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Unusual Amino Acids

2214

  • 3-Nitro-L-phenylalanine

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    L-Phe(3-NO2)-OH
    Catalog Number:
    15233
    CAS Number:
    19883-74-0
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD01860661
    Molecular Formula:
    C9H10N2O4
    Molecular Weight:
    210.19
  • D-β-Homoserine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    D-β-HomoSer-OH
    Catalog Number:
    15222
    CAS Number:
    16504-57-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00270241
    Molecular Formula:
    C4H9NO3
    Molecular Weight:
    119.12
  • (+)-(1R,4S)-N-Boc-4-aminocyclopent-2-enecarboxylic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    (+)-(1R,4S-N-Boc-γ-homocycloleu-2-ene
    Catalog Number:
    15215
    CAS Number:
    151907-80-1
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00211288
    Molecular Formula:
    C11H17NO4
    Molecular Weight:
    227.26
  • Fmoc-3-nitro-L-phenylalanine

    Purity:
    ≥ 99% (Assay)
    Synonym:
    Fmoc-L-Phe(3-NO2)-OH
    Catalog Number:
    15123
    CAS Number:
    206060-42-6
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD01317718
    Molecular Formula:
    C24H20N2O6
    Molecular Weight:
    432.4
  • Fmoc-β-cyano-L-alanine

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    Fmoc-β-Cyano-L-Ala-OH
    Catalog Number:
    15135
    CAS Number:
    127273-06-7
    Purity Limit:
    ≥ 95% (HPLC)
    MDL NO:
    MFCD01861370
    Molecular Formula:
    C19H16N2O4
    Molecular Weight:
    336.34
  • Nα-Fmoc-Nε-methyl-Nε-Boc-L-lysine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-Lys(Boc)(Me)-OH
    Catalog Number:
    14854
    CAS Number:
    951695-85-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01861332
    Molecular Formula:
    C27H34N2O6
    Molecular Weight:
    482.58
  • (R)-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    L-Dtc-OH
    Catalog Number:
    14358
    CAS Number:
    72778-00-8
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00070264
    Molecular Formula:
    C6H11NO2S
    Molecular Weight:
    161.22
  • 3-Bromo- L-phenylalanine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    L-Phe(3-Br)-OH
    Catalog Number:
    14322
    CAS Number:
    82311-69-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD06659110
    Molecular Formula:
    C9H10BrNO2
    Molecular Weight:
    244.1
  • 3-Bromo-D-phenylalanine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    D-Phe(3-Br)-OH
    Catalog Number:
    14323
    CAS Number:
    99295-78-0
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD06659100
    Molecular Formula:
    C9H10BrNO2
    Molecular Weight:
    244.1
  • L-2-Naphthylalanine methyl ester hydrochloride

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    L-Ala(2-naphthyl)-OMe·HCl
    Catalog Number:
    14304
    CAS Number:
    63024-26-0
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD08458519
    Molecular Formula:
    C14H15NO2·HCl
    Molecular Weight:
    265.74
  • (S)-Acetamidomethyl-L- penicillamine hydrochloride

    Purity:
    ≥ 98% (TLC)
    Synonym:
    L-Pen(Acm)-OH·HCl
    Catalog Number:
    14299
    CAS Number:
    1330286-48-0
    Purity Limit:
    ≥ 98% (TLC)
    MDL NO:
    MFCD08458518
    Molecular Formula:
    C8H16N2O3S·HCl
    Molecular Weight:
    256.9
  • (+/-)-Z-α-phosphonoglycine trimethyl ester

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    (+/-)-Methyl 2-benzyloxycarbonylamino-2-(dimethoxyphosphinyl)acetate
    Catalog Number:
    14125
    CAS Number:
    88568-95-0
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00043304
    Molecular Formula:
    C13H18NO7P
    Molecular Weight:
    331.27
  • Fmoc-2-cyano-L-phenylalanine

    Purity:
    ≥ 98% (ee)
    Synonym:
    Fmoc-L-Phe(2-CN)-OH
    Catalog Number:
    12844
    CAS Number:
    401933-16-2
    Purity Limit:
    ≥ 98% (ee)
    MDL NO:
    MFCD01863771
    Molecular Formula:
    C25H20N2O4
    Molecular Weight:
    412.4
  • 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-homoalanine

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    Fmoc-L-β-HomoAla-OH
    Catalog Number:
    12776
    CAS Number:
    193954-26-6
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD00270346
    Molecular Formula:
    C19H19NO4
    Molecular Weight:
    325.36
  • Fmoc-L-β-homoisoleucine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-L-β-HomoIle-OH
    Catalog Number:
    12771
    CAS Number:
    193954-27-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD01862850
    Molecular Formula:
    C22H25NO4
    Molecular Weight:
    367.45
  • Fmoc-Nω-(2,2,5,7,8-pentamethyl-chromane-6-sulfonyl)-L-β-homoarginine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-β-HomoArg(Pmc)-OH
    Catalog Number:
    12775
    CAS Number:
    700377-76-0
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD03788172
    Molecular Formula:
    C36H44N4O7S
    Molecular Weight:
    676.84
  • Fmoc-L-β-homoglutamic acid 6-tert-butyl ester

