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Bloques de construcción heterocíclicos

3723
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  • Ácido kójico

    Purity:
    ≥ 99% (ensayo)
    Synonym:
    2-Hidroximetil-5-hidroxi-1,4-pirona
    Catalog Number:
    21857
    CAS Number:
    501-30-4
    Purity Limit:
    ≥ 99% (ensayo)
    MDL NO:
    MFCD00006580
    Molecular Formula:
    C6H6O4
    Molecular Weight:
    142.11
  • 7-Hidroxi-4-metilcumarina

    Purity:
    ≥ 95% (ensayo)
    Synonym:
    4-Metil-7-hidroxicumarina
    Catalog Number:
    21860
    CAS Number:
    90-33-5
    Purity Limit:
    ≥ 95% (ensayo)
    MDL NO:
    MFCD00006866
    Molecular Formula:
    C10H8O3
    Molecular Weight:
    176.17
  • 4-Hidroxiindol

    Purity:
    ≥ 98% (ensayo)
    Synonym:
    1H -Indol-4-ol
    Catalog Number:
    21841
    CAS Number:
    2380-94-1
    Purity Limit:
    ≥ 98% (ensayo)
    MDL NO:
    MFCD00005667
    Molecular Formula:
    C8H7NO
    Molecular Weight:
    133.15
  • Ácido 2,3-pirazinodicarboxílico

    Purity:
    ≥ 99 % (HPLC)
    Synonym:
    Ácido pirazina-2,3-dicarboxílico
    Catalog Number:
    21247
    CAS Number:
    89-01-0
    Purity Limit:
    ≥ 99 % (HPLC)
    MDL NO:
    MFCD00006131
    Molecular Formula:
    C6H4N2O4
    Molecular Weight:
    168.11
  • 3,3'-Diindolilmetano

    Purity:
    ≥ 98% (ensayo)
    Synonym:
    3-(1 H -Indol-3-ilmetil)-1 H -indol
    Catalog Number:
    21231
    CAS Number:
    4 de mayo de 1968
    Purity Limit:
    ≥ 98% (ensayo)
    MDL NO:
    MFCD00195766
    Molecular Formula:
    C17H14N2
    Molecular Weight:
    246.31
  • 3-Acetoxi-5-bromoindol

    Purity:
    ≥ 98 % (HPLC)
    Synonym:
    Acetato de 5-bromo- 1H- indol-3-ilo
    Catalog Number:
    21203
    CAS Number:
    17357-14-1
    Purity Limit:
    ≥ 98 % (HPLC)
    MDL NO:
    MFCD00037933
    Molecular Formula:
    C10H8BrNO2
    Molecular Weight:
    254.08
  • 5-Metoxi-2-metilindol

    Purity:
    ≥ 98 % (HPLC)
    Synonym:
    5-Metoxi-2-metil- 1H -indol
    Catalog Number:
    21176
    CAS Number:
    1076-74-0
    Purity Limit:
    ≥ 98 % (HPLC)
    MDL NO:
    MFCD00005620
    Molecular Formula:
    C 10 H 11 NO
    Molecular Weight:
    161.2
  • 1,3-Dimetil-2-imidazolidinona

    Purity:
    ≥ 99% (GC)
    Synonym:
    N , N' -Dimetil-etileno-urea
    Catalog Number:
    12724
    CAS Number:
    80-73-9
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00003188
    Molecular Formula:
    C5H10N2O
    Molecular Weight:
    114.15
  • 1-Fenilpiperazina

    Hazmat
    Purity:
    ≥ 98% (ensayo)
    Synonym:
    N -fenilpiperazina
    Hazmat
    Catalog Number:
    06901
    CAS Number:
    92-54-6
    Purity Limit:
    ≥ 98% (ensayo)
    MDL NO:
    MFCD00005957
    Molecular Formula:
    C10H14N2
    Molecular Weight:
    162.24
  • 1 H -Pirazol

    Purity:
    ≥ 98% (GC)
    Synonym:
    1,2-Diazol
    Catalog Number:
    02354
    CAS Number:
    288-13-1
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00005234
    Molecular Formula:
    C3H4N2
    Molecular Weight:
    68.08
  • 2-imidazolidona

