| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 4-(3-乙基-5-甲基亚环己基)-2-丁烯-1-基乙酸酯 | 2-Buten-1-ol, 4-(3-ethyl-5-methylcyclohexylidene)-, 1-acetate | 94200-96-1 | C15H24O2 |
| 4-(3-(3-(3-氯-4-异丙氧基苯基)-1,2,4-恶二唑-5-基)环戊基氨基)丁酸 | 4-(3-(3-(3-chloro-4-isopropoxyphenyl)-1,2,4-oxadiazol-5-yl)cyclopentylamino)butanoic acid | 1035215-84-9 | C20H26ClN3O4 |
| 4-(3-((叔-丁氧羰基)氨基)-1-(异喹啉-6-基氨基)-1-氧亚基丙烷-2-基)苯甲基2,4-二甲基苯酸盐 | 4-{3-[(tert-butoxycarbonyl)amino]-1-(isoquinolin-6-ylamino)-1-oxopropan-2-yl}benzyl 2,4-dimethylbenzoate | 1253955-17-7 | C33H35N3O5 |
| 4-(3,4-二氯苯基)-2-甲基-1,2,4-恶二嗪烷-3,6-二酮 | 4-(3,4-Dichloro-phenyl)-2-methyl-[1,2,4]oxadiazinane-3,6-dione | 30148-97-1 | C10H8Cl2N2O3 |
| 4-(3,4-二氢-2H-吡咯-5-基氨基)丁酸 | 2-Carboxypropyliminopyrrolidine | 91417-81-1 | C8H14N2O2 |
| 4-(2-苯并噻唑基偶氮)-2,4-二氢-5-甲基-2-苯基-3H-吡唑-3-酮 | 4-[1,3-benzothiazol-2-yldiazenyl]-5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one | 84455-35-6 | C17H13N5OS |
| 4-(2-苯基乙酰基)哌嗪-2-酮 | 4-(2-phenylacetyl)piperazin-2-one | 1024165-90-9 | C12H14N2O2 |
| 4-(2-羟基苯基)-4,5,6,7-四氢-1H-咪唑并[4,5-c]吡啶-6-羧酸 | 4-(1-hydroxy-2-phenyl)-4,5,6,7-tetrahydropyrido<3,4-d>imidazole-6-carboxylic acid | 79638-54-3 | C13H13N3O3 |
| 4-(2-羟基苯基)-2-羧基-3-吡咯烷乙酸 | HFPA | 132785-32-1 | C13H15NO5 |
| 4-(2-羟基乙氧基)环己烷羧酸 | 4-(2-hydroxyethoxy)cyclohexanecarboxylic acid | 102541-08-2 | C9H16O4 |
| 4-(2-羟基乙基磺酰基氧基)丁基2-羟基乙烷磺酸酯 | 1,4-Butanediol diisethionate | 81171-23-5 | C8H18O8S2 |
| 4-(2-羟基乙基)哌嗪-2-酮 | 4-(2-hydroxyethyl)-2-piperazinone | 23936-04-1 | C6H12N2O2 |
| 4-(2-羟基乙基)-5,6-二甲基-2-哌嗪酮 | 4-(2-Hydroxyethyl)-5,6-dimethylpiperazin-2-one | 146511-05-9 | C8H16N2O2 |
| 4-(2-羟基乙基)-3-甲基-2-哌嗪酮 | 3-Methyl-4-(2-hydroxyethyl)-2-oxopiperazin | 23936-06-3 | C7H14N2O2 |
| 4-(2-羟基乙基)-3-(2-噻吩基)-2-哌嗪酮 | 4-(2-Hydroxyethyl)-3-(2-thienyl)piperazinone | 85607-42-7 | C10H14N2O2S |
| 4-(2-羟基乙基)-3,3-二甲基-哌嗪酮 | 3,3-Dimethyl-4-(2-hydroxyethyl)-2-oxopiperazin | 22492-72-4 | C8H16N2O2 |
| 4-(2-羟基乙基)-1-甲基哌嗪-2-酮 | 4-(2-hydroxyethyl)-1-methylpiperazin-2-one | 86291-02-3 | C7H14N2O2 |
| 4-(2-羟基丙烷-2-基)呋喃-2-磺酰胺 | 4-(2-hydroxypropan-2-yl)furan-2-sulfonamide | 210827-34-2 | C7H11NO4S |
| 4-(2-羟基丙基)-6-甲基-2-哌嗪酮 | 4-(2-Hydroxypropyl)-6-methylpiperazin-2-one | 137066-48-9 | C8H16N2O2 |
| 4-(2-羟基丙基)-2-哌嗪酮 | 4-(2-Hydroxypropyl)piperazin-2-one | 137066-46-7 | C7H14N2O2 |
| 4-(2-羟基丁基)-2-哌嗪酮 | 4-(2-Hydroxybutyl)piperazin-2-one | 137066-47-8 | C8H16N2O2 |
| 4-(2-羟基-乙基)-3-甲基-吗啉-2-酮 | N-(2-Hydroxyethyl)-3-methyl-2-morpholone | 86242-69-5 | C7H13NO3 |
| 4-(2-羟基-1,1-二甲基乙基)-N-[6-(2-羟基乙氧基)-5-(2-甲氧基苯氧基)-2,2'-联嘧啶-4-基]苯磺酰胺 | (1S,3S)-1-Oxo-1lambda~4~,4-thiazinane-3-carboxylic acid | 271251-14-0 | C5H9NO3S |
| 4-(2-甲氧基-2-氧代乙基)-2-甲基-5-氧代-4,5-二氢-1H-吡咯-3-羧酸甲酯 | 4-Methoxycarbonyl-5-methyl-2-oxo-4-pyrrolin-3-essigsaeure-methylester | 77978-74-6 | C10H13NO5 |
