Process for preparing albuterol, acetal, hemi-acetal, and hydrates of arylglyoxal intermediates thereof
US5283359A · kind A · utility
1Cited by
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14Claims
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Key dates
| Filing date | Mar 1, 1993 |
| Grant date | Feb 1, 1994 |
| Priority date | — |
| Expiry date | Mar 1, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F5/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The preparation of arylethanolamines, and in particular albuterol (salbutamol), together with their novel boron, acetal and hemi-acetal intermediates is described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.