CN100503558C - Method of synthesizing hexa-2,4-dienedinitrile from 1,4-dihalogen-1,3-butadiene and cuprous cyanide - Google Patents
Method of synthesizing hexa-2,4-dienedinitrile from 1,4-dihalogen-1,3-butadiene and cuprous cyanide Download PDFInfo
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- CN100503558C CN100503558C CNB2006100116982A CN200610011698A CN100503558C CN 100503558 C CN100503558 C CN 100503558C CN B2006100116982 A CNB2006100116982 A CN B2006100116982A CN 200610011698 A CN200610011698 A CN 200610011698A CN 100503558 C CN100503558 C CN 100503558C
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- hexadiene
- dihalo
- butadiene
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CNB2006100116982A CN100503558C (en) | 2006-04-18 | 2006-04-18 | Method of synthesizing hexa-2,4-dienedinitrile from 1,4-dihalogen-1,3-butadiene and cuprous cyanide |
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CNB2006100116982A CN100503558C (en) | 2006-04-18 | 2006-04-18 | Method of synthesizing hexa-2,4-dienedinitrile from 1,4-dihalogen-1,3-butadiene and cuprous cyanide |
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CN101058551A CN101058551A (en) | 2007-10-24 |
CN100503558C true CN100503558C (en) | 2009-06-24 |
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CNB2006100116982A Expired - Fee Related CN100503558C (en) | 2006-04-18 | 2006-04-18 | Method of synthesizing hexa-2,4-dienedinitrile from 1,4-dihalogen-1,3-butadiene and cuprous cyanide |
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Families Citing this family (1)
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CN101811932A (en) * | 2010-04-10 | 2010-08-25 | 浙江华海药业股份有限公司 | Preparation method of Aliskiren intermediate trans-1,4-dibromo-2-butylene |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US3709921A (en) * | 1969-09-03 | 1973-01-09 | Exxon Research Engineering Co | Method of forming dicyano compounds |
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- 2006-04-18 CN CNB2006100116982A patent/CN100503558C/en not_active Expired - Fee Related
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Publication number | Priority date | Publication date | Assignee | Title |
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US3709921A (en) * | 1969-09-03 | 1973-01-09 | Exxon Research Engineering Co | Method of forming dicyano compounds |
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CN101058551A (en) | 2007-10-24 |
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C14 | Grant of patent or utility model | ||
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Owner name: XIAMEN KANG'AOKE SCIENCE + TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: BEIJING UNIV. Effective date: 20110812 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100871 HAIDIAN, BEIJING TO: 361000 XIAMEN, FUJIAN PROVINCE |
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TR01 | Transfer of patent right |
Effective date of registration: 20110812 Address after: 361000 E302A room, Taiwan science and technology enterprise incubation center, Xiamen torch hi tech Zone (Xiangan), Xiangan District, Xiamen, Fujian Patentee after: Kang Auke Pharma Co., Ltd. Address before: 100871 Beijing the Summer Palace Road, Haidian District, No. 5 Patentee before: Peking University |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090624 Termination date: 20160418 |
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CF01 | Termination of patent right due to non-payment of annual fee |