Ti-Crossed-Claisen Condensation between Carboxylic Esters and Acid Chlorides or Acids:  A Highly Selective and General Method for the Preparation of Various β-Keto Esters

2005 ◽  
Vol 127 (9) ◽  
pp. 2854-2855 ◽  
Author(s):  
Tomonori Misaki ◽  
Ryohei Nagase ◽  
Kunshi Matsumoto ◽  
Yoo Tanabe
Keyword(s):  
Acid Chlorides ◽  
Claisen Condensation ◽  
Keto Esters ◽  
Carboxylic Esters ◽  
General Method

Pyridinium ylids in synthesis. II. Acylation and the synthesis of b-dicarbonyl compounds

1967 ◽  
Vol 20 (11) ◽  
pp. 2455 ◽  
Author(s):  
CA Henrick ◽  
E Ritchie ◽  
WC Taylor
Keyword(s):  
Acid Chlorides ◽  
Dicarbonyl Compounds ◽  
Keto Esters

The acylation of N-pyridinium ylids with acid chlorides or anhydrides yields C-acylated ylids which may be reductivaly cleared to yield P-diketones or P-keto esters, depending on the starting materials. The u.v., i.r., and N.M.R. spectra of the ylids are discussed.

scholarly journals Powerful Ti-Crossed Claisen Condensation Between Ketene Silyl Acetals or Thioacetals and Acid Chlorides or Acids.

ChemInform ◽  
2007 ◽  
Vol 38 (11) ◽  
Author(s):  
Akira Iida ◽  
Syogo Nakazawa ◽  
Tomohito Okabayashi ◽  
Atsushi Horii ◽  
Tomonori Misaki ◽  
...  
Keyword(s):  
Acid Chlorides ◽  
Claisen Condensation ◽  
Silyl Acetals

ChemInform Abstract: Alternative Preparation of α-Keto Esters from Acid Chlorides.

ChemInform ◽  
2010 ◽  
Vol 26 (44) ◽  
pp. no-no
Author(s):  
A. R. KATRITZKY ◽  
Z. WANG ◽  
A. P. WELLS ◽  
P. Y. STEEL
Keyword(s):  
Acid Chlorides ◽  
Keto Esters

Reductive Ti-Crossed Claisen Condensation Between Methyl α-Bromocarboxylates and Acid Chlorides Utilizing a TiCl4—PPh3—N-Methylimidazole Reagent.

ChemInform ◽  
2007 ◽  
Vol 38 (26) ◽  
Author(s):  
Akira Iida ◽  
Syogo Nakazawa ◽  
Hidefumi Nakatsuji ◽  
Tomonori Misaki ◽  
Yoo Tanabe
Keyword(s):  
Acid Chlorides ◽  
Claisen Condensation
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