| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 4-甲基-5-苯基呋喃-2,3-二酮 | 4-Methyl-5-phenyl-2,3-dihydrofuran-2,3-dione | 55991-71-4 | C11H8O3 |
| 4-甲基-5-苯基-2(5H)-呋喃酮 | 4-methyl-5-phenylfuran-2(5H)-one | 21053-63-4 | C11H10O2 |
| 4-甲基-5-羟基呋喃-2-酮 | 5-hydroxy-4-methyl-5H-furan-2-one | 40834-42-2 | C5H6O3 |
| 4-甲基-5-氧代-2H-呋喃-3-羧酸 | F 0368 | 133331-12-1 | C6H6O4 |
| 4-甲基-5-氧代-2-十三烷基-2H-呋喃-3-羧酸 | (+/-)-lichesterinic acid | 493-47-0 | C19H32O4 |
| 4-甲基-2(5H)-呋喃酮 | 4-methyl-2(5H)-furanone | 6124-79-4 | C5H6O2 |
| 4-环己基-5-羟基呋喃-3-酮 | 2(5H)Furanone, 3-cyclohexyl-4-hydroxy- | 78128-81-1 | C10H14O3 |
| 4-溴甲基-5H-呋喃-2-酮 | 3-bromomethyl-2-butenolide | 61934-55-2 | C5H5BrO2 |
| 4-溴二氢-3(2H)-呋喃酮 | 4-bromo-dihydro-furan-3-one | 204926-50-1 | C4H5BrO2 |
| 4-溴2(5H)-呋喃酮 | 3-bromo-2,5-dihydrofuran-2-one | 76311-89-2 | C4H3BrO2 |
| 4-溴-5-苯基呋喃-2,3-二酮 | 4-bromo-5-phenyl-2,3-dihydro-2,3-furandione | 83629-87-2 | C10H5BrO3 |
| 4-溴-5-羟基-3,5-二甲基呋喃-2-酮 | 4-Bromo-5-hydroxy-3,5-dimethyl-5H-furan-2-one | 88039-86-5 | C6H7BrO3 |
| 4-溴-5-甲氧基-2(5H)-呋喃 | 4-bromo-5-methoxy-5<i>H</i>-furan-2-one | 62594-18-7 | C5H5BrO3 |
| 4-溴-5-乙氧基-2(5H)-呋喃酮 | 4-bromo-5-ethoxyfuran-2(5H)-one | 32978-38-4 | C6H7BrO3 |
| 4-溴-5-(溴亚甲基)-3-(1-羟基丁基)-2(5H)-呋喃酮 | 4-Bromo-5-(bromomethylidene)-3-(1-hydroxybutyl)furan-2(5H)-one | 143140-80-1 | C9H10Br2O3 |
| 4-溴-2,2,5,5-四甲基-二氢-呋喃-3-酮 | 4-Brom-2,2,5,5-tetramethyl-tetrahydrofuran-3-on | 55752-45-9 | C8H13BrO2 |
| 4-溴-2(5h)-呋喃酮 | 4-bromo-5H-furan-2-one | 56634-50-5 | C4H3BrO2 |
| 4-氯-5-羟基呋喃-2(5H)-酮 | 4-chloro-5-hydroxy-<5H>-furan-2-one | 40636-99-5 | C4H3ClO3 |
| 4-氯-2,3-二氢呋喃 | 4-chloro-2,3-dihydro-furan | 17557-40-3 | C4H5ClO |
| 4-氨基-5-异丙基-5-甲基-2(5H)-呋喃酮 | 4-amino-5-isopropyl-5-methyl-2(5H)-furanone | 99563-93-6 | C8H13NO2 |
| 4-氨基-5-乙基-5-甲基-2(5H)-呋喃酮 | 3-amino-2-methyl-2-ethyl-2,5-dihydro-5-furanone | 126491-77-8 | C7H11NO2 |
| 4-氨基-3,5,5-三甲基-2(5H)-呋喃酮 | 4-amino-3,5,5-trimethyl-2(5H)-furanone | 99564-00-8 | C7H11NO2 |
| 4-氧代氧戊环-3-甲腈 | 4-oxotetrahydrofuran-3-carbonitrile | 856945-68-1 | C5H5NO2 |
| 4-氧代四氢呋喃-3-羧酸甲酯 | methyl 4-oxotetrahydrofuran-3-carboxylate | 57595-23-0 | C6H8O4 |
| 4-氧代四氢呋喃-3-羧酸乙酯 | ethyl 4-oxotetrahydrofuran-3-carboxylate | 89898-51-1 | C7H10O4 |
| 4-氟甲基-5H-呋喃-2-酮 | 4-fluoromethyl-5H-furan-2-one | 916069-77-7 | C5H5FO2 |
| 4-正丙基呋喃-2(5H)-酮 | 3-propylbut-2-enolide | 21963-27-9 | C7H10O2 |
