💛 99% Happy customers

📦 Same-day shipping on in-stock items

🌟 The Next Big Thing in Science

Unusual Amino Acids

2217
Filters

  • Fmoc-(S)-2-(aminomethyl)-3-methylbutanoic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    (S-Fmoc-2-aminomethyl-3-methyl-butyric acid
    Catalog Number:
    29031
    CAS Number:
    203854-59-5
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD07372881
    Molecular Formula:
    C21H23NO4
    Molecular Weight:
    353.42
    Specification Sheet SDS

  • (S)-1-Boc-3-hydroxypiperidine

    Purity:
    ≥ 99% (Chiral Purity)
    Synonym:
    (S)-tert-Butyl 3-hydroxypiperidine-1-carboxylate
    Catalog Number:
    28962
    CAS Number:
    143900-44-1
    Purity Limit:
    ≥ 99% (Chiral Purity)
    MDL NO:
    MFCD04115307
    Molecular Formula:
    C10H19NO3
    Molecular Weight:
    201.26
    Specification Sheet SDS

  • (R)-N-(tert-butoxycarbonyl)-3-hydroxypiperidine

    Purity:
    ≥ 99% (Chiral Purity)
    Synonym:
    (R-tert-Butyl 3-hydroxypiperidine-1-carboxylate
    Catalog Number:
    28963
    CAS Number:
    143900-43-0
    Purity Limit:
    ≥ 99% (Chiral Purity)
    MDL NO:
    MFCD04115306
    Molecular Formula:
    C10H19NO3
    Molecular Weight:
    201.26
    Specification Sheet SDS

  • Piperazine-1-carboxylic acid methyl ester

    Purity:
    ≥ 99% (GC)
    Synonym:
    Methyl piperazine-1-carboxylate
    Catalog Number:
    28944
    CAS Number:
    50606-31-0
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD06411658
    Molecular Formula:
    C6H12N2O2
    Molecular Weight:
    144.17
    Specification Sheet SDS

  • (R)-3-(Fmoc-amino)-2-methylpropionic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Fmoc-(R)-ampa-OH
    Catalog Number:
    28833
    CAS Number:
    211682-15-4
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD04040043
    Molecular Formula:
    C19H19NO4
    Molecular Weight:
    325.36
    Specification Sheet SDS

  • Fmoc-( S)-3-amino-2-methyl propionic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc- S -Ampa-OH
    Catalog Number:
    28786
    CAS Number:
    203854-58-4
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD03788584
    Molecular Formula:
    C19H19NO4
    Molecular Weight:
    325.36
    Specification Sheet SDS

  • (S)-(+)-1-Benzyl-3-hydroxypiperidine

    Purity:
    ≥ 98% (HPLC, Chiral purity)
    Synonym:
    (S-1-Benzyl-3-piperidinol
    Catalog Number:
    28759
    CAS Number:
    91599-79-0
    Purity Limit:
    ≥ 98% (HPLC, Chiral purity)
    MDL NO:
    MFCD03426359
    Molecular Formula:
    C12H17NO
    Molecular Weight:
    191.27
    Specification Sheet SDS

  • 2-Piperazinecarboxylic acid ethyl ester dihydrochloride

    Purity:
    ≥ 95% (NMR)
    Synonym:
    Ethyl-2-piperazinecarboxylate dihydrochloride
    Catalog Number:
    28723
    CAS Number:
    129798-91-0
    Purity Limit:
    ≥ 95% (NMR)
    MDL NO:
    MFCD22381964
    Molecular Formula:
    C7H14N2O2·2HCl
    Molecular Weight:
    231.12
    Specification Sheet SDS

  • Boc-(R)-2-amino-3-hydroxy-3-methylbutanoic acid

    Purity:
    ≥ 98% (Assay)
    Synonym:
    N-Boc-3-hydroxy-D-valine
    Catalog Number:
    28640
    CAS Number:
    288159-40-0
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD02682576
    Molecular Formula:
    C10H19NO5
    Molecular Weight:
    233.26
    Specification Sheet SDS

