
  • Z-1,4-diaminobutane·HCl

    Purity:
    ≥ 99% (HPLC, TLC)
    Synonym:
    Z-NH(CH2)4NH2·HCl
    Catalog Number:
    11713
    CAS Number:
    18807-73-3
    Purity Limit:
    ≥ 99% (HPLC, TLC)
    MDL NO:
    MFCD00270149
    Molecular Formula:
    C12H18N2O2·HCl
    Molecular Weight:
    258.75
  • 2-Cyano-L-phenylalanine

    Purity:
    ≥ 98% (Assay)
    Synonym:
    L-Phe(2-CN)-OH
    Catalog Number:
    07436
    CAS Number:
    263396-42-5
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD01860884
    Molecular Formula:
    C10H10N2O2
    Molecular Weight:
    190.2
  • Fmoc-4-(Boc-aminomethyl)-D-phenylalanine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-D-Phe(4-CH2NHBoc)-OH
    Catalog Number:
    07409
    CAS Number:
    268731-06-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD02094578
    Molecular Formula:
    C30H32N2O6
    Molecular Weight:
    516.59
  • Fmoc-2-bromo-L-phenylalanine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-Phe(2-Br)-OH
    Catalog Number:
    07402
    CAS Number:
    220497-47-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01311743
    Molecular Formula:
    C24H20BrNO4
    Molecular Weight:
    466.3
  • Fmoc-D-Phe(4-CF3)-OH

    Purity:
    ≥ 98% (Chiral HPLC)
    Synonym:
    Fmoc-4-trifluoromethyl-D-phenylalanine
    Catalog Number:
    07393
    CAS Number:
    238742-88-6
    Purity Limit:
    ≥ 98% (Chiral HPLC)
    MDL NO:
    MFCD00797582
    Molecular Formula:
    C25H20F3NO4
    Molecular Weight:
    455.43
  • Fmoc-3-trifluoromethyl-L-phenylalanine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-3-trifluoromethyl-L-phenylalanine
    Catalog Number:
    07386
    CAS Number:
    205526-27-8
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00672555
    Molecular Formula:
    C25H20F3NO4
    Molecular Weight:
    455.43
  • Fmoc-3,4-dimethoxy-D-phenylalanine

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    Fmoc-D-Phe(3,4-dimethoxy)-OH
    Catalog Number:
    07336
    CAS Number:
    218457-81-9
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD01317731
    Molecular Formula:
    C26H25NO6
    Molecular Weight:
    447.5
  • L-Thyronine

    Purity:
    ≥ 98% (TLC)
    Synonym:
    3-[p-(p-Hydroxyphenoxy)phenyl]-L-alanine
    Catalog Number:
    07089
    CAS Number:
    1596-67-4
    Purity Limit:
    ≥ 98% (TLC)
    MDL NO:
    MFCD00063070
    Molecular Formula:
    C15H15NO4
    Molecular Weight:
    273.3
  • Fmoc-1,6-diaminohexane hydrochloride

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    N-Fmoc-1,6-hexanediamine hydrochloride
    Catalog Number:
    07146
    CAS Number:
    166410-37-3, 945923-91-1
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00830743
    Molecular Formula:
    C21H26N2O2·HCl
    Molecular Weight:
    374.9
  • O-Methyl-L-tyrosine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    L-Tyr(Me)-OH
    Catalog Number:
    06251
    CAS Number:
    6230-11-1
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00002604
    Molecular Formula:
    C10H13NO3
    Molecular Weight:
    195.22
  • DL-α-Methyltryptophan

    Purity:
    ≥ 99% (TLC)
    Synonym:
    α-Me-DL-Trp-OH
    Catalog Number:
    05777
    CAS Number:
    153-91-3
    Purity Limit:
    ≥ 99% (TLC)
    MDL NO:
    MFCD00038416
    Molecular Formula:
    C12H14N2O2
    Molecular Weight:
    218.22
  • Fmoc-4-(Boc-amino)-D-phenylalanine

    Purity:
    ≥ 98%
    Synonym:
    Fmoc-D-Phe(4-NHBoc)-OH
    Catalog Number:
    05750
    CAS Number:
    214750-77-3
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD00798642
    Molecular Formula:
    C29H30N2O6
    Molecular Weight:
    502.6
  • Fmoc-4-piperidino-L-proline

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-Pro(4-piperidino)-OH
    Catalog Number:
    04998
    CAS Number:
    204318-02-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00273479
    Molecular Formula:
    C25H28N2O4
    Molecular Weight:
    420.51
  • Fmoc-tranexamic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-trans-4-(aminomethyl)cyclohexane-1-carboxylic acid
    Catalog Number:
    05000
    CAS Number:
    167690-53-1
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00273480
    Molecular Formula:
    C23H25NO4
    Molecular Weight:
    379.46
  • γ-Aminobutyric acid

    Purity:
    ≥ 99% (Assay)
    Synonym:
    γ-Abu-OH
    Catalog Number:
    04887
    CAS Number:
    56-12-2
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD00008226
    Molecular Formula:
    C4H9NO2
    Molecular Weight:
    103.1
  • Nα-Fmoc-L-2,3-diaminopropionic acid

