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Benzenos

Benzenos

Os benzenos são hidrocarbonetos aromáticos simples, consistindo de um anel de carbono de seis membros com ligações duplas alternadas. Essa estrutura fundamental é um bloco de construção para numerosos compostos químicos, incluindo produtos farmacêuticos, polímeros e corantes. Os benzenos são amplamente utilizados na síntese orgânica devido à sua estabilidade e versatilidade. Na CymitQuimica, oferecemos uma ampla gama de benzenos de alta qualidade para apoiar suas pesquisas e aplicações industriais.

Subcategorias de "Benzenos"

Foram encontrados 11887 produtos de "Benzenos"

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  • 4-tert-Butoxybenzaldehyde

    CAS:
    4-tert-Butoxybenzaldehyde is a colorless liquid that has a viscosity of 0.3 mm2/s at 25 °C. It can be synthesized by reacting pyridine with hydrochloric acid in the presence of a Grignard reagent. 4-tert-Butoxybenzaldehyde reacts with phenolic antioxidants to form an ester, which can be used as an industrial solvent. The crystal x-ray diffraction pattern of 4-tert-Butoxybenzaldehyde exhibits peaks at 2θ = 8.0, 11.5, and 18.5° corresponding to the (100), (200), and (220) planes, respectively. This chemical can also undergo reactions that lead to termination or transfer reactions, including diethyl ketomalonate formation with diethyl malonate in the presence of water as a solvent and potassium hydroxide as a catalyst for transfer reactions.END>
    Fórmula:C11H14O2
    Pureza:Min. 95%
    Cor e Forma:Powder
    Peso molecular:178.23 g/mol

    Ref: 3D-FB67936

    1g
    163,00€
    2g
    186,00€
    5g
    279,00€
    10g
    402,00€
    25g
    622,00€
  • Methyl 3,4-dimethoxybenzoate

    CAS:
    Methyl 3,4-dimethoxybenzoate is an acetate extract that has been shown to inhibit tyrosinase activity. This compound also has a potent inhibitory effect on the production of p-hydroxybenzoic acid. Methyl 3,4-dimethoxybenzoate can be synthesized from protocatechuic acid and methoxy groups. It is a chemical reaction involving three steps: condensation, dehydration, and reduction. Tyrosinase is an enzyme in the melanin biosynthetic pathway that catalyzes the conversion of tyrosine to dopaquinone. Tyrosinase activity can be inhibited by methyl 3,4-dimethoxybenzoate through competitive inhibition or by its ability to reduce the availability of substrate for this enzyme.
    Fórmula:C10H12O4
    Pureza:Min. 95%
    Cor e Forma:Powder
    Peso molecular:196.2 g/mol

    Ref: 3D-FM29131

    50g
    305,00€
    100g
    355,00€
    250g
    666,00€
  • 4-Formylbenzoic acid

    CAS:

    4-Formylbenzoic acid is an organic compound with the molecular formula CH2=C(O)CH=CHCO2H. It is a white solid that is soluble in water and has a strong, unpleasant odor. 4-Formylbenzoic acid has been shown to have affinity for binding to odorous molecules such as sulfur compounds, amines, and mercaptans. The binding of these molecules to the 4-formylbenzoic acid leads to a decrease in their odor concentration. This process can be done using electrochemical impedance spectroscopy or optical sensors. The oxidation of 4-formylbenzoic acid by trifluoroacetic acid produces 2-formylphenol and formaldehyde, which are themselves volatile compounds with an unpleasant odor. These reactions may be used as wastewater treatment methods. Langmuir adsorption isotherm may be used as an analytical method for measuring the concentration of 4-formylbenzoic acid

    Fórmula:C8H6O3
    Pureza:Min. 98 Area-%
    Cor e Forma:White Yellow Powder
    Peso molecular:150.13 g/mol

    Ref: 3D-FF23577

    1kg
    538,00€
    2kg
    673,00€
    5kg
    1.021,00€
    500g
    454,00€
  • (-)-Corey lactone 4-phenylbenzoate

    CAS:
    Corey lactone 4-phenylbenzoate is an efficient, large-scale preparation of (-)-Corey lactone. It is synthesized in two steps from 4-phenylbenzoic acid and ethyl acetoacetate. Corey lactone 4-phenylbenzoate has been used for the synthesis of a variety of natural products. This compound is also a precursor to the synthesis of other compounds, such as 3-amino-4-(2'-hydroxyethoxy)benzaldehyde.
    Fórmula:C21H20O5
    Pureza:Min. 95%
    Peso molecular:352.38 g/mol

