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Chiral Building Blocks

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  • (3R)-(+)-3-(Trifluoroacetamido)pyrrolidine hydrochloride

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    (R)-2,2,2-Trifluoro-N-(pyrrolidin-3-yl)acetamidehydrochloride
    Catalog Number:
    41641
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    141043-16-5
    MDL NO:
    MFCD02094762
    Molecular Formula:
    C6H9F3N2O·HCl
    Molecular Weight:
    218.6
  • (R)-1,4-Dioxaspiro[4.5]decane-2-carboxaldehyde

    Purity:
    ≥ 97%
    Synonym:
    2,3-O-Cyclohexylidene-D-glyceraldehyde
    Catalog Number:
    41628
    Purity Limit:
    ≥ 97%
    CAS Number:
    78008-36-3
    MDL NO:
    MFCD03093997
    Molecular Formula:
    C9H14O3
    Molecular Weight:
    170.21
  • 3S-(-)-3-(Trifluoroacetamido)pyrrolidine hydrochloride

    Purity:
    ≥ 98% (Assay by titration)
    Catalog Number:
    41636
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    132883-43-3
    MDL NO:
    MFCD00143195
    Molecular Formula:
    C6H9F3N2O·HCl
    Molecular Weight:
    218.6
  • Isosorbide dimethyl ether

    Purity:
    ≥ 98% (GC)
    Synonym:
    1,4:3,6-Dianhydro-2,5-di-O-methyl-D-glucitol
    Catalog Number:
    41647
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    5306-85-4
    MDL NO:
    MFCD00064828
    Molecular Formula:
    C8H14O4
    Molecular Weight:
    174.2
  • (R)-1-Acetyl-3-pyrrolidinol

    Purity:
    ≥ 98% (GC)
    Synonym:
    (R)-1-Acetyl-3-hydroxypyrrolidine
    Catalog Number:
    41640
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    916733-17-0
    MDL NO:
    MFCD09909313
    Molecular Formula:
    C6H11NO2
    Molecular Weight:
    129.16
  • (2R,3R,5S,6S)-5,6-Bis(hydroxymethyl)-2,3-dimethoxy-2,3-dimethyl-1,4-dioxane

    Purity:
    ≥ 98% (GC)
    Synonym:
    (2S,3S,5R,6R)-5,6-Dimethoxy-5,6-dimethyl-1,4-dioxane-2,3-dimethanol
    Catalog Number:
    41644
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    173371-55-6
    MDL NO:
    MFCD20265640
    Molecular Formula:
    C10H20O6
    Molecular Weight:
    236.26
  • Catalog Number:
    41645
    Purity Limit:
    ≥ 97% (GC)
    CAS Number:
    52346-14-2
    MDL NO:
    MFCD06797067
    Molecular Formula:
    C16H17NO2
    Molecular Weight:
    255.32
  • (4S,5R)-3-(tert-Butoxycarbonyl)-2,2-dimethyl-4-phenyl-1,3-oxazolidine-5-carboxylic acid

    Purity:
    ≥ 98% (GC)
    Synonym:
    (4S,5R)-3-Boc-2,2-dimethyl-4-phenyl-1,3-oxazolidine-5-carboxylicacid
    Catalog Number:
    41634
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    143527-70-2
    MDL NO:
    MFCD09263630
    Molecular Formula:
    C17H23NO5
    Molecular Weight:
    321.37
  • 3-[(3R,4R)-3,4-Dimethylpiperidin-4-yl]phenol

    Purity:
    ≥ 98% (GC)
    Synonym:
    (3R,4R)-3,4-Dimethyl-4-(3-hydroxyphenyl)piperidine
    Catalog Number:
    41638
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    119193-19-0
    MDL NO:
    MFCD06659960
    Molecular Formula:
    C13H19NO
    Molecular Weight:
    205.3
  • (1S,6S)-2,8-Diazabicyclo[4.3.0]nonane

