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Unusual Amino Acids

2217
Filters

  • Catalog Number:
    16155
    CAS Number:
    1263046-87-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD05663739
    Molecular Formula:
    C28H30N2O6
    Molecular Weight:
    490.6
  • Boc-homopiperazine

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    Boc-HomoPiz
    Catalog Number:
    16143
    CAS Number:
    112275-50-0
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD00276987
    Molecular Formula:
    C10H20N2O2
    Molecular Weight:
    200.28
  • Boc-DL-nipecotic acid

    Purity:
    ≥ 99%
    Synonym:
    Boc-DL-Nip-OH
    Catalog Number:
    16144
    CAS Number:
    84358-12-3
    Purity Limit:
    ≥ 99%
    MDL NO:
    MFCD00673775
    Molecular Formula:
    C11H19NO4
    Molecular Weight:
    229.27
  • (R)-Nα-Boc-Nβ-Z-2,3-diaminopropan-1-ol

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-D-Dap(Z)-ol
    Catalog Number:
    16139
    CAS Number:
    1263045-28-8
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD06798156
    Molecular Formula:
    C16H24N2O5
    Molecular Weight:
    324.4
  • Catalog Number:
    16150
    CAS Number:
    1423017-90-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD22495405
    Molecular Formula:
    C17H24N2O6·C12H23N
    Molecular Weight:
    533.6
  • Nα-Boc-Nβ-(2,4-dinitrophenyl)-D-2,3-diaminopropionic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-D-Dap(Dnp)-OH
    Catalog Number:
    16138
    CAS Number:
    1263045-94-8
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD05663726
    Molecular Formula:
    C14H18N4O8
    Molecular Weight:
    370.45
  • Catalog Number:
    16151
    CAS Number:
    1263046-98-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD05663745
    Molecular Formula:
    C28H30N2O6
    Molecular Weight:
    490.6
  • Catalog Number:
    16137
    CAS Number:
    1263047-33-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD05663725
    Molecular Formula:
    C18H28N2O6
    Molecular Weight:
    368.5
  • Catalog Number:
    16132
    CAS Number:
    1263045-09-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD05663730
    Molecular Formula:
    C18H28N2O6
    Molecular Weight:
    368.5
  • Boc-trans-2-aminocyclohexanecarboxylic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-1,2-trans-ACHC-OH
    Catalog Number:
    16125
    CAS Number:
    209128-50-7
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD02094138
    Molecular Formula:
    C12H21NO4
    Molecular Weight:
    243.3
  • Boc-cis-2-aminocyclohexanecarboxylic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-1,2-cis-ACHC-OH
    Catalog Number:
    16123
    CAS Number:
    63216-49-9
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD01863244
    Molecular Formula:
    C12H21NO4
    Molecular Weight:
    243.3
  • Boc-L-nipecotic acid

    Hazmat
    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-L-Nip-OH
    Hazmat
    Catalog Number:
    16102
    CAS Number:
    88495-54-9
    Purity Limit:
    ≥ 98% (HPLC)
    Molecular Formula:
    C11H19NO4
    Molecular Weight:
    229.27
  • 2-(4-Boc-piperazinyl)-2-(2-thienyl)acetic acid

    Synonym:
    α-(4-Boc-piperazinyl)-α-(2-thienyl)acetic acid
    Catalog Number:
    16097
    CAS Number:
    763109-79-1
    MDL NO:
    MFCD01862504
    Molecular Formula:
    C15H22N2O4S
    Molecular Weight:
    326.41
  • 2-(4-Boc-piperazinyl)-2-(2-furanyl)acetic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    α-(4-Boc-piperazinyl)-α-(2-furanyl)acetic acid
    Catalog Number:
    16099
    CAS Number:
    870719-85-0
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD04115157
    Molecular Formula:
    C15H22N2O5
    Molecular Weight:
    310.35
  • 2-(4-Boc-piperazinyl)-2-(3-thienyl)acetic acid

    Synonym:
    α-(4-Boc-piperazinyl)-α-(3-thienyl)acetic acid
    Catalog Number:
    16098
    CAS Number:
    885274-75-9
    MDL NO:
    MFCD04115158
    Molecular Formula:
    C15H22N2O4S
    Molecular Weight:
    326.41
  • Catalog Number:
    16087
    CAS Number:
    885274-45-3
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD01862502
    Molecular Formula:
    C19H28N2O4
    Molecular Weight:
    348.44
  • trans-2-(4-Boc-piperazinyl)-4-phenyl-3-butenoic acid

