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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.
  • tert-Butyl phenyl carbonate, 97%

    CAS :
    <p>tert-Butyl phenyl carbonate is used in determination of octanol-water partition coefficients by microemulsion electrokinetic chromatography. It is also used in the synthesis of 2-nitroindoles and as a reagent for mono-Boc protection of ,-diamines. This Thermo Scientific Chemicals brand product was o</p>
    Formule :C11H14O3
    Degré de pureté :97%
    Couleur et forme :Clear colorless, Liquid
    Masse moléculaire :194.23

    Ref: 02-H60867

    25g
    À demander
    100g
    189,00€
  • 1,5-Diphenylcarbazide, 97+%

    CAS :
    <p>1,5-Diphenylcarbazide is used in the colorimteric determination of chromium, osmium as well as in the detection of cadmium, mercury, magnesium, emetine and aldehydes. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and labe</p>
    Formule :C13H14N4O
    Degré de pureté :97+%
    Couleur et forme :Crystals or powder or crystalline powder, White to cream or pale yellow or pale pink or pale grey
    Masse moléculaire :242.28

    Ref: 02-A14060

    25g
    71,00€
    100g
    196,00€
    500g
    À demander
  • 4-Bromo-2,3,5,6-tetrafluorobenzoic acid, 97+%

    CAS :
    <p>4-Bromo-2,3,5,6-tetrafluorobenzoic 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 co</p>
    Formule :C7HBrF4O2
    Degré de pureté :97+%
    Couleur et forme :White to pale cream, Powder
    Masse moléculaire :272.98

    Ref: 02-H32982

    1g
    À demander
    5g
    À demander
  • 4-Vinylbenzoic acid, 98%

    CAS :
    <p>It is used as a metabolite of 1,4-diethenylbenzene. It is also an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label in</p>
    Formule :C9H8O2
    Degré de pureté :98%
    Couleur et forme :Crystals or powder or crystalline powder, White to cream to brown
    Masse moléculaire :148.16

    Ref: 02-A11107

    1g
    103,00€
    5g
    À demander
    25g
    À demander
  • 4-(Trifluoromethyl)phenylhydrazine, 95%

    CAS :
    <p>4-(Trifluoromethyl)phenylhydrazine is an important raw material and intermediate used in organic synthesis, pharmaceuticals, agrochemicals and dyestuff. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information ma</p>
    Formule :C7H7F3N2
    Degré de pureté :95%
    Couleur et forme :Crystalline powder, Pale yellow to orange or pale brown
    Masse moléculaire :176.14

    Ref: 02-L12436

    1g
    44,00€
    5g
    127,00€
  • Diphenyliodonium hexafluorophosphate, 98%

    CAS :
    <p>Diphenyliodonium hexafluorophosphate is used as cationic photoinitiator and photoacid generator. It acts as a catalyst for the photochemical polymerization of various monomers. Further, it used as arylating reagent as well as an oxidant in organic synthesis. This Thermo Scientific Chemicals brand p</p>
    Formule :C12H10I
    Degré de pureté :98%
    Couleur et forme :White to pale cream, Crystals or powder or crystalline powder
    Masse moléculaire :281.12

    Ref: 02-A17934

    10g
    91,00€
    50g
    315,00€
    250g
    1.044,00€
  • 4-(Ethylthio)benzaldehyde, 97+%

    CAS :
    <p>It is an active pharmaceutical ingredient. 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 </p>
    Formule :C9H10OS
    Degré de pureté :97+%
    Couleur et forme :Liquid, Clear colorless to yellow
    Masse moléculaire :166.24

    Ref: 02-L17624

    1g
    À demander
    5g
    À demander
  • 4-Methyldiphenylamine, 98%

    CAS :
    <p>4-Methyldiphenylamine is used as a syntheses material intermediates as well as OLED materials. It can be used in agrochemical, pharmaceutical and dyestuff field. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label infor</p>
    Formule :C13H13N
    Degré de pureté :98%
    Masse moléculaire :183.25

    Ref: 02-044560

    10g
    À demander
    50g
    À demander
  • 4-Fluoro-2-methoxybenzoic acid, 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 :C8H7FO3
    Degré de pureté :99%
    Couleur et forme :White, Crystals or powder or crystalline powder
    Masse moléculaire :170.14