    Purity:
    ≥ 98% (GC)
    Synonym:
    (4aS,7aS)-Octahydro-1H-pyrrolo[3,4-b]pyridine
    Catalog Number:
    41639
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    151213-40-0
    MDL NO:
    MFCD08458306
    Molecular Formula:
    C7H14N2
    Molecular Weight:
    126.2
  • (S)-(+)-2-Hydroxy-4-phthalimidobutyric acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    (S)-(+)-alpha-Hydroxy-1,3-dioxo-2-isoindolinebutyricacid
    Catalog Number:
    41633
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    48172-10-7
    MDL NO:
    MFCD00192213
    Molecular Formula:
    C12H11NO5
    Molecular Weight:
    249.22
  • (3S)-(-)-3-(Ethylamino)pyrrolidine

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    (S)-N-Ethylpyrrolidin-3-amine
    Hazmat
    Catalog Number:
    41635
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    381670-31-1
    MDL NO:
    MFCD00191359
    Molecular Formula:
    C6H14N2
    Molecular Weight:
    114.19
  • (R)-3-Amino-1-carbobenzoxypyrrolidine hydrochloride

    Purity:
    ≥ 96% (Chiral purity)
    Synonym:
    (R)-3-Amino-1-Cbz-pyrrolidine hydrochloride
    Catalog Number:
    41615
    Purity Limit:
    ≥ 96% (Chiral purity)
    CAS Number:
    870621-17-3
    MDL NO:
    MFCD09038802
    Molecular Formula:
    C12H16N2O2·HCl
    Molecular Weight:
    256.73
  • (3S,5R)-5-(2,4-Difluorophenyl)-5-[(1H-1,2,4-triazol-1-yl)methyl]oxolan-3-ylmethyl p-toluenesulfonate

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    p-Toluenesulfonic acid(3S,5R)-5-(2,4-difluorophenyl)-5-[(1H-1,2,4-triazol-1-yl)methyl]oxolan-3-ylmethylester
    Catalog Number:
    41623
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    149809-43-8
    MDL NO:
    MFCD13195567
    Molecular Formula:
    C21H21F2N3O4S
    Molecular Weight:
    449.47
  • (3R)-(+)-3-(Methylamino)pyrrolidine

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    (3R)-N-methylpyrrolidin-3-amine
    Hazmat
    Catalog Number:
    41631
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    139015-33-1
    MDL NO:
    MFCD00191461
    Molecular Formula:
    C5H12N2
    Molecular Weight:
    100.17
  • (R)-1-Benzyl-3-pyrrolidinecarbonitrile

    Purity:
    ≥ 98% (GC)
    Synonym:
    (R)-1-Benzyl-3-cyanopyrrolidine
    Catalog Number:
    41632
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    157528-56-8
    MDL NO:
    MFCD09951967
    Molecular Formula:
    C12H14N2
    Molecular Weight:
    186.26
  • (R)-2-Methylpyrrolidine hydrochloride

    Purity:
    ≥ 97% (Assay by titration)
    Catalog Number:
    41624
    Purity Limit:
    ≥ 97% (Assay by titration)
    CAS Number:
    135324-85-5
    MDL NO:
    MFCD06796610
    Molecular Formula:
    C5H11N·HCl
    Molecular Weight:
    121.61
  • (S)-3-(Methylamino)-1-(2-thienyl)-1-propanol

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    (S)-2-[3-(Methylamino)-1-hydroxypropyl]thiophene
    Hazmat
    Catalog Number:
    41621
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    116539-55-0
    MDL NO:
    MFCD07357308
    Molecular Formula:
    C8H13NOS
    Molecular Weight:
    171.26
  • (S)-Styrene oxide

    Hazmat
    Purity:
    ≥ 98% (Chiral purity)
    Synonym:
    (S)-1,2-Epoxyethylbenzene
    Hazmat
    Catalog Number:
    41619
    Purity Limit:
    ≥ 98% (Chiral purity)
    CAS Number:
    20780-54-5
    MDL NO:
    MFCD00064310
    Molecular Formula:
    C8H8O
    Molecular Weight:
    120.15
  • Diphenylmethyl 7β-amino-3-cephem-4-carboxylate

