| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 4-(2-噻吩基)-3-烯-2-丁酮 | 1-(thiophen-2-yl)but-3-en-1-one | 99768-07-7 | C8H8OS |
| 4-(2-嘧啶氧基)苯胺 | 4-(pyrimidin-2-yloxy)aniline | 105130-26-5 | C10H9N3O |
| 4-(2-嘧啶氧基)苯甲酸甲酯 | methyl 4-(pyrimidin-2-yloxy)benzoate | 1090587-89-5 | C12H10N2O3 |
| 4-(2-呋喃基羰基)-alpha-甲基苯乙酸 | (+/-)α-METHYL-4-(FURAN-2-CARBONYL) PHENYLACETIC ACID | 66318-17-0 | C14H12O4 |
| 4-(2-呋喃基)-4-氧代丁醛 | 4-(2-furyl)-4-oxobutanal | 56139-61-8 | C8H8O3 |
| 4-(2-呋喃基)-2-甲基-3-丁炔-2-醇 | 4-(Furan-2-yl)-2-methylbut-3-yn-2-ol | 178173-83-6 | C9H10O2 |
| 4-(2-呋喃)-4-氧丁腈 | 4-(furan-2-yl)-4-oxobutanenitrile | 17960-37-1 | C8H7NO2 |
| 4-(2-吡啶氧基)苯甲酰氯 | 4-(pyridin-2-yloxy)benzoyl chloride | 51363-01-0 | C12H8ClNO2 |
| 4-(2-吡啶基羰基)苯甲腈 | 4-picolinoylbenzonitrile | 57954-94-6 | C13H8N2O |
| 4-(2-吡啶基氧基)苯磺酰氯 | 4-(Pyrid-2-yl)oxybenzenesulfonyl chloride | 192329-94-5 | C11H8ClNO3S |
| 4-(2-吡啶基氧基)-苯甲酸甲酯 | methyl 4-(pyridin-2-yloxy)benzoate | 153653-00-0 | C13H11NO3 |
| 4-(2-吡啶基乙酰基)苯甲酸 | 4-(2-Pyridinylacetyl)benzoic acid | 915920-55-7 | C14H11NO3 |
| 4-(2-吡啶基)环己-3-烯酮乙烯缩醛 | 2-(1,4-dioxaspiro[4.5]dec-7-en-8-yl)pyridine | 103319-15-9 | C13H15NO2 |
| 4-(2-乙酰氧基乙酰基)苯基乙酸酯 | 2,4’-diacetoxyacetophenone | 42528-99-4 | C12H12O5 |
| 4-(2-乙酰氧基乙酰基)-1,2-亚苯基二乙酸酯 | 2,3’,4’-triacetoxyacetophenone | 42529-03-3 | C14H14O7 |
| 4-(2-乙酰基苯基)苯甲酸 | 2'-acetyl-biphenyl-4-carboxylic acid | 893737-17-2 | C15H12O3 |
| 4-(2-乙酰基-苯氧基)-丁腈 | 4-(2-Acetylphenoxy)butanenitrile | 1016793-64-8 | C12H13NO2 |
| 4-(2-乙氧基苯基)-4-氧代丁酸 | 4-(2-ethoxy-phenyl)-4-oxo-butyric acid | 39595-35-2 | C12H14O4 |
| 4-(2-乙氧基乙酰基)苯甲腈 | α-ethoxy-p-cyanoacetophenone | 60695-12-7 | C11H11NO2 |
| 4-(2-乙氧基-乙氧基)-4-甲基-戊-1-炔 | 4-(2-Ethoxy-ethoxy)-4-methyl-pent-1-yne | 1026577-72-9 | C10H18O2 |
| 4-(2-乙氧基-乙氧基)-2,4-二甲基-己-2-烯 | 4-(2-ethoxy-ethoxy)-2,4-dimethyl-hex-2-ene | 100385-83-9 | C12H24O2 |
| 4-(2-丙烯基)苯基6-O-D-芹菜-beta-D-呋喃糖基-beta-D-吡喃葡萄糖苷 | furcatin | 499-33-2 | C20H28O10 |
| 4-(2-丙烯基)-2-环己烯-1-酮 | 4-allyl-2-cyclohexenone | 4166-61-4 | C9H12O |
| 4-(2-丙烯基)-1,3-环戊二酮 | 4-(2-propenyl)-1,3-cyclopentanedione | 76779-05-0 | C8H10O2 |
| 4-(2-丙炔基)-2-环戊烯-1-醇 | 4-(2-Propinyl)-2-cyclopenten-1-ol | 344242-97-3 | C8H10O |
| 4-(2-丁炔-1-基)-1,3-环戊烷二酮 | 4-but-2-ynylcyclopenatne-1,3-dione | 561301-74-4 | C9H10O2 |
| 4-(2-{[(2-甲基-2-丙基)氧基]羰基}苯基)-4-氧代丁酸 | 4-[(2-Tert-butoxycarbonyl)phenyl]-4-oxobutyric acid | 898766-99-9 | C15H18O5 |
