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Unusual Amino Acids

2217
Filters

  • Boc-4-bromo-D-β-homophenylalanine

    Purity:
    ≥ 99% (HPLC, Chiral purity)
    Synonym:
    Boc-D-b-HomoPhe(4-Br)-OH
    Catalog Number:
    15519
    CAS Number:
    331763-75-8
    Purity Limit:
    ≥ 99% (HPLC, Chiral purity)
    MDL NO:
    MFCD01860917
    Molecular Formula:
    C15H20BrNO4
    Molecular Weight:
    358.23
    Specification Sheet SDS

  • 4-Bromo-D-β-homophenylalanine hydrochloride

    Purity:
    ≥ 98.5%
    Synonym:
    D-β-HomoPhe(4-Br)-OH·HCl
    Catalog Number:
    15518
    CAS Number:
    331763-73-6
    Purity Limit:
    ≥ 98.5%
    MDL NO:
    MFCD01860916
    Molecular Formula:
    C10H12BrNO2·HCl
    Molecular Weight:
    294.58
    Specification Sheet SDS

  • Fmoc-Nγ-trityl-L-β-homoglutamine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-β-HomoGln(Trt)-OH
    Catalog Number:
    15496
    CAS Number:
    401915-55-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD03427580
    Molecular Formula:
    C40H36N2O5
    Molecular Weight:
    624.73
    Specification Sheet SDS

  • (R)-3-Amino-3-(2-thienyl)propionic acid

    Purity:
    ≥ 99% (Chiral purity)
    Synonym:
    L-β-Ala-(2-thienyl)-OH
    Catalog Number:
    15490
    CAS Number:
    73495-10-0
    Purity Limit:
    ≥ 99% (Chiral purity)
    MDL NO:
    MFCD04113649
    Molecular Formula:
    C7H9NO2S
    Molecular Weight:
    171.21
    Specification Sheet SDS

  • (R)-a-4-Methylbenzyl)proline·HCl

    Catalog Number:
    15456
    CAS Number:
    637020-62-3
    MDL NO:
    MFCD06797530
    Molecular Formula:
    C13H17NO2·HCl
    Molecular Weight:
    255.74
    SDS

  • (R)-3-Amino-3-(4-hydroxyphenyl)propionic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    D-β-Phe(4-OH)-OH
    Catalog Number:
    15489
    CAS Number:
    73025-69-1
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD04113666
    Molecular Formula:
    C9H11NO3
    Molecular Weight:
    181.19
    Specification Sheet SDS

  • L-β-Homotyrosine hydrochloride

    Purity:
    ≥ 97%
    Synonym:
    L-β-HomoTyr-OH·HCl
    Catalog Number:
    15498
    CAS Number:
    336182-13-9
    Purity Limit:
    ≥ 97%
    MDL NO:
    MFCD01862869
    Molecular Formula:
    C10H13NO3·HCl
    Molecular Weight:
    231.68
    Specification Sheet SDS

  • (-)-(1R,3S)-3-Aminocyclopentane carboxylic acid

    Purity:
    ≥ 95% (Assay)
    Synonym:
    (-)-(1R,3S-β-Homocycloleucine
    Catalog Number:
    15488
    CAS Number:
    71830-08-5
    Purity Limit:
    ≥ 95% (Assay)
    MDL NO:
    MFCD00211289
    Molecular Formula:
    C6H11NO2
    Molecular Weight:
    129.16
    Specification Sheet SDS

  • (R)-a-(2-Naphthalenylmethyl)proline·HCl

    Purity:
    ≥ 98%
    Catalog Number:
    15470
    CAS Number:
    679796-42-0
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD04115806
    Molecular Formula:
    C16H17NO2·HCl
    Molecular Weight:
    291.82
    Specification Sheet SDS

  • Boc-(R)-3-amino-3-(4-methylphenyl)propionic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-L-β-Phe(4-Me)-OH
    Catalog Number:
    15452
    CAS Number:
    479064-97-6
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD03427935
    Molecular Formula:
    C15H21NO4
    Molecular Weight:
    279.34
    Specification Sheet SDS