  • (R)-(-)-Nipecotic acid

    Purity:
    ≥ 98% (assay by titration)
    Synonym:
    (R-(-)-3-Piperidinecarboxylic acid
    Catalog Number:
    28509
    CAS Number:
    25137-00-2
    Purity Limit:
    ≥ 98% (assay by titration)
    MDL NO:
    MFCD01630787
    Molecular Formula:
    C6H11NO2
    Molecular Weight:
    129.16
    Specification Sheet SDS

  • O-(2-Chlorobenzyl)hydroxylamine hydrochloride

    Purity:
    ≥ 98% (TLC)
    Catalog Number:
    28477
    CAS Number:
    5555-48-6
    Purity Limit:
    ≥ 98% (TLC)
    MDL NO:
    MFCD01114592
    Molecular Formula:
    C7H8ClNO·HCl
    Molecular Weight:
    194.06
    Specification Sheet SDS

  • Boc-D-cyclopentylglycine

    Purity:
    ≥ 99% (HPLC)
    Catalog Number:
    28376
    CAS Number:
    156881-63-9
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00671402
    Molecular Formula:
    C12H21NO4
    Molecular Weight:
    243.3
    Specification Sheet SDS

  • 1-Z-Piperazine

    Purity:
    ≥ 98% (GC)
    Synonym:
    1-(Benzyloxycarbonyl)piperazine
    Catalog Number:
    28315
    CAS Number:
    31166-44-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00274317
    Molecular Formula:
    C12H16N2O2
    Molecular Weight:
    220.27
    Specification Sheet SDS

  • (R)-(-)-1-Benzyl-3-hydroxypiperidine

    Hazmat
    Purity:
    ≥ 99% (GC, Chiral purity)
    Synonym:
    (R-1-Benzyl-3-piperidinol
    Hazmat
    Catalog Number:
    28314
    CAS Number:
    91599-81-4
    Purity Limit:
    ≥ 99% (GC, Chiral purity)
    MDL NO:
    MFCD00274307
    Molecular Formula:
    C12H17NO
    Molecular Weight:
    191.27
    Specification Sheet SDS

  • 1-Benzyl-3-piperidone hydrochloride hydrate

    Catalog Number:
    28057
    CAS Number:
    50606-58-1
    MDL NO:
    MFCD00150096
    Molecular Formula:
    C12H15NO·HCl·H2O
    Molecular Weight:
    243.73
    SDS

  • 1-Benzyl-3-hydroxypiperidine

    Purity:
    ≥ 98%
    Synonym:
    1-Benzyl-3-piperidinol
    Catalog Number:
    27637
    CAS Number:
    14813-01-5
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD00044200
    Molecular Formula:
    C12H17NO
    Molecular Weight:
    191.3
    Specification Sheet SDS

  • O-Allylhydroxylamine hydrochloride

    Purity:
    ≥ 99% (HPLC)
    Catalog Number:
    27343
    CAS Number:
    38945-21-0
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00012957
    Molecular Formula:
    C3H7NO·HCl
    Molecular Weight:
    109.56
    Specification Sheet SDS

  • Diethyl adipate

    Purity:
    ≥ 98% (GC)
    Synonym:
    Hexanedioic acid diethyl ester
    Catalog Number:
    27214
    CAS Number:
    141-28-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00009215
    Molecular Formula:
    C10H18O4
    Molecular Weight:
    202.25
    Specification Sheet SDS

  • Piperazine-1-carboxylic acid ethyl ester

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    Ethyl-1-piperazine carboxylate
    Hazmat
    Catalog Number:
    26970
    CAS Number:
    120-43-4
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00005964
    Molecular Formula:
    C7H14N2O2
    Molecular Weight:
    158.2
    Specification Sheet SDS

  • Z-8-amino-3,6-dioxaoctanoic acid dicyclohexylammonium salt

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Z-AEEA·DCHA
    Catalog Number:
    26472
    CAS Number:
    560088-84-8
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD09264375
    Molecular Formula:
    C14H19NO6·C12H23N
    Molecular Weight:
    478.63
    Specification Sheet SDS

