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Acides et bases organiques

Acides et bases organiques

Des acides et des bases de qualité exceptionnelle pour une utilisation générale en laboratoire sont disponibles dans un assortiment d'emballages pratiques. Ces composés sont des réactifs fondamentaux dans diverses réactions chimiques et procédures analytiques. Les acides et bases organiques sont utilisés dans les titrations, les solutions tampons et comme catalyseurs en chimie de synthèse. Chez CymitQuimica, nous offrons une large sélection d'acides et de bases organiques de haute qualité pour répondre aux exigences de vos applications en laboratoire.

915 produits trouvés pour "Acides et bases organiques"

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  • (S)-(+)-α-Methoxyphenylacetic Acid

    CAS :
    Formule :C9H10O3
    Degré de pureté :>98.0%(GC)(T)
    Couleur et forme :White to Light yellow powder to crystal
    Masse moléculaire :166.18

    Ref: 3B-M0829

    1g
    51,00€
    5g
    145,00€
  • Methanesulfonic Acid

    CAS :
    Formule :CH4O3S
    Degré de pureté :>99.0%(T)
    Couleur et forme :White or Colorless to Light yellow powder to lump to clear liquid
    Masse moléculaire :96.10

    Ref: 3B-M0093

    25g
    27,00€
    500g
    60,00€
  • Potassium hydroxide, 30% w/v aq. soln.

    CAS :
    <p>Potassium hydroxide acts as the precursor for most of the soft and liquid soaps, and for numerous potassium-containing chemicals. It is widely used in the manufacture of detergents, fertilizer, rayon, paper, dyestuffs, various drugs, drug intermediates, fine chemicals, and petroleum products. In t</p>
    Formule :HKO
    Masse moléculaire :56.11

    Ref: 02-010979

    1l
    89,00€
    500ml
    57,00€
  • Sodium hydroxide, pellets, 98%

    CAS :
    <p>Sodium hydroxide is widely used in variety of large scale applications such as pulp and paper manufacturing, in the production of soap and detergents as well as water treatment. It finds application in the base- driven hydrolysis of esters, amides and alkyl halides. It is also used as an industrial </p>
    Formule :HNaO
    Degré de pureté :98%
    Couleur et forme :Pellets, White to pale cream
    Masse moléculaire :40.00

    Ref: 02-A16037

    500g
    41,00€
  • Benzoic acid, ACS, 99.5% min

    CAS :
    <p>Benzoic acid is an important precursor for the preparation of many other organic substances viz. benzoyl chloride, benylbenzoate, phenol, sodium benzoate, benzyl alcohol as well as benzoate plasticizers such as glycol-, diethhyleneglycol- and triethyleneglycol esters. Benzoic acid and its salts are</p>
    Formule :C7H6O2
    Degré de pureté :99.5%
    Masse moléculaire :122.12

    Ref: 02-036230

    25g
    30,00€
    100g
    57,00€
    500g
    112,00€
  • D-Gluconic acid, 50% aq. soln.

    CAS :
    <p>Gluconic acid occurs naturally in fruit, honey, and wine. As a food additive it is an acidity regulator. It is also used in cleaning products. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to</p>
    Formule :C6H11KO7
    Couleur et forme :Clear yellow, Liquid
    Masse moléculaire :234.25

    Ref: 02-A16806

    500ml
    36,00€
    2500ml
    81,00€
  • Tannic acid, ACS

    CAS :
    <p>Tannic acid has anti-bacterial, anti-enzymatic and astringent applications. Used in the dyeing process for cellulose fibers such as cotton. Used in food and medication. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and labe</p>
    Formule :C76H52O46
    Masse moléculaire :1701.21

    Ref: 02-036410

    100g
    51,00€
    500g
    97,00€
  • Acetic acid, glacial, 99.9985% (metals basis)

    CAS :
    <p>Acetic acid is used as a solvent for purification and production of many chemical compounds eg., vinyl acetate monomer. It is a significant chemical reagent and is mainly used in the production of cellulose acetate for photographic film, polyvinyl acetate for wood glue, synthetic fibers and fabrics.</p>
    Formule :C2H4O2
    Degré de pureté :99.9985%
    Couleur et forme :Liquid, Colorless
    Masse moléculaire :60.05

    Ref: 02-010994

    25ml
    62,00€
    100ml
    170,00€
    500ml
    554,00€
  • Succinic anhydride, 99%

    CAS :
    <p>Succinic anhydride is used as a sizing agent and curative for epoxy resin. It acts as an additive in paper production. It is utilized in the preparation of covalently cross-linked oxidized-alginate and N-succinyl-chitosan hydrogels. It serves as an intermediate for functionalized oxide surfaces on a</p>
    Formule :C4H4O3
    Degré de pureté :99%
    Couleur et forme :Powder or crystals or crystalline powder or flakes and/or chips, White
    Masse moléculaire :100.07

    Ref: 02-A12245

    1kg
    160,00€
    5kg
    554,00€
    250g
    59,00€
    500g
    95,00€
  • Maleic acid, 98+%