    Purity:
    ≥ 95%
    Synonym:
    Fmoc-L-β-HomoGlu(OtBu)-OH
    Catalog Number:
    12773
    CAS Number:
    203854-49-3
    Purity Limit:
    ≥ 95%
    MDL NO:
    MFCD01863053
    Molecular Formula:
    C25H29NO6
    Molecular Weight:
    439.51
  • Nβ-Fmoc-Nω-Boc-L-β-homolysine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-β-HomoLys(Boc)-OH
    Catalog Number:
    12769
    CAS Number:
    203854-47-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01863054
    Molecular Formula:
    C27H34N2O6
    Molecular Weight:
    482.58
  • Sarcosine ethyl ester hydrochloride

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Sar-OEt·HCl
    Catalog Number:
    12102
    CAS Number:
    52605-49-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00012506
    Molecular Formula:
    C5H11NO2·HCl
    Molecular Weight:
    153.62
  • 4-Amino-3-hydroxybutyric acid

    Purity:
    ≥ 98% (Assay)
    Synonym:
    DL-g-Amino-b-hydroxybutyric acid
    Catalog Number:
    12034
    CAS Number:
    924-49-2
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD00008141
    Molecular Formula:
    C4H9NO3
    Molecular Weight:
    119.1
  • Fmoc-L-β-homophenylalanine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-L-β-HomoPhe-OH
    Catalog Number:
    12744
    CAS Number:
    193954-28-8
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD01863055
    Molecular Formula:
    C25H23NO4
    Molecular Weight:
    401.46
  • Fmoc-β-chloro-L-alanine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-β-Chloro-L-Ala-OH
    Catalog Number:
    12423
    CAS Number:
    212651-52-0
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00270534
    Molecular Formula:
    C18H15NO4Cl
    Molecular Weight:
    345.7
  • Fmoc-3,5-diiodo-D-tyrosine

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    Fmoc-3,5-diiodo-D-Tyr-OH
    Catalog Number:
    12376
    CAS Number:
    212651-51-9
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00270484
    Molecular Formula:
    C24H19I2NO5
    Molecular Weight:
    655.23
  • O-Phospho-L-tyrosine

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    L-Tyr(H2PO3)-OH
    Catalog Number:
    12121
    CAS Number:
    21820-51-9
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00002603
    Molecular Formula:
    C9H12NO6P
    Molecular Weight:
    261.17
  • L-3,5-Diiodotyrosine ethyl ester hydrochloride

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    3,5-Diiodo-L-Tyr-OEt·HCl
    Catalog Number:
    12117
    CAS Number:
    74051-47-1
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00035073
    Molecular Formula:
    C11H12NO3I2·Cl
    Molecular Weight:
    496.51
  • Fmoc-cis-3-aminocyclohexane carboxylic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-1,3-cis-Achc-OH
    Catalog Number:
    11953
    CAS Number:
    312965-05-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01862345
    Molecular Formula:
    C22H23NO4
    Molecular Weight:
    365.4
  • Boc-(S)-3-amino-2-oxo-1-pyrrolidine-acetic acid

    Purity:
    ≥ 97% (Assay)
    Synonym:
    (S-3-(Boc-amino)-2-oxo-1-pyrrolidine-acetic acid
    Catalog Number:
    11752
    CAS Number:
    79839-26-2
    Purity Limit:
    ≥ 97% (Assay)
    MDL NO:
    MFCD02684392
    Molecular Formula:
    C11H18N2O5
    Molecular Weight:
    258.3
  • β-Cyclohexyl-L-alanine hydrochloride

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    L-Cha-OH·HCl
    Catalog Number:
    11696
    CAS Number:
    25528-71-6
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00190861
    Molecular Formula:
    C9H17NO2·HCl
    Molecular Weight:
    207.7
  • Deamino-histidine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    3-(Imidazol-4-yl)propionic acid
    Catalog Number:
    11073
    CAS Number:
    1074-59-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00237415
    Molecular Formula:
    C6H8N2O2
    Molecular Weight:
    140.14
  • Boc-(4-hydroxy)piperidine

    Purity:
    ≥ 99% (Assay)
    Synonym:
    1-Boc-4-piperidinol
    Catalog Number:
    07364
    CAS Number:
    109384-19-2
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD01075174
    Molecular Formula:
    C10H19NO3
    Molecular Weight:
    201.27
  • L-α-Methylproline

    Purity:
    ≥ 98% (NMR)
    Synonym:
    α-Me-L-Pro-OH
    Catalog Number:
    08219
    CAS Number:
    42856-71-3
    Purity Limit:
    ≥ 98% (NMR)
    MDL NO:
    MFCD01318647
    Molecular Formula:
    C6H11NO2
    Molecular Weight:
    129.16
  • Fmoc-O-phospho-L-serine

