Method for preparing adenine compound
US8865896B2 · kind B2 · utility
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18Claims
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Key dates
| Filing date | Jan 16, 2009 |
| Grant date | Oct 21, 2014 |
| Priority date | — |
| Expiry date | May 5, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P37/08
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A method for producing adenine compound (1):wherein m and n are independently an integer of 2 to 5, R1 is C1-6 alkyl group, R2 and R3 are the same or different, and hydrogen atom, or C1-6 alkyl group, or R2 and R3 are combined with an adjacent nitrogen atom to form pyrrolidine, morpholine, piperidine, piperazine, etc., and R4 is C1-3 alkyl group,which comprises a step of reacting compound (2):and compound (3):in the presence of a boron-containing reducing agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.