| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 5-甲基-3-氧代己酸叔丁酯 | tert-butyl 5-methyl-3-oxohexanoate | 39140-54-0 | C11H20O3 |
| 5-甲基-3-氧代-6-庚烯酸甲酯 | methyl 5-methyl-3-oxo-6-heptenoate | 117369-83-2 | C9H14O3 |
| 5-溴-4-羰基-2-苯基己酸 | 5-Bromo-4-oxo-2-phenylhexanoic acid | 81214-88-2 | C12H13BrO3 |
| 5-溴-2,2-二甲基-4-氧代戊酸乙酯 | 5-bromo-2,2-dimethyl-4-oxopentanoic acid ethyl ester | 154325-75-4 | C9H15BrO3 |
| 5-氯马来酰乙酸 | (Z)-5-Chloro-4-oxo-2-hexenedioic acid | 114435-26-6 | C6H5ClO5 |
| 5-氯-6-氧代庚酸 | 5-chloro-6-oxo-heptanoic acid | 855953-89-8 | C7H11ClO3 |
| 5-氯-4-氧代戊酸 | 5-chloro-4-oxo-valeric acid | 60254-71-9 | C5H7ClO3 |
| 5-氯-4-氧代己酸 | δ-Chlor-δ-methyl-laevulinsaeure | 2801-78-7 | C6H9ClO3 |
| 5-氨基-2-氧代戊酸盐酸盐 | 5-Amino-2-oxo-valeriansaeure; Hydrochlorid | 80028-67-7 | C5H10NO3*Cl |
| 5-氨基-2,5-二氧代戊酸 | 2-keto-glutaramic acid | 18465-19-5 | C5H7NO4 |
| 5-氧代-2-(2,2,2-三氟乙酰基)己酸乙酯 | 3-carbethoxy-1,1,1-trifluoroheptan-2,6-dione | 1840-80-8 | C10H13F3O4 |
| 5-氟-4-氧代戊酸 | 5-Fluoro-4-oxopentanoic acid | 76385-49-4 | C5H7FO3 |
| 5-己烯酸,3-羰基-,甲基酯 | methyl 3-oxohex-5-enoate | 100636-39-3 | C7H10O3 |
| 5-己烯酸,3-甲基-4-羰基-,甲基酯 | Methyl β-propenoylbutyrate | 161607-24-5 | C8H12O3 |
| 5-乙酰氨基-3,5-二脱氧乳庚酮糖酸 | 5-Acetamido-3,5-dideoxygalactosylheptulosonic acid | 17048-96-3 | C9H15NO7 |
| 5-乙酰氨基-3,5,9-三羟基-9-氟-D-甘油-D-半乳吡喃神经氨酸 | N-Acetyl-9-deoxy-9-fluoroneuraminic acid | 85819-28-9 | C11H18FNO8 |
| 5-乙酰氨基-3,5,7,9-四脱氧-7-甲酰氨基-L-甘油-L-甘露-壬酮糖酸 | 5-Acetamido-3,5,7,9-tetradeoxy-7-formamido-L-glycero-L-manno-nonulosonic acid | 101410-16-6 | C12H20N2O8 |
| 5-乙酰基氨基戊酮酸甲酯 | N-acetyl-5-aminolevulinic acid methyl ester | 93393-93-2 | C8H13NO4 |
| 5-乙酰基戊酸 | 6-oxoheptanoic acid | 3128-07-2 | C7H12O3 |
| 5-[[(二甲基氨基)亚氨基甲基]氨基]-2-氧代戊酸 | dimethylguanidino valeric acid | 107347-90-0 | C8H15N3O3 |
| 5-[(二氨基亚甲基)氨基]-2-氧代戊酸 | 2-oxoarginine | 3715-10-4 | C6H11N3O3 |
| 5-(甲氧基甲氧基)-3-氧代己酸乙酯 | Ethyl 5-(methoxymethoxy)-3-oxohexanoate | 88559-75-5 | C10H18O5 |
| 5-(叔丁基硫代)-2,2-二甲基-4-氧代戊酸乙酯 | ethyl 5-t-butylthio-2,2-dimethyl-4-oxo-pentanoate | 136558-13-9 | C13H24O3S |
