Production of 2-methyl-4-halobut-2-en-1-als

Details Production of 2-methyl-4-halobut-2-en-1-als Production of 2-methyl-4-halobut-2-en-1-als

1970-10-15

1976-02-24

Thomas, Jr., James O.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C 4714

Patent

active

039404455

ABSTRACT:
A process for the production of 2-methyl-4-halobut-2-en-1-als by reacting 2-methylbut-3-en-1-al-2-ol or an acetal or acylate thereof at a temperature of from -10.degree.C to +100.degree.C in the presence of copper or a copper salt with the appropriate hydrogen halides.

REFERENCES:
patent: 2057964 (1936-10-01), Muller
patent: 3205267 (1965-09-01), Reicheneder et al.
patent: 3347930 (1967-10-01), Freyschlag et al.
Bull. Soc. Chim., Vol. 12, pp. 843-845, 1945, J. Jacques.
Castro et al., Jour. of Org. Chem., Vol. 30, 1965, pp. 587-592.
Degering et al., An Outline of Organic Chem., 3rd Edit., 1939, pp. 35-36.
Groggins, Unit Processes in Organic Synthesis, 4th Edit., 1952, pp. 176-178.

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