Method for producing oxodicyclopentadiene

Details Method for producing oxodicyclopentadiene Method for producing oxodicyclopentadiene

1998-07-08

1999-05-04

Barts, Samuel

Chemistry: molecular biology and microbiology

Micro-organism, tissue cell culture or enzyme using process...

Preparing oxygen-containing organic compound

560256, 560187, 560239, C12P 762, C07C 6702

Patent

active

059003693

ABSTRACT:
Optically active oxodicyclopentadiene is produced by adding lipase into ketoalcohol (1) and vinyl acetate, stirring them to obtain optically active acetate, and methylating and oxidizing to cleavage the reactant, and treating the product under basic conditions. ##STR1##

REFERENCES:
patent: 5374768 (1994-12-01), Takano et al.
patent: 5442098 (1995-08-01), Takano et al.
patent: 5567851 (1996-10-01), Takano et al.
Takano, Seiichi et al., "Enantioconvergent route to alpha-cuparenone from dicyclopentadiene.", J. Chem. Soc. Chem. Commun., pp. 271-272 (1989).
Takano, Seiichi et al., "Expedient preparation and enantiomerization of !deca-4,8-dien-3-one)." Synletters, pp. 636-638 (1991).
Tanaka, Keigo et al., "An expedient route to optically pure 3-endo-hydroxydicyclopentadiene.", Sythesis, pp. 1237-1239 (1995).
Taniguchi, Takahiko et al., "Lipase-triethylamine-mediated dynamic transesterification of a tricyclic acyloin having a latent meso-structure: a new route to optically pure oxydicyclopentadiene.", Chem. Commun., pp. 1399-1400 (1997).
Miller et al., Synthesis and Characterization . . . J. Org. Chem., vol. 41, No. 7, pp. 1221-1228, Apr. 1976.
Trost et al., Stereocontrolled Approach . . . J. Org. Chem., vol. 43, No. 24, pp. 4559-4564, Nov. 1978.

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