| 5,5-二甲基-4-氧代己酸 | 5,5-dimethyl-4-oxohexanoic acid | 57965-24-9 | C8H14O3 |
| 5,5-二甲基-3-氧代己酸乙酯 | ethyl 5,5-dimethyl-3-oxohexanoate | 5435-91-6 | C10H18O3 |
| 5,5-二氟-4-氧代戊酸乙酯 | ethyl 5,5-difluoro-4-oxopentanoate | 1161004-57-4 | C7H10F2O3 |
| 5,5,5-三氟-4-氧戊酸乙酯 | 3,3,3-Trifluorlaevulinsaeure-ethylester | 70961-05-6 | C7H9F3O3 |
| 5,5,5-三氟-4-氧戊酸 | 5,5,5-trifluoro-4-oxopentanoic acid | 684-76-4 | C5H5F3O3 |
| 5,5,5-三氟-4-氧代戊酸甲酯 | methyl 5,5,5-trifluoro-4-oxopentanoate | 22581-31-3 | C6H7F3O3 |
| 5,5,5-三氟-3-氧代戊酸甲酯 | 5,5,5-trifluoro-3-oxo-pentanoic acid methyl ester | 915213-24-0 | C6H7F3O3 |
| 5,5,5-三氟-2,4-二氧代-戊酸乙酯 | ethyl 5,5,5-trifluoro-2,4-dioxopentanoate | 893643-18-0 | C7H7F3O4 |
| 4-酮庚二酸 | 4-Ketopimelic acid | 502-50-1 | C7H10O5 |
| 4-苯基乙酰乙酸乙酯 | ethyl 3-oxo-4-phenylbutyrate | 718-08-1 | C12H14O3 |
| 4-苯基-3-氧代丁酸叔丁酯 | tert-butyl 4-phenyl-3-oxobutanoate | 66697-03-8 | C14H18O3 |
| 4-苯基-3,6-辛二酮 | 4-phenyl-3,6-octanedione | 100910-01-8 | C14H18O2 |
| 4-羰基己酸乙酯 | ethyl 4-oxohexanoate | 3249-33-0 | C8H14O3 |
| 4-羰基-4-(2-吡啶基)丁酸 | 4-(2-Pyridyl)-4-oxobutanoic acid | 5768-27-4 | C9H9NO3 |
| 4-羟基-3-氧代-2-苯基丁酸乙酯 | ethyl 4-hydroxy-3-oxo-2-phenylbutanoate | 110680-42-7 | C12H14O4 |
| 4-羟基-2-甲氧基苯甲酸 | 3-Oxobutanoic acid 2-acetoxy-2-methylpropyl ester | 106685-66-9 | C10H16O5 |
| 4-羟基-2-氧代戊酸 | 4-hydroxy-2-oxopentanoic acid | 3318-73-8 | C5H8O4 |
| 4-碘-3-氧代丁酸乙酯 | ethyl 4-iodo-3-oxobutanoate | 81302-78-5 | C6H9IO3 |
| 4-硝基-3-氧代丁酸甲酯 | methyl 4-nitro-3-oxobutyrate | 87730-77-6 | C5H7NO5 |
| 4-甲磺酰基苯胺 | 2,2-dimethyl-4-oxo-pentanoic acid | 470-49-5 | C7H12O3 |
| 4-甲氧基乙酰乙酸甲酯 | 4-methoxyacetoacetic acid methylester | 41051-15-4 | C6H10O4 |
| 4-甲氧基乙酰乙酸乙酯 | ethyl 4-methoxy-3-oxobutanoate | 66762-68-3 | C7H12O4 |
| 4-甲氧基-3-氧代丁酸 | 4-methoxyacetoacetic acid | 68665-45-2 | C5H8O4 |
| 4-甲氧基-2-甲基-3-氧丁酸乙酯 | 4-Methoxy-2-methylacetessigsaeure-ethylester | 14966-69-9 | C8H14O4 |
| 4-甲基硒基-2-氧代丁酸 | 4-Methylseleno-2-oxobutanoic acid | 122651-70-1 | C5H8O3Se |
| 4-甲基-5-氧代辛二酸 | 4-Oxo-5-methyl-octandisaeure | 23370-80-1 | C9H14O5 |
| 4-甲基-5-氧代己-2-烯二酸 | 4-Methyl-5-oxohex-2-enedioic acid | —— | C7H8O5 |