  • Fmoc-(R)-3-amino-3-(4-chlorophenyl)propionic acid

    Synonym:
    Fmoc-D-β-Phe(4-Cl)-OH
    Catalog Number:
    15447
    CAS Number:
    479064-92-1
    MDL NO:
    MFCD03428036
    Molecular Formula:
    C24H20ClNO4
    Molecular Weight:
    421.88
    SDS

  • Boc-(S)-a-(4-methylbenzyl)proline

    Purity:
    ≥ 99% (HPLC)
    Catalog Number:
    15475
    CAS Number:
    706806-63-5
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD06797543
    Molecular Formula:
    C18H25NO4
    Molecular Weight:
    319.4
    Specification Sheet SDS

  • Pentafluoro-D-phenylalanine

    Purity:
    ≥ 98%
    Synonym:
    D-Phe(F)5-OH
    Catalog Number:
    15440
    CAS Number:
    40332-58-9
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD01860872
    Molecular Formula:
    C9H6F5NO2
    Molecular Weight:
    255.14
    Specification Sheet SDS

  • Boc-(R)-3-amino-3-(4-chlorophenyl)propionic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-D-β-Phe(4-Cl)-OH
    Catalog Number:
    15448
    CAS Number:
    479064-93-2
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD03427960
    Molecular Formula:
    C14H18ClNO4
    Molecular Weight:
    299.75
    Specification Sheet SDS

  • Fmoc-(R)-3-amino-3-(4-methylphenyl)propionic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-D-β-Phe(4-Me)-OH
    Catalog Number:
    15453
    CAS Number:
    479064-98-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD03428011
    Molecular Formula:
    C25H23NO4
    Molecular Weight:
    401.46
    Specification Sheet SDS

  • Boc-(±)-trans-4-(3-fluorophenyl)pyrrolidine-3-carboxylic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-trans-DL-β-Pro-4-(3-fluorophenyl)-OH
    Catalog Number:
    15434
    CAS Number:
    301226-53-9
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD06659258
    Molecular Formula:
    C16H20FNO4
    Molecular Weight:
    309.34
    Specification Sheet SDS

  • (S)-3-Amino-3-(4-hydroxyphenyl)propionic acid

    Purity:
    ≥ 98% (HPLC, Chiral purity)
    Synonym:
    L-β-Phe(4-OH)-OH
    Catalog Number:
    15455
    CAS Number:
    54732-46-6
    Purity Limit:
    ≥ 98% (HPLC, Chiral purity)
    MDL NO:
    MFCD04113697
    Molecular Formula:
    C9H11NO3
    Molecular Weight:
    181.19
    Specification Sheet SDS

  • Fmoc-(S)-3-amino-3-(4-methylphenyl)propionic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-L-β-Phe(4-Me)-OH
    Catalog Number:
    15454
    CAS Number:
    479064-99-8
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD03427973
    Molecular Formula:
    C25H23NO4
    Molecular Weight:
    401.46
    Specification Sheet SDS

  • Boc-(S)-3-amino-3-(4-methylphenyl)propionic acid

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    Boc-D-β-Phe(4-Me)-OH
    Catalog Number:
    15451
    CAS Number:
    479064-96-5
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD03427897
    Molecular Formula:
    C15H21NO4
    Molecular Weight:
    279.34
    Specification Sheet SDS

  • 2-(4-Boc-piperazinyl)-2-phenylacetic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    α-(4-Boc-piperazinyl)-α-phenylacetic acid
    Catalog Number:
    15436
    CAS Number:
    347186-49-6
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD01862496
    Molecular Formula:
    C17H24N2O4
    Molecular Weight:
    320.39
    Specification Sheet SDS

  • Fmoc-(S)-3-amino-3-(3-nitrophenyl)propionic acid

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    Fmoc-L-β-Phe(3-NO2)-OH
    Catalog Number:
    15438
    CAS Number:
    374791-01-2
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD01631072
    Molecular Formula:
    C24H20N2O6
    Molecular Weight:
    432.43
    Specification Sheet SDS