    Ref: 3D-FC08664

    1g
    188,00€
    5g
    408,00€
    10g
    605,00€
    25g
    1.081,00€
    50g
    1.802,00€
  • 3-Fluoro-4-hydroxybenzonitrile

    CAS:
    3-Fluoro-4-hydroxybenzonitrile is a compound with an acidic ph and a strain that is dispersive, desorptive, and polyacrylamide gel. It is a colorless liquid at room temperature. 3-Fluoro-4-hydroxybenzonitrile has been shown to react with dodecyl inorganic base and hydrochloric acid to produce 3-fluoroaniline. The localization of the reaction yield is on hydrotalcite activated by fluorine. This chemical has been shown to react at temperatures between 0°C and 140°C.
    Fórmula:C7H4FNO
    Pureza:Min. 95%
    Cor e Forma:White Powder
    Peso molecular:137.11 g/mol

    Ref: 3D-FF64145

    25g
    298,00€
    50g
    437,00€
    100g
    621,00€
    250g
    1.248,00€
    500g
    2.026,00€
  • 3,3'-Dithiobis[6-nitrobenzoic acid] bis(succinimide) ester

    CAS:
    3,3'-Dithiobis[6-nitrobenzoic acid] bis(succinimide) ester is a reagent and reaction component. It is used as a building block to create other compounds that are useful in research and development of pharmaceuticals, agrochemicals, cosmetics, and other applications. 3,3'-Dithiobis[6-nitrobenzoic acid] bis(succinimide) ester can be used as a versatile building block to produce complex structures with high purity. It is also used as an intermediate for the synthesis of fine chemicals such as pharmaceuticals and agrochemicals. This product has CAS No. 60129-38-6.
    Fórmula:C22H14N4O12S2
    Pureza:Min. 95%
    Cor e Forma:Powder
    Peso molecular:590.5 g/mol

    Ref: 3D-FD15467

    1g
    543,00€
    2g
    698,00€
    5g
    1.125,00€
    250mg
    259,00€
  • 2-(Boc-aminomethyl)benzoic acid

    CAS:

    2-(Boc-aminomethyl)benzoic acid is a versatile building block with a wide range of applications in the field of organic chemistry. It has been shown to be useful as a reagent in the synthesis of complex compounds and fine chemicals, as well as a reaction component for the preparation of pharmaceuticals. 2-(Boc-aminomethyl)benzoic acid can also be used as an intermediate in the synthesis of speciality chemicals such as herbicides, pesticides, and fungicides.

    Fórmula:C13H17NO4
    Pureza:Min. 95%
    Cor e Forma:Powder
    Peso molecular:251.28 g/mol

    Ref: 3D-FB55737

    1g
    336,00€
    2g
    550,00€
    5g
    1.120,00€
    250mg
    196,00€
    500mg
    229,00€
  • 2-Iodobenzoic acid methyl ester

    CAS:
    2-Iodobenzoic acid methyl ester is a palladium complex that can be used as a catalyst for the hydrolysis of ketoesters, imines, and halides. The reaction mechanism involves the coordination of the metal center to the carboxylate or amine group on the substrate, followed by a nucleophilic attack at the benzoate or chloride group. The resulting product is an alkyl halide. 2-Iodobenzoic acid methyl ester has been shown to catalyze the cross-coupling of diphenyl ethers with various amines in water and in organic solvents.
    Fórmula:C8H7IO2
    Pureza:Min. 95%
    Cor e Forma:Clear Liquid
    Peso molecular:262.04 g/mol

    Ref: 3D-FI02156

    1kg
    346,00€
    2kg
    565,00€
    5kg
    1.202,00€
    10kg
    1.922,00€
    25kg
    3.802,00€
  • 4-Hydrazinobenzoic acid hydrochloride

    CAS:

    4-Hydrazinobenzoic acid hydrochloride is a chemical species that has an oxidative effect on DNA. It is a reactive oxygen species (ROS) that changes the hydrogen spectrum of water. The hydrogen bond is broken and the electrons in the molecule are excited to a higher energy level, which results in ROS formation. 4-Hydrazinobenzoic acid hydrochloride also inhibits mitochondrial function and causes heart disease by increasing blood pressure and weakening the heart muscle. This compound can be used as a cancer treatment for human cells, because it suppresses genes that promote cell growth. In addition, 4-hydrazinobenzoic acid hydrochloride may inhibit endothelial cell proliferation in animal experiments.

