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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"

11835 produits trouvés pour "Benzènes"

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produits par page.
  • 2-Chloro-6-fluorobenzylideneacetone, 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 :C10H8ClFO
    Degré de pureté :98%
    Couleur et forme :Clear yellow, Liquid
    Masse moléculaire :198.62

    Ref: 02-A15083

    1g
    À demander
    5g
    À demander
  • 4-Fluorophenylhydrazine hydrochloride, 97%

    CAS :
    <p>4-Fluorophenylhydrazine hydrochloride is used as a chemical intermediate in the pharmaceutica1ls particularly of tryptamine drugs used in the treatment of migraine and cluster headaches. It is used to prepare agrochemical, and other chemical. It is used to detect sugars and aldehydes in analytical c</p>
    Formule :C6H8ClFN2
    Degré de pureté :97%
    Couleur et forme :White to cream to brown, Crystals or powder or crystalline powder
    Masse moléculaire :162.59

    Ref: 02-A15624

    5g
    52,00€
    25g
    144,00€
    100g
    387,00€
  • Bis(4-fluorophenyl) disulfide, 98%

    CAS :
    <p>Bis(4-fluorophenyl) disulfide 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 </p>
    Formule :C12H8F2S2
    Degré de pureté :98%
    Couleur et forme :Clear colorless to yellow, Liquid
    Masse moléculaire :254.31

    Ref: 02-H32589

    1g
    57,00€
    5g
    175,00€
  • 2-Phenylpropionaldehyde, 97%

    CAS :
    <p>2-phenylpropionaldehyde to give acetophenone using 1 atm molecular oxygen as oxidant was catalyzed by Ce(IV), V(IV) and Bronsted acids. It is used to produce 3-hydroxy-2-methyl-2-phenyl-propionaldehyde. This reaction will need reagent water and K2CO3. This Thermo Scientific Chemicals brand product w</p>
    Formule :C9H10O
    Degré de pureté :97%
    Couleur et forme :Liquid, Clear colorless to pale yellow
    Masse moléculaire :134.18

    Ref: 02-B22436

    100g
    57,00€
    500g
    178,00€
  • 2-Iodophenylacetonitrile, 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 :C8H6IN
    Degré de pureté :96%
    Couleur et forme :Clear colorless to yellow, Liquid
    Masse moléculaire :243.05

    Ref: 02-L12767

    1g
    35,00€
    5g
    92,00€
  • Methyl 4-amino-3-bromobenzoate, 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 :C8H8BrNO2
    Degré de pureté :97%
    Masse moléculaire :230.06

    Ref: 02-H64303

    1g
    À demander
    5g
    196,00€
  • 4-Formylbenzeneboronic acid pinacol ester, 98%

    CAS :
    <p>A boronic acid benzaldehyde compound for proteomics research. 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 h</p>
    Formule :C13H17BO3
    Degré de pureté :98%
    Couleur et forme :Powder, White to cream
    Masse moléculaire :232.09

    Ref: 02-H64192

    1g
    À demander
    5g
    106,00€
    25g
    À demander
  • 3,5-Bis(methoxycarbonyl)benzeneboronic acid, 97%

    CAS :
    <p>It is employed in the for the synthesis of 3,4-disubstituted coumarins via Pd-Catalyzed site-selective cross-coupling 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 br</p>
    Formule :C10H11BO6
    Degré de pureté :97%
    Masse moléculaire :238.0

    Ref: 02-H64472

    1g
    À demander
    5g
    À demander
  • 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
  • 1-(p-Toluenesulfonyl)indole, 95%

    CAS :
    <p>1-(p-Toluenesulfonyl)indole, is synthesized and used as a stable equivalent of 4-mercaptoindoles, also used in medicinal field for making drug and tablets. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information</p>
    Formule :C15H13NO2S
    Degré de pureté :95%
    Couleur et forme :White to pale cream, Powder
    Masse moléculaire :271.33

    Ref: 02-B22320

    1g
    52,00€
    5g
    À demander
    25g
    À demander
  • N,N-Dimethyl-p-toluidine, 99%