  • Boc-(R)-3-amino-3-(4-fluorophenyl)propionic acid

    Purity:
    ≥ 95%
    Synonym:
    Boc-D-β-Phe(4-F)-OH
    Catalog Number:
    15449
    CAS Number:
    479064-94-3
    Purity Limit:
    ≥ 95%
    MDL NO:
    MFCD03427957
    Molecular Formula:
    C14H18FNO4
    Molecular Weight:
    283.3
    Specification Sheet SDS

  • Fmoc-(R)-3-amino-3-(3-nitrophenyl)propionic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-D-β-Phe(3-NO2)-OH
    Catalog Number:
    15439
    CAS Number:
    374791-04-5
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD01631080
    Molecular Formula:
    C24H20N2O6
    Molecular Weight:
    432.43
    Specification Sheet SDS

  • Boc-(S)-3-amino-3-(4-chlorophenyl)propionic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-L-β-Phe(4-Cl)-OH
    Catalog Number:
    15445
    CAS Number:
    479064-90-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD03427922
    Molecular Formula:
    C14H18ClNO4
    Molecular Weight:
    299.75
    Specification Sheet SDS

  • Boc-(S)-3-amino-3-(4-fluorophenyl)propionic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-L-β-Phe(4-F)-OH
    Catalog Number:
    15443
    CAS Number:
    479064-88-5
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD03427919
    Molecular Formula:
    C14H18FNO4
    Molecular Weight:
    283.3
    Specification Sheet SDS

  • Fmoc-(S)-3-amino-3-(4-fluorophenyl)propionic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-L-β-Phe(4-F)-OH
    Catalog Number:
    15444
    CAS Number:
    479064-89-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD03427995
    Molecular Formula:
    C24H20FNO4
    Molecular Weight:
    405.42
    Specification Sheet SDS

  • (S)-3-Amino-3-(4-bromophenyl)propionic acid

    Purity:
    ≥ 99%
    Synonym:
    L-β-Phe(4-Br)-OH
    Catalog Number:
    15430
    CAS Number:
    275826-36-3
    Purity Limit:
    ≥ 99%
    MDL NO:
    MFCD03840456
    Molecular Formula:
    C9H10BrNO2
    Molecular Weight:
    244.09
    Specification Sheet SDS

  • (S)-3-Amino-3-(3-bromophenyl)propionic acid

    Purity:
    ≥ 98% (Chiral purity)
    Synonym:
    L-β-Phe(3-Br)-OH
    Catalog Number:
    15429
    CAS Number:
    275826-35-2
    Purity Limit:
    ≥ 98% (Chiral purity)
    MDL NO:
    MFCD04113686
    Molecular Formula:
    C9H10BrNO2
    Molecular Weight:
    244.09
    Specification Sheet SDS

  • (S)-3-Amino-3-(1-naphthyl)propionic acid

    Purity:
    ≥ 99% (TLC)
    Synonym:
    L-β-Ala-(1-naphthyl)-OH
    Catalog Number:
    15431
    CAS Number:
    275826-46-5
    Purity Limit:
    ≥ 99% (TLC)
    MDL NO:
    MFCD04113670
    Molecular Formula:
    C13H13NO2
    Molecular Weight:
    215.25
    Specification Sheet SDS

  • (S)-3-Amino-3-(2-bromophenyl)propionic acid

    Purity:
    ≥ 98% (TLC)
    Synonym:
    L-β-Phe(2-Br)-OH
    Catalog Number:
    15428
    CAS Number:
    275826-34-1
    Purity Limit:
    ≥ 98% (TLC)
    MDL NO:
    MFCD04113674
    Molecular Formula:
    C9H10BrNO2
    Molecular Weight:
    244.09
    Specification Sheet SDS

