Chemistry: molecular biology and microbiology – Micro-organism – tissue cell culture or enzyme using process... – Preparing heterocyclic carbon compound having only o – n – s,...
Reexamination Certificate
2006-05-30
2006-05-30
Lilling, Herbert J. (Department: 1651)
Chemistry: molecular biology and microbiology
Micro-organism, tissue cell culture or enzyme using process...
Preparing heterocyclic carbon compound having only o, n, s,...
C435S123000
Reexamination Certificate
active
07052886
ABSTRACT:
The process for the preparation and isolation of the hypolipaemic active substance lovastatin in substantially pure form having a purity of at least 95% which comprises lactonizing the mevinolinic acid to lovastatin in a totally aqueous medium.
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Blackwell C M et al, “Total Synthesis of Dihydromevinolin and a Series Related 3-Hydroxy-3-Methylglutaryl Coenzyme A Reductase Inhibitors”, Journal of Organic Chemistry, American Chemical Society, Washington, DC, US, vol. 57, No. 21, 1992, pp. 5596-5606.
Kumar Parveen
Narula Pardeep
Raman Srinivasan
Deshmukh Esq. Jayadeep R.
Heibel Esq. George E.
Lilling Herbert J.
Ranbaxy Laboratories Limited
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