    Ref: 02-H26179

    1g
    À demander
    5g
    À demander
  • Isopropyltriphenylphosphonium iodide, 98+%

    CAS :
    <p>Useful precursor of isopropylidene unit by Wittig reaction with aldehydes. It is also used in tandem cyclopropanation and Wittig olefination in a synthesis of chrysanthemic acid. Also employed in Wittig and cyclopropanation reactions. It is used as a reactant for total synthesis of heliananes, in th</p>
    Formule :C21H22IP
    Degré de pureté :98+%
    Couleur et forme :White to pale cream or pale yellow, Crystalline powder or powder
    Masse moléculaire :432.29

    Ref: 02-A12881

    10g
    37,00€
    100g
    239,00€
    250g
    À demander
  • 4-Chloro-3-(trifluoromethyl)phenyl 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 :C8H3ClF3NS
    Degré de pureté :97%
    Couleur et forme :Colorless to yellow to brown or pale pink, Fused solid or clear liquid as melt
    Masse moléculaire :237.62

    Ref: 02-L10127

    1g
    À demander
    5g
    À demander
  • 4-Bromo-3-chlorobenzoic 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 :C7H4BrClO2
    Degré de pureté :97%
    Couleur et forme :White to pale cream, Powder
    Masse moléculaire :235.46

    Ref: 02-H27252

    5g
    À demander
    25g
    À demander
  • 4-Formyl-3-(trifluoromethyl)benzeneboronic acid, 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 :C8H6BF3O3
    Degré de pureté :95%
    Couleur et forme :White, Powder
    Masse moléculaire :217.94

    Ref: 02-H26988

    1g
    À demander
  • (+/-)-Verapamil hydrochloride, 99+%

    CAS :
    <p>A calcium channel blocker with a chemopreventive character</p>
    Formule :C27H39ClN2O4
    Degré de pureté :99+%
    Masse moléculaire :491.07

    Ref: 02-J61535

    1g
    84,00€
  • 2,6-Difluoro-3-methoxyaniline, 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 :C7H7F2NO
    Degré de pureté :97%
    Couleur et forme :Liquid, Clear colorless to pale orange
    Masse moléculaire :159.14

    Ref: 02-H26631

    1g
    À demander
    5g
    À demander
  • 5-Bromo-2-methoxyaniline, 97%

    CAS :
    <p>5-Bromo-2-methoxyaniline 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 SKU refere</p>
    Formule :C7H8BrNO
    Degré de pureté :97%
    Couleur et forme :White to cream to pale brown or pale grey, Crystals or powder or crystalline powder
    Masse moléculaire :202.05

    Ref: 02-B25693

    5g
    À demander
    25g
    À demander
  • 4-Dimethylaminobenzaldehyde, ACS

    CAS :
    <p>4-Dimethylaminobenzaldehyde is used to prepare colorful Schiff base adducts with amines, pyrroles and indoles. It is often used in the Ehrlich reaction, test for the presence of indoles in a sample containing alkaloids and determination of hydrazine. This Thermo Scientific Chemicals brand product wa</p>
    Formule :C9H11NO
    Couleur et forme :Color of Hydrochloric acid solution: P.T.
    Masse moléculaire :149.19

    Ref: 02-036684

    25g
    37,00€
    100g
    À demander
    500g
    À demander
  • 4-Hydroxy-3-nitrobenzaldehyde, 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 :C7H5NO4
    Degré de pureté :98%
    Couleur et forme :Pale yellow to yellow to brown, Powder
    Masse moléculaire :167.12

    Ref: 02-A17972

    5g
    À demander
    25g
    214,00€
  • 3-(Hydroxymethyl)benzeneboronic acid pinacol ester

    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 :C13H19BO3
    Couleur et forme :Powder, White to pale cream to pale yellow
    Masse moléculaire :234.10

    Ref: 02-H51126

    1g
    À demander
    5g
    À demander
    25g
    À demander
  • Allyltriphenylphosphonium 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 :C21H20ClP
    Degré de pureté :99%
    Couleur et forme :Powder, White to pale cream
    Masse moléculaire :338.81

    Ref: 02-A16012

    25g
    À demander
    100g
    À demander
    500g
    À demander