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Benzhydryl(6R,7R)-7-Amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
    Catalog Number:
    41626
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    36923-21-4
    MDL NO:
    MFCD23701579
    Molecular Formula:
    C20H18N2O3S
    Molecular Weight:
    366.44
  • (3R)-(+)-3-Acetamidopyrrolidine

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    (R)-N-(Pyrrolidin-3-yl)acetamide
    Catalog Number:
    41618
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    131900-62-4
    MDL NO:
    MFCD00082729
    Molecular Formula:
    C6H12N2O
    Molecular Weight:
    128.18
  • (S)-N-(2,6-Dimethylphenyl)piperidine-2-carboxamide

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    N-Despropyl ropivacaine
    Catalog Number:
    41629
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    27262-40-4
    MDL NO:
    MFCD09038786
    Molecular Formula:
    C14H20N2O
    Molecular Weight:
    232.33
  • 3-tert-Butyl 4-methyl (4R,5S)-2,2,5-trimethyloxazolidine-3,4-dicarboxylate

    Purity:
    ≥ 96% (GC)
    Synonym:
    (4R,5S)-2,2,5-Trimethyloxazolidine-3,4-dicarboxylicAcid 3-tert-butyl 4-methyl ester
    Catalog Number:
    41617
    Purity Limit:
    ≥ 96% (GC)
    CAS Number:
    1013028-26-6
    MDL NO:
    MFCD21609189
    Molecular Formula:
    C13H23NO5
    Molecular Weight:
    273.33
  • Catalog Number:
    41630
    Purity Limit:
    ≥ 95% (GC)
    CAS Number:
    723262-95-1
    MDL NO:
    MFCD08276355
    Molecular Formula:
    C12H13NO2
    Molecular Weight:
    203.24
  • N-[1-(S)-Ethoxycarbonyl-3-phenylpropyl]-L-alanine-N-carboxyanhydride

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Ethyl(S)-2-[(S)-4-methyl-2,5-dioxooxazolidin-3-yl]-4-phenylbutanoate
    Catalog Number:
    41627
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    84793-24-8
    MDL NO:
    MFCD00272296
    Molecular Formula:
    C16H19NO5
    Molecular Weight:
    305.33
  • (S)-3-Methylmorpholine hydrochloride

    Purity:
    ≥ 98% (Assay by titration)
    Catalog Number:
    41625
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    1022094-03-6
    MDL NO:
    MFCD18382512
    Molecular Formula:
    C5H11NO·HCl
    Molecular Weight:
    137.61
  • Levoglucosenone

    Purity:
    ≥ 96% (GC)
    Synonym:
    (1S,5R)-6,8-dioxabicyclo[3.2.1]oct-2-en-4-one
    Catalog Number:
    41620
    Purity Limit:
    ≥ 96% (GC)
    CAS Number:
    37112-31-5
    MDL NO:
    MFCD00191664
    Molecular Formula:
    C6H6O3
    Molecular Weight:
    126.11
  • (S)-β-(Carbobenzoxyamino)-γ-butyrolactone

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    (S)-β-(Cbz-amino)-γ-butyrolactone
    Catalog Number:
    41616
    Purity Limit:
    ≥ 98% (HPLC)
    CAS Number:
    87219-29-2
    MDL NO:
    MFCD00216569
    Molecular Formula:
    C12H13NO4
    Molecular Weight:
    235.24
  • (3S,4R)-4-(4-Fluorophenyl)-1-methyl-3-piperidinemethanol

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    (3S,4R)-4-(4-Fluorophenyl)-3-hydroxymethyl-1-methylpiperidine
    Hazmat
    Catalog Number:
    41622
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    105812-81-5
    MDL NO:
    MFCD06658161
    Molecular Formula:
    C13H18FNO
    Molecular Weight:
    223.29
  • Catalog Number:
    41610
    Purity Limit:
    97 - 101% (Assay by titration)
    CAS Number:
    128311-06-8
    MDL NO:
    MFCD10565648
    Molecular Formula:
    C15H22N2·2HCl
    Molecular Weight:
    303.27
  • (-)-Corey lactone benzoate

