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Síntesis asimétrica

1134
Filters

  • D-(-)-Pantolactona

    Purity:
    ≥ 98,5 % (GC)
    Synonym:
    ( R )-(-)-Pantolactona
    Catalog Number:
    41398
    CAS Number:
    599-04-2
    Purity Limit:
    ≥ 98,5 % (GC)
    MDL NO:
    MFCD00005392
    Molecular Formula:
    C6H10O3
    Molecular Weight:
    130.14
  • Ácido ( S )-(+)-1-aminoetilfosfónico

    Purity:
    98,5 - 101,5% (Determinación por titulación)
    Synonym:
    Ácido D-(+)-1-aminoetilfosfónico
    Catalog Number:
    41408
    CAS Number:
    66068-76-6
    Purity Limit:
    98,5 - 101,5% (Determinación por titulación)
    MDL NO:
    MFCD00066503
    Molecular Formula:
    C2H8NO3P
    Molecular Weight:
    125.06
  • (2 R ,5 S )-5-Metil-4,4-difenil-1,3,2-dioxatiolano

    Purity:
    ≥ 98% (ensayo)
    Synonym:
    ( S )-(-)-1,1-Difenil-1,2-propanodiol sulfito cíclico
    Catalog Number:
    41407
    CAS Number:
    126577-49-9
    Purity Limit:
    ≥ 98% (ensayo)
    MDL NO:
    MFCD00134319
    Molecular Formula:
    C15H14O3S
    Molecular Weight:
    274.33
  • (+)-Lactona de Corey

    Purity:
    ≥ 99 % (HPLC)
    Synonym:
    (3a S ,4 R ,5 S ,6a R )-(+)-Hexahidro-5-hidroxi-4-(hidroximetil)-2 H -ciclopenta[b]furan-2-ona
    Catalog Number:
    41402
    CAS Number:
    76704-05-7
    Purity Limit:
    ≥ 99 % (HPLC)
    MDL NO:
    MFCD00274285
    Molecular Formula:
    C8H12O4
    Molecular Weight:
    172.18
  • ( R )-(-)-γ-Etoxicarbonil-γ-butirolactona

    Purity:
    ≥ 97% (ensayo)
    Synonym:
    ( R )-(-)-5-oxotetrahidro-2-furancarboxilato de etilo
    Catalog Number:
    41400
    CAS Number:
    33019-03-3
    Purity Limit:
    ≥ 97% (ensayo)
    MDL NO:
    MFCD00075372
    Molecular Formula:
    C7H10O4
    Molecular Weight:
    158.15
  • ( R -α-acriloiloxi-β,β-dimetil-γ-butirolactona

    Purity:
    ≥ 94% (GC)
    Synonym:
    ( R- acrilato de 4,4-dimetil-2-oxotetrahidrofuran-3-ilo
    Catalog Number:
    41403
    CAS Number:
    102096-60-6
    Purity Limit:
    ≥ 94% (GC)
    MDL NO:
    MFCD00043403
    Molecular Formula:
    C9H12O4
    Molecular Weight:
    184.19
  • Ácido (+)-2,3-ciclohexiliden-L-eritrurónico

    Purity:
    ≥ 96% (ensayo)
    Synonym:
    6-Hidroxiespiro[6,6a-dihidro-3ah-furo[3,4- d ][1,3]dioxonle-2,1'-ciclohexano]-4-ona
    Catalog Number:
    41405
    CAS Number:
    85281-85-2
    Purity Limit:
    ≥ 96% (ensayo)
    MDL NO:
    MFCD03093938
    Molecular Formula:
    C10H14O5
    Molecular Weight:
    214.22
  • (-)-Lactona de Corey

    Purity:
    ≥ 99 % (HPLC)
    Synonym:
    (3a R ,4 S ,5 R ,6a S )-(-)-Hexahidro-5-hidroxi-4-(hidroximetil)-2 H -ciclopenta[b]furan-2-ona
    Catalog Number:
    41401
    CAS Number:
    32233-40-2
    Purity Limit:
    ≥ 99 % (HPLC)
    MDL NO:
    MFCD00075234
    Molecular Formula:
    C8H12O4
    Molecular Weight:
    172.18
  • ( R )-2- terc -Butil-6-metil-1,3-dioxin-4-ona

