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Benzènes

Benzènes

Les benzènes sont des hydrocarbures aromatiques simples constitués d'un anneau de carbone à six membres avec des doubles liaisons alternées. Cette structure fondamentale est un bloc de construction pour de nombreux composés chimiques, y compris les produits pharmaceutiques, les polymères et les colorants. Les benzènes sont largement utilisés en synthèse organique en raison de leur stabilité et de leur polyvalence. Chez CymitQuimica, nous offrons une large gamme de benzènes de haute qualité pour soutenir vos recherches et applications industrielles.

Sous-catégories appartenant à la catégorie "Benzènes"

11830 produits trouvés pour "Benzènes"

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produits par page.
  • 4-Nitrobenzyl chloride, 99%

    CAS :
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formule :C7H6ClNO2
    Degré de pureté :99%
    Couleur et forme :White to cream to pale yellow, Crystals or powder or crystalline powder or lumps
    Masse moléculaire :171.58

    Ref: 02-A15749

    250g
    À demander
  • Nitro Blue Tetrazolium chloride, tech. 90%

    CAS :
    <p>Nitro Blue Tetrazolium chloride is used to confirm diagnosis of chronic granulomatous disease. It is a microscopic stain, which is used to detect dehydrogenases and alkaline phosphatase. It acts as an NADPH-diaphorase substrate that competitively inhibits nitric oxide synthase. Further, it is used i</p>
    Formule :C40H30Cl2N10O6
    Degré de pureté :90%
    Couleur et forme :Yellow, Powder
    Masse moléculaire :817.64

    Ref: 02-B23792

    500mg
    90,00€
  • 3-Chloro-2-nitrobenzoic acid, 97%

    CAS :
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formule :C7H3ClNO4
    Degré de pureté :97%
    Couleur et forme :White, Crystals or powder or crystalline powder
    Masse moléculaire :200.55

    Ref: 02-H26467

    1g
    33,00€
    5g
    À demander
  • 2-Amino-5-nitrobenzoic acid, 98%

    CAS :
    <p>2-Amino-5-nitrobenzoic acid, is used as an intermediate for dyes and pharmaceuticals. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / ite</p>
    Formule :C7H6N2O4
    Degré de pureté :98%
    Couleur et forme :Powder or lumps, Yellow to orange
    Masse moléculaire :182.14

    Ref: 02-A10426

    10g
    À demander
    50g
    221,00€
  • 4-Hydroxyphenylacetamide, 99%

    CAS :
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formule :C8H9NO2
    Degré de pureté :99%
    Couleur et forme :Pale cream to cream to pale brown, Crystals or powder or crystalline powder or lumps
    Masse moléculaire :151.17

    Ref: 02-A15266

    10g
    31,00€
    50g
    À demander
  • 2-Cyclohexylbenzoic acid, 97%

    CAS :
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formule :C13H16O2
    Degré de pureté :97%
    Couleur et forme :Crystals or powder or crystalline powder, White
    Masse moléculaire :204.27

    Ref: 02-L18060

    1g
    À demander
    5g
    À demander
  • trans,trans-1,4-Diphenyl-1,3-butadiene, 98+%

    CAS :
    <p>trans,trans-1,4-Diphenyl-1,3-butadiene reacts with Rieke metal complexes of barium and strontium to prepare metal-diene reagents, which is used for the carbocyclization with dichloroalkanes. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some </p>
    Formule :C16H14
    Degré de pureté :98+%
    Couleur et forme :Crystals or powder or crystalline powder, White to cream
    Masse moléculaire :206.29

    Ref: 02-A17531

    5g
    28,00€
    25g
    83,00€
    100g
    À demander
  • 3,5-Dichlorobenzhydrazide, 97%

    CAS :
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formule :C7H6Cl2N2O
    Degré de pureté :97%
    Couleur et forme :White, Powder
    Masse moléculaire :205.04

    Ref: 02-B22383

    1g
    À demander
    5g
    À demander
  • 2,4-Difluorobenzeneboronic acid, 97%

    CAS :
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formule :C6H5BF2O2
    Degré de pureté :97%
    Couleur et forme :White to pale yellow, Crystals or powder or crystalline powder
    Masse moléculaire :157.91