    Fórmula:C7H8N2O2•HCl
    Pureza:Min. 95%
    Cor e Forma:Powder
    Peso molecular:188.61 g/mol

    Ref: 3D-FH05465

    1kg
    765,00€
    250g
    378,00€
    500g
    471,00€
  • 2-Acetylbenzoic acid

    CAS:

    2-Acetylbenzoic acid is a functional molecule that contains an acetyl group. It can form hydrogen bonds with other molecules and has been shown to induce apoptosis in cells. The reaction products of 2-acetylbenzoic acid are malonic acid, acetylsalicylic acid, and 2-benzoylbenzoic acid. These three compounds are made by the addition of hydrogen or hydroxide to the molecule 2-acetylbenzoic acid. The molecule has two functional groups: a carbonyl group and an acetyl group. The chemical structure of this molecule can be seen in the figure below.
    2-Acetylbenzoic Acid

    Fórmula:C9H8O3
    Pureza:Min. 95%
    Cor e Forma:Powder
    Peso molecular:164.16 g/mol

    Ref: 3D-FA05086

    10g
    135,00€
    25g
    237,00€
    50g
    392,00€
    100g
    603,00€
    250g
    1.091,00€
  • 3,5-Dihydroxybenzaldehyde

    CAS:

    3,5-Dihydroxybenzaldehyde (DHBA) is a plant metabolite that is classified as a phenolic compound. It is found in many plants and has important biological functions such as the production of carotenoids or the cleavage of carotenoid to form other compounds. DHBA can be extracted from plant tissue with hydrochloric acid or carbon sources. It has been shown that DHBA inhibits the growth of soil bacteria by binding to amines and thus preventing them from reacting with substrates. This may be due to its ability to act as an electron donor, which could also explain its inhibitory activity on carotenoid cleavage.

    Fórmula:C7H6O3
    Pureza:Min. 98 Area-%
    Cor e Forma:Off-White To Beige To Brown Solid
    Peso molecular:138.12 g/mol

    Ref: 3D-FD34163

    25g
    454,00€
    50g
    740,00€
    100g
    1.020,00€
  • 4-Bromobenzaldehyde

    CAS:

    4-Bromobenzaldehyde is a chemical compound that belongs to the group of aromatic compounds. It has been shown to have a potent stimulatory effect on locomotor activity in mice, which may be due to its ability to increase levels of epidermal growth factor and gamma-aminobutyric acid in the brain. 4-Bromobenzaldehyde can be synthesized from 2,4-dibromophenol and anhydrous copper chloride in the presence of sodium hydroxide. The reaction mechanism for this synthesis is believed to involve an intermediate enamine form of 4-bromobenzaldehyde, which can then undergo hydrolysis into 2,4-dibromophenol and benzaldehyde. This product is used as a reagent in organic synthesis because it can be used to form esters with trifluoroacetic acid or hydrochloric acid in high yield.

    Fórmula:C7H5BrO
    Pureza:Min. 90 Area-%
    Cor e Forma:White Powder
    Peso molecular:185.02 g/mol

    Ref: 3D-FB10716

    1kg
    673,00€
    2kg
    1.008,00€
    5kg
    1.962,00€
    250g
    248,00€
    500g
    423,00€
  • 1-Cyano-4-(dimethylamino)benzene

    CAS:
    1-Cyano-4-(dimethylamino)benzene is a molecule that has been shown to inhibit the growth of hamster v79 cells. It also inhibits the synthesis of DNA and RNA. The binding constants for this molecule have been determined to be 1.0 x 10^9 M^-1, with an n-octanol/water partition coefficient (log P) of 5.5. This molecule is soluble in nonpolar solvents and may be used as a model system for hydrogen bonding interactions or reaction mechanisms in organic chemistry. This compound contains a deuterium isotope and can be used to study the effects of hydrogen bonding on reactions in organic chemistry at high temperatures, with the use of preparative hplc.
    Fórmula:C9H10N2
    Pureza:Min. 95%
    Cor e Forma:Beige Powder
    Peso molecular:146.19 g/mol