    Purity:
    ≥ 99% (pureza quiral)
    Synonym:
    (2 R )-2- terc -Butil-6-metil-1,3-dioxin-4-ona
    Catalog Number:
    41404
    CAS Number:
    107289-20-3
    Purity Limit:
    ≥ 99% (pureza quiral)
    MDL NO:
    MFCD00221502
    Molecular Formula:
    C9H14O3
    Molecular Weight:
    170.21
  • ( S )-β-Hidroxi-γ-butirolactona

    Purity:
    ≥ 96% (ensayo)
    Synonym:
    ( S )-4,5-Dihidro-4-hidroxi-2(3 H )-furanona
    Catalog Number:
    41394
    CAS Number:
    7331-52-4
    Purity Limit:
    ≥ 96% (ensayo)
    MDL NO:
    MFCD00211247
    Molecular Formula:
    C4H6O3
    Molecular Weight:
    102.09
  • ( R )-(+)-4-Metil-4-(triclorometil)-2-oxetanona

    Purity:
    97,5 - 102,5% (Determinación por titulación)
    Synonym:
    ( R )-(+)-3-Hidroxi-3-metil-4,4,4-ácido triclorobutíricoβ-lactona
    Catalog Number:
    41396
    CAS Number:
    93239-42-0
    Purity Limit:
    97,5 - 102,5% (Determinación por titulación)
    MDL NO:
    MFCD00060124
    Molecular Formula:
    C5H5Cl3O2
    Molecular Weight:
    203.45
  • 1 R ,5 S -3-Oxabiciclo[3.3.0]oct-6-en-2-ona

    Purity:
    ≥ 95% (GC)
    Synonym:
    (3a S ,6a R -3,3a,6,6a-Tetrahidro-1 H -ciclopenta[c]furan-2-ona
    Catalog Number:
    41399
    CAS Number:
    128946-78-1
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD05664713
    Molecular Formula:
    C7H8O2
    Molecular Weight:
    124.14
  • ( S )-(-)-α-Amino-γ-butirolactona bromhidrato

    Purity:
    98,5 - 101,5% (Determinación por titulación)
    Synonym:
    Bromhidrato de lactona de L-homoserina
    Catalog Number:
    41395
    CAS Number:
    15295-77-9
    Purity Limit:
    98,5 - 101,5% (Determinación por titulación)
    MDL NO:
    MFCD00674493
    Molecular Formula:
    C4H7NO2 · HBr
    Molecular Weight:
    182.02
  • ( S )-(+)-Pantolactona

    Purity:
    ≥ 96,5 % (GC)
    Synonym:
    ( S )-(+)-α-Hidroxi-β,β-dimetil-γ-butirolactona
    Catalog Number:
    41397
    CAS Number:
    5405-40-3
    Purity Limit:
    ≥ 96,5 % (GC)
    MDL NO:
    MFCD00216625
    Molecular Formula:
    C6H10O3
    Molecular Weight:
    130.14
  • Clorhidrato de L-(-)-α-amino-ε-caprolactama

    Purity:
    97 - 102% (Ensayo por titulación)
    Synonym:
    Clorhidrato de ( S )-3-amino-hexahidro-2-azepinona
    Catalog Number:
    41390
    CAS Number:
    26081-07-2
    Purity Limit:
    97 - 102% (Ensayo por titulación)
    MDL NO:
    MFCD02683418
    Molecular Formula:
    C6H12N2O · HCl
    Molecular Weight:
    164.63
  • [3 R (1′ R ,4 R )]-(+)-4-Acetoxi-3-[1-( terc- butildimetilsililoxi)etil]-2-azetidinona

    Hazmat
    Purity:
    ≥ 97,5 % (HPLC)
    Synonym:
    (3 R ,4 R )-4-Acetoxi-3-[( R )-1-( terc -butildimetilsililoxi)etil]azetidin-2-ona
    Hazmat
    Catalog Number:
    41392
    CAS Number:
    76855-69-1
    Purity Limit:
    ≥ 97,5 % (HPLC)
    MDL NO:
    MFCD00077636
    Molecular Formula:
    C13H25NO4Si
    Molecular Weight:
    0
  • ( R )-(+)-α-Hidroxi-γ-butirolactona