    CAS :
    <p>N,N-Dimethyl-p-toluidine is used as a polymerization catalyst for polyesters, acrylate and epoxy resins. It is also used as a hardener for dental cements and in adhesives. It serves as an intermediate for photographic chemicals, in industrial glues, in artificial fingernail preparations, colorants, </p>
    Formule :C9H13N
    Degré de pureté :99%
    Couleur et forme :Clear, yellow, Liquid
    Masse moléculaire :135.21

    Ref: 02-A11988

    100g
    46,00€
    500g
    114,00€
    2500g
    À demander
  • 4-Nitrobenzyl alcohol, 99%

    CAS :
    <p>4-nitrobenzyl alcohol is used as the sole source of carbon and nitrogen to study the pathway for the catabolism of 4-nitrotoluene by Pseudomonas. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer</p>
    Formule :C7H7NO3
    Degré de pureté :99%
    Couleur et forme :Pale cream to cream to yellow, Powder or lumps
    Masse moléculaire :153.14

    Ref: 02-A15742

    25g
    36,00€
    100g
    101,00€
    500g
    À demander
  • 2,2'-Dibromobiphenyl, 98%

    CAS :
    <p>2,2'-Dibromobiphenyl is used to produce 5,5-dimethyl-5H-dibenzosilole at the temperature of -78 - 20C. It will need reagent n-BuLi and solvents diethyl ether, hexane. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label </p>
    Formule :C12H8Br2
    Degré de pureté :98%
    Couleur et forme :White, Crystals or powder or crystalline powder
    Masse moléculaire :312.00

    Ref: 02-A17632

    1g
    68,00€
    5g
    À demander
    25g
    À demander
  • 4-(Methylthio)benzaldehyde, 97%

    CAS :
    <p>4-(Methylthio)benzaldehyde is a building block for the synthesis of various pharmaceutical and biologically active compounds. It can be used for the synthesis of sulfur-containing terpyridine ligands. It is the intermediate for the synthesis of a class of pyrrole derivatives showing analgesic/anti-i</p>
    Formule :C8H8OS
    Degré de pureté :97%
    Couleur et forme :Clear colorless to pale yellow, Liquid
    Masse moléculaire :152.21

    Ref: 02-B25427

    25g
    57,00€
    100g
    165,00€
  • 3-Fluoro-2-nitroaniline

    CAS :
    Formule :C6H5FN2O2
    Degré de pureté :95%
    Couleur et forme :Solid
    Masse moléculaire :156.116

    Ref: 10-F077967

    1g
    17,00€
    5g
    23,00€
    10g
    30,00€
    25g
    61,00€
    100g
    199,00€
  • 2,6-Difluoro-3-nitrobenzaldehyde

    CAS :
    Formule :C7H3F2NO3
    Degré de pureté :97%
    Couleur et forme :Solid
    Masse moléculaire :187.102

    Ref: 10-F044779

    1g
    17,00€
    5g
    75,00€
  • 4-Bromo-2,2-diphenylbutyronitrile, 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 :C16H14BrN
    Degré de pureté :95%
    Couleur et forme :White to pale cream, Crystals or powder or crystalline powder
    Masse moléculaire :300.20

    Ref: 02-A17786

    100g
    À demander
    500g
    À demander
  • 4-Bromophthalic 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 :C8H5BrO4
    Degré de pureté :98%
    Couleur et forme :White to pale cream, Crystals or powder or crystalline powder
    Masse moléculaire :245.03

    Ref: 02-L13418

    5g
    À demander
  • Iodonitrotetrazolium violet, 95%

    CAS :
    <p>Used for dehydrogenase determination 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 </p>
    Formule :C19H13ClIN5O2
    Degré de pureté :95%
    Couleur et forme :Powder, Cream to yellow
    Masse moléculaire :505.70

    Ref: 02-B22301

    1g
    61,00€
    5g
    193,00€
    25g
    À demander
  • Carbonylchlorohydridotris(triphenylphosphine)ruthenium(II)

    CAS :
    <p>Carbonylchlorohydridotris(triphenylphosphine)ruthenium(II) is used as a raw material to synthesize other ru-hydride catalysts. It is involved in the hydrogenation of ring-opening metathesis polymers such as norbornene and other cyclic olefin ROMP polymers used as plastics, resins and optical materia</p>
    Formule :C55H46ClOP3Ru
    Masse moléculaire :952.41

    Ref: 02-044955

    1g
    141,00€
    5g
    558,00€
    25g
    1.881,00€