  • Nα-Boc-Nβ-Z-L-2,3-diaminopropan-1-ol

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-L-Dap(Z)-ol
    Catalog Number:
    26467
    CAS Number:
    721927-81-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD20231409
    Molecular Formula:
    C23H28N2O5
    Molecular Weight:
    412.48
    Specification Sheet SDS

  • Fmoc-D-glutamic acid α-amide

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Fmoc-D-Glu-NH2
    Catalog Number:
    26456
    CAS Number:
    292150-20-0
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01861343
    Molecular Formula:
    C20H20N2O5
    Molecular Weight:
    368.39
    Specification Sheet SDS

  • Nα-Z-L-2,3-diaminopropionic acid methyl ester hydrochloride

    Purity:
    ≥ 98.5% (HPLC)
    Synonym:
    Z-L-Dap-OMe·HCl
    Catalog Number:
    26448
    CAS Number:
    35761-27-4
    Purity Limit:
    ≥ 98.5% (HPLC)
    MDL NO:
    MFCD03701202
    Molecular Formula:
    C12H16N2O4·HCl
    Molecular Weight:
    288.73
    Specification Sheet SDS

  • Nβ-Boc-D-2,3-diaminopropionic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    D-Dap(Boc)-OH
    Catalog Number:
    26446
    CAS Number:
    259825-43-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD08275861
    Molecular Formula:
    C8H16N2O4
    Molecular Weight:
    204.22
    Specification Sheet SDS

  • Nβ-Boc-L-2,3-diaminopropionic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    L-Dap(Boc)-OH
    Catalog Number:
    26447
    CAS Number:
    74536-29-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD02683451
    Molecular Formula:
    C8H16N2O4
    Molecular Weight:
    204.22
    Specification Sheet SDS

  • N-Boc,N'-benzyl-1,3-diaminopropane hydrochloride

    Purity:
    99 - 100% (Assay by titration)
    Synonym:
    Boc-Dap-Bzl·HCl
    Catalog Number:
    26452
    CAS Number:
    90914-08-2
    Purity Limit:
    99 - 100% (Assay by titration)
    MDL NO:
    MFCD21363160
    Molecular Formula:
    C15H24N2O2·HCl
    Molecular Weight:
    300.83
    Specification Sheet SDS

  • N-Boc,N'-benzyl-1,4-diaminobutane hydrochloride

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-Dab-Bzl·HCl
    Catalog Number:
    26451
    CAS Number:
    90914-09-3
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD21363161
    Molecular Formula:
    C16H26N2O2·HCl
    Molecular Weight:
    314.85
    Specification Sheet SDS

  • Nα-Boc-Nβ-allyoxycarbonyl-D-2,3-diaminopropionic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-D-Dap(Aloc)-OH
    Catalog Number:
    26440
    CAS Number:
    179251-60-6
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD05663724
    Molecular Formula:
    C12H20N2O6
    Molecular Weight:
    288.3
    Specification Sheet SDS

  • H-1,4-trans-Achc-OMe·HCl

    Purity:
    ≥ 99% (Titration)
    Synonym:
    trans-4-Amino-cyclohexanecarboxylic acid methyl ester hydrochloride
    Catalog Number:
    26435
    CAS Number:
    61367-07-5
    Purity Limit:
    ≥ 99% (Titration)
    MDL NO:
    MFCD08274538
    Molecular Formula:
    C8H15NO2·HCl
    Molecular Weight:
    193.67
    Specification Sheet SDS

  • 1,4-cis-Aminocyclohexanecarboxylic acid methyl ester hydrochloride

    Purity:
    ≥ 99% (Titration)
    Synonym:
    H-1,4-cis-Achc-OMe·HCl
    Catalog Number:
    26434
    CAS Number:
    61367-16-6
    Purity Limit:
    ≥ 99% (Titration)
    MDL NO:
    MFCD08274537
    Molecular Formula:
    C8H15NO2·HCl
    Molecular Weight:
    193.67
    Specification Sheet SDS