    Purity:
    ≥ 97% (pureza quiral)
    Synonym:
    ( R )-4,5-Dihidro-3-hidroxi-2(3 H )-furanona
    Catalog Number:
    41393
    CAS Number:
    56881-90-4
    Purity Limit:
    ≥ 97% (pureza quiral)
    MDL NO:
    MFCD00211246
    Molecular Formula:
    C4H6O3
    Molecular Weight:
    102.09
  • ( S )-(-)-4-oxo-2-azetidincarboxilato de bencilo

    Purity:
    ≥ 96,5 % (HPLC)
    Synonym:
    ( S )-4-oxoazetidina-2-carboxilato de bencilo
    Catalog Number:
    41391
    CAS Number:
    72776-05-7
    Purity Limit:
    ≥ 96,5 % (HPLC)
    MDL NO:
    MFCD00798164
    Molecular Formula:
    C11H11Nº3
    Molecular Weight:
    205.21
  • (1 R )-(-)-2-Azabiciclo[2.2.1]hept-5-en-3-ona

    Purity:
    ≥ 98,5 % (pureza quiral)
    Synonym:
    (1 R , 4 S ) -2-Azabiciclo[2.2.1]hept-5-en-3-ona
    Catalog Number:
    41388
    CAS Number:
    79200-56-9
    Purity Limit:
    ≥ 98,5 % (pureza quiral)
    MDL NO:
    MFCD00211274
    Molecular Formula:
    C6H7NO
    Molecular Weight:
    109.13
  • ( S )-(+)-Benjuí

    Purity:
    ≥ 98,5 % (pureza quiral)
    Synonym:
    ( S )-2-Hidroxi-2-fenilacetofenona
    Catalog Number:
    41384
    CAS Number:
    5928-67-6
    Purity Limit:
    ≥ 98,5 % (pureza quiral)
    MDL NO:
    MFCD00064252
    Molecular Formula:
    C14H12O2
    Molecular Weight:
    212.24
  • 3-(Perfluorobutiril)-(+)-alcanfor

    Hazmat
    Purity:
    ≥ 96% (ensayo)
    Synonym:
    3-(Heptafluorobutiril)-(+)-D-alcanfor
    Hazmat
    Catalog Number:
    41385
    CAS Number:
    51800-99-8
    Purity Limit:
    ≥ 96% (ensayo)
    MDL NO:
    MFCD00064154
    Molecular Formula:
    C14H15F7O2
    Molecular Weight:
    0
  • (+)-Dihidrocarvona

    Purity:
    ≥ 98% (GC, suma de isómeros)
    Synonym:
    ( 2R , 5R )-5-Isopropenil-2-metilciclohexanona
    Catalog Number:
    41377
    CAS Number:
    5524-05-0
    Purity Limit:
    ≥ 98% (GC, suma de isómeros)
    MDL NO:
    MFCD00001636
    Molecular Formula:
    C10H16O
    Molecular Weight:
    152.23
  • 1 S -(+)-2-Azabiciclo[2.2.1]hept-5-en-3-ona

    Purity:
    ≥ 98,5 % (pureza quiral, GC)
    Synonym:
    (1 S ,4 R -2-Azabiciclo[2.2.1]hept-5-en-3-ona
    Catalog Number:
    41389
    CAS Number:
    130931-83-8
    Purity Limit:
    ≥ 98,5 % (pureza quiral, GC)
    MDL NO:
    MFCD00211275
    Molecular Formula:
    C6H7NO
    Molecular Weight:
    109.13
  • Ácido ( S )-(-)-4-oxo-2-azetidincarboxílico

    Purity:
    ≥ 97,5 % (GC)
    Synonym:
    Ácido (2 S )-4-oxoazetidina-2-carboxílico
    Catalog Number:
    41387
    CAS Number:
    16404-94-7
    Purity Limit:
    ≥ 97,5 % (GC)
    MDL NO:
    MFCD00799571
    Molecular Formula:
    C4H5NO3
    Molecular Weight:
    115.09
  • (-)-3-(Trifluoroacetil)alcanfor