  • Boc-(S)-3-amino-3-(3'-pyridyl)propionic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-L-β-Ala-(3'-pyridyl)-OH
    Catalog Number:
    15433
    CAS Number:
    297773-45-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD03427910
    Molecular Formula:
    C13H18N2O4
    Molecular Weight:
    266.3
    Specification Sheet SDS

  • Fmoc-(1-naphthyl)-L-β-homoalanine

    Purity:
    ≥ 98%
    Synonym:
    Fmoc-L-β-HomoAla(1-naphthyl)-OH
    Catalog Number:
    15350
    CAS Number:
    270063-38-2
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD01861034
    Molecular Formula:
    C29H25NO4
    Molecular Weight:
    451.52
    Specification Sheet SDS

  • (S)-3-Amino-4-(2-naphthyl)butyric acid hydrochloride

    Purity:
    ≥ 98%
    Synonym:
    L-β-HomoAla(2-naphthyl)-OH·HCl
    Catalog Number:
    15351
    CAS Number:
    270063-39-3
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD01861035
    Molecular Formula:
    C14H15NO2·HCl
    Molecular Weight:
    265.74
    Specification Sheet SDS

  • 4-Bromo-L-β-homophenylalanine hydrochloride

    Purity:
    ≥ 98% (NMR)
    Synonym:
    L-β-HomoPhe(4-Br)-OH·HCl
    Catalog Number:
    15333
    CAS Number:
    270062-84-5
    Purity Limit:
    ≥ 98% (NMR)
    MDL NO:
    MFCD01861014
    Molecular Formula:
    C10H13BrClNO2
    Molecular Weight:
    294.58
    Specification Sheet SDS

  • (S)-3-Amino-3-phenylpropionic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    L-β-Phe-OH
    Catalog Number:
    15326
    CAS Number:
    40856-44-8
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD01076238
    Molecular Formula:
    C9H11NO2
    Molecular Weight:
    165.19
    Specification Sheet SDS

  • Boc-4-bromo-L-β-homophenylalanine

    Purity:
    ≥ 98%
    Synonym:
    Boc-L-β-HomoPhe(4-Br)-OH
    Catalog Number:
    15334
    CAS Number:
    270062-85-6
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD01861015
    Molecular Formula:
    C15H20BrNO4
    Molecular Weight:
    358.23
    Specification Sheet SDS

  • (R)-3-Amino-3-phenylpropionic acid

    Purity:
    ≥ 99% (Assay)
    Synonym:
    D-β-Phe-OH
    Catalog Number:
    15327
    CAS Number:
    83649-48-3
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD01076237
    Molecular Formula:
    C9H11NO2
    Molecular Weight:
    165.19
    Specification Sheet SDS

  • (1-Naphthyl)-D-β-homoalanine hydrochloride

    Purity:
    ≥ 98% (Chiral Purity)
    Synonym:
    D-β-HomoAla(1-naphthyl)-OH·HCl
    Catalog Number:
    15299
    CAS Number:
    269398-88-1
    Purity Limit:
    ≥ 98% (Chiral Purity)
    MDL NO:
    MFCD01860935
    Molecular Formula:
    C14H15NO2·HCl
    Molecular Weight:
    265.74
    Specification Sheet SDS

  • (R)-3-Amino-3-(3-chlorophenyl)propionic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    D-β-Phe(3-Cl)-OH
    Catalog Number:
    15264
    CAS Number:
    262429-49-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD04113654
    Molecular Formula:
    C9H10ClNO2
    Molecular Weight:
    199.64
    Specification Sheet SDS

  • Fmoc-(R)-3-amino-4-(2-naphthyl)butyric acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-D-β-HomoAla(2-naphthyl)-OH
    Catalog Number:
    15302
    CAS Number:
    269398-91-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01860938
    Molecular Formula:
    C29H25NO4
    Molecular Weight:
    451.52
    Specification Sheet SDS

