e.g. Filippa Pettersson or Cancer Res. 75(6) , 1102-12, (2015) or 10.1002/anie.201600521
Tetrahedron
Models of folate coenzymes 13: Syntheses of benzo [a] quinolizine and indolo [2, 3-a] quinolizine derivatives via carbon fragment transfer from folate coenzyme …
AR Stott, UK Pandit
Index: Stoit, Axel R.; Pandit, Upendra K. Tetrahedron, 1985 , vol. 41, # 16 p. 3345 - 3354
Anions of β, β-disubstituted acetyl acetates (2, CH2COCR1R2COOR3; R1= R2= Me2 R1= Et, R2= COOMe, R1= Et, R2= SPh) add to 1-tosyl-3, 4, 4-trimethyl-Δ-imidazolinium iodide (3) to give the corresponding imidazolines (4), which are regarded as models of