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    Fmoc-L-Dap-OH
    Catalog Number:
    04161
    CAS Number:
    181954-34-7
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00237019
    Molecular Formula:
    C18H18N2O4
    Molecular Weight:
    326.34
  • Boc-4-cyano-L-phenylalanine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-L-Phe(4-CN)-OH
    Catalog Number:
    04112
    CAS Number:
    131724-45-3
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00672526
    Molecular Formula:
    C15H18N2O4
    Molecular Weight:
    290.3
  • Fmoc-3-fluoro-L-phenylalanine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-Phe(3-F)-OH
    Catalog Number:
    03916
    CAS Number:
    198560-68-8
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00672328
    Molecular Formula:
    C24H20FNO4
    Molecular Weight:
    405.4
  • Fmoc-O-trityl-L-homoserine

    Purity:
    ≥ 99.8% (Chiral HPLC)
    Synonym:
    Fmoc-L-HomoSer(Trt)-OH
    Catalog Number:
    03713
    CAS Number:
    111061-55-3
    Purity Limit:
    ≥ 99.8% (Chiral HPLC)
    MDL NO:
    MFCD00270544
    Molecular Formula:
    C38H33NO5
    Molecular Weight:
    583.68
  • 4-Nitro-D-phenylalanine monohydrate

    Purity:
    ≥ 99.5% (HPLC, Chiral purity)
    Synonym:
    D-Phe(4-NO2)-OH·H2O
    Catalog Number:
    03403
    CAS Number:
    56613-61-7
    Purity Limit:
    ≥ 99.5% (HPLC, Chiral purity)
    MDL NO:
    MFCD00150962
    Molecular Formula:
    C9H10N2O4·H2O
    Molecular Weight:
    228.2
  • 3-(1-Naphthyl)-L-alanine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    L-Ala(1-naphthyl)-OH
    Catalog Number:
    02851
    CAS Number:
    55516-54-6
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00066086
    Molecular Formula:
    C13H13NO2
    Molecular Weight:
    215.3
  • Fmoc-γ-aminobutyric acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-γ-Abu-OH
    Catalog Number:
    02692
    CAS Number:
    116821-47-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00144889
    Molecular Formula:
    C19H19NO4
    Molecular Weight:
    325.4
  • Statine hydrochloride

    Purity:
    ≥ 98% (Assay)
    Synonym:
    Sta(3S,4S-OH·HCl
    Catalog Number:
    02596
    CAS Number:
    49642-07-1
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD26793855
    Molecular Formula:
    C8H17NO3·HCl
    Molecular Weight:
    211.69
  • Fmoc-4-chloro-D-phenylalanine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-D-Phe(4-Cl)-OH
    Catalog Number:
    02569
    CAS Number:
    142994-19-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00077066
    Molecular Formula:
    C24H20ClNO4
    Molecular Weight:
    421.9
  • L-α-tert-Butyl-Gly-OH

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    L-Tle-OH
    Catalog Number:
    02554
    CAS Number:
    20859-02-3
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD00064218
    Molecular Formula:
    C6H13NO2
    Molecular Weight:
    131.2
  • Fmoc-L-α-tert-butylglycine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-L-α-tert-butyl-Gly-OH
    Catalog Number:
    02418
    CAS Number:
    132684-60-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00065649
    Molecular Formula:
    C21H23NO4
    Molecular Weight:
    353.5
  • L-Norvaline

    Purity:
    98.5 - 101.0% (Assay by titration)
    Synonym:
    L-Nva-OH
    Catalog Number:
    02041
    CAS Number:
    6600-40-4
    Purity Limit:
    98.5 - 101.0% (Assay by titration)
    MDL NO:
    MFCD00064421
    Molecular Formula:
    C5H11NO2
    Molecular Weight:
    117.1
  • Sarcosine

    Purity:
    ≥ 99% (Titration)
    Synonym:
    Sar-OH
    Catalog Number:
    01319
    CAS Number:
    107-97-1
    Purity Limit:
    ≥ 99% (Titration)
    MDL NO:
    MFCD00004279
    Molecular Formula:
    C3H7NO2
    Molecular Weight:
    89.09
  • L-Pyroglutamic acid

    Purity:
    98.5 - 100.5% (Assay by titration)
    Synonym:
    L-Pyr-OH
    Catalog Number:
    00620
    CAS Number:
    98-79-3
    Purity Limit:
    98.5 - 100.5% (Assay by titration)
    MDL NO:
    MFCD00005272
    Molecular Formula:
    C5H7NO3
    Molecular Weight:
    129.1
  • 4-Nitro-L-phenylalanine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    L-Phe(4-NO2)-OH
    Catalog Number:
    00431
    CAS Number:
    949-99-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00051221
    Molecular Formula:
    C9H10N2O4
    Molecular Weight:
    210.16
  • Fmoc-5-bromo-L-tryptophan

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    Fmoc-L-Trp(5-Br)-OH
    Catalog Number:
    47394
    CAS Number:
    460751-66-0
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD28166519
    Molecular Formula:
    C26H21BrN2O4
    Molecular Weight:
    505.4
  • 4-(Acetyl-amino)-L-phenylalanine

