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Chemical compound
bases. With pyridine, it gives the sulfur trioxide pyridine complex. Related adducts form from dioxane and trimethylamine. Sulfur trioxide is a potent
Sulfur_trioxide
Chemical compound
Sulfur trioxide pyridine complex is the compound with the formula C5H5NSO3. It is a colourless solid that dissolves in polar organic solvents. It is the
Sulfur trioxide pyridine complex
Sulfur_trioxide_pyridine_complex
Compound with three oxygen atoms
H2O3 Vanadium trioxide, V2O3 Ytterbium(III) oxide, Yb2O3 Yttrium(III) oxide, Y2O3 Mineral trioxide aggregate Sulfur trioxide pyridine complex, SO3(py) Jaffe
Trioxide
Heterocyclic aromatic organic compound
is the sulfur trioxide pyridine complex (melting point 175 °C), which is a sulfation agent used to convert alcohols to sulfate esters. Pyridine-borane
Pyridine
Chemical reaction
sulfoxide (DMSO) as the oxidant and the solvent, activated by the sulfur trioxide pyridine complex (SO3•C5H5N) in the presence of triethylamine or diisopropylethylamine
Parikh–Doering_oxidation
Chemical compound
Chromium trioxide is a powerful oxidiser, a mutagen, and a carcinogen. Chromium trioxide is generated by treating sodium dichromate with sulfuric acid:[citation
Chromium_trioxide
Class of chemical compounds
group chemistry. Examples include sulfur trioxide pyridine complex SO3(py) and pyridine adduct of borane, BH3py. Pyridine is classified as L ligand in the
Transition metal pyridine complexes
Transition_metal_pyridine_complexes
variations of pyridine N-oxide are known, such as the dioxides of 2,2'- and 4,4'-2,2'-bipyridine. Complexes derived from the trioxide of terpyridine
Transition metal complexes of pyridine-N-oxides and amine oxides
Transition_metal_complexes_of_pyridine-N-oxides_and_amine_oxides
Oxidation of alcohol
pyridine complex of chromium trioxide ("Collins reagent"). Jones reagent is a solution prepared by dissolving chromium trioxide in aqueous sulfuric acid
Jones_oxidation
Mixture of concentrated sulfuric acid and dichromate
formed by the addition of sulfuric acid to aqueous solutions of dichromate. It consists at least in part of chromium trioxide. The term "chromic acid"
Chromic_acid
Inorganic compound (SOCl2)
of sulfur trioxide and sulfur dichloride. This synthesis can be adapted to the laboratory by heating oleum to slowly distill the sulfur trioxide into
Thionyl_chloride
Organic redox reaction
are the use of carbodiimides (Pfitzner–Moffatt oxidation), a sulfur trioxide pyridine complex (Parikh–Doering oxidation) or acetic anhydride (Albright-Goldman
Swern_oxidation
preparation of this solution, i.e., the addition of chromium trioxide to a solution of pyridine in methylene chloride. The second family of reagents are salts
Oxidation with chromium(VI) complexes
Oxidation_with_chromium(VI)_complexes
Chemical compound
from a urine sample is dissolved in dimethylformamide and a sulfur trioxide-pyridine complex and is heated with 1% potassium carbonate solution. Halotestin
Fluoxymesterone
sulfate Sulfotep Sulfoxide, 3-chloropropyl octyl Sulfur dioxide Sulfur tetrafluoride Sulfur trioxide Sulfuric acid Tabun Tellurium Tellurium hexafluoride TEPP
EPA list of extremely hazardous substances
EPA_list_of_extremely_hazardous_substances
Chemical reaction which attaches an electrophile to an aromatic ring
aromaticity; these species include silyl groups (as SiR3+), protonated sulfur trioxide (as SO3H+), the carboxyl group (as CO2 + H+), the iodo group (as I+)
Electrophilic aromatic substitution
Electrophilic_aromatic_substitution
Chemical reaction
preparation of this solution, i.e., the addition of chromium trioxide to a solution of pyridine in methylene chloride. A second family of Cr(VI) reagents
Alcohol_oxidation
Chemical element with atomic number 7 (N)
transition metal compounds to give nitrosyl complexes, most of which are deeply coloured. Blue dinitrogen trioxide (N2O3) is only available as a solid because
Nitrogen
Any chemical compound having at least one nitrogen atom
transition metal compounds to give nitrosyl complexes, most of which are deeply coloured. Blue dinitrogen trioxide (N2O3) is only available as a solid because
Nitrogen_compounds
Weak acid with formula H3BO3
4 HBO2 → H2B4O7 + H2O Further heating (to about 530 °C) leads to boron trioxide: H2B4O7 → 2 B2O3 + H2O When orthoboric acid is dissolved in water, it partially
Boric_acid
Hydrocarbon compound (C6H6)
Sulfonation of benzene involves the use of oleum, a mixture of sulfuric acid with sulfur trioxide. Sulfonated benzene derivatives are useful detergents. In
Benzene
Class of chemical compounds
Leopold, K. R.; Chance, K. V.; Klemperer, W. (1980). "Weakly bound complexes of sulfur trioxide: The structure of ArSO3 and the dipole moment of N2SO3". The
Argon_compounds
4-triazin-3-yl)pyridine), in solutions containing n-C3H7-BTP and Cm3+ ions has been confirmed by EXAFS. Some of these BTP-type complexes selectively interact
Curium_compounds
Organometallic compound: Fe(II) sandwiched between two cyclopentadienyl rings
rate. Ferrocene has been found to be effective at reducing smoke and sulfur trioxide produced when burning coal. The addition by any practical means, impregnating
Ferrocene
Organic compound containing the functional group R–CH=O
a11_619. Ratcliffe, R. W. (1988). "Oxidation with the Chromium Trioxide-Pyridine Complex Prepared in situ: 1-Decanal". Organic Syntheses; Collected Volumes
Aldehyde
Chemical element with atomic number 23 (V)
manufacturing sulfuric acid by the contact process In this process sulfur dioxide (SO2) is oxidized to the trioxide (SO3): In this redox reaction, sulfur is oxidized
Vanadium
Chemical element with atomic number 96 (Cm)
4-triazin-3-yl)pyridine), in solutions containing n-C3H7-BTP and Cm3+ ions has been confirmed by EXAFS. Some of these BTP-type complexes selectively interact
Curium
Molecule with three connected cyclohexane rings arranged in the "armchair" configuration
adamantane-like cage structures. Those include phosphorus trioxide P4O6, arsenic trioxide As4O6, phosphorus pentoxide P4O10 = (PO)4O6, phosphorus pentasulfide
Adamantane
use — Determination of total acidity, and calculation of free sulphur trioxide content of oleum — Titrimetric method ISO 911:1977 Sulphuric acid for industrial
List_of_ISO_standards_1–1999
Chemicals regulated in the United States
Anthraquinone Cancer 84-65-1 September 28, 2007 Antimony oxide (Antimony trioxide) Cancer 1309-64-4 October 1, 1990 Aramite Cancer 140-57-8 July 1, 1987
California Proposition 65 list of chemicals
California_Proposition_65_list_of_chemicals
Chemical element with atomic number 85 (At)
exists as a coordination complex in which two dative covalent bonds separately link the astatine(I) centre with each of the pyridine rings via their nitrogen
Astatine
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