    Synonym:
    trans-α-(4-Boc-piperazinyl)-4-phenyl-3-butenoic acid
    Catalog Number:
    16086
    CAS Number:
    853681-16-0
    MDL NO:
    MFCD01862503
    Molecular Formula:
    C19H26N2O4
    Molecular Weight:
    346.43
  • 2-(4-Boc-piperazinyl)-2-(2-methoxyphenyl)acetic acid

    Synonym:
    α-(4-Boc-piperazinyl)-α-(2-methoxyphenyl)acetic acid
    Catalog Number:
    16083
    CAS Number:
    868260-20-2
    MDL NO:
    MFCD01862500
    Molecular Formula:
    C18H26N2O5
    Molecular Weight:
    350.41
  • 2-(4-Boc-piperazinyl)-2-(4-cyanophenyl)acetic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    α-(4-Boc-piperazinyl)-α-(4-cyanophenyl)acetic acid
    Catalog Number:
    16082
    CAS Number:
    885274-36-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD06659349
    Molecular Formula:
    C18H23N3O4
    Molecular Weight:
    345.4
  • 2-(4-Boc-piperazinyl)-2-(4-methoxyphenyl)acetic acid

    Synonym:
    α-(4-Boc-piperazinyl)-α-(4-methoxyphenyl)acetic acid
    Catalog Number:
    16085
    CAS Number:
    868260-17-7
    MDL NO:
    MFCD01862497
    Molecular Formula:
    C18H26N2O5
    Molecular Weight:
    350.41
  • 2-(4-Boc-piperazinyl)-2-(3-trifluoromethylphenyl)acetic acid

    Purity:
    ≥ 96% (HPLC)
    Synonym:
    α-(4-Boc-piperazinyl)-α-(3-trifluoromethylphenyl)acetic acid
    Catalog Number:
    16078
    CAS Number:
    885274-26-0
    Purity Limit:
    ≥ 96% (HPLC)
    MDL NO:
    MFCD06659346
    Molecular Formula:
    C18H23F3N2O4
    Molecular Weight:
    388.39
  • 2-(4-Boc-piperazinyl)-2-(3-cyanophenyl)acetic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    α-(4-Boc-piperazinyl)-α-(3-cyanophenyl)acetic acid
    Catalog Number:
    16081
    CAS Number:
    885274-33-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD06659348
    Molecular Formula:
    C18H23N3O4
    Molecular Weight:
    345.4
  • 2-(4-Boc-piperazinyl)-2-(4-trifluoromethylphenyl)acetic acid

    Synonym:
    α-(4-Boc-piperazinyl)-α-(4-trifluoromethylphenyl)acetic acid
    Catalog Number:
    16079
    CAS Number:
    885274-28-2
    MDL NO:
    MFCD01862499
    Molecular Formula:
    C18H23F3N2O4
    Molecular Weight:
    388.39
  • (±)-trans-4-(6-Methoxy-3-pyridinyl)pyrrolidine-3-carboxylic acid

    Purity:
    ≥ 95% (NMR)
    Synonym:
    trans-DL-β-Pro-4-(6-methoxy-3-pyridinyl)-OH
    Catalog Number:
    16052
    CAS Number:
    1048330-63-7
    Purity Limit:
    ≥ 95% (NMR)
    MDL NO:
    MFCD28139112
    Molecular Formula:
    C11H14N2O3
    Molecular Weight:
    220.1
  • (±)-trans-4-(2-Thienyl)pyrrolidine-3-carboxylic acid hydrochloride

    Purity:
    ≥ 98% (TLC)
    Synonym:
    trans-DL-β-Pro-4-(2-thienyl)-OH·HCl
    Catalog Number:
    16056
    CAS Number:
    1864003-38-2
    Purity Limit:
    ≥ 98% (TLC)
    MDL NO:
    MFCD06659323
    Molecular Formula:
    C9H11NO2S·HCl
    Molecular Weight:
    233.71
  • (±)-trans-4-(3-Thienyl)pyrrolidine-3-carboxylic acid hydrochloride

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    trans-DL-β-Pro-4-(3-thienyl)-OH·HCl
    Catalog Number:
    16058
    CAS Number:
    1864003-47-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD06659325
    Molecular Formula:
    C9H11NO2S·HCl
    Molecular Weight:
    233.71
  • (±)-trans-4-(4-Pyridinyl)pyrrolidine-3-carboxylic acid dihydrochloride

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    trans-DL-β-Pro-4-(4-pyridinyl)-OH·2HCl
    Catalog Number:
    16054
    CAS Number:
    1049740-23-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD06659322
    Molecular Formula:
    C10H12N2O2·2HCl
    Molecular Weight:
    265.14
  • Boc-(±)-trans-4-(2,3-dimethoxyphenyl)pyrrolidine-3-carboxylic acid