| 4-(2-甲基丙基氨基甲酰基)-1H-咪唑-5-羧酸 | 4(5)-carboxy-5(4)-isobutylaminocarbonylimidazole | 91473-55-1 | C9H13N3O3 |
| 4-(2-甲基-2-丙基)环己基亚氨代甲酸酯 | 4-tert-Butylcyclohexyl methanimidate | 748713-84-0 | C11H21NO |
| 4-(2-甲基-2-丙基)1-(4-硝基苯基)N-[(苄氧基)羰基]-L-天冬氨酸 | (benzyloxycarbonyl)-L-aspartic acid β-tert-butyl-α-p-nitrophenyl ester | 17543-17-8 | C22H24N2O8 |
| 4-(2-甲基-1-丙基)-3-氧代-6-苯基己酸甲酯 | methyl 4-(2-methyl-1-propyl)-3-oxo-6-phenylhexanoate | 104620-22-6 | C17H24O3 |
| 4-(2-环氧乙烷基甲氧基)丁基丙烯酸酯 | 4-hydroxybutyl acrylate glycidyl ether | 119692-59-0 | C10H16O4 |
| 4-(2-氰基乙基氨基)丁酸 | 4-<2-Cyanethylamino>-buttersaeure | 85839-16-3 | C7H12N2O2 |
| 4-(2-氰基乙基)-2-哌嗪甲酰胺 | 4-(2-Cyanoethyl)piperazine-2-carboxamide | 156833-96-4 | C8H14N4O |
| 4-(2-氯乙酰基)-3,4-二氢-1H-喹喔啉-2-酮 | 4-(2-chloroacetyl)-3,4-dihydroquinoxalin-2-(1H)-one | 436088-67-4 | C10H9ClN2O2 |
| 4-(2-氯-乙酰基)-哌嗪-2-酮 | 4-(2-chloroacetyl)-piperazin-2-one | 59701-84-7 | C6H9ClN2O2 |
| 4-(2-氯-乙酰基)-3,3-二甲基-哌嗪-2-酮 | 4-(2-chloroacetyl)-3,3-dimethylpiperazine-2-one | 626223-67-4 | C8H13ClN2O2 |
| 4-(2-氯-乙基)-吗啉-2-酮 | 4-(2-chloro-ethyl)-morpholin-2-one | 86240-92-8 | C6H10ClNO2 |
| 4-(2-氨基苯甲酰基)-2-哌嗪酮 | 4-(2-Aminobenzoyl)-2-piperazinone | 671794-74-4 | C11H13N3O2 |
| 4-(2-氨基甲酰基-1-吡咯烷)-4-氧丁酸 | 4-(2-Carbamoyl-pyrrolidin-1-yl)-4-oxo-butyric acid | 436811-12-0 | C9H14N2O4 |
| 4-(2-氨基乙基)-哌嗪-2-酮 | 4-(2-aminoethyl)piperazin-2-one | 145625-71-4 | C6H13N3O |
| 4-(2-氨基乙基)-3-氧代哌啶-1-羧酸叔丁酯 | tert-butyl 4-(2-aminoethyl)-3-oxopiperazine-1-carboxylate | 234108-58-8 | C11H21N3O3 |
| 4-(2-氨基乙基)-1-羟基-2-磺基氧基-苯 | Dopamine 3-O-sulfate | 51317-41-0 | C8H11NO5S |
| 4-(2-氨基乙基)-1-哌嗪乙酸 | N-carboxymethyl-N'-(β-aminoethyl)piperazine | 87980-97-0 | C8H17N3O2 |
| 4-(2-氨基-2-羧基乙基硫代)-2-氨基丁酸 | S-(2-Amino-2-carboxyethyl)-D-homocysteine | 6899-07-6 | C7H14N2O4S |
| 4-(2-氨基-2-氧代乙基)-1-哌嗪甲酰胺 | 4-(2-Amino-2-oxoethyl)piperazine-1-carboxamide | 116882-76-9 | C7H14N4O2 |
| 4-(2-氧代环戊基)乙酸丁酯 | 2-(4'-Acetoxybutyl)cyclopentanon | 61114-32-7 | C11H18O3 |
| 4-(2-氟苯基)-6,8-二氢-1,3,8-三甲基吡唑并[3,4-e][1,4]二氮杂卓-7(1H)-酮单盐酸盐 | 4-(2-fluorophenyl)-1,3,8-trimethyl-6H-pyrazolo[3,4-e][1,4]diazepin-7-one;hydron;chloride | —— | C15H16ClFN4O |
| 4-(2-呋喃基)-3-氧代丁酸乙酯 | 4-(furan-2-yl)-3-oxobutanoic acid ethyl ester | 577776-75-1 | C10H12O4 |
| 4-(2-呋喃)-2,4-二氧代丁酸 | 4-(2-furyl)-2,4-dioxobutanoic acid | 105356-51-2 | C8H6O5 |
| 4-(2-吡啶)-1-哌嗪乙酸乙酯 | ethyl 2-[4-(2-pyridyl)piperazino]acetate | 86873-47-4 | C13H19N3O2 |
| 4-(2-叔丁氧羰氨基-3-苯丙氨基)-丁酸 | (S)-4-(2-(tert-butoxycarbonylamino)-3-phenyl-propanamido)butanoic acid | 112670-47-0 | C18H26N2O5 |
| 4-(2-二甲基氨基-乙基)-[1,4]二氮杂环庚烷-5-酮 | 4-(2-(dimethylamino)ethyl)-1,4-diazepan-5-one | 344779-07-3 | C9H19N3O |