Process for producing 7-methoxy-3-desacetylcefalotin

Chemistry: molecular biology and microbiology – Micro-organism – tissue cell culture or enzyme using process... – Preparing compound having a 1-thia-5-aza-bicyclo

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C435S252100, C435S118000, C435S130000, C435S170000

Reexamination Certificate

active

08067195

ABSTRACT:
The invention relates to a method for preparing 7-methoxy-3-desacetylcefalotin by a hydrolysis process which takes place in water and is catalyzed by an enzyme obtained fromBacillus pumulispossessing acetyl hydrolasic activity.

REFERENCES:
patent: 4297488 (1981-10-01), Christensen et al.
patent: 4474879 (1984-10-01), Heiney
patent: 1121308 (1968-07-01), None
Kotz et al. “Chemistry & Chemical Reactivity” second eidtion. (1991) (Saunders College Publshing: Ft. Worth, TX), p. 149.
Rawn, J. David “Biochemistry” (1983) (Harper & Row, Publishers: New York, NY), p. 50.
Liras, P. Antonie van Leeuwenhock (1999) 75: 109-124.
Ronald W. Ratcliffe, et al., “Total Synthesis of β-Lactam Antibiotics III. (+/−)-Cefoxitin”, Tetrahedron Letters No. 46, XP-002413258, 1973, pp. 4653-4656.
Akio Takimoto, et al., “Batch production of deacetyl 7-aminocephalosporanic acid by immobilized cephalosporin-C deacetylase”, Appl Microbiol Biotechnol, vol. 65, XP-002595997, 2004, pp. 263-267.
Michael Politino, et al., “Purification and Characterization of a Cephalosporin Esterase fromRhodosporidium toruloides”,Applied and Environmental Microbiology, vol. 63, No. 12, XP-002177393, Dec. 1997, pp. 4807-4811.
Irene Martinez-Martinez, et al., “A colorimetric assay for the determination of acetyl xylan esterase or cephalosporin C acetyl esterase activities using 7-amino cephalosporanic acid, cephalosporin C, or acetylated xylan as substrate”, Analytical Biochemistry, vol. 369, No. 2, Sep. 5, 2007, pp. 210-217.
J. D'A. Jeffery, et al, “Deacetylcephalosporin C”, J. Biochem., vol. 81, XP-002595999. 1961, pp. 591-596.
Extended Search Report issued Sep. 2, 2010 in European Application No. 08162293.8.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Process for producing 7-methoxy-3-desacetylcefalotin does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process for producing 7-methoxy-3-desacetylcefalotin, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for producing 7-methoxy-3-desacetylcefalotin will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-4300812

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.