    Hazmat
    Purity:
    ≥ 97,5 % (GC)
    Synonym:
    3-(trifluoroacetil)-L-alcanfor
    Hazmat
    Catalog Number:
    41382
    CAS Number:
    207742-84-5
    Purity Limit:
    ≥ 97,5 % (GC)
    MDL NO:
    MFCD00064152
    Molecular Formula:
    C12H15F3O2
    Molecular Weight:
    0
  • (+)-3-(Trifluoroacetil)alcanfor

    Hazmat
    Purity:
    ≥ 97,5 % (GC)
    Synonym:
    3-(trifluoroacetil)-D-alcanfor
    Hazmat
    Catalog Number:
    41381
    CAS Number:
    51800-98-7
    Purity Limit:
    ≥ 97,5 % (GC)
    MDL NO:
    MFCD00003746
    Molecular Formula:
    C12H15F3O2
    Molecular Weight:
    0
  • (1 S ,4 R )-1-Isopropil-4-metilbiciclo[3.1.0]hexan-3-ona

    Hazmat
    Purity:
    ≥ 96% (ensayo)
    Synonym:
    (-)-α-Tuyona
    Hazmat
    Catalog Number:
    41379
    CAS Number:
    546-80-5
    Purity Limit:
    ≥ 96% (ensayo)
    MDL NO:
    MFCD00001313
    Molecular Formula:
    C10H16O
    Molecular Weight:
    0
  • ( R )-(-)-Benjuí

    Purity:
    ≥ 98,5 % (pureza quiral)
    Synonym:
    ( R )-2-Hidroxi-2-fenilacetofenona
    Catalog Number:
    41383
    CAS Number:
    5928-66-5
    Purity Limit:
    ≥ 98,5 % (pureza quiral)
    MDL NO:
    MFCD00082818
    Molecular Formula:
    C14H12O2
    Molecular Weight:
    212.24
  • (+)-Clorometil mentílico éter

    Purity:
    ≥ 97,5 % (pureza quiral)
    Synonym:
    (1 R ,2 S ,4 S )-2-(Clorometoxi)-4-metil-1-(propan-2-il)ciclohexano
    Catalog Number:
    41371
    CAS Number:
    103128-76-3
    Purity Limit:
    ≥ 97,5 % (pureza quiral)
    MDL NO:
    MFCD09039273
    Molecular Formula:
    C11H21ClO
    Molecular Weight:
    204.74
  • (1 R )-(+)-Nopinona

    Purity:
    ≥ 97,5 % (GC)
    Synonym:
    6,6-Dimetilbiciclo[3.1.1]heptan-2-ona
    Catalog Number:
    41376
    CAS Number:
    38651-65-9
    Purity Limit:
    ≥ 97,5 % (GC)
    MDL NO:
    MFCD08447116
    Molecular Formula:
    C9H14O
    Molecular Weight:
    138.21
  • ( S )-(-)-Pulegona

    Hazmat
    Purity:
    ≥ 98% (ensayo)
    Synonym:
    (-)-Pulegona
    Hazmat
    Catalog Number:
    41380
    CAS Number:
    3391-90-0
    Purity Limit:
    ≥ 98% (ensayo)
    MDL NO:
    MFCD00142347
    Molecular Formula:
    C10H16O
    Molecular Weight:
    0
  • (+)-Dihidrocarvona, mezcla de isómeros

    Hazmat
    Purity:
    ≥ 97% (GC)
    Hazmat
    Catalog Number:
    41378
    CAS Number:
    7764-50-3
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00001636
    Molecular Formula:
    C10H16O
    Molecular Weight:
    0
  • ( S )-(+)-mandelato de bencilo

    Purity:
    ≥ 98,5 % (GC)
    Synonym:
    L-(+)-mandelato de bencilo
    Catalog Number:
    41358
    CAS Number:
    62173-99-3
    Purity Limit:
    ≥ 98,5 % (GC)
    MDL NO:
    MFCD00274325
    Molecular Formula:
    C15H14O3
    Molecular Weight:
    242.27
  • ( R )-(+)-3-Metilciclohexanona