    Ref: 02-B23821

    5g
    75,00€
    25g
    À demander
  • 1,4-Diphenoxybenzene, 97%

    CAS :
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formule :C18H14O2
    Degré de pureté :97%
    Couleur et forme :White to pale cream or pale pink, Powder or flakes/pellets/prills or lumps
    Masse moléculaire :262.31

    Ref: 02-A14864

    5g
    78,00€
    25g
    213,00€
    100g
    523,00€
  • Pentafluorobenzonitrile, 98%

    CAS :
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formule :C7F5N
    Degré de pureté :98%
    Couleur et forme :Liquid, Clear colorless to pale yellow
    Masse moléculaire :193.08

    Ref: 02-A13575

    5g
    34,00€
    25g
    92,00€
    100g
    À demander
  • 2,4,6-Tri-tert-butylaniline, 95%

    CAS :
    <p>2,4,6-Tri-tert-butylnitrobenzene (bulky amine) is used in the synthesis of monomeric iminophosphorane This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesa</p>
    Formule :C18H31N
    Degré de pureté :95%
    Couleur et forme :White to cream, Crystals or powder or crystalline powder or fused solid
    Masse moléculaire :261.45

    Ref: 02-L01362

    1g
    À demander
    5g
    198,00€
  • 4-Bromo-2-(trifluoromethyl)phenol, 99%

    CAS :
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formule :C7H4BrF3O
    Degré de pureté :99%
    Couleur et forme :White, Crystals or powder or crystalline powder
    Masse moléculaire :241.01

    Ref: 02-H31787

    1g
    35,00€
    5g
    À demander
  • Phenylacetonitrile, 98+%

    CAS :
    <p>Phenylacetonitrile is used in organic synthesis for dyes, perfumes, pharmaceuticals, especially penicillin precursors. It is also used as a solvent. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may r</p>
    Formule :C8H7N
    Degré de pureté :98+%
    Couleur et forme :Liquid, Clear colorless to pale yellow
    Masse moléculaire :117.15

    Ref: 02-A10694

    100g
    À demander
  • 3,5-Difluoroaniline, 98+%

    CAS :
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formule :C6H5F2N
    Degré de pureté :98+%
    Couleur et forme :White to cream to brown to pale grey, Crystals or powder or crystalline powder or fused solid
    Masse moléculaire :129.11

    Ref: 02-A16528

    5g
    56,00€
    25g
    À demander
  • 2-Amino-3-bromobenzoic acid, 97%

    CAS :
    <p>Used as pharmaceutical intermediates. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a par</p>
    Formule :C7H5BrNO2
    Degré de pureté :97%
    Masse moléculaire :215.03

    Ref: 02-H61925

    1g
    À demander
    5g
    À demander
  • 2-Bromobenzonitrile, 99%

    CAS :
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formule :C7H4BrN
    Degré de pureté :99%
    Couleur et forme :White to cream to yellow, Crystals or powder or crystalline powder or fused/lumpy solid
    Masse moléculaire :182.03

    Ref: 02-A10679

    5g
    47,00€
    25g
    174,00€
    100g
    À demander
  • 4-Amino-2-methoxybenzoic acid, 97%

    CAS :
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formule :C8H9NO3
    Degré de pureté :97%
    Couleur et forme :Crystals or powder or crystalline powder, White to cream
    Masse moléculaire :167.16

    Ref: 02-H27419

    5g
    À demander
    25g
    67,00€
  • Thiamphenicol

    CAS :
    <p>The methyl-sulfonyl analogue of chloramphenicol</p>
    Formule :C12H15Cl2NO5S
    Couleur et forme :White to yellow, Powder or crystals or crystalline powder
    Masse moléculaire :356.21

    Ref: 02-J63575

    1g
    34,00€
    5g
    69,00€
    25g
    À demander
  • 1,1':3',1&Prime;-Terphenyl-5'-boronic acid, 95%

    CAS :
    <p>A double Suzuki cross-coupling protocol has been devised as a practical route to a variety of terphenyls. Good chemoselectivity was observed. Unsymmetrically substituted triphenylenes were also easily prepared. A double Suzuki cross-coupling protocol has been devised as a practical route to a variet</p>
    Formule :C18H15BO2
    Degré de pureté :95%
    Couleur et forme :White, Powder
    Masse moléculaire :274.13

    Ref: 02-H27640

    1g
    À demander
    5g
    À demander
    250mg
    À demander