    Ref: 3D-FC54816

    1kg
    1.586,00€
    50g
    169,00€
    100g
    258,00€
    250g
    505,00€
    500g
    892,00€
  • 2,6-Dimethoxy-4-hydroxybenzylamine

    CAS:
    2,6-Dimethoxy-4-hydroxybenzylamine is a fine chemical that is used as a versatile building block for the synthesis of complex compounds. It is also used as a reagent and reaction component in various chemical reactions. CAS No. 130632-98-3.
    Fórmula:C9H13NO3
    Pureza:Min. 95%
    Cor e Forma:Yellow Powder
    Peso molecular:183.2 g/mol

    Ref: 3D-FD67593

    1g
    1.202,00€
    5g
    1.802,00€
    10g
    2.340,00€
    250mg
    673,00€
    500mg
    956,00€
  • 4-(Trifluoromethoxy)benzonitrile

    CAS:
    Fórmula:C8H4F3NO
    Pureza:>98.0%(GC)
    Cor e Forma:Colorless to Almost colorless clear liquid
    Peso molecular:187.12

    Ref: 3B-T2292

    Produto descontinuado
  • 2-Methyl-4-nitroaniline, 98%

    CAS:

    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 Scientific Chemicals.

    Fórmula:C7H8N2O2
    Pureza:98%
    Cor e Forma:Yellow to green, Powder
    Peso molecular:152.15

    Ref: 02-A15941

    100g
    Descontinuado
    Produto descontinuado
  • 5-Fluoro-2-methylanisole, 98%

    CAS:

    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 Scientific Chemicals.

    Fórmula:C8H9FO
    Pureza:98%
    Cor e Forma:Clear colorless, Liquid
    Peso molecular:140.16

    Ref: 02-B25629

    Produto descontinuado
  • 4-Bromophenylzinc iodide, 0.5M in THF, packaged under Argon in resealable ChemSeal™ bottles

    CAS:

    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 Scientific Chemicals.

    Fórmula:C6H4BrIZn
    Peso molecular:348.29

    Ref: 02-H58429

    50ml
    Descontinuado
    Produto descontinuado
  • Methyl pentafluorophenyl carbonate, 97%

    CAS:

    Methyl pentafluorophenyl carbonate 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 Scientific Chemicals.

    Fórmula:C8H3F5O3
    Pureza:97%
    Cor e Forma:White, Crystals or powder or crystalline powder or fused solid
    Peso molecular:242.10

    Ref: 02-L16107

    25g
    Descontinuado
    Produto descontinuado
  • (R)-(-)-8-Diphenylphosphino-1,2,3,4-tetrahydro-1-naphthylamine, 97+%

    CAS:

    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 Scientific Chemicals.

    Fórmula:C22H22NP
    Pureza:97+%
    Peso molecular:331.39

    Ref: 02-H60538

    250mg
    Descontinuado
    Produto descontinuado
  • 3-Benzyloxypyrrolidine, 96%

    CAS:

    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 Scientific Chemicals.

    Fórmula:C11H15NO
    Pureza:96%
    Cor e Forma:Clear colorless to yellow, Liquid
    Peso molecular:177.25

    Ref: 02-H50769

    250mg
    Descontinuado
    Produto descontinuado
  • Dimethyl terephthalate, 99%

    CAS:

    Dimethyl terephthalate is used in the Polyester Film (Audio/Video Tape,X-ray Film,Photo Film), Polyester Fiber, Pet Bottle, Polyester Adhesive, Engineering Plastics. DMT is volatile, it is an intermediate in some schemes for the recycling of PET. 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 Scientific Chemicals.

    Fórmula:C10H10O4
    Pureza:99%
    Cor e Forma:White, Flakes or pellets or crystals
    Peso molecular:194.19

    Ref: 02-A13220

    500g
    Descontinuado
    Produto descontinuado
  • Allyl(chloro)[di-tert-butyl(4-dimethylaminophenyl)phosphine]palladium(II)

    CAS:

    The derivative of this compound serves as an exceptionally mild and versatile catalyst for Heck reactions of aryl chlorides and bromides. A sterically and electronically diverse array of aryl bromides, as well as activated aryl chlorides, couple with a range of mono- and disubstituted olefins at room temperature, furnishing the arylated product with high E/Z stereoselection. 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 Scientific Chemicals.

