2-((2S,3S,4R,5R)-5-((S)-3-amino-2-hydroxyprop-1-yl)-4-methoxy-3-(phenylsulfonylmethyl)tetrahydrofuran-2-yl)acetaldehyde derivatives and process for their preparation
US9062020B2 · kind B2 · utility
2Cited by
2References
21Claims
0Family size
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Inventors
Key dates
| Filing date | Dec 24, 2012 |
| Grant date | Jun 23, 2015 |
| Priority date | — |
| Expiry date | Dec 24, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/55
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Disclosed is a compound of formula 1, as shown below, where R1, R2, R3, R4, R5, R6 and R7 are as described herein. Also, disclosed is a process for the preparation of compounds of formula 1, and intermediates used therein. The compound of formula 1 can be useful for preparation of halichondrin analogs such as Eribulin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.