发明授权
- 专利标题: Solvents for NMR spectroscopy
- 专利标题(中): NMR光谱的溶剂
-
申请号: US410280申请日: 1973-10-26
-
公开(公告)号: US3954410A公开(公告)日: 1976-05-04
- 发明人: Ludwig Pohl , Werner Theysohn , Richard Unger
- 申请人: Ludwig Pohl , Werner Theysohn , Richard Unger
- 申请人地址: DT Darmstadt
- 专利权人: Merck Patent Gesellschaft mit beschraenkter Haftung
- 当前专利权人: Merck Patent Gesellschaft mit beschraenkter Haftung
- 当前专利权人地址: DT Darmstadt
- 优先权: DT2257005 19721121
- 主分类号: G01R33/28
- IPC分类号: G01R33/28 ; C01D7/07 ; C07B59/00 ; C07B61/00 ; C07C15/00 ; C07C15/04 ; C07C17/10 ; C07C17/16 ; C07C19/00 ; C07C19/01 ; C07C19/04 ; C07C19/041 ; C07C29/00 ; C07C31/04 ; C07C31/08 ; C07C49/08 ; C07C51/10 ; C07C51/15 ; C07C51/363 ; C07C53/02 ; C07C53/08 ; C07C53/16 ; C07C69/14 ; C07C233/00 ; C07C275/06 ; C07D307/08 ; C07D319/12 ; C07F9/22 ; G01R33/58 ; G01N27/00 ; G01N33/00
摘要:
Organic solvents containing less than 0.2 atom percent of .sup.13 C and which preferably are at least partially deuterated are produced from .sup.13 C-depleted gaseous carbon compounds and are advantageously employed as solvents for .sup.13 C NMR spectroscopy.
公开/授权文献
- US4968264A Cross-connecting terminal block assembly 公开/授权日:1990-11-06
信息查询