| Title of Invention | A PROCESS FOR THE PRODUCTION OF PURINE DERIVATIVE |
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| Abstract | This invention relates to a process for producing substituted purine derivative. Purine derivatives of formula II are rearranged in the presence of catalysts to obtain compounds of formula I One or more hydroxy groups are converted in a known manner, Rl may be converted to X and R2 to NH in a known manner. |
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70-CHENP-2005 CORRESPONDENCE OTHERS.pdf
70-CHENP-2005 CORRESPONDENCE PO.pdf
70-CHENP-2005 DESCRIPTION (COMPLETE).pdf
70-CHENP-2005 POWER OF ATTORNEY.pdf
| Patent Number | 219196 | |||||||||
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| Indian Patent Application Number | 70/CHENP/2005 | |||||||||
| PG Journal Number | 27/2008 | |||||||||
| Publication Date | 04-Jul-2008 | |||||||||
| Grant Date | 25-Apr-2008 | |||||||||
| Date of Filing | 25-Jan-2005 | |||||||||
| Name of Patentee | NOVARTIS INTERNATIONAL PHARMACEUTICAL LTD. | |||||||||
| Applicant Address | SOFIA HOUSE, 48 CHURCH STREET, HARMILTON HM 12, | |||||||||
Inventors:
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| PCT International Classification Number | C07D 473/32 | |||||||||
| PCT International Application Number | PCT/EP1999/002309 | |||||||||
| PCT International Filing date | 1999-03-30 | |||||||||
PCT Conventions:
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