  • 1,3-cis-Aminocyclohexanecarboxylic acid methyl ester hydrochloride

    Purity:
    ≥ 99% (Assay by titration, TLC)
    Synonym:
    H-1,3-cis-ACHC-OMe·HCl
    Catalog Number:
    26433
    CAS Number:
    87360-22-3
    Purity Limit:
    ≥ 99% (Assay by titration, TLC)
    MDL NO:
    MFCD13184930
    Molecular Formula:
    C8H15NO2·HCl
    Molecular Weight:
    193.67
    Specification Sheet SDS

  • (2S)-1-Boc-2-ethylpiperazine

    Purity:
    ≥ 96% (GC)
    Synonym:
    (2S-2-Ethyl-1-piperazinecarboxylic acid 1,1-dimethylethyl ester
    Catalog Number:
    26224
    CAS Number:
    325145-35-5
    Purity Limit:
    ≥ 96% (GC)
    MDL NO:
    MFCD07772100
    Molecular Formula:
    C11H22N2O2
    Molecular Weight:
    214.31
    Specification Sheet SDS

  • 1-Boc-azetidine-3-carboxylic acid methyl ester

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    1-(tert-Butoxycarbonyl)-3-(methoxycarbonyl)azetidine
    Catalog Number:
    26200
    CAS Number:
    610791-05-4
    Purity Limit:
    ≥ 95% (HPLC)
    MDL NO:
    MFCD06656775
    Molecular Formula:
    C10H17NO4
    Molecular Weight:
    215.25
    Specification Sheet SDS

  • (2S)-1-Boc-2-isobutylpiperazine

    Purity:
    ≥ 98% (Assay)
    Synonym:
    (S-2-Isobutyl-piperazine-1-carboxylic acid tert-butyl ester
    Catalog Number:
    26170
    CAS Number:
    674792-06-4
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD03787916
    Molecular Formula:
    C13H26N2O2
    Molecular Weight:
    242.36
    Specification Sheet SDS

  • L-4-Acetylphenylalanine

    Purity:
    ≥ 98% (Chiral HPLC)
    Synonym:
    L-Phe(4-Ac)-OH
    Catalog Number:
    24756
    CAS Number:
    122555-04-8
    Purity Limit:
    ≥ 98% (Chiral HPLC)
    MDL NO:
    MFCD06659983
    Molecular Formula:
    C11H13NO3
    Molecular Weight:
    207.23
    Specification Sheet SDS

  • 4-Hydroxypiperidine

    Purity:
    ≥ 99% (GC)
    Synonym:
    4-Piperidinol
    Catalog Number:
    24505
    CAS Number:
    5382-16-1
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00005999
    Molecular Formula:
    C5H11NO
    Molecular Weight:
    101.15
    Specification Sheet SDS

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

    Purity:
    ≥ 98% (GC)
    Synonym:
    (+)-(1S,3R-N-Boc-β-homocycloleucine
    Catalog Number:
    24428
    CAS Number:
    261165-05-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD09992879
    Molecular Formula:
    C11H19NO4
    Molecular Weight:
    229.27
    Specification Sheet SDS

  • 4-(4-Aminophenyl)piperazine-1-carboxylic acid tert-butyl ester

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    1-Boc-4-(4'-aminophenyl)piperazine
    Catalog Number:
    24311
    CAS Number:
    170911-92-9
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD04115065
    Molecular Formula:
    C15H23N3O2
    Molecular Weight:
    277.37
    Specification Sheet SDS

  • Boc-4-Carboxyl-L-Phenylalanine

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Catalog Number:
    24270
    CAS Number:
    160063-50-3
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD03844656
    Molecular Formula:
    C15H19NO6
    Molecular Weight:
    309.32
    Specification Sheet SDS

  • trans-4-Aminocyclohexane carboxylic acid hydrochloride

    Purity:
    ≥ 98% (NMR)
    Catalog Number:
    24210
    CAS Number:
    27960-59-4
    Purity Limit:
    ≥ 98% (NMR)
    MDL NO:
    MFCD03844587
    Molecular Formula:
    C7H13NO2·HCl
    Molecular Weight:
    179.65
    Specification Sheet SDS

