Process for the preparation of macrolide compounds
US4933474A · kind A · utility
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3Claims
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Key dates
| Filing date | Sep 9, 1988 |
| Grant date | Jun 12, 1990 |
| Priority date | — |
| Expiry date | Sep 9, 2008 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P31/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process is described for preparing a compound of formula (I) ##STR1## (in which R.sup.1 represents a methyl, ethyl or isopropyl group, R.sup.2 represents a hydrogen atom or a methyl or acetyl group and R.sup.3 represents a hydrogen atom, or OR.sup.2 and R.sup.3 together with the carbon atom to which they are attached represent the group >C.dbd.0) which comprises treating a corresponding 23.alpha.- compound with a triethyloxonium salt.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.