Processes for preparing certain hexaazaisowurtzitanes and their use in preparing hexanitrohexaazaisowurtzitane
US8268993B1 · kind B1 · utility
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3Claims
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Key dates
| Filing date | Dec 22, 2010 |
| Grant date | Sep 18, 2012 |
| Priority date | — |
| Expiry date | Jan 24, 2031 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D487/22
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A heavy-metal-free sequence leading to a superior, more economical, and scalable process for the high efficiency conversion of hexaallylhexaazaisowurtzitane (HAllylIW) to hexanitrohexaazaisowurtzitane (CL-20).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.