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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"

11887 produits trouvés pour "Benzènes"

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produits par page.
  • 2-Chloro-4-fluorophenylacetic acid, 97%

    CAS :
    <p>2-Chloro-4-fluorophenylacetic acid is used as a pharmaceutical intermediate. 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 </p>
    Formule :C8H5ClFO2
    Degré de pureté :97%
    Couleur et forme :White to pale cream, Crystals or powder or crystalline powder
    Masse moléculaire :187.57

    Ref: 02-B22872

    5g
    À demander
    25g
    À demander
  • 4,4'-Dibromooctafluorobiphenyl, 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 :C12Br2F8
    Degré de pureté :99%
    Couleur et forme :White, Crystals or powder or crystalline powder
    Masse moléculaire :455.94

    Ref: 02-B25126

    1g
    75,00€
  • 4-Chloro-2-(trifluoromethyl)benzeneboronic 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 :C7H5BClF3O2
    Degré de pureté :97%
    Couleur et forme :White, Crystals or powder or crystalline powder
    Masse moléculaire :224.37

    Ref: 02-H28351

    1g
    À demander
    10g
    À demander
  • 2-Bromo-4-methoxybenzaldehyde, 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 :C8H7BrO2
    Degré de pureté :98%
    Masse moléculaire :215.04

    Ref: 02-H61379

    1g
    À demander
    5g
    À demander
  • Cetirizine dihydrochloride, 99+%

    CAS :
    <p>Cetirizine dihydrochloride is used as a Histamine H-1 receptor antagonist, antihistaminic, piperazines. Inhibits activation of eosinophils and neutrophils. Non-sedating type histamine H1-receptor antagonist; major metabolite of hydroxyzine. Pharmacological activity resides primarily in the (R)-isome</p>
    Formule :C21H27Cl3N2O3
    Degré de pureté :99+%
    Couleur et forme :Powder or crystalline powder, White to pale cream
    Masse moléculaire :461.81

    Ref: 02-J63549

    5g
    165,00€
    10g
    À demander
    25g
    À demander
  • 5-Chloro-2,4-dinitrobenzoic acid, 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 :C7H3ClN2O6
    Degré de pureté :98%
    Couleur et forme :Crystals or powder or crystalline powder, Pale yellow to yellow
    Masse moléculaire :246.56

    Ref: 02-B25479

    5g
    À demander
    25g
    À demander
  • 1,3,5-Trifluoro-2,4,6-triiodobenzene, 97%

    CAS :
    <p>1,3,5-Trifluoro-2,4,6-triiodobenzene is useful for biological applications. Further, it is used as an intermediate in organic synthesis. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the </p>
    Formule :C6F3I3
    Degré de pureté :97%
    Couleur et forme :Crystals or powder or crystalline powder, White to pale cream to cream to brown to gray
    Masse moléculaire :509.78

    Ref: 02-H33116

    1g
    À demander
    5g
    370,00€
  • 3-Methyl-4-nitroaniline, 95%

    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 :C7H8N2O2
    Degré de pureté :95%
    Couleur et forme :Yellow to pale green, Crystals or powder or crystalline powder or flakes
    Masse moléculaire :152.15

    Ref: 02-L13112

    5g
    À demander
  • 4-(2-Chloroethyl)benzoic 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 :C9H9ClO2
    Degré de pureté :97%
    Couleur et forme :White to cream to pale yellow, Crystals or powder or crystalline powder or fused solid or flakes or needles
    Masse moléculaire :184.62

    Ref: 02-L04068

    10g
    105,00€
    50g
    À demander
  • 3-Fluoro-4-methoxybenzaldehyde, 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 :C8H7FO2
    Degré de pureté :98%
    Couleur et forme :Cream to yellow, Fused solid or clear liquid as melt
    Masse moléculaire :154.14

    Ref: 02-B23827

    1g
    À demander
    5g
    À demander
  • Diphenylphosphonic azide, 97%

    CAS :
    <p>Diphenylphosphonic azide acts as a reagent for the synthesis of peptides and phosphoramidates by reacting with amines. It is also used in the preparation of oligosaccharides linked with carbamate and urea bonds utilizing modified Curtis rearrangement. It is involved in pseudohalogen replacement of t</p>
    Formule :C12H10N3O3P
    Degré de pureté :97%
    Couleur et forme :Liquid, Clear colorless to pale yellow
    Masse moléculaire :275.20

