Cyclobutanetetracarboxylate compound and preparation method thereof
US7402693B2 · kind B2 · utility
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11Claims
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Assignee
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Key dates
| Filing date | Aug 2, 2007 |
| Grant date | Jul 22, 2008 |
| Priority date | — |
| Expiry date | Aug 2, 2027 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2601/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention provides a cyclobutanetetracarboxylate compound of general formula (I) and a preparation method thereof:in which R and R1 are as defined in the specification.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.