Title of Invention | PROCESSES FOR THE PREPARATION OF CARBAPENEM-TYPE ANTIBACTERIAL AGENTS |
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Abstract | A process for the preparation of a carbapenem-type antibacterial agent of formula (4) or a salt thereof by reacting a compound of formula (1) or a salt thereof [wherein R1 represents a C1 - C3 alkyl group], a compound of formula (2) or a salt thereof [wherein R2 and R3 each independently represents a hydrogen atom or an organic residue group, or R2 and R3, together with the nitrogen atom to which they are attached, may form a ring], and a compound of formula (3) or a salt thereof [wherein L represents a leaving group, and the hydroxyl group and the carboxyl group each independently may be protected by a protecting group], to give a compound of formula (4) or a salt thereof [wherein R1, R2 and R3 have the same meanings as defined above, and the hydroxyl group and the carboxyl group each independently may be protected by a protecting group]. |
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608-kolnp-2003-granted-abstract.pdf
608-kolnp-2003-granted-claims.pdf
608-kolnp-2003-granted-correspondence.pdf
608-kolnp-2003-granted-description (complete).pdf
608-kolnp-2003-granted-examination report.pdf
608-kolnp-2003-granted-form 1.pdf
608-kolnp-2003-granted-form 18.pdf
608-kolnp-2003-granted-form 2.pdf
608-kolnp-2003-granted-form 3.pdf
608-kolnp-2003-granted-form 5.pdf
608-kolnp-2003-granted-gpa.pdf
608-kolnp-2003-granted-letter patent.pdf
608-kolnp-2003-granted-reply to examination report.pdf
608-kolnp-2003-granted-specification.pdf
608-kolnp-2003-granted-translated copy of priority document.pdf
Patent Number | 221021 | |||||||||
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Indian Patent Application Number | 608/KOLNP/2003 | |||||||||
PG Journal Number | 24/2008 | |||||||||
Publication Date | 13-Jun-2008 | |||||||||
Grant Date | 11-Jun-2008 | |||||||||
Date of Filing | 13-May-2003 | |||||||||
Name of Patentee | SANKYO COMPANY LIMITED | |||||||||
Applicant Address | 5-1 NIHONBASHI HONCHO 3-CHOME, CHUO KU, TOKYO 103 8426 | |||||||||
Inventors:
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PCT International Classification Number | C07D 477/06 | |||||||||
PCT International Application Number | PCT/JP01/10096 | |||||||||
PCT International Filing date | 2001-11-19 | |||||||||
PCT Conventions:
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