中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
5-羟基甲基-6-甲基尿嘧啶 | 5-hydroxymethyl-6-methyluracil | 147-61-5 | C6H8N2O3 | 156.141 |
6-甲基尿嘧啶 | 6-Methyluracil | 626-48-2 | C5H6N2O2 | 126.115 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
6-甲基-2,4-二氧代-1,2,3,4-四氢嘧啶-5-甲腈 | 6-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrile | 5900-40-3 | C6H5N3O2 | 151.125 |
—— | 6-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbaldehyde oxime | —— | C6H7N3O3 | 169.14 |
3-(2,4-二氧代-6-甲基-5-嘧啶基)丙烯酸 | (E)-β-(2,4-Dioxo-6-methyl-1,2,3,4-tetrahydropyrimidin-5-yl)acrylic acid | 28277-67-0 | C8H8N2O4 | 196.163 |
—— | 2-(1,2,3,4-tetrahydro-6-methyl-2,4-dioxo-5-pyrimidylmethylidene)propanedinitrile | —— | C9H6N4O2 | 202.172 |
—— | Ethyl (E)-3-(2,4-Dioxo-6-methyl-5-pyrimidinyl)acrylate | 28277-68-1 | C10H12N2O4 | 224.216 |
—— | 6-methyl-5-[(2-phenylhydrazono)methyl]pyrimidine-2,4(1H,3H)-dione | —— | C12H12N4O2 | 244.253 |
—— | (E)-3-(2,4-dioxo-6-methyl-1,2,3,4-tetrahydropyrimidin-5-yl)-2-methyl-acrylic acid | 99443-26-2 | C9H10N2O4 | 210.189 |
1-乙氧基甲基-5-甲酰基-6-甲基尿嘧啶 | 1-ethoxymethyl-5-formyl-6-methyluracil | 922168-23-8 | C9H12N2O4 | 212.205 |
—— | ethyl-(E)-3-(2,4-dioxo-6-methyl-1,2,3,4-tetrahydropyrimidin-5-yl)-2-methyl-acrylate | 99443-25-1 | C11H14N2O4 | 238.243 |
—— | 2-cyano-3-(1,2,3,4-tetrahydro-6-methyl-2,4-dioxo-5-pyrimidyl)propenoic acid | —— | C9H7N3O4 | 221.172 |
Condensation reactions of 1,2,3,4-tetrahydro-6-methyl-2,4-dioxo-5-pyrimidinecarbaldehyde with nine acid derivatives containing an active methylene group are described. The obtained products were characterized by their IR, UV, 1H NMR, 13C NMR and mass spectra. The stereochemistry of selected products was studied by 1H and 13C NMR spectroscopy.