Process for the preparation of 4-methylenetetrahydropyran

Details Process for the preparation of 4-methylenetetrahydropyran Process for the preparation of 4-methylenetetrahydropyran

1990-07-03

1991-03-19

Hollrah, Glennon H.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D30900

Patent

active

050012428

ABSTRACT:
The preparation of 4-methylenetetrahydropyran (I) by reacting 3-methylenepentane-1,5-diol with a sulfohalide in the presence of an aqueous mineral base. Compound I serves as an intermediate in organic syntheses.

REFERENCES:
patent: 2789996 (1957-04-01), Schreyer
patent: 4246177 (1981-01-01), Wu et al.
patent: 4312717 (1982-01-01), Suzukamo et al.
patent: 4340544 (1982-07-01), Suzukamo et al.
Chem. Abstracts, vol. 77, 1972-134876p.
J. Amer. Chem. Soc. vol. 77, 4666-4668.
Pet. Chem. USSR (English Translation) 7, (1967), pp. 194-195.

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