中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
4-溴-5-(4-甲基苯基)呋喃-2,3-二酮 | 4-bromo-5-(p-tolyl)-2,3-dihydro-2,3-furandione | 83629-88-3 | C11H7BrO3 | 267.079 |
—— | (2Z)-2-[5-(4-methylphenyl)-3-oxofuran-2-ylidene]acetonitrile | —— | C13H9NO2 | 211.22 |
—— | 2-Methoxycarbonylmethylene-5-p-tolyl-2,3-dihydrofuran-3-one | 97180-96-6 | C14H12O4 | 244.247 |
—— | methyl 2-(3-oxo-5-p-tolyl-2,3-dihydrofuran-2-ylidene)acetic acid | 142273-51-6 | C14H12O4 | 244.247 |
—— | Ethyl 2-[5-(4-methylphenyl)-3-oxofuran-2-ylidene]acetate | 97181-02-7 | C15H14O4 | 258.274 |
—— | [3-Oxo-5-p-tolyl-3H-furan-(2Z)-ylidene]-acetic acid ethyl ester | —— | C15H14O4 | 258.274 |
Two synthetic approaches to enaminones fused to 1,4-benzothiazin-2-one moiety, which can be interesting in studies on biological activity, chemosensors, and fluorescence, were developed via the reaction of furan-2,3-diones or acylpyruvic acids in the presence of carbodiimides with