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    Boc-trans-DL-β-Pro-4-(2,3-dimethoxyphenyl)-OH
    Catalog Number:
    16044
    CAS Number:
    1392214-13-9
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD06659311
    Molecular Formula:
    C18H25NO6
    Molecular Weight:
    351.4
  • 2-(4-Boc-piperazinyl)-2-(3-fluorophenyl)acetic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    α-(4-Boc-piperazinyl)-α-(3-fluorophenyl)acetic acid
    Catalog Number:
    16064
    CAS Number:
    885272-91-3
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD06659334
    Molecular Formula:
    C17H23FN2O4
    Molecular Weight:
    338.38
  • Boc-(±)-trans-4-(3-thienyl)pyrrolidine-3-carboxylic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-trans-DL-β-Pro-4-(3-thienyl)-OH
    Catalog Number:
    16059
    CAS Number:
    1820575-20-9
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD06659326
    Molecular Formula:
    C14H19NO4S
    Molecular Weight:
    297.37
  • 2-(4-Boc-piperazinyl)-2-(3-bromophenyl)acetic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    α-(4-Boc-piperazinyl)-α-(3-bromophenyl)acetic acid
    Catalog Number:
    16070
    CAS Number:
    885273-07-4
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD06659339
    Molecular Formula:
    C17H23BrN2O4
    Molecular Weight:
    399.28
  • 2-(4-Boc-piperazinyl)-2-(2-chlorophenyl)acetic acid

    Synonym:
    α-(4-Boc-piperazinyl)-α-(2-chlorophenyl)acetic acid
    Catalog Number:
    16066
    CAS Number:
    885272-96-8
    MDL NO:
    MFCD06659335
    Molecular Formula:
    C17H23ClN2O4
    Molecular Weight:
    354.83
  • (±)-trans-4-(2-Furanyl)pyrrolidine-3-carboxylic acid

    Purity:
    ≥ 98% (TLC)
    Synonym:
    trans-DL-β-Pro-4-(2-furanyl)-OH
    Catalog Number:
    16060
    CAS Number:
    1260592-80-0
    Purity Limit:
    ≥ 98% (TLC)
    MDL NO:
    MFCD06659327
    Molecular Formula:
    C9H11NO3
    Molecular Weight:
    181.19
  • Boc-(±)-trans-4-(2-furanyl)pyrrolidine-3-carboxylic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-trans-DL-β-Pro-4-(2-furanyl)-OH
    Catalog Number:
    16061
    CAS Number:
    959579-75-0, 1956321-36-0
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD06659328
    Molecular Formula:
    C14H19NO5
    Molecular Weight:
    281.31
  • 2-(4-Boc-piperazinyl)-2-(4-fluorophenyl)acetic acid

    Synonym:
    α-(4-Boc-piperazinyl)-α-(4-fluorophenyl)acetic acid
    Catalog Number:
    16065
    CAS Number:
    868151-70-6
    MDL NO:
    MFCD01862498
    Molecular Formula:
    C17H23FN2O4
    Molecular Weight:
    338.38
  • Boc-(±)-trans-4-(4-pyridinyl)pyrrolidine-3-carboxylic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-trans-DL-β-Pro-4-(4-pyridinyl)-OH
    Catalog Number:
    16055
    CAS Number:
    959579-54-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD04115134
    Molecular Formula:
    C15H20N2O4
    Molecular Weight:
    292.33
  • (±)-trans-4-Isopropylpyrrolidine-3-carboxylic acid hydrochloride

    Purity:
    ≥ 98% (NMR)
    Synonym:
    trans-DL-β-Pro-4-(isopropyl)-OH·HCl
    Catalog Number:
    16062
    CAS Number:
    1330750-36-1
    Purity Limit:
    ≥ 98% (NMR)
    MDL NO:
    MFCD06659329
    Molecular Formula:
    C8H15NO2·HCl
    Molecular Weight:
    193.67
  • Boc-(±)-trans-4-(6-methoxy-3-pyridinyl)pyrrolidine-3-carboxylic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-trans-DL-β-Pro-4-(6-methoxy-3-pyridinyl)-OH
    Catalog Number:
    16053
    CAS Number:
    1392213-90-9
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD06659321
    Molecular Formula:
    C16H22N2O5
    Molecular Weight:
    322.36
  • Boc-(±)-trans-4-(3-pyridinyl)pyrrolidine-3-carboxylic acid

