Titanium-induced cyclization of keto esters: a new method of cycloalkanone synthesis

1983 ◽  
Vol 105 (6) ◽  
pp. 1660-1661 ◽  
Author(s):  
John E. McMurry ◽  
Dennis D. Miller
Keyword(s):  
Synlett ◽  
2011 ◽  
Vol 2011 (14) ◽  
pp. 2039-2042 ◽  
Author(s):  
Chengjian Zhu ◽  
Yixiang Cheng ◽  
Honglai Jiang ◽  
Aijun Lin ◽  
Hao Peng ◽  
...  

1974 ◽  
Vol 52 (8) ◽  
pp. 1379-1380 ◽  
Author(s):  
Stuart Nicholas Huckin ◽  
Larry Weiler
Keyword(s):  

The action of 2 equiv. of methyllithium on the monoanion of simple β-keto esters gives the β-diketone in good yield. This represents a facile and new method to achieve the C-acylation of a ketone.


ChemInform ◽  
2011 ◽  
Vol 42 (52) ◽  
pp. no-no
Author(s):  
Honglai Jiang ◽  
Aijun Lin ◽  
Hao Peng ◽  
Yuhua Zhu ◽  
Yi Pan ◽  
...  

Author(s):  
C. C. Clawson ◽  
L. W. Anderson ◽  
R. A. Good

Investigations which require electron microscope examination of a few specific areas of non-homogeneous tissues make random sampling of small blocks an inefficient and unrewarding procedure. Therefore, several investigators have devised methods which allow obtaining sample blocks for electron microscopy from region of tissue previously identified by light microscopy of present here techniques which make possible: 1) sampling tissue for electron microscopy from selected areas previously identified by light microscopy of relatively large pieces of tissue; 2) dehydration and embedding large numbers of individually identified blocks while keeping each one separate; 3) a new method of maintaining specific orientation of blocks during embedding; 4) special light microscopic staining or fluorescent procedures and electron microscopy on immediately adjacent small areas of tissue.


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