| 发明名称 | Method for preparing diamino-dianhydro-dideoxyhexitols, particularly preferably 2,5-diamino-1,4:3,6-dianhydro-2,5-dideoxy-D-hexitol | ||
| 摘要 | Method for preparing diamino-dianhydro-dideoxyhexitols, particularly 2,5-diamino-1,4:3,6-dianhydro-2,5-dideoxy-D-hexitol.;The invention related to a method for preparing diamino-dianhydro-dideoxyhexitols, particularly preferably 2,5-diamino-1,4:3,6-dianhydro-2,5-dideoxy-D-hexitol. | ||
| 申请公布号 | US9029412(B2) | 申请公布日期 | 2015.05.12 |
| 申请号 | US201113809435 | 申请日期 | 2011.06.28 |
| 申请人 | Evonik Degussa GmbH | 发明人 | Streukens Guido;Lettmann Christian;Schneider Sven |
| 分类号 | C07D493/00;C07D493/04 | 主分类号 | C07D493/00 |
| 代理机构 | Oblon, McClelland, Maier & Neustadt, L.L.P. | 代理人 | Oblon, McClelland, Maier & Neustadt, L.L.P. |
| 主权项 | 1. A composition, comprising 2,5-diamino-1,4:3,6-dianhydro-2,5-dideoxy-D-sorbitol, DAS (I), 2,5-diamino-1,4:3,6-dianhydro-2,5-dideoxy-D-mannitol, DAM (II) and 2,5-diamino-1,4:3,6-dianhydro-2,5-dideoxy-L-iditol, DAI (III), having a proportion of DAS (I) of at least 40% by weight. | ||
| 地址 | Essen DE | ||