Alcuni ?-cheto-?-lattoni con sostituenti alchilici in posizione ?
作者:A. Rossi、H. Schinz
DOI:10.1002/hlca.19480310226
日期:——
Durch Kondensation von Natrium-oxalessigester rnit aliphatischen Aldehyden gelangt man xu α-Keto-β-carboxathyl-γ-alkyl-γ-lactonen (A)
草酰乙酸钠与脂肪族醛的缩合导致生成xα-酮基-β-羧基-γ-烷基-γ-内酯(A)
The fragmentation of isotetronic acidO-methyl ethers under electron impact
作者:C. C. Bonini、C. Iavarone、C. Trogolo、G. A. Poulton
DOI:10.1002/oms.1210160204
日期:1981.2
AbstractThe mass spectra of a series of methyl ethers of isotetronic acids have been examined and the modes of fragmentation rationalized on the basis of two general schemes.
YU, YIN;CHEN, GUO-QIANG;ZHU, JUN;ZHANG, XU-SHENG;CHEN, SHU-XIN;TANG, HUI-+, J. CHEM. SOC. PERKIN TRANS. PT 1,(1990) N, C. 2239-2243