| 4-(2-(二甲基氨基)乙氧基)吡啶 | 4-(2-Dimethylaminoethoxy)-pyridin | 29449-98-7 | C9H14N2O |
| 4-(2-(二甲基氨基)-1-(1-羟基环己基)乙基)苯酚盐酸盐 | O-desvenlafaxine hydrochloride | 300827-87-6 | C16H25NO2*ClH |
| 4-(2-(N-乙酰氨基)乙基)苯乙酮 | N-[2-(4-acetylphenyl)ethyl]acetamide | 23279-64-3 | C12H15NO2 |
| 4-(2-(4-甲基-1-哌嗪基)-4-喹唑啉基氧基)-乙酰苯酚 | Ethanone, 1-(4-((2-(4-methyl-1-piperazinyl)-4-quinazolinyl)oxy)phenyl)- | 129112-42-1 | C21H22N4O2 |
| 4-(2-(4-氟-3-(三氟甲基)苯基)-2-氧代乙基氨基甲酰)哌啶-1-羧酸叔丁酯 | tert-butyl 4-((2-(4-fluoro-3-(trifluoromethyl)phenyl)-2-oxoethyl)carbamoyl)piperidine-1-carboxylate | 1082949-99-2 | C20H24F4N2O4 |
| 4-(2,6-二甲氧基苯基)-4-氧代丁酸 | 3-(2,6-dimethoxybenzoyl)propionic acid | 898792-45-5 | C12H14O5 |
| 4-(2,6-二甲基吗啉)-3-硝基苯乙酮 | 1-[4-(2,6-Dimethylmorpholin-4-yl)-3-nitrophenyl]ethan-1-one | 175136-73-9 | C14H18N2O4 |
| 4-(2,6-二氟苯基)-4-氧代丁酸 | 4-(2,6-difluorophenyl)-4-oxobutyric acid | 478162-62-8 | C10H8F2O3 |
| 4-(2,6,6-三甲基-环己-1-烯基)-丁-3-炔-2-醇 | 7,8-Dehydro-β-jonol | 43126-17-6 | C13H20O |
| 4-(2,5-二羟基苯基)-4-氧代丁酸 | 4-(2,5-dihydroxyphenyl)-4-oxobutanoic acid | 59701-65-4 | C10H10O5 |
| 4-(2,5-二甲氧基苯基)-2,4-二氧代丁酸甲酯 | methyl 2,5-dimethoxybenzoylpyruvate | 70935-15-8 | C13H14O6 |
| 4-(2,5-二甲基苯基)-3-甲基-4-氧代丁酸 | 3-(2.5-Dimethylbenzoyl)-buttersaeure | 16206-39-6 | C13H16O3 |
| 4-(2,5-二甲基苯基)-2-甲基-4-氧代丁酸 | 4-(2,5-dimethylphenyl)-2-methyl-4-oxobutanoic acid | 16206-40-9 | C13H16O3 |
| 4-(2,5-二甲基环己亚基)-2-丁烯醛 | 4-(2,5-Dimethylcyclohexylidene)but-2-enal | 93840-77-8 | C12H18O |
| 4-(2,5-二甲基-苯基)-4-羰基-丁酸 | 3-(2,5-dimethylbenzoyl)propionic acid | 5394-59-2 | C12H14O3 |
| 4-(2,5-二氯苯基)-4-氧代丁酸 | 4-(2,5-dichlorophenyl)-4-oxobutanoic acid | 52240-14-9 | C10H8Cl2O3 |
| 4-(2,5-二氟苯基)-4-氧代丁酸 | 4-(2,5-difluoro-phenyl)-4-oxo-butanoic acid | 871127-78-5 | C10H8F2O3 |
| 4-(2,4-二甲氧基苯基)-2,4-二氧代丁酸甲酯 | 2.4-Dimethoxybenzoylbrenztraubensaeure-methylester | 39757-32-9 | C13H14O6 |
| 4-(2,4-二甲氧基-苯基)-4-氧代丁酸 | 3-(2',4'-dimethoxybenzoyl)propionic acid | 14617-06-2 | C12H14O5 |
| 4-(2,4-二甲基-3-环己烯-1-基)-3-丁烯-2-酮 | 4-(2,4-dimethylcyclohex-3-enyl)but-3-en-2-one | 4687-77-8 | C12H18O |
| 4-(2,4-二氯苯甲酰基)哌啶-1-甲醛 | 4-(2,4-dichlorobenzoyl)piperidine-1-carbaldehyde | 84163-44-0 | C13H13Cl2NO2 |
| 4-(2,4-二氯苯基)-4-氧代丁酸 | 4-(2,4-dichlorophenyl)-4-oxobutanoic acid | 58457-57-1 | C10H8Cl2O3 |
| 4-(2,4-二氯苯基)-3-羟基-4-氧代-2-(苯基氨基)丁酸 | 4-(2,4-Dichloro-phenyl)-3-hydroxy-4-oxo-2-phenylamino-butyric acid | 78874-33-6 | C16H13Cl2NO4 |