Method of preparing di(ketene acetals)

Details Method of preparing di(ketene acetals) Method of preparing di(ketene acetals)

2005-03-08

2005-03-08

Wong, Edna (Department: 1753)

Chemistry: electrical and wave energy

Processes and products

Processes of treating materials by wave energy

C204S157690

Reexamination Certificate

active

06863782

ABSTRACT:
Di(ketene acetals) are prepared by photoisomerizing the corresponding di(vinyl acetals).

REFERENCES:
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patent: 2331675 (1974-05-01), None
patent: 2331675 (1974-05-01), None
Corey et al., “Selective cleavage of allyl ethers under mild conditions by transition metal reagents”,J. Org. Chem., 38(18), 3224 (1973), no month.
Carvello et al., “Kerene acctal monomers: synthesis and characterization”,J. Polymer Sci.. Part A: Polymer Chemistry, 34, 3091-3102 (1996), no month.
Haworth, “XXXII. Cs- andtrans-tetramethylene-(1:3)-dicarboxylic acids and the condensation of formaldehyde with ethylic malonate”,J. Chem. Soc., 73, 330-345 (1898), no month.
Haydock et al., “3,3t-Edylenediglutarimide as a potential rumor inhibitor”,J. Med. Chem., 15, 44.448 (1972), no month.
Meineke et al., “The ccylization of certain ethylene dimalonie esters by sodium ethoxide”,J. Amer. Chem. Soc., 57. 1133 (1935), no month.

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