    Hazmat
    Purity:
    ≥ 97,5 % (GC)
    Synonym:
    R -3-Metilciclohexan-1-ona
    Hazmat
    Catalog Number:
    41375
    CAS Number:
    13368-65-5
    Purity Limit:
    ≥ 97,5 % (GC)
    MDL NO:
    MFCD00062999
    Molecular Formula:
    C7H12O
    Molecular Weight:
    0
  • ( R )-(+)-2-(Metoximetoxi)-1-propanol

    Hazmat
    Purity:
    ≥ 88% (GC)
    Synonym:
    MOM protegido ( R )-1,2-Propanodiol
    Hazmat
    Catalog Number:
    41369
    CAS Number:
    159350-97-7
    Purity Limit:
    ≥ 88% (GC)
    MDL NO:
    MFCD09842261
    Molecular Formula:
    C5H12O3
    Molecular Weight:
    0
  • (1 S )-(+)-Succinato de dimentilo

    Purity:
    ≥ 98,5 % (GC)
    Synonym:
    (+)-Di[(1 S )-mentilo] succinato
    Catalog Number:
    41367
    CAS Number:
    96149-05-2
    Purity Limit:
    ≥ 98,5 % (GC)
    MDL NO:
    MFCD00064534
    Molecular Formula:
    C24H42O4
    Molecular Weight:
    394.59
  • ( S )-(-)-2-(Metoximetoxi)-1-propanol

    Hazmat
    Synonym:
    MOM protegido ( S )-1,2-Propanodiol
    Hazmat
    Catalog Number:
    41370
    CAS Number:
    91191-95-6
    MDL NO:
    MFCD09029302
    Molecular Formula:
    C5H12O3
    Molecular Weight:
    0
  • (1 R )-(-)-Succinato de dimentilo

    Purity:
    ≥ 98,5 % (GC)
    Synonym:
    (-)-Di[(1 R )-mentilo] succinato
    Catalog Number:
    41366
    CAS Number:
    34212-59-4
    Purity Limit:
    ≥ 98,5 % (GC)
    MDL NO:
    MFCD00012281
    Molecular Formula:
    C24H42O4
    Molecular Weight:
    394.59
  • ( S )-(-)-α-metilbencilo isocianuro

    Hazmat
    Purity:
    ≥ 95,5 % (GC)
    Synonym:
    [(1 S )-1-Isocianoetil]benceno
    Hazmat
    Catalog Number:
    41372
    CAS Number:
    21872-32-2
    Purity Limit:
    ≥ 95,5 % (GC)
    MDL NO:
    MFCD02683482
    Molecular Formula:
    C9H9N
    Molecular Weight:
    0
  • ( R )-(+)-3-Metilciclopentanona

    Hazmat
    Purity:
    ≥ 98,5 % (GC)
    Synonym:
    (3 R )-3-Metilciclopentan-1-ona
    Hazmat
    Catalog Number:
    41373
    CAS Number:
    6672-30-6
    Purity Limit:
    ≥ 98,5 % (GC)
    MDL NO:
    MFCD00064147
    Molecular Formula:
    C6H10O
    Molecular Weight:
    0
  • ( S )-4-[(1-Metilheptiloxi)carbonil]fenilo 4′-octiloxi-4-bifenilcarboxilato

    Purity:
    ≥ 98,5 % (HPLC)
    Synonym:
    ( S )-4-[(1-Metilheptiloxi)carbonil]fenil-4'-octiloxi-4-bifenilcarboxilato
    Catalog Number:
    41368
    CAS Number:
    112901-67-4
    Purity Limit:
    ≥ 98,5 % (HPLC)
    MDL NO:
    MFCD00192300
    Molecular Formula:
    C36H46O5
    Molecular Weight:
    558.75
  • ( R )-(+)-1,1,2-trifenil-1,2-etanodiol 2-acetato

    Purity:
    ≥ 96,5 % (HPLC)
    Synonym:
    (1 R )-2-Hidroxi-1,2,2-trifeniletilo acetato
    Catalog Number:
    41364
    CAS Number:
    95061-47-5
    Purity Limit:
    ≥ 96,5 % (HPLC)
    MDL NO:
    MFCD00066242
    Molecular Formula:
    C22H20O3
    Molecular Weight:
    332.39
  • ( R )-(-)-mandelato de bencilo