    Purity:
    ≥ 98%
    Synonym:
    H-L-Phe(4-NHAc)-OH
    Catalog Number:
    33585
    CAS Number:
    24250-87-1
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD01860648
    Molecular Formula:
    C11H14N2O3
    Molecular Weight:
    222.24
  • Fmoc-a-methyl-D-2-fluorophenylalanine

    Purity:
    ≥ 99% (Chiral HPLC)
    Synonym:
    Fmoc-α-Me-D-Phe(2-F)-OH
    Catalog Number:
    33641
    CAS Number:
    193086-74-7, 1315449-93-4
    Purity Limit:
    ≥ 99% (Chiral HPLC)
    MDL NO:
    MFCD17019320
    Molecular Formula:
    C25H22FNO4
    Molecular Weight:
    419.45
  • Fmoc-D-2,6-dimethyltyrosine

    Purity:
    ≥ 99% (Chiral HPLC, HPLC)
    Synonym:
    Fmoc-D-Tyr(2,6-DiCH3)-OH
    Catalog Number:
    33620
    CAS Number:
    854300-32-6
    Purity Limit:
    ≥ 99% (Chiral HPLC, HPLC)
    MDL NO:
    MFCD09752873
    Molecular Formula:
    C26H25NO5
    Molecular Weight:
    431.48
  • Bis-Boc-amino-oxyacetic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Bis-Boc-Aoa
    Catalog Number:
    31884
    CAS Number:
    293302-31-5
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD06410966
    Molecular Formula:
    C12H21NO7
    Molecular Weight:
    291.3
  • 2-(Fmoc-amino)-4-(bis-Boc-guanidino)-D-butyric acid

    Purity:
    ≥ 99.7% (Chiral HPLC)
    Synonym:
    Fmoc-D-Agb(Boc)2-OH
    Catalog Number:
    31635
    CAS Number:
    1263047-29-5
    Purity Limit:
    ≥ 99.7% (Chiral HPLC)
    MDL NO:
    MFCD13184917
    Molecular Formula:
    C30H38N4O8
    Molecular Weight:
    582.66
  • (2S,3S)-(Fmoc-amino)-3-allyloxycarbonyl-aminobutyric acid

    Purity:
    ≥ 99% (Assay by titration)
    Synonym:
    Fmoc-L-Abu(3S-Alloc-amino)-OH
    Catalog Number:
    30537
    CAS Number:
    1272754-91-2
    Purity Limit:
    ≥ 99% (Assay by titration)
    MDL NO:
    MFCD07366900
    Molecular Formula:
    C23H24N2O6
    Molecular Weight:
    424.4
  • Fmoc-8-amino-3,6-dioxaoctanoyl-8-amino-3,6-dioxaoctanoic acid

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    Fmoc-AEEA-AEEA
    Catalog Number:
    30525
    CAS Number:
    560088-89-3
    Purity Limit:
    ≥ 95% (HPLC)
    MDL NO:
    MFCD09752868
    Molecular Formula:
    C27H34N2O9
    Molecular Weight:
    530.6
  • 8-Amino-3,6-dioxaoctanoic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    [2-(2-Aminoethoxy)ethoxy]acetic acid
    Catalog Number:
    30454
    CAS Number:
    134978-97-5
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD13185897
    Molecular Formula:
    C6H13NO4
    Molecular Weight:
    163.2
  • 2-(4-Carbamimidoylphenyl)-1H-indole-6-carboxamidine dihydrochloride

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    DAPI dihydrochloride
    Catalog Number:
    29999
    CAS Number:
    28718-90-3
    Purity Limit:
    ≥ 95% (HPLC)
    MDL NO:
    MFCD00012681
    Molecular Formula:
    C16H15N5·2HCl
    Molecular Weight:
    350.25
  • trans-L-4-Hydroxyproline, Non-animal origin

    Purity:
    99.0-101.0% (Assay, dry basis)
    Synonym:
    L-Hyp-OH
    Catalog Number:
    29855
    CAS Number:
    51-35-4
    Purity Limit:
    99.0-101.0% (Assay, dry basis)
    MDL NO:
    MFCD00064320
    Molecular Formula:
    C5H9NO3
    Molecular Weight:
    131.1
  • Fmoc-5-methoxy-L-tryptophan

    Purity:
    ≥ 98.5% (Chiral HPLC)
    Synonym:
    Fmoc-L-Trp(5-OMe)-OH
    Catalog Number:
    29726
    CAS Number:
    1219184-52-7, 460751-69-3
    Purity Limit:
    ≥ 98.5% (Chiral HPLC)
    MDL NO:
    MFCD28166522
    Molecular Formula:
    C27H24N2O5
    Molecular Weight:
    456.49
  • 5-Methyl-DL-tryptophan

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    DL-2-Amino-3-(5-methylindolyl)propionic acid
    Catalog Number:
    21208
    CAS Number:
    951-55-3
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00005652
    Molecular Formula:
    C12H14N2O2
    Molecular Weight:
    218.26