80352-29-0Relevant academic research and scientific papers
Reaction of 6-Methyl-6-p-tolyl-4-ethoxy-5,6-dihydro-pyran-2-one with Perchloric Acid
Anand, R. C.,Ranjan,H.
, p. 1343 - 1346 (1981)
6-Methyl-6-p-tolyl-4-ethoxy-5,6-dihydro-pyran-2-one(1) undergoes decarboxylative elimination with perchloric acid in ether to give 4-p-tolyl-3-penten-2-one(3), the structure of which has been confirmed through an unambiguous synthesis. - Keywords: Decarboxylative elimination, β-Keto-δ-lactone
Highly efficient approach to 4-ethoxy-5,6-dihydro-6,6-disubstituted pyran-2-ones using a combinational Lewis acid-base system
Liu, Jie,Li, Xing,Wang, Jun,Feng, Xiaoming
, p. 939 - 944 (2006)
The first efficient approach to 5,6-dihydro-6,6-disubstituted pyran-2-ones was successfully achieved from the reaction between commercially available ethyl 3-ethoxybut-2-enoate and ketones in the presence of BF3· Et2O, InBr3/su
