Predict whether the following compounds react faster or slower than benzene in a reaction with bromine and FeBr3. Sign in to download full-size image Solution Propylbenzene contains an alkyl substituent. As in the case of a methyl group, the propyl group is slightly activating. Thus, propylben...
benzene: miscible(lit.) 2.13 Spectral Properties INDEX OF REFRACTION: 1.4045 @ 20 DEG CIR: 7285 (Documentation of Molecular Spectroscopy Collection) 2.14 Stability THEY TEND TO DECOMP SPONTANEOUSLY TO FORM HYDROCHLORIC ACID; & OTHER PRODUCTS /CHLOROFORMATES/ 2.15 StorageTemp 0-10°C3...
It is a chemical compound that appears as a colorless to yellow liquid with a strong odor. The basic structure of N-PROPYLMAGNESIUM BROMIDE consists of a propyl group attached to a magnesium atom, which is further bonded to a bromine atom. This compound is soluble in organic solvents such ...
With thionyl chloride; bromine In ethanol; water; N,N-dimethyl-formamide 96.5% 2‐bromoethylferrocene 99-66-1 valproic acid 2‐ferrocenylethyl 2‐propylpentanoate Conditions ConditionsYield With 18-crown-6 ether; potassium carbonate In acetonitrile for 5h; Reflux; 95% 3‐bromopropylferrocen...
The group R1 is preferably chlorine, bromine, acetoxy or other C1-C8 acyloxy group. Using mercaptan acids, the reaction may be carried out in dilute aqueous sodium hydroxide at room temperature; polyhydric mercaptans may be reacted in an organic solvent such as a lower alcohol, benzene or ...
(water formed during the reaction was distilled off). This mixture is cooled to room temperature, water is added to it, the benzene layer is washed with water and dried. Benzene is isolated under reduced pressure and the crude ether obtained is purified by column chromatography on 150 g of ...
3-Phenoxypropyl bromide, with the chemical formula C9H11BrO and CAS registry number 588-63-6, is a compound known for its applications in various chemical processes. This colorless liquid, also referred to as Phenoxypropyl bromide, is characterized by its phenoxy and bromine functional groups. ...
In Step 4, alkenylbenzopyridyloxepin of formula (29) and its isomer are reacted with either bromine or 4-(dimethylamino)pyridinium tribromide to give geometric vinyl bromides of formulae (30) and (31). The vinyl bromides are separated and converted to their respective sulfonamides (19) or ...
benzene-, toluene-, xylene-, butane-, propane- and naphthalene-sulphonic acids. Amongst these catalysts, it is preferred to use those which are soluble in water and are insoluble or sparingly soluble in the organic liquid. The best results are obtained with the water-soluble catalysts of which...
21, 2001; and U.S. Provisional Patent Application No. 60/380,574, filed Dec. 21, 2001. Claims: What is claimed is: 1. A compound of the formula: and pharmaceutically acceptable salts thereof wherein m is 0-2; B is phenyl, which is optionally substituted with one, two, three or ...