Process for making aztreonam

Organic compounds -- part of the class 532-570 series – Organic compounds – Unsubstituted hydrocarbyl chain between the ring and the -c-...

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

Reexamination Certificate

active

07601832

ABSTRACT:
A simplified process for the one-pot preparation of aztreonam, using azetidine and TAEM as starting materials, without the intermediary separation of t-butyl-aztreonam is provided.

REFERENCES:
patent: 4529698 (1985-07-01), Sykes et al.
patent: 4652651 (1987-03-01), Furlenmeier et al.
patent: 4775670 (1988-10-01), Sykes et al.
patent: 4816582 (1989-03-01), Furlenmeier et al.
patent: 4826973 (1989-05-01), Anderson et al.
patent: 4923998 (1990-05-01), Takaya et al.
patent: 4946838 (1990-08-01), Floyd et al.
patent: 5194604 (1993-03-01), Denzel et al.
patent: 5254681 (1993-10-01), Guanti et al.
patent: 2004/0062721 (2004-04-01), Montgomery
patent: 2005/0032775 (2005-02-01), Gyollai et al.
patent: 0 070 024 (1983-01-01), None
patent: 0 086 556 (1983-08-01), None
patent: 0 297 580 (1989-01-01), None
patent: 0 464 705 (1992-01-01), None
patent: 165 700 (1993-08-01), None
patent: WO 02/051356 (2002-07-01), None
patent: WO 03/018578 (2003-03-01), None
patent: WO 2004/013133 (2004-02-01), None
patent: WO 2004/052333 (2004-06-01), None
patent: WO 2007/083187 (2007-07-01), None
patent: WO 2007083187 (2007-07-01), None
Singh, Org. Proc. Res. Dev., 6 (6), 863 -868, 2002.
Signh, J. et al. Chemical Abstracts (2002), Accession No. 2002:768758; “Regioselective Activation of Aminothlazole (iminoxyacetic acid)acetic Acid: an Efficient Synthesis of the Monobactam Aztreonam”.
Nieschalk, et al. Chemical Abstracts (1996), Accession No. 1996:48264; “Synthesis of Thione Analogs of Monobactams”.
Zhu, Y. et al. Chemical Abstracts (1987), Accession No. 1987:101925; “Synthesis of Aztreonam”.

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 making aztreonam 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 making aztreonam, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for making aztreonam will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-4129064

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