    Fórmula:C19H33ClNPPd
    Peso molecular:448.32

    Ref: 02-046332

    Produto descontinuado
  • 4-Nitrophenoxyacetic acid hydrazide

    CAS:
    Pureza:98.0%
    Peso molecular:211.177001953125

    Ref: 10-F011208

    25g
    Descontinuado
    100g
    Descontinuado
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  • KB-R7943

    CAS:
    Pureza:98.0%
    Cor e Forma:Solid
    Peso molecular:427.489990234375

    Ref: 10-F047228

    10mg
    Descontinuado
    Produto descontinuado
  • Ref: 10-F341346

    10g
    Descontinuado
    Produto descontinuado
  • 3-[(4-methylpiperidin-1-yl)methyl]benzonitrile


    Peso molecular:214.31199645996094

    Ref: 10-F542431

    Produto descontinuado
  • 2-(5-Chloro-2-nitrophenyl)acetonitrile

    CAS:
    Pureza:97.0%
    Peso molecular:196.58999633789062

    Ref: 10-F068063

    Produto descontinuado
  • 3-Nitrophenoxyacetic acid; >98%

    CAS:
    Pureza:98.0%
    Peso molecular:197.14599609375

    Ref: 10-F160902

    25g
    Descontinuado
    Produto descontinuado
  • N-[4-Bromo-2-nitro-5-(trifluoromethyl)phenyl]-acetamide

    CAS:
    Pureza:95.0%
    Peso molecular:327.0570068359375

    Ref: 10-F217923

    25g
    Descontinuado
    250mg
    Descontinuado
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  • 3-BROMO-5-CYANOBENZYLAMINE

    CAS:
    Pureza:95.0%
    Peso molecular:211.06199645996094

    Ref: 10-F500108

    250mg
    Descontinuado
    Produto descontinuado
  • 2-(4-Nitrophenyl)imidazo[1,2-a]pyridine

    CAS:
    Pureza:97.0%
    Peso molecular:239.23399353027344

    Ref: 10-F069228

    10g
    Descontinuado
    Produto descontinuado
  • 3,3'-dinitrobiphenyl-4,4'-diamine

    CAS:
    Pureza:95.0%
    Cor e Forma:Solid
    Peso molecular:274.2359924316406

    Ref: 10-F374721

    10g
    Descontinuado
    25g
    Descontinuado
    Produto descontinuado
  • 2-[4-(methylamino)-3-nitrobenzoyl]benzoic acid


    Peso molecular:300.2699890136719

    Ref: 10-F518183

    Produto descontinuado
  • 2-BROMO-6-CYANOBENZOIC ACID

    CAS:
    Pureza:95.0%
    Peso molecular:226.0290069580078

    Ref: 10-F527172

    25g
    Descontinuado
    Produto descontinuado
  • 2-Chloro-4-fluorobenzonitrile

    CAS:

    2-Chloro-4-fluorobenzonitrile is a drug that has been shown to have antitumor effects by binding to the CB2 receptor. It inhibits hydrogenation reduction of the molecule, which may be due to its ability to react with both functional groups. 2-Chloro-4-fluorobenzonitrile has also been shown to inhibit progesterone receptor, which may lead to an increase in progesterone levels and a decrease in estrogen levels. The pharmacokinetic properties of this compound are not yet known.

    Fórmula:C7H3ClFN
    Pureza:Min. 95%
    Cor e Forma:White Powder
    Peso molecular:155.56 g/mol

    Ref: 3D-FC35486

    1kg
    Descontinuado
    50g
    Descontinuado
    100g
    Descontinuado
    250g
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    500g
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  • 4-Vinylbenzoic acid

    CAS:

    4-Vinylbenzoic acid is a water-insoluble polymer that has been shown to have bacteriostatic and fungistatic properties. 4-Vinylbenzoic acid inhibits bacterial growth by binding to the enzyme diphenolase, which is involved in the synthesis of cell wall precursors. This polymer also binds to cationic surfactants and is soluble in organic solvents such as ethanol and acetone. The mechanism of inhibition of fungal growth is not known, but it may be due to hydrogen bonding interactions with the cell membrane.
    4-Vinylbenzoic acid has been shown to be effective against human serum, although it does not inhibit bacterial growth in this medium.

    Fórmula:C9H8O2
    Pureza:Min. 95%
    Cor e Forma:White Powder
    Peso molecular:148.16 g/mol

    Ref: 3D-FV28705

    10g
    Descontinuado
    25g
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    50g
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    100g
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