Process of making regadenoson and novel polymorphs thereof
US11034714B2 · kind B2 · utility
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10Claims
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Key dates
| Filing date | Aug 28, 2019 |
| Grant date | Jun 15, 2021 |
| Priority date | — |
| Expiry date | Aug 28, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07H19/167
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Novel processes for making the N-pyrrazole substituted 2-adenosine derivative regadenoson and a novel polymorph thereof. The novel polymorph of regadenoson designated form H and drug substances and pharmaceutical compositions including the novel polymorph H are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.