    Purity:
    ≥ 98,5 % (GC)
    Synonym:
    D-(-)-mandelato de bencilo
    Catalog Number:
    41357
    CAS Number:
    97415-09-3
    Purity Limit:
    ≥ 98,5 % (GC)
    MDL NO:
    MFCD00674031
    Molecular Formula:
    C15H14O3
    Molecular Weight:
    242.27
  • Éster metílico de N- Boc- cis -4-fluoro-L-prolina

    Purity:
    ≥ 96,5 % (HPLC)
    Synonym:
    (2 S ,4 S )-1- terc -Butil-2-metil-4-fluoropirrolidin-1,2-dicarboxilato
    Catalog Number:
    41350
    CAS Number:
    203866-16-4
    Purity Limit:
    ≥ 96,5 % (HPLC)
    MDL NO:
    MFCD11054130
    Molecular Formula:
    C 11 H 18 FNO
    Molecular Weight:
    247.26
  • (1 R ,2 S ,5 R )-(+)-cloroacetato de 5-metil-2-(1-metil-1-feniletil)ciclohexilo

    Purity:
    98,5 - 101,5% (Determinación por titulación)
    Synonym:
    (1 R )-2-Hidroxi-1,2,2-trifeniletilo acetato
    Catalog Number:
    41363
    CAS Number:
    71804-27-8
    Purity Limit:
    98,5 - 101,5% (Determinación por titulación)
    MDL NO:
    MFCD00040610
    Molecular Formula:
    C18H25ClO2
    Molecular Weight:
    308.84
  • 1 S ,2 S - trans -1-Hidroxi-1,2,3,4-tetrahidro-2-naftil benzoato

    Purity:
    ≥ 97% (pureza quiral)
    Synonym:
    (1 S ,2 S -1,2,3,4-Tetrahidro-1,2-naftalenodiol2-benzoato
    Catalog Number:
    41362
    CAS Number:
    904316-37-6
    Purity Limit:
    ≥ 97% (pureza quiral)
    MDL NO:
    MFCD16621430
    Molecular Formula:
    C17H16O3
    Molecular Weight:
    268.31
  • (-)-Fumarato de dimentilo

    Purity:
    ≥ 94,5 % (GC)
    Synonym:
    Fumarato de (-)-di[(1 R )-mentilo]
    Catalog Number:
    41365
    CAS Number:
    34675-24-6
    Purity Limit:
    ≥ 94,5 % (GC)
    MDL NO:
    MFCD00075423
    Molecular Formula:
    C24H40O4
    Molecular Weight:
    392.57
  • ( R )-(+)-2-hidroxi-3-fenilpropionato de bencilo

    Purity:
    ≥ 96,5 % (GC)
    Synonym:
    ( R )-2-hidroxi-3-fenilpropanoato de bencilo
    Catalog Number:
    41359
    CAS Number:
    7622-22-2
    Purity Limit:
    ≥ 96,5 % (GC)
    MDL NO:
    MFCD00674062
    Molecular Formula:
    C16H16O3
    Molecular Weight:
    256.3
  • 1R , 2R - trans -1-Hidroxi-1,2,3,4-tetrahidro-2-naftil benzoato

    Purity:
    ≥ 97% (pureza quiral)
    Synonym:
    ( 1R , 2R- 1,2,3,4-Tetrahidro-1,2-naftalenodiol2-benzoato
    Catalog Number:
    41361
    CAS Number:
    904316-40-1
    Purity Limit:
    ≥ 97% (pureza quiral)
    Molecular Formula:
    C17H16O3
    Molecular Weight:
    268.31
  • ( R )-(-)-2-hidroxi-4-fenilbutirato de etilo

    Purity:
    ≥ 97,5 % (GC)
    Synonym:
    Ácido ( R )-2-hidroxi-4-fenilbutírico
    Catalog Number:
    41353
    CAS Number:
    90315-82-5
    Purity Limit:
    ≥ 97,5 % (GC)
    MDL NO:
    MFCD00077794
    Molecular Formula:
    C12H16O3
    Molecular Weight:
    208.25