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    (3aR,4S,5R,6aS)-4-(Hydroxymethyl)-2-oxohexahydro-2H-cyclopenta[b]furan-5-ylbenzoate
    Catalog Number:
    41612
    Purity Limit:
    ≥ 99% (HPLC)
    CAS Number:
    39746-00-4
    MDL NO:
    MFCD00674102
    Molecular Formula:
    C15H16O5
    Molecular Weight:
    276.29
  • Catalog Number:
    41603
    CAS Number:
    308103-51-7
    MDL NO:
    MFCD03695504
    Molecular Formula:
    C11H13ClN2·HBr
    Molecular Weight:
    289.6
  • R-(+)-3-(tert-Butoxycarbonyl)-4-methoxycarbonyl-2,2-dimethyl-1,3-oxazolidine

    Hazmat
    Purity:
    ≥ 99% (Chiral purity)
    Synonym:
    (R-(+)-3-Boc-4-methoxycarbonyl-2,2-dimethyl-1,3-oxazolidine
    Hazmat
    Catalog Number:
    41613
    Purity Limit:
    ≥ 99% (Chiral purity)
    CAS Number:
    95715-86-9
    MDL NO:
    MFCD00674041
    Molecular Formula:
    C12H21NO5
    Molecular Weight:
    259.3
  • (1S,4S)-(+)-2-Benzyl-2,5-diazabicyclo[2.2.1]heptane dihydrobromide

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    (1S,4S)-2-Benzyl-2,5-diazabicyclo[2.2.1]heptanedihydrobromide
    Catalog Number:
    41605
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    116258-17-4
    MDL NO:
    MFCD08669797
    Molecular Formula:
    C12H16N2·2HBr
    Molecular Weight:
    350.09
  • (R)-(+)-1-Amino-2-(methoxymethyl)pyrrolidine

    Purity:
    ≥ 95% (GC)
    Synonym:
    (R)-2-(Methoxymethyl)pyrrolidin-1-amine
    Catalog Number:
    41614
    Purity Limit:
    ≥ 95% (GC)
    CAS Number:
    72748-99-3
    MDL NO:
    MFCD00010622
    Molecular Formula:
    C6H14N2O
    Molecular Weight:
    130.19
  • Benzyl (S,S,S)-2-azabicyclo[3.3.0]octane-3-carboxylate hydrochloride

    Purity:
    96 - 101% (Assay by titration)
    Synonym:
    (S,S,S)-2-Azabicyclo-[3,3,0]-octanecarboxylic acid benzylester hydrochloride
    Catalog Number:
    41609
    Purity Limit:
    96 - 101% (Assay by titration)
    CAS Number:
    87269-87-2
    MDL NO:
    MFCD04974076
    Molecular Formula:
    C15H19NO2·HCl
    Molecular Weight:
    281.78
  • (R)-(-)-3-Quinuclidinol hydrochloride

    Purity:
    96 - 101% (Assay by titration)
    Synonym:
    (R)-(-)-3-Hydroxyquinuclidine hydrochloride
    Catalog Number:
    41594
    Purity Limit:
    96 - 101% (Assay by titration)
    CAS Number:
    42437-96-7
    MDL NO:
    MFCD00270837
    Molecular Formula:
    C7H13NO·HCl
    Molecular Weight:
    163.65
  • Catalog Number:
    41606
    Purity Limit:
    ≥ 98%
    CAS Number:
    170900-87-5
    MDL NO:
    MFCD08275413
    Molecular Formula:
    C12H17NO2S
    Molecular Weight:
    239.33
  • Catalog Number:
    41607
    Purity Limit:
    ≥ 99% (Chiral purity)
    CAS Number:
    143140-06-1
    MDL NO:
    MFCD00274331
    Molecular Formula:
    C13H13NO2
    Molecular Weight:
    215.25
  • (R)-N-Boc-1-oxa-4-azaspiro[4.5]decane-3-carboxaldehyde

