Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1989-05-19
1990-08-21
Chan, Nicky
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
C07D31904
Patent
active
049507710
ABSTRACT:
This invention provides 3,9-bis[1,1-dimethyl-2-(4'-hydroxybenzoyloxy)ethyl]-2,4,8,10-tetraoxaspiro [5,5]-undecane represented by the formula: ##STR1## a process for preparing the above compound by a transesterification reaction of 3,9-bis(1,1-dimethyl-2-hydroxyethyl)-2,4,8,10-tetraoxaspiro[5,5]undecane with alkyl 4-hydroxybenzoate.
REFERENCES:
patent: 4739080 (1988-04-01), Sasaki et al.
patent: 4754045 (1988-06-01), Sasaki et al.
patent: 4769479 (1988-09-01), Sasaki et al.
Chemical Abstracts, 101-8213w, (1984).
Aibe Hiroshi
Asoh Toshiaki
Ezaki Youichirou
Masumoto Mitsuhito
Arakawa Chemical Industries Ltd.
Chan Nicky
Mitsubishi Gas Chemical Company Inc.
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