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Solid acid information


Solid acids are acids that are insoluble in the reaction medium. They are often used as heterogeneous catalysts.

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Solid acid

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state acids are organic acids such as oxalic acid, tartaric acid, citric acid, maleic acid, etc. Examples of inorganic solid acids include silico-aluminates...

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Acid catalysis

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catalysed by "solid acids". Solid acids do not dissolve in the reaction medium. Well known examples include these oxides, which function as Lewis acids: silico-aluminates...

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Fuel cell

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is the use of an acidic electrolyte. This increases the corrosion or oxidation of components exposed to phosphoric acid. Solid acid fuel cells (SAFCs)...

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Salicylic acid

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Salicylic acid is an organic compound with the formula HOC6H4COOH. A colorless (or, white), bitter-tasting solid, it is a precursor to and a metabolite...

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Alkylation unit

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of an acid such as sulfuric acid (H2SO4) or hydrofluoric acid (HF) as catalyst. Depending on the acid used, the unit is called a sulfuric acid alkylation...

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Phosphoric acid

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Phosphoric acid (orthophosphoric acid, monophosphoric acid or phosphoric(V) acid) is a colorless, odorless phosphorus-containing solid, and inorganic...

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Glycolic acid

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Glycolic acid (or hydroxyacetic acid; chemical formula HOCH2CO2H) is a colorless, odorless and hygroscopic crystalline solid, highly soluble in water...

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Solid acid fuel cell

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Solid acid fuel cells (SAFCs) are a class of fuel cells characterized by the use of a solid acid material as the electrolyte. Similar to proton exchange...

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Acid

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show, acids (in the colloquial sense) can be solutions or pure substances, and can be derived from acids (in the strict sense) that are solids, liquids...

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Phenol

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carbolic acid, phenolic acid, or benzenol) is an aromatic organic compound with the molecular formula C6H5OH. It is a white crystalline solid that is volatile...

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Oxalic acid

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(COOH)2 or (CO2H)2 or H2C2O4. It is the simplest dicarboxylic acid. It is a white crystalline solid that forms a colorless solution in water. Its name comes...

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Perchloric acid

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with hydrochloric acid gives perchloric acid, precipitating solid sodium chloride: NaClO4 + HCl → NaCl + HClO4 The concentrated acid can be purified by...

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Lauric acid

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bright white, powdery solid with a faint odor of bay oil or soap. The salts and esters of lauric acid are known as laurates. Lauric acid, as a component of...

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Silica sulfuric acid

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Silica sulfuric acid (SiO 2-OSO 3H 2, SSA), a solid acid, is prepared by soaking silica gel with sulfuric acid. SSA is used as a catalyst in different...

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Fumaric acid

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Fumaric acid is an organic compound with the formula HO2CCH=CHCO2H. A white solid, fumaric acid occurs widely in nature. It has a fruit-like taste and...

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Isophthalic acid

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Isophthalic acid is an organic compound with the formula C6H4(CO2H)2. This colorless solid is an isomer of phthalic acid and terephthalic acid. The main...

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Oleum

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empirical formula H2S2O7 for disulfuric (pyrosulfuric) acid is obtained. Pure disulfuric acid is a solid at room temperature, melting at 36 °C and rarely used...

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Carbonic acid

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and proton irradiation of pure solid carbon dioxide. Chemically, it behaves as a diprotic Brønsted acid. Carbonic acid monomers exhibit three conformational...

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Ethylenediaminetetraacetic acid

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Ethylenediaminetetraacetic acid (EDTA), also called EDTA acid after its own abbreviation, is an aminopolycarboxylic acid with the formula [CH2N(CH2CO2H)2]2...

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Alkylation

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Brønsted acids are used when alkylating with olefins. Typical catalysts are zeolites, i.e. solid acid catalysts, and sulfuric acid. Silicotungstic acid is used...

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Benzoic acid

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Benzoic acid /bɛnˈzoʊ.ɪk/ is a white (or colorless) solid organic compound with the formula C6H5COOH, whose structure consists of a benzene ring (C6H6)...

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Behenic acid

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Behenic acid (also docosanoic acid) is a carboxylic acid, the saturated fatty acid with formula C21H43COOH. In appearance, it consists of white solid although...

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Superacid

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titanium and zirconium or specially treated alumina or zeolites. The solid acids are used for alkylating benzene with ethene and propene as well as difficult...

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Chloroacetic acid

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synthesis. It is a colorless solid. Related compounds are dichloroacetic acid and trichloroacetic acid. Chloroacetic acid was first prepared (in impure...

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Solid Snake

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promotional art like he did with the original Metal Gear Solid. In the second of these titles, Metal Gear Acid, Snake must retrieve "Pythagoras" from the Lobito...

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Glycine

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NH2‐CH2‐COOH. In solution or in the solid, glycine exists as the zwitterion. Glycine is one of the proteinogenic amino acids. It is encoded by all the codons...

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Peptide synthesis

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reactions of amino acid derivatives on a macroscopically insoluble solvent-swollen beaded resin support.[citation needed] The solid support consists of...

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