    Hazmat
    Purity:
    ≥ 94% (GC)
    Synonym:
    (3R)-3-Formyl-1-oxa-4-azaspiro[4.5]decane-4-carboxylic acid,1,1-dimethylethyl ester
    Hazmat
    Catalog Number:
    41608
    Purity Limit:
    ≥ 94% (GC)
    CAS Number:
    171623-07-7
    MDL NO:
    MFCD24849718
    Molecular Formula:
    C14H23NO4
    Molecular Weight:
    269.34
  • D-(+)-Neopterin

    Purity:
    ≥ 97.5% (Chiral purity)
    Synonym:
    D-erythro-Neopterin
    Catalog Number:
    41601
    Purity Limit:
    ≥ 97.5% (Chiral purity)
    CAS Number:
    2009-64-5
    MDL NO:
    MFCD00042801
    Molecular Formula:
    C9H11N5O4
    Molecular Weight:
    253.21
  • Catalog Number:
    41604
    Purity Limit:
    28 - 31% (Assay by titration)
    CAS Number:
    308103-49-3
    MDL NO:
    MFCD01863505
    Molecular Formula:
    C11H13FN2·HBr
    Molecular Weight:
    273.14
  • (S)-(+)-N-Boc-3-N-Fmoc-aminopyrrolidine

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    (S)-(+)-1-(tert-Butoxycarbonyl)-3-N-(9-fluorenylmethoxycarbonyl)aminopyrrolidine
    Catalog Number:
    41593
    Purity Limit:
    ≥ 97% (HPLC)
    CAS Number:
    307531-88-0
    MDL NO:
    MFCD07369742
    Molecular Formula:
    C24H28N2O4
    Molecular Weight:
    408.49
  • (+)-6-Aminopenicillanic acid

    Purity:
    97.5 - 100.5% (Assay on anhydrous basis)
    Synonym:
    (2S,5R,6R)-6-Amino-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylicacid
    Catalog Number:
    41599
    Purity Limit:
    97.5 - 100.5% (Assay on anhydrous basis)
    CAS Number:
    551-16-6
    MDL NO:
    MFCD00005176
    Molecular Formula:
    C8H12N2O3S
    Molecular Weight:
    216.26
  • (S)-(+)-1-Fmoc-3-pyrrolidinol

    Purity:
    ≥ 95%
    Synonym:
    (S)-1-(9-Fluorenylmethoxycarbonyl)-3-pyrrolidinol
    Catalog Number:
    41591
    Purity Limit:
    ≥ 95%
    CAS Number:
    215178-38-4
    MDL NO:
    MFCD01317842
    Molecular Formula:
    C19H19NO3
    Molecular Weight:
    309.36
  • (1S,4S)-(-)-2-Boc-2,5-diazabicyclo[2.2.1]heptane

    Purity:
    ≥ 94% (GC)
    Synonym:
    tert-Butyl(1S,4S)-(-)-2,5-diazabicyclo[2.2.1]heptane-2-carboxylate
    Catalog Number:
    41602
    Purity Limit:
    ≥ 94% (GC)
    CAS Number:
    113451-59-5
    MDL NO:
    MFCD01569250
    Molecular Formula:
    C10H18N2O2
    Molecular Weight:
    198.26
  • (S)-(-)-2,6-Diamino-4,5,6,7-tetrahydrobenzothiazole

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    (6S)-4,5,6,7-Tetrahydro-2,6-benzothiazolediamine
    Catalog Number:
    41596
    Purity Limit:
    ≥ 99% (HPLC)
    CAS Number:
    106092-09-5
    MDL NO:
    MFCD07368003
    Molecular Formula:
    C7H11N3S
    Molecular Weight:
    169.25
  • (R)-(-)-3-Quinuclidinyl benzilate

    Hazmat
    Synonym:
    (R)-(-)-Quinuclidinyl-α-hydroxydiphenylacetate
    Hazmat
    Catalog Number:
    41595
    CAS Number:
    62869-69-6
    MDL NO:
    MFCD00085375
    Molecular Formula:
    C21H23NO3
    Molecular Weight:
    337.41