Triethyloxonium tetrafluoroborate is the organic oxonium compound with the formula [(CH3CH2)3O]+[BF4]−. It is often called Meerwein's reagent or Meerwein's...
6 KB (512 words) - 23:35, 26 July 2024
to be weighed quickly without inert atmosphere protection. Triethyloxonium tetrafluoroborate is a closely related compound. The compound is prepared by...
4 KB (343 words) - 17:43, 21 June 2024
are typical alkylating agents. Trimethyloxonium tetrafluoroborate and triethyloxonium tetrafluoroborate are particularly strong electrophiles due to their...
15 KB (1,645 words) - 14:35, 15 July 2024
mixture for carbureted compression ignition model engines. Triethyloxonium tetrafluoroborate is prepared from boron trifluoride, diethyl ether, and epichlorohydrin:...
27 KB (2,467 words) - 08:12, 14 August 2024
ethylation, i.e. treatment of nucleophiles with sources of Et+. Triethyloxonium tetrafluoroborate [Et3O]BF4 is such a reagent. For good nucleophiles, less electrophilic...
4 KB (467 words) - 12:37, 8 August 2024
alkyloxonium salts are useful alkylating agents. For example, triethyloxonium tetrafluoroborate (Et 3O+ )(BF− 4), a white crystalline solid, can be used,...
11 KB (1,095 words) - 09:40, 1 June 2023
Fluoroboric acid (redirect from Hydrogen tetrafluoroborate)
e.g. tropylium tetrafluoroborate (C7H7+[BF4]−), triphenylcarbenium tetrafluoroborate (Ph3C]+[BF4]−), triethyloxonium tetrafluoroborate (Et3O]+[BF4]−)...
13 KB (1,254 words) - 12:47, 22 April 2024
triple bonds. Oxygen can also be trivalent, for example in triethyloxonium tetrafluoroborate.: 343 Carbon–oxygen bond forming reactions are the Williamson...
11 KB (967 words) - 15:47, 20 June 2024
protection was achieved by treatment of H-17 with Meerwein salt (triethyloxonium tetrafluoroborate) to give iminium salt H-18, followed by conversion to orthoamide...
132 KB (7,466 words) - 08:10, 29 April 2024
2-diethoxytetrahydrofuran via γ-butyrolactone and the Meerwein salt (triethyloxonium tetrafluoroborate) in diethyl ether was first described by Hans Meerwein and...
4 KB (387 words) - 07:42, 18 June 2024
variant of the synthesis that led them to oxatriquinane. Triethyloxonium tetrafluoroborate Brookhart's acid Pyrylium salt Mark Mascal; Nema Hafezi; Nabin...
3 KB (196 words) - 21:09, 6 March 2023
treatment with dimethyl sulfate in refluxing toluene, or with triethyloxonium tetrafluoroborate in refluxing chloroform/hexamethylphosphoramide. The resulting...
7 KB (903 words) - 15:24, 7 April 2022
purity. Among the catalysts used were triethyloxonium borofluoride, tin chloride, and triphenylmethylium tetrafluoroborate. While LCP was the first and sole...
40 KB (4,687 words) - 02:54, 20 July 2024