    Purity:
    ≥ 99 % (HPLC)
    Synonym:
    N , N' -Etilenourea
    Catalog Number:
    01974
    CAS Number:
    120-93-4
    Purity Limit:
    ≥ 99 % (HPLC)
    MDL NO:
    MFCD00005257
    Molecular Formula:
    C3H6N2O
    Molecular Weight:
    86.09
  • 1H-1,2,4-Triazol

    Purity:
    ≥ 99 % (HPLC)
    Synonym:
    Pirrodiazol
    Catalog Number:
    00942
    CAS Number:
    288-88-0
    Purity Limit:
    ≥ 99 % (HPLC)
    MDL NO:
    MFCD00005228
    Molecular Formula:
    C2H3N3
    Molecular Weight:
    69.07
  • 4-Aminoantipirina

    Grade:
    Reactivo ACS
    Purity:
    ≥ 98% (Ensayo por titulación)
    Synonym:
    4-Amino-2,3-dimetil-1-fenil-3-pirazolin-5-ona
    Catalog Number:
    00417
    Grade:
    Reactivo ACS
    CAS Number:
    83-07-8
    Purity Limit:
    ≥ 98% (Ensayo por titulación)
    MDL NO:
    MFCD00003145
    Molecular Formula:
    C11H13N3O
    Molecular Weight:
    203.25
  • Guanina

    Purity:
    ≥ 98% (ensayo)
    Synonym:
    2-Amino-6-hidroxipurina
    Catalog Number:
    00388
    CAS Number:
    73-40-5
    Purity Limit:
    ≥ 98% (ensayo)
    MDL NO:
    MFCD00071533
    Molecular Formula:
    C5H5N5O
    Molecular Weight:
    151.13
  • Sal sódica de 4-metilumbeliferona

    Purity:
    ≥ 98 % (HPLC)
    Synonym:
    7-Hidroxi-4-metilcumarina
    Catalog Number:
    49326
    CAS Number:
    5980-33-6
    Purity Limit:
    ≥ 98 % (HPLC)
    MDL NO:
    MFCD00069856
    Molecular Formula:
    C10H7NaO3
    Molecular Weight:
    198.15
  • 3-Aminopiridina

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    3-piridinamina
    Hazmat
    Catalog Number:
    49318
    CAS Number:
    462-08-8
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00006400
    Molecular Formula:
    C5H6N2
    Molecular Weight:
    94.11
  • Ácido 3-hidroxibenzoico

    Purity:
    ≥ 98% (GC)
    Synonym:
    Ácido m -salicílico
    Catalog Number:
    49319
    CAS Number:
    99-06-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00002506
    Molecular Formula:
    C7H6O3
    Molecular Weight:
    138.12
  • 2-cianopiridina

    Purity:
    ≥ 99% (GC)
    Synonym:
    2-piridinacarbonitrilo
    Catalog Number:
    46569
    CAS Number:
    100-70-9
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00006218
    Molecular Formula:
    C6H4N2
    Molecular Weight:
    104.11
  • 3-Bromotiofeno-2-carboxilato de metilo

    Purity:
    ≥ 98% (GC)
    Synonym:
    Éster metílico del ácido 3-bromotiofeno-2-carboxílico
    Catalog Number:
    45009
    CAS Number:
    26137-08-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00173839
    Molecular Formula:
    C6H5BrO2S
    Molecular Weight:
    221.07
  • 2-Amino-4-cloro-5-formil-3-tiofenocarbonitrilo

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    2-Amino-4-cloro-3-ciano-5-formiltiofeno
    Hazmat
    Catalog Number:
    45007
    CAS Number:
    104366-23-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD03788265
    Molecular Formula:
    C6H3ClN2SO
    Molecular Weight:
    186.61
  • 2,5-Diyodotiofeno

    Purity:
    ≥ 97% (GC)
    Catalog Number:
    45018
    CAS Number:
    625-88-7
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00014525
    Molecular Formula:
    C4H2I2S
    Molecular Weight:
    335.93
  • 5-clorotiofeno-2-carboxilato de metilo

    Purity:
    ≥ 98% (GC)
    Synonym:
    Éster metílico del ácido 5-clorotiofeno-2-carboxílico
    Catalog Number:
    45019
    CAS Number:
    35475-03-7
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD06203698
    Molecular Formula:
    C6H5ClO2S
    Molecular Weight:
    176.61
  • 4,6-Dicloro-1,3,5-triazin-2-amina

