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CasNo: 16466-97-0
MF: C3H3BrMg
Uses |
1-Propynylmagnesium bromide is a research reagent used in chemical and organic transformations. It's also used in chemical analysis and solution deposition. Preparation of hydroxy enynes which underwent gold(I)-catalyzed benzannulation leading to tetrahydronaphthalenes. |
InChI:InChI=1/C3H2Br.Mg/c1-2-3-4;/h3H2;/q;+1/rC3H2BrMg/c4-2-1-3-5/h2H2/q+1
This manuscript describes the extension ...
The optically pure (E)-allylsilane was synthesized from commercially available (R)-3-butyn-2-ol in five steps involving hydrozirconation followed by alkylation of the resulting alkenylmetal with BnOCH2Cl. On the other hand, both enantiomers of the corresponding (Z)-allylsilane were prepared from commercially available dimethylphenylvinylsilane through epoxidation, the regioselective epoxide-opening reaction with 1-propynylmagnesium bromide, and the subsequent optical resolution using a lipase.
ethyl bromide
ammonium chloride
prop-1-yne
1-propynylmagnesium bromide
Conditions | Yield |
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With magnesium; In diethyl ether; water;
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prop-1-yne
1-propynylmagnesium bromide
Conditions | Yield |
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With ethylmagnesium bromide;
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With ethylmagnesium bromide; In tetrahydrofuran; at -78 - 40 ℃;
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ethylmagnesium bromide
prop-1-yne
ethyl bromide
pent-3-yn-1-ol
methyl propargyl alcohol
1,2-bis-(4-methoxy-phenyl)-pent-1-en-3-yne
trimethyl(prop-1-ynyl)silane