Diol-functionalized antioxidant and process for preparation...

Details Diol-functionalized antioxidant and process for preparation... Diol-functionalized antioxidant and process for preparation...

2005-07-12

2005-07-12

Davis, Brian (Department: 1621)

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

Organic compounds

Amino nitrogen containing

C564S360000

Reexamination Certificate

active

06916960

ABSTRACT:
Diol-functionalized antioxidants and the process for the preparation thereof are disclosed and have the general formula (I):wherein:R1is tert-butyl and R2is C1to C8linear or branched alkyl. The invention also pertains to a process for their preparation.Which comprises:Reacting a halo functionalized antioxidant having the general formula (II):wherein:R1is tert-butyl and X is bromide (Br) with a diol having general formula (IV):whereinR2is C1to C8linear or branched alkyl.

REFERENCES:
Database CAPLUS on STN, Acc. No. 1968:402701, Bruk et al., SU 192215, Feb. 6, 1967 (abstract).
Database CASREACT on STN, Acc. No. 58:66202, Ershov et al., Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya (1962), p. 2015-22 (abstract).
Bruk et al., Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya (1962), p. 2015-22.
English translation of Bruk et al., Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya (1962), p. 2015-22.

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