    Purity:
    ≥ 95 % (HPLC)
    Synonym:
    2-Amino-4,6-dicloro-1,3,5-triazina
    Catalog Number:
    45041
    CAS Number:
    933-20-0
    Purity Limit:
    ≥ 95 % (HPLC)
    MDL NO:
    MFCD00078331
    Molecular Formula:
    C3H2Cl2N4
    Molecular Weight:
    164.98
  • 3-Acetil-2-(aminosulfonil)-5-clorotiofeno

    Purity:
    ≥ 98 % (HPLC)
    Synonym:
    3-Acetil-5-cloro-2-tiofensulfonamida
    Catalog Number:
    45004
    CAS Number:
    160982-10-5
    Purity Limit:
    ≥ 98 % (HPLC)
    MDL NO:
    MFCD09033309
    Molecular Formula:
    C6H6ClNO3S2
    Molecular Weight:
    239.69
  • Catalog Number:
    45021
    CAS Number:
    52819-14-4
    Purity Limit:
    ≥ 96% (GC)
    MDL NO:
    MFCD00187130
    Molecular Formula:
    C4H2Cl2O2S
    Molecular Weight:
    185.02
  • (4-bromotiofen-2-il)carbamato de terc -butilo

    Purity:
    ≥ 98 % (HPLC)
    Synonym:
    (4-Bromo-2-tienil)carbamato de terc -butilo
    Catalog Number:
    45026
    CAS Number:
    868387-45-5
    Purity Limit:
    ≥ 98 % (HPLC)
    MDL NO:
    MFCD13195314
    Molecular Formula:
    C9H12BrNO2S
    Molecular Weight:
    278.16
  • 2-Cloro-3-metiltiofeno

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45010
    CAS Number:
    14345-97-2
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00130083
    Molecular Formula:
    C5H5ClS
    Molecular Weight:
    132.61
  • 2,5-Dibromo-3,4-dinitrotiofeno

    Purity:
    ≥ 99% (GC)
    Catalog Number:
    45015
    CAS Number:
    52431-30-8
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00015537
    Molecular Formula:
    C4Br2N2O4S
    Molecular Weight:
    331.92
  • 2,5-Dibromotiofeno

    Purity:
    ≥ 99% (GC)
    Catalog Number:
    45024
    CAS Number:
    3141-27-3
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00005420
    Molecular Formula:
    C4H2Br2S
    Molecular Weight:
    241.93
  • Catalog Number:
    45037
    CAS Number:
    949-42-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00023178
    Molecular Formula:
    C6H3Cl6N3
    Molecular Weight:
    329.81
  • Catalog Number:
    45040
    CAS Number:
    1700-02-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00047340
    Molecular Formula:
    C9H5Cl2N3
    Molecular Weight:
    226.06
  • Catalog Number:
    45030
    CAS Number:
    457613-56-8
    Purity Limit:
    ≥ 98 % (HPLC)
    MDL NO:
    MFCD29477690
    Molecular Formula:
    C22H15BrN2
    Molecular Weight:
    387.28
  • 3-Cloro-1,2,4-triazol

    Purity:
    ≥ 99 % (HPLC)
    Catalog Number:
    45043
    CAS Number:
    6818-99-1
    Purity Limit:
    ≥ 99 % (HPLC)
    MDL NO:
    MFCD00128812
    Molecular Formula:
    C2H2ClN3
    Molecular Weight:
    103.51
  • 2,5-Dicloro-3-metiltiofeno

    Purity:
    ≥ 96% (GC)
    Catalog Number:
    45014
    CAS Number:
    17249-90-0
    Purity Limit:
    ≥ 96% (GC)
    MDL NO:
    MFCD00022490
    Molecular Formula:
    C5H4Cl2S
    Molecular Weight:
    167.05
  • 5-Clorotiofeno-2-carboxaldehído

    Purity:
    ≥ 95% (GC)
    Synonym:
    2-Cloro-5-formiltiofeno
    Catalog Number:
    45008
    CAS Number:
    7283-96-7
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD00047090
    Molecular Formula:
    C5H3ClOS
    Molecular Weight:
    146.59
  • 5-clorotiofeno-2-carboxilato de etilo

    Purity:
    ≥ 98% (GC)
    Synonym:
    Éster etílico del ácido 5-clorotiofeno-2-carboxílico
    Catalog Number:
    45001
    CAS Number:
    5751-82-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00051732
    Molecular Formula:
    C7H7ClO2S
    Molecular Weight:
    190.64
  • 2-Bromo-5-dodeciltiofeno