    Ref: 02-A12124

    5g
    35,00€
    25g
    91,00€
    100g
    À demander
  • 3-(Trifluoromethyl)phenyltrimethylammonium hydroxide, 5% w/v in methanol

    CAS :
    <p>Transesterification reactions</p>
    Formule :C10H13F3N
    Couleur et forme :Colorless, Liquid
    Masse moléculaire :204.22

    Ref: 02-043284

    5ml
    143,00€
    25ml
    À demander
  • Dithizone, ACS, 85+%

    Produit contrôlé
    CAS :
    <p>Dithizone is used as an indicator for minute amounts of lead. It acts as a chelating agent for heavy metal poisoning. As a ligand, it forms complexes with metals like zinc, lead and mercury. Further, it is used to assess the purity of human pancreatic islet preparations, which is used for transplan</p>
    Formule :C13H12N4S
    Degré de pureté :85+%
    Masse moléculaire :256.33

    Ref: 02-033283

    2g
    28,00€
    10g
    56,00€
    50g
    169,00€
  • 3-Bromoaniline, 98%

    CAS :
    <p>3-Bromoaniline is used in the synthesis of amino substituted quinazoline. 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 SK</p>
    Formule :C6H6BrN
    Degré de pureté :98%
    Couleur et forme :Liquid, Clear colorless to yellow to orange to brown
    Masse moléculaire :172.03

    Ref: 02-A13665

    25g
    49,00€
    100g
    À demander
    500g
    À demander
  • Benzophenone p-toluenesulfonylhydrazone, 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 :C20H18N2O2S
    Degré de pureté :97%
    Masse moléculaire :350.44

    Ref: 02-H53486

    5g
    À demander
    25g
    À demander
  • 2,6-Difluorophenylacetic acid, 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 :C8H6F2O2
    Degré de pureté :98%
    Couleur et forme :White to pale cream, Crystals or powder or crystalline powder
    Masse moléculaire :172.13

    Ref: 02-A18063

    5g
    À demander
    25g
    À demander
  • 2,4-Difluoro-5-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 :C7H3F2NO4
    Degré de pureté :97%
    Couleur et forme :White to cream to pale yellow, Crystals or powder or crystalline powder
    Masse moléculaire :203.1

    Ref: 02-H32617

    5g
    À demander
    25g
    À demander
  • 2-Bromobiphenyl, 98%

    CAS :
    <p>It is used as an intermediate of organic synthesis and pharmaceutical. It also can react with norborn-2-ene to get 5-phenyl-1,2,3,4,4a,8b-hexahydro-1,4-methanobiphenylene, in synthesis of a novel trispirocyclic hydrocarbon. It is used as a reference compound to investigate extraction efficiency of s</p>
    Formule :C12H9Br
    Degré de pureté :98%
    Couleur et forme :Clear, colorless to yellow, Liquid
    Masse moléculaire :233.11

    Ref: 02-B21840

    1g
    À demander
    5g
    À demander
    25g
    À demander
  • Bis(4-hydroxyphenyl) sulfone, 99%

    CAS :
    <p>It is a reactant used in epoxy reactions. 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 </p>
    Formule :C12H10O4S
    Degré de pureté :99%
    Couleur et forme :White to pale cream, Powder
    Masse moléculaire :250.27

    Ref: 02-A17342

    1kg
    139,00€
    250g
    61,00€
  • Phenyl phosphorodiamidate, 97%

    CAS :
    <p>Reagent for conversion of tautomeric keto-hydroxy groups (e.g. in N-heterocycles) directly to amino groups. 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 Alf</p>
    Formule :C6H9N2O2P
    Degré de pureté :97%
    Couleur et forme :White to pale cream, Crystals or powder or crystalline powder
    Masse moléculaire :172.12

    Ref: 02-A13562

    10g
    343,00€
    50g
    À demander