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    Boc-trans-DL-β-Pro-4-(3-pyridinyl)-OH
    Catalog Number:
    16051
    CAS Number:
    1212132-10-9
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD06659319
    Molecular Formula:
    C15H20N2O4
    Molecular Weight:
    292.33
  • Boc-(±)-trans-4-(2-thienyl)pyrrolidine-3-carboxylic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-trans-DL-β-Pro-4-(2-thienyl)-OH
    Catalog Number:
    16057
    CAS Number:
    959581-75-0
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD06659324
    Molecular Formula:
    C14H19NO4S
    Molecular Weight:
    297.37
  • (±)-trans-4-(2-Cyanophenyl)pyrrolidine-3-carboxylic acid hydrochloride

    Purity:
    ≥ 98% (TLC)
    Synonym:
    trans-DL-β-Pro-4-(2-cyanophenyl)-OH·HCl
    Catalog Number:
    16025
    CAS Number:
    1049734-84-0
    Purity Limit:
    ≥ 98% (TLC)
    MDL NO:
    MFCD06659293
    Molecular Formula:
    C12H12N2O2·HCl
    Molecular Weight:
    252.7
  • (±)-trans-4-(2-Pyridinyl)pyrrolidine-3-carboxylic acid dihydrochloride

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    trans-DL-β-Pro-4-(2-pyridinyl)-OH·2HCl
    Catalog Number:
    16049
    CAS Number:
    1049739-70-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD06659316
    Molecular Formula:
    C10H12N2O2·2HCl
    Molecular Weight:
    265.14
  • (±)-trans-4-(3-Pyridinyl)pyrrolidine-3-carboxylic acid dihydrochloride

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    trans-DL-β-Pro-4-(3-pyridinyl)-OH·2HCl
    Catalog Number:
    16050
    CAS Number:
    1049739-96-9
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD06659318
    Molecular Formula:
    C10H14Cl2N2O2
    Molecular Weight:
    265.14
  • (±)-trans-4-(3-Hydroxyphenyl)pyrrolidine-3-carboxylic acid hydrochloride

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    trans-DL-β-Pro-4-(3-hydroxyphenyl)-OH·HCl
    Catalog Number:
    16039
    CAS Number:
    1392213-98-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD06659306
    Molecular Formula:
    C11H13NO3·HCl
    Molecular Weight:
    243.69
  • Boc-(±)-trans-4-(3-cyanophenyl)pyrrolidine-3-carboxylic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-trans-DL-β-Pro-4-(3-cyanophenyl)-OH
    Catalog Number:
    16028
    CAS Number:
    1161787-87-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD06659296
    Molecular Formula:
    C17H20N2O4
    Molecular Weight:
    316.36
  • Boc-(±)-trans-4-(3,4-dimethoxyphenyl)pyrrolidine-3-carboxylic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Boc-trans-DL-β-Pro-4-(3,4-dimethoxyphenyl)-OH
    Catalog Number:
    16046
    CAS Number:
    959580-91-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD06659313
    Molecular Formula:
    C18H25NO6
    Molecular Weight:
    351.4
  • Boc-(±)-trans-4-(4-methoxyphenyl)pyrrolidine-3-carboxylic acid

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    Boc-trans-DL-β-Pro-4-(4-methoxyphenyl)-OH
    Catalog Number:
    16036
    CAS Number:
    1000415-75-7
    Purity Limit:
    ≥ 95% (HPLC)
    MDL NO:
    MFCD02089476
    Molecular Formula:
    C17H23NO5
    Molecular Weight:
    321.37
  • Boc-(±)-trans-4-(4-hydroxyphenyl)pyrrolidine-3-carboxylic acid

    Purity:
    ≥ 96% (HPLC)
    Synonym:
    Boc-trans-DL-β-Pro-4-(4-hydroxyphenyl)-OH
    Catalog Number:
    16042
    CAS Number:
    959574-90-4
    Purity Limit:
    ≥ 96% (HPLC)
    MDL NO:
    MFCD06659309
    Molecular Formula:
    C16H21NO5
    Molecular Weight:
    307.35
  • (±)-trans-4-(3-Methoxyphenyl)pyrrolidine-3-carboxylic acid hydrochloride

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    trans-DL-β-Pro-4-(3-methoxyphenyl)-OH·HCl
    Catalog Number:
    16033
    CAS Number:
    1392208-60-4
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD06659301
    Molecular Formula:
    C12H15NO3·HCl
    Molecular Weight:
    257.72
  • Boc-(±)-trans-4-(3-methoxyphenyl)pyrrolidine-3-carboxylic acid

    Purity:
    ≥ 96% (HPLC)
    Synonym:
    Boc-trans-DL-β-Pro-4-(3-methoxyphenyl)-OH
    Catalog Number:
    16034
    CAS Number:
    1217740-96-9
    Purity Limit:
    ≥ 96% (HPLC)
    MDL NO:
    MFCD06659302
    Molecular Formula:
    C17H23NO5
    Molecular Weight:
    321.37