  • Fmoc-(1-naphthyl)-D-β-homoalanine

    Purity:
    ≥ 99% (Chiral purity)
    Synonym:
    Fmoc-D-β-HomoAla(1-naphthyl)-OH
    Catalog Number:
    15300
    CAS Number:
    269398-89-2
    Purity Limit:
    ≥ 99% (Chiral purity)
    MDL NO:
    MFCD01860936
    Molecular Formula:
    C29H25NO4
    Molecular Weight:
    451.52
    Specification Sheet SDS

  • (R)-3-Amino-4-(2-naphthyl)butyric acid hydrochloride

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    D-β-HomoAla(2-naphthyl)-OH·HCl
    Catalog Number:
    15301
    CAS Number:
    269398-90-5
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD01860937
    Molecular Formula:
    C14H15NO2·HCl
    Molecular Weight:
    265.74
    Specification Sheet SDS

  • Boc-(R)-3-amino-3-(4-bromophenyl)propionic acid

    Purity:
    ≥ 99% (Chiral HPLC, HPLC)
    Synonym:
    Boc-D-β-Phe(4-Br)-OH
    Catalog Number:
    15263
    CAS Number:
    261380-20-5
    Purity Limit:
    ≥ 99% (Chiral HPLC, HPLC)
    MDL NO:
    MFCD01320860
    Molecular Formula:
    C14H18BrNO4
    Molecular Weight:
    344.2
    Specification Sheet SDS

  • Boc-(1-naphthyl)-L-β-homoalanine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-L-β-HomoAla(1-naphthyl)-OH
    Catalog Number:
    15247
    CAS Number:
    219297-09-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01076282
    Molecular Formula:
    C19H23NO4
    Molecular Weight:
    329.4
    Specification Sheet SDS

  • Fmoc-D-α-(5-bromothienyl)alanine

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    Fmoc-D-2-(5-bromothienyl)alanine
    Catalog Number:
    15257
    CAS Number:
    220497-83-6
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD01311772
    Molecular Formula:
    C22H18BrNO4S
    Molecular Weight:
    472.35
    Specification Sheet SDS

  • (+)-(1S,3R)-N-Boc-3-aminocyclopentane carboxylic acid

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    (+)-(1S,3R-N-Boc-β-homocycloleucine
    Catalog Number:
    15260
    CAS Number:
    261165-05-3
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD01320857
    Molecular Formula:
    C11H19NO4
    Molecular Weight:
    229.28
    Specification Sheet SDS

  • Boc-L-β-homoisoleucine

    Purity:
    ≥ 98% (NMR)
    Synonym:
    Boc-L-β-HomoIle-OH
    Catalog Number:
    15237
    CAS Number:
    218608-82-3
    Purity Limit:
    ≥ 98% (NMR)
    MDL NO:
    MFCD01076254
    Molecular Formula:
    C12H23NO4
    Molecular Weight:
    245.32
    Specification Sheet SDS

  • Fmoc-(S)-3-amino-3-(4-bromophenyl)propionic acid

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    Fmoc-L-β-Phe(4-Br)-OH
    Catalog Number:
    15256
    CAS Number:
    220497-68-7
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD01311760
    Molecular Formula:
    C24H20BrNO4
    Molecular Weight:
    466.33
    Specification Sheet SDS

  • (R)-3-Amino-3-(3'-pyridyl)propionic acid

    Purity:
    ≥ 98%
    Synonym:
    D-β-Ala-(3'-pyridyl)-OH
    Catalog Number:
    15220
    CAS Number:
    155050-17-2
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD04113662
    Molecular Formula:
    C8H10N2O2
    Molecular Weight:
    166.18
    Specification Sheet SDS

  • Fmoc-L-α-(5-bromothienyl)alanine

    Purity:
    ≥ 98% (HPLC, Chiral purity)
    Synonym:
    Fmoc-L-2-(5-bromothienyl)alanine
    Catalog Number:
    15253
    CAS Number:
    220497-50-7
    Purity Limit:
    ≥ 98% (HPLC, Chiral purity)
    MDL NO:
    MFCD01311745
    Molecular Formula:
    C22H18BrNO4S
    Molecular Weight:
    472.35
    Specification Sheet SDS
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