| 4-月桂酰-5-羟基-2-亚甲基呋喃-3-酮 | Agglomerin C | 125620-72-6 | C17H26O4 |
| 4-异丙基呋喃-2(5H)-酮 | 4-(1-methylethyl)furan-2(5H)-one | 10547-89-4 | C7H10O2 |
| 4-异丙基-5-甲氧基-2(5H)-呋喃酮 | 4-isopropil-5-metoxi-2(5H)-furanona | 180576-33-4 | C8H12O3 |
| 4-己基-2-(2-苯基乙基)-2H-呋喃-5-酮 | 3-Hexyl-5-phenethyl-5H-furan-2-one | 88486-38-8 | C18H24O2 |
| 4-呋喃-3-基-4-羟基-3-甲氧基-2-甲基-环丁-2-烯酮 | 4-Furan-3-yl-4-hydroxy-3-methoxy-2-methyl-cyclobut-2-enone | 102808-48-0 | C10H10O4 |
| 4-乙酰氧基-3-甲氧基-1-氧杂螺[4.5]癸-3-烯-2-酮 | 4-acetoxy-3-methoxy-1-oxaspiro<4.5>dec-3-en-2-one | 107986-60-7 | C12H16O5 |
| 4-乙酰基-5-甲基-2,3-呋喃二酮 | 4-acetyl-5-methyl-2,3-dihydro-2,3-furandione | 128732-08-1 | C7H6O4 |
| 4-乙酰基-5-甲基-2,3-二氢-2-呋喃甲腈 | 4-Acetyl-5-methyl-2,3-dihydro-furan-2-carbonitrile | 39822-46-3 | C8H9NO2 |
| 4-乙酰基-2.5-二甲基-3-(2H)呋喃酮 | 4-ethanoyl-2,5-dimethyl-3(2h)-furanone | 36871-78-0 | C8H10O3 |
| 4-乙氧基-5,5-二甲基呋喃-2-酮 | 5,5-dimethyl-4-ethoxy-2(5H)-furanone | 77140-19-3 | C8H12O3 |
| 4-乙氧基-1-氧杂螺[4.5]癸-3-烯-2-酮 | 4-ethoxy-1-oxaspiro<4.5>dec-3-en-2-one | 88329-68-4 | C11H16O3 |
| 4-乙基-2,3-二氢呋喃 | 3-Ethyl-2,5-dihydrofuran | 25409-04-5 | C6H10O |
| 4-丙基-2,3-二氢呋喃 | (R)-4-propyl-dihydrofuran | 94789-34-1 | C7H12O |
| 4-[羟基(苯基)甲基]-3-甲基-1-氧杂螺[4.5]癸-3-烯-2-酮 | hydroxybenzyl-3 methyl-2 cyclohexane spiro-4,4 butene-2 olide-4 | 86560-15-8 | C17H20O3 |
| 4-[2-[叔丁基(二甲基)甲硅烷基]氧乙基]-2H-呋喃-5-酮 | 3-(2-{[tert-Butyl(dimethyl)silyl]oxy}ethyl)furan-2(5H)-one | 89861-22-3 | C12H22O3Si |
| 4-[2-[(1R)-8aalpha-乙酰氧基甲基-3,4,4abeta,5,6,7,8,8alpha-八氢-8alpha-羟基-5alpha,6alpha-二甲基螺[萘-1(2H),2'-环氧乙烷]-5-基]乙基]呋喃-2(5H)-酮 | ajugarin II | 62640-06-6 | C22H32O6 |
| 4-[(Z)-十二碳-5-烯酰基]-5-羟基-2-亚甲基呋喃-3-酮 | 3-[(Z)-dodec-5-enoyl]-4-hydroxy-5-methylidenefuran-2-one | 125620-71-5 | C17H24O4 |
| 4-(甲硫基)-2-[(苯氧基乙酰基)氨基]丁酸 | 3-Isopropyl-4,5,6,6a-tetrahydro-cyclopenta[b]furan-2-one | 138589-77-2 | C10H14O2 |
| 4-(溴氯甲基)-3-氯-5-羟基-2(5H)-呋喃酮 | 4-(bromochloromethyl)-3-chloro-5-hydroxy-2,5-dihydrofuran-2-one | 132059-51-9 | C5H3BrCl2O3 |
| 4-(氯甲基)-5H-呋喃-2-酮 | 4-(Chloromethyl)-2(5H)-furanone | 125973-99-1 | C5H5ClO2 |
| 4-(氯甲基)-5-羟基-5H-呋喃-2-酮 | 4-(chloromethyl)-5-hydroxy-2(5H)-furanone | 125974-06-3 | C5H5ClO3 |
| 4-(二氯甲基)-5H-呋喃-2-酮 | 4-(Dichloromethyl)-2(5H)-furanone | 125974-00-7 | C5H4Cl2O2 |
| 4-(二氯甲基)-5-羟基-5H-呋喃-2-酮 | 4-(Dichloromethyl)-5-hydroxy-2(5H)-furanone | 125974-07-4 | C5H4Cl2O3 |