    Purity:
    ≥ 95% (GC)
    Catalog Number:
    45002
    CAS Number:
    153561-74-1
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD22572689
    Molecular Formula:
    C 16 H 27 BrS
    Molecular Weight:
    331.36
  • 2,3,5-Tribromo-4-metiltiofeno

    Purity:
    ≥ 97% (GC)
    Catalog Number:
    45023
    CAS Number:
    67869-13-0
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00130086
    Molecular Formula:
    C5H3Br3S
    Molecular Weight:
    334.85
  • 2-Cloro-5-metiltiofeno

    Hazmat
    Purity:
    ≥ 96% (GC)
    Hazmat
    Catalog Number:
    45005
    CAS Number:
    17249-82-0
    Purity Limit:
    ≥ 96% (GC)
    MDL NO:
    MFCD01632145
    Molecular Formula:
    C5H5ClS
    Molecular Weight:
    132.61
  • Catalog Number:
    45031
    CAS Number:
    1606981-69-4
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD30730127
    Molecular Formula:
    C27H18BrN3
    Molecular Weight:
    464.37
  • Anhídrido 2,5-dibromo-3,4-tiofenodicarboxílico

    Purity:
    ≥ 98% (GC)
    Synonym:
    4,6-Dibromotieno[3,4- c ]furan-1,3-diona
    Catalog Number:
    45020
    CAS Number:
    1015423-45-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD27923031
    Molecular Formula:
    C6Br2O3S
    Molecular Weight:
    311.93
  • 2-Cloro-4,6-diamino-1,3,5-triazina

    Purity:
    ≥ 95 % (HPLC)
    Synonym:
    2,4-Diamino-6-cloro-1,3,5-triazina
    Catalog Number:
    45032
    CAS Number:
    3397-62-4
    Purity Limit:
    ≥ 95 % (HPLC)
    MDL NO:
    MFCD00006054
    Molecular Formula:
    C3H4ClN5
    Molecular Weight:
    145.55
  • 2-(3-carboxianilino)-4,6-dicloro-1,3,5-triazina

    Purity:
    ≥ 95% (Ensayo por titulación)
    Catalog Number:
    45033
    CAS Number:
    26940-56-7
    Purity Limit:
    ≥ 95% (Ensayo por titulación)
    MDL NO:
    MFCD00059762
    Molecular Formula:
    C10H6Cl2N4O2
    Molecular Weight:
    285.08
  • Catalog Number:
    45039
    CAS Number:
    1402225-89-1
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD30543410
    Molecular Formula:
    C15H9Cl2N3
    Molecular Weight:
    302.16
  • 3-Acetil-2,5-diclorotiofeno

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45003
    CAS Number:
    36157-40-1
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00014522
    Molecular Formula:
    C6H4Cl2SO
    Molecular Weight:
    195.06
  • 4,5-Dibromo-1 H -1,2,3-triazol

    Purity:
    ≥ 98% (Ensayo por titulación)
    Catalog Number:
    45044
    CAS Number:
    15294-81-2
    Purity Limit:
    ≥ 98% (Ensayo por titulación)
    MDL NO:
    MFCD08062401
    Molecular Formula:
    C2HBr2N3
    Molecular Weight:
    226.86
  • 2,4-Dibromotiofeno

    Purity:
    ≥ 90% (GC)
    Catalog Number:
    45025
    CAS Number:
    3140-92-9
    Purity Limit:
    ≥ 90% (GC)
    MDL NO:
    MFCD00043889
    Molecular Formula:
    C4H2Br2S
    Molecular Weight:
    241.93
  • 4,4'-Dibromo-2,2'-bitiofeno

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45013
    CAS Number:
    51285-60-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00508561
    Molecular Formula:
    C8H4Br2S2
    Molecular Weight:
    324.05
  • 3,5-Dibromo-1,2,4-triazol

    Purity:
    ≥ 97% (GC)
    Catalog Number:
    45045
    CAS Number:
    7411-23-6
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00487260
    Molecular Formula:
    C2HBr2N3
    Molecular Weight:
    226.86
  • 2-clorotiofeno

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    Cloruro de 2-tienilo
    Hazmat
    Catalog Number:
    45016
    CAS Number:
    96-43-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00005421
    Molecular Formula:
    C4H3ClS
    Molecular Weight:
    118.58