Method for making 8-hydroxyjulolidine compound
US6433176B1 · kind B1 · utility
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11Claims
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Key dates
| Filing date | Feb 27, 2001 |
| Grant date | Aug 13, 2002 |
| Priority date | — |
| Expiry date | Feb 27, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D455/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
An 8-hydroxyjulolidine compound, having the formula: (wherein R1 and R2 represent independently H, halogen, hydroxyl or alkyl) is prepared by the following chemical reaction: wherein X and Y represent independently halogen, acyloxyl, sulfonyloxyl or phosphoryloxyl and R1 and R2 are as defined above.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.