  • 4-(4-Fluorophenyl)-4-hydroxypiperidine

    Purity:
    ≥ 99% (GC)
    Synonym:
    4-(4-Fluorophenyl)-4-piperidinol
    Catalog Number:
    24135
    CAS Number:
    3888-65-1
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00023146
    Molecular Formula:
    C11H14FNO
    Molecular Weight:
    195.24
    Specification Sheet SDS

  • 1-(2-Amino-1-(3-Chlorophenyl)Ethyl)-4-(Trifluoromethyl)-4-Hydroxy Piperidine Oxalate

    Catalog Number:
    24082
    MDL NO:
    MFCD11040493
    Molecular Formula:
    C14H18ClF3N2O●C2H2O4
    Molecular Weight:
    412.79
    SDS

  • 4-Fmoc-1-benzoylpiperazine-2-carboxylic acid

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    23957
    CAS Number:
    1214665-64-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD09998241
    Molecular Formula:
    C27H24N2O5
    Molecular Weight:
    456.5
    Specification Sheet SDS

  • Z-4-phenylpiperidine-4-carboxylic Acid

    Synonym:
    1-(Benzyloxycarbonyl)-4-phenylpiperidine-4-carboxylic Acid
    Catalog Number:
    23938
    CAS Number:
    181641-61-2
    MDL NO:
    MFCD09953384
    Molecular Formula:
    C20H21NO4
    Molecular Weight:
    339.39
    SDS

  • tert-Butyl 4-(cyano(Phenyl)Methyl)Piperazine-1-Carboxylate

    Catalog Number:
    23922
    CAS Number:
    444891-21-8
    MDL NO:
    MFCD09910427
    Molecular Formula:
    C17H23N3O2
    Molecular Weight:
    301.39
    SDS

  • trans (+/-) tert-Butyl 4-(4-chlorophenyl)-3-hydroxypiperidine-1-carboxylate

    Purity:
    ≥ 95% (HPLC)
    Catalog Number:
    23895
    CAS Number:
    188861-32-7
    Purity Limit:
    ≥ 95% (HPLC)
    MDL NO:
    MFCD09910400
    Molecular Formula:
    C16H22ClNO3
    Molecular Weight:
    311.81
    Specification Sheet SDS

  • tert-Butyl 3-(4-chlorophenyl)-3-hydroxypiperidine-1-carboxylate

    Purity:
    ≥ 94% (HPLC)
    Catalog Number:
    23865
    CAS Number:
    951624-09-2
    Purity Limit:
    ≥ 94% (HPLC)
    MDL NO:
    MFCD09788611
    Molecular Formula:
    C16H22ClNO3
    Molecular Weight:
    311.81
    Specification Sheet SDS

  • 1,4-Di-Boc-2-cyanopiperazine

    Purity:
    ≥ 95% (NMR)
    Synonym:
    Di-tert-butyl 2-cyanopiperazine-1,4-dicarboxylate
    Catalog Number:
    23832
    CAS Number:
    924964-23-8
    Purity Limit:
    ≥ 95% (NMR)
    MDL NO:
    MFCD09263265
    Molecular Formula:
    C15H25N3O4
    Molecular Weight:
    311.38
    Specification Sheet SDS

  • (2S,4S)-4-Amino-1-[benzyloxycarbonyl]pyrrolidine-2-methylcarboxylate hydrochloride

    Catalog Number:
    23788
    CAS Number:
    1212395-57-7
    MDL NO:
    MFCD06804628
    Molecular Formula:
    C14H18N2O4·HCl
    Molecular Weight:
    314.77
    SDS

  • (2S,4R)-4-Amino-1-[benzyloxycarbonyl]pyrrolidine-2-methylcarboxylate hydrochloride

    Catalog Number:
    23787
    CAS Number:
    409325-33-3
    MDL NO:
    MFCD06804626
    Molecular Formula:
    C14H18N2O4·HCl
    Molecular Weight:
    314.77
    SDS
Back to top