    Purity:
    ≥ 98% (Assay)
    Synonym:
    Fmoc-L-Ser(H2PO3)-OH
    Catalog Number:
    08085
    CAS Number:
    158171-15-4
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD00672324
    Molecular Formula:
    C18H18NO8P
    Molecular Weight:
    407.32
  • H-Allyl-L-glycine

    Purity:
    ≥ 99.5% (HPLC)
    Synonym:
    L-Gly(allyl)-OH
    Catalog Number:
    07441
    CAS Number:
    16338-48-0
    Purity Limit:
    ≥ 99.5% (HPLC)
    MDL NO:
    MFCD00002627
    Molecular Formula:
    C5H9NO2
    Molecular Weight:
    115.14
  • Fmoc-β-(3-thienyl)-D-alanine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-D-Ala-3-(3-thienyl)-OH
    Catalog Number:
    07417
    CAS Number:
    220497-90-5
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00151915
    Molecular Formula:
    C22H19NO4S
    Molecular Weight:
    393.4
  • Fmoc-β-(3-thienyl)-L-alanine

    Purity:
    ≥ 98% (Assay)
    Synonym:
    Fmoc-L-Ala-3-(3-thienyl)-OH
    Catalog Number:
    07416
    CAS Number:
    186320-06-9
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD00151916
    Molecular Formula:
    C22H19NO4S
    Molecular Weight:
    393.4
  • p-Trifluoromethyl-L-phenylalanine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    L-Phe(4-CF3)-OH
    Catalog Number:
    07388
    CAS Number:
    114926-38-4
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00044946
    Molecular Formula:
    C10H10F3NO2
    Molecular Weight:
    233.19
  • 3-Trifluoromethyl-D-phenylalanine

    Purity:
    ≥ 98%
    Synonym:
    D-Phe(3-CF3)-OH
    Catalog Number:
    07383
    CAS Number:
    14464-67-6
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD01860875
    Molecular Formula:
    C10H10F3NO2
    Molecular Weight:
    233.19
  • Boc-tranexamic acid

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    Boc-trans-4-(aminomethyl)cyclohexane-1-carboxylic acid
    Catalog Number:
    07351
    CAS Number:
    27687-14-5
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00673773
    Molecular Formula:
    C13H23NO4
    Molecular Weight:
    257.32
  • Catalog Number:
    07340
    CAS Number:
    207129-12-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01321020
    Molecular Formula:
    C24H26N2O6
    Molecular Weight:
    438.47
  • Fmoc-4-hydrazinobenzoic acid

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    4-(Fmoc-hydrazino)-benzoic acid
    Catalog Number:
    07339
    CAS Number:
    214475-53-3
    Purity Limit:
    ≥ 95% (HPLC)
    MDL NO:
    MFCD02179643
    Molecular Formula:
    C22H18N2O4
    Molecular Weight:
    374.4
  • Fmoc-azetidine-3-carboxylic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-3-azetidine carboxylic acid
    Catalog Number:
    07330
    CAS Number:
    193693-64-0
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD01321018
    Molecular Formula:
    C19H17NO4
    Molecular Weight:
    323.35
  • Catalog Number:
    07333
    CAS Number:
    268542-17-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD02179640
    Molecular Formula:
    C28H36N2O6
    Molecular Weight:
    496.59
  • Fmoc-D-allyl-Gly-OH

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-D-2-allylglycine
    Catalog Number:
    07306
    CAS Number:
    170642-28-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01311776
    Molecular Formula:
    C20H19NO4
    Molecular Weight:
    337.37
  • Fmoc-N-methyl-L-phenylglycine

    Purity:
    ≥ 98%
    Synonym:
    Fmoc-N-Me-L-Phg-OH
    Catalog Number:
    07271
    CAS Number:
    574739-36-9
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD01861296
    Molecular Formula:
    C24H21NO4
    Molecular Weight:
    387.4
  • Fmoc-D-cyclopentylglycine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-D-Gly(cyclopentyl)-OH
    Catalog Number:
    07246
    CAS Number:
    136555-16-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01311778
    Molecular Formula:
    C22H23NO4
    Molecular Weight:
    365.2
  • Fmoc-1,2-diaminoethane·HCl

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-NH(CH2)2NH2·HCl
    Catalog Number:
    07142
    CAS Number:
    391624-46-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00830741
    Molecular Formula:
    C17H18N2O2·HCl
    Molecular Weight:
    318.8
  • 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-D-allo-threonine

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    Fmoc-D-allo-Thr-OH
    Catalog Number:
    07047
    CAS Number:
    130674-54-3
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD01318738
    Molecular Formula:
    C19H19NO5
    Molecular Weight:
    341.4
  • Catalog Number:
    07143
    CAS Number:
    166410-34-0, 210767-37-6
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00830742
    Molecular Formula:
    C18H20N2O2·Cl
    Molecular Weight:
    332.9