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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.
  • Dichlorobis(tri-o-tolylphosphine)palladium(II), 95%

    CAS :
    <p>Dichlorobis(tri-o-tolylphosphine)palladium(II) is used in reaction of tributyltin enolates, prepared in situ from tributyltin methoxide and enol acetates, with aryl bromides, coupling reaction of aryl bromides with vinylic acetates. This Thermo Scientific Chemicals brand product was originally part </p>
    Formule :C42H42Cl2P2Pd
    Degré de pureté :95%
    Couleur et forme :Powder
    Masse moléculaire :786.06

    Ref: 02-044976

    1g
    58,00€
    5g
    À demander
  • 1,4-Dibromo-2,5-dimethoxybenzene, 98+%

    CAS :
    <p>It is employed 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 SKU reference has not change</p>
    Formule :C8H8Br2O2
    Degré de pureté :98+%
    Couleur et forme :White, Crystals or powder or crystalline powder
    Masse moléculaire :295.96

    Ref: 02-A19858

    10g
    131,00€
    50g
    À demander
  • 5-Bromo-2,4-difluorotoluene, 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 :C7H5BrF2
    Degré de pureté :98%
    Couleur et forme :Clear colorless, Liquid
    Masse moléculaire :207.02

    Ref: 02-H32155

    5g
    À demander
    25g
    À demander
  • 1-Bromo-2-ethylbenzene, 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 :C8H9Br
    Degré de pureté :98%
    Couleur et forme :Liquid, Clear colorless
    Masse moléculaire :185.06

    Ref: 02-B23449

    5g
    À demander
    25g
    À demander
    100g
    À demander
  • tert-Butyl peroxybenzoate, 98%

    CAS :
    <p>tert-Butyl peroxybenzoate was employed as polymerization and cross-linking catalyst. It was also was employed as initiator during  grafting of 2,2,6,6-tetramethyl-1-piperidinyloxy (TEMPO)-4-oxyacetamido-(3 propyltriethoxysilane) to poly(ethylene co-octene and in preparation of conformal poly(cycloh</p>
    Formule :C11H14O3
    Degré de pureté :98%
    Couleur et forme :Liquid, Clear, colorless to yellow
    Masse moléculaire :194.23

    Ref: 02-A17373

    25g
    31,00€
    100g
    35,00€
    500g
    97,00€
  • 3-(Trifluoromethyl)benzoyl chloride, 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 :C8H4ClF3O
    Degré de pureté :97%
    Couleur et forme :Clear colorless to pale yellow, Liquid
    Masse moléculaire :208.56

    Ref: 02-A14493

    5g
    À demander
    25g
    À demander
    100g
    À demander
  • 2-Chlorobenzyl bromide, 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 :C7H6BrCl
    Degré de pureté :97%
    Couleur et forme :Clear pale yellow to yellow, Liquid
    Masse moléculaire :205.48

    Ref: 02-A12129

    5g
    À demander
    25g
    À demander
    100g
    À demander
  • N-Boc-O-benzyl-L-threonine, 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 :C16H23NO5
    Degré de pureté :99%
    Couleur et forme :White, Powder
    Masse moléculaire :309.36

    Ref: 02-B21677

    1g
    À demander
    5g
    44,00€
  • 2-Amino-3-bromobenzonitrile, 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 :C7H5BrN2
    Degré de pureté :95%
    Masse moléculaire :197.03

    Ref: 02-H61823

    1g
    À demander
    250mg
    À demander
  • 5-Chloro-2-fluorobenzeneboronic 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 :C6H5BClFO2
    Degré de pureté :97%
    Masse moléculaire :174.37

    Ref: 02-H53108

    1g
    33,00€
  • 2,4,6-Triphenoxy-1,3,5-triazine, 96%

    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 :C21H15N3O3
    Degré de pureté :96%
    Couleur et forme :Crystals or powder or crystalline powder, White
    Masse moléculaire :357.37

    Ref: 02-H33572

    50g
    À demander
  • Benzhydryl isothiocyanate, 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 :C14H11NS
    Degré de pureté :97%
    Couleur et forme :White to pale cream or pale yellow, Crystals or powder or crystalline powder
    Masse moléculaire :225.31

    Ref: 02-L19249

    1g
    60,00€
  • 2,5-Dimethoxybenzonitrile, 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 :C9H9NO2
    Degré de pureté :98%
    Couleur et forme :Crystals or powder or crystalline powder, Cream to yellow to orange to pink
    Masse moléculaire :163.18

    Ref: 02-A15868

    5g
    À demander
    25g
    À demander
  • Methyl 2-nitro-3,4,5-trimethoxybenzoate, 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 :C11H13NO7
    Degré de pureté :98%
    Couleur et forme :White to cream or pale yellow, Crystals or crystalline powder or powder
    Masse moléculaire :271.23

    Ref: 02-L06188

    10g
    À demander
    50g
    82,00€
  • 2-Fluoro-5-nitrobenzoic acid, 98%

    CAS :
    <p>2-Fluoro-5-nitrobenzoic acid may be used in the synthesis of dibenz[b,f]oxazepin-11(10H)-ones, via the nucleophilic aromatic substitution (SNAr) of fluorine in 2-fluoro-5-nitrobenzoic acid with the OH of various 2-aminophenols on solid support, synthesis of substituted dibenzazocines on solid suppo</p>
    Formule :C7H4FNO4
    Degré de pureté :98%
    Couleur et forme :Cream, Crystals or powder or crystalline powder
    Masse moléculaire :185.11

    Ref: 02-B22100

    5g
    67,00€
    25g
    230,00€
  • 5-Bromo-2-hydroxybenzophenone, 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 :C13H9BrO2
    Degré de pureté :97%
    Couleur et forme :Yellow, Powder
    Masse moléculaire :277.12

    Ref: 02-B25507

    5g
    À demander
    25g
    À demander
  • 4-Chloro-3-nitrobenzotrifluoride, 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 :C7H3ClF3NO2
    Degré de pureté :98%
    Couleur et forme :Clear yellow, Liquid
    Masse moléculaire :225.55

    Ref: 02-A11488

    100g
    42,00€
    500g
    135,00€
    2500g
    À demander
  • 3,5-Bis(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 :C8H5BF6O2
    Degré de pureté :97+%
    Couleur et forme :Crystals or powder or crystalline powder, White to cream
    Masse moléculaire :257.93

    Ref: 02-A11373

    1g
    À demander
    5g
    112,00€
    25g
    À demander
  • 3,5-Difluorobenzoyl chloride, 98+%

    CAS :
    <p>3,5-Difluorobenzoyl chloride, is used as an pharmaceutical intermediate, organic intermediate and chemical 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 legacy brand. The or</p>
    Formule :C7H3ClF2O
    Degré de pureté :98+%
    Couleur et forme :Liquid, Clear colorless to pale yellow
    Masse moléculaire :176.55

    Ref: 02-B21400

    5g
    À demander
    25g
    À demander
  • 3-Bromophenylacetonitrile, 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 :C8H6BrN
    Degré de pureté :97%
    Couleur et forme :Colorless to white to pale yellow, Fused solid or clear liquid as melt
    Masse moléculaire :196.05

    Ref: 02-B20189

    5g
    65,00€
    25g
    174,00€
    100g
    À demander