Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2006-12-26
2006-12-26
Solola, Taofiq (Department: 1626)
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
active
07153983
ABSTRACT:
The present invention relates to a novel synthetic process for the enriched preparation of substituted R(+)β-benzyl-γ-butyrolactone (1) as shown in the drawing wherein R1and R2independently or in combination represent the following groups: i.e. R1═R2═H, —OCnH2n+1(where n=1 to 8); R1, and R2together represents —O(CH2)mO— (where m=2 to 4)
REFERENCES:
Daugan et al., J. of Natural Products (1991), vol. 54(1), pp. 110-118.
Kaul Surrinder
Qazi Ghulam Nabi
Singh Buddh
Taneja Subhash Chandra
Butzel Long
Council of Scientific and Industrial Research
Solola Taofiq
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