    CAS :
    <p>Maleic acid is used as a precursor to fumaric acid, dimethyl maleate and glyoxalic acid. It is an electrophile and acts as dienophine in Diels-Alder reactions. It reacts with drugs to form more stable addition salts like indacaterol maleate, carfenazine, chlorpheniramine, pyrilamine, methylergonovin</p>
    Formule :C4H4O4
    Degré de pureté :98+%
    Couleur et forme :Crystals or powder or crystalline powder, White
    Masse moléculaire :116.07

    Ref: 02-A14596

    1kg
    À demander
    5kg
    À demander
    250g
    À demander
  • p-Toluenesulfonic acid monohydrate, 97%

    CAS :
    <p>p-Toluenesulfonic acid monohydrate, 98%, Thermo Scientific Chemicals</p>
    Formule :C7H10O4S
    Degré de pureté :97%
    Couleur et forme :White to pale cream to pink, Crystalline powder or adhering crystals
    Masse moléculaire :190.21

    Ref: 02-A14119

    1kg
    70,00€
    5kg
    174,00€
    250g
    35,00€
  • Formic 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 :CH2O2
    Degré de pureté :97%
    Couleur et forme :Clear colorless, Liquid
    Masse moléculaire :46.03

    Ref: 02-A13285

    10kg
    À demander
    2500g
    75,00€
  • Tiglic 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 :C5H8O2
    Degré de pureté :97+%
    Couleur et forme :White to cream to pale brown, Crystals or powder or crystalline powder
    Masse moléculaire :100.12

    Ref: 02-A13905

    25g
    34,00€
    100g
    À demander
    500g
    À demander
  • Oxalic acid, 5% w/v aq. soln.


    <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 :HO2CCO2H
    Masse moléculaire :90.04

    Ref: 02-035619

    1l
    68,00€
    4l
    À demander
  • Adipic acid, 99%

    CAS :
    <p>Adipic acid is a monomer used in the production of nylon 66 by polycondenation reaction with hexamethylene diamine. It is also used as a food ingredient and its esters are plasticizers especially in poly vinyl chloride. Further, it reacts with barium hydroxide and undergoes ketonization reaction to </p>
    Formule :C6H10O4
    Degré de pureté :99%
    Couleur et forme :Crystals or powder or crystalline powder, White
    Masse moléculaire :146.14

    Ref: 02-A13705

    1kg
    37,00€
    5kg
    114,00€
    25kg
    À demander
  • Mercaptosuccinic acid, 98%

    CAS :
    <p>Mercaptosuccinic acid is used in the preparation of mercaptosuccinic acid diethyl ester by reaction with ethanol. It is also used as a brightening agent in metal plating. Further, it serves as an intermediate for the synthesis of corrosion inhibitors, soil fumigants, active pharmaceutical ingredient</p>
    Formule :C4H6O4S
    Degré de pureté :98%
    Couleur et forme :White to pale cream, Powder or crystalline powder
    Masse moléculaire :150.15

    Ref: 02-B23301

    25g
    31,00€
    100g
    68,00€
    500g
    212,00€
  • Decanoic acid, 99%

    CAS :
    <p>Decanoic acid is used in perfumes, resins, lubricants, greases, dyes, plastics, pharmaceuticals and food additives. It is involved in the preparation of wetting agents and sodium deconate, which is an active component in soap. It is also used as a plasticizer and as an absorption enhancer in guinea </p>
    Formule :C10H20O2
    Degré de pureté :99%
    Couleur et forme :White, Crystals or powder or crystalline powder or chunks or fused solid
    Masse moléculaire :172.27

    Ref: 02-A14788

    1kg
    100,00€
    5kg
    367,00€
    250g
    44,00€
  • Cyanuric acid, 99%

    CAS :
    <p>Cyanuric acid acts as a chlorine stabilizer in swimming pools. It is used as a precursor to N-chlorinated cyanurates, which are used to disinfect water and crosslinking agents for polyurethane resins. It serves as a process regulator. Further, it is used in the diagnostic determination of melamine a</p>
    Formule :C3H3N3O3
    Degré de pureté :99%
    Couleur et forme :White, Powder
    Masse moléculaire :129.08

    Ref: 02-A15447

    1kg
    À demander
    100g
    À demander
    250g
    59,00€
  • Hydrogen chloride, 3M in cyclopentyl methyl ether

    Produit contrôlé
    CAS :
    <p>In chemical industry production of inorganic salts, Production of vinyl chloride from acetylene, alkyl chlorides from olefins, dyes, artificial silk, pigment, pesticides, pharmaceutical hydrochloride, As catalyst and solvent in organic syntheses, Alcohol chlorination reagent, Nitration reaction, Man</p>
    Formule :ClH
    Couleur et forme :Clear colorless, Liquid
    Masse moléculaire :36.46

    Ref: 02-H33398

    100ml
    76,00€
    500ml
    266,00€
  • Pamoic acid, 99%

    CAS :
    <p>Pamoic acid is used in preparation of repository derivatives of medicinal agents, used in pharmacology to increase the solubility of a drug in water. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may r</p>
    Formule :C23H16O6
    Degré de pureté :99%
    Couleur et forme :Crystals or powder or crystalline powder, Yellow to yellow-green
    Masse moléculaire :388.38

    Ref: 02-A15207

    1kg
    407,00€
    50g
    38,00€
    250g
    123,00€