| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 4-氧杂-8-氮杂三环[4.3.0.03,7]壬-1(9),3(7),5-三烯 | 3,6-Methano-1H-furo[3,4-B]pyrrole | 161025-83-8 | C7H5NO |
| 4-氧杂-7-氮杂螺[2.5]辛-6-酮 | 4-Oxa-7-azaspiro[2.5]octan-6-one | 1253790-21-4 | C6H9NO2 |
| 4-氧杂-7-氮杂三环[4.3.1.03,7]癸-1(9),2,5-三烯 | 5H-3,7-Methano[1,3]oxazolo[3,2-a]pyridine | 180719-37-3 | C8H7NO |
| 4-氧杂-7-氮杂-螺[2.5]辛烷盐酸盐 | 4-oxa-7-azaspiro[2.5]octane hydrochloride | 1427195-23-0 | C6H11NO*ClH |
| 4-氧杂-2-氮杂三环[4.4.0.02,8]癸-1(10),5,8-三烯 | 1H-4,7-Methanopyrrolo[1,2-c][1,3]oxazine | 168810-78-4 | C8H7NO |
| 4-氧杂-1-硫杂螺[4.6]十一烷 | 1-oxa-4-thia-spiro[4.6]undecane | 184-31-6 | C9H16OS |
| 4-氧杂-1-硫杂螺[4.5]癸烷 | 1-oxa-4-thia-spiro[4.5]decane | 177-15-1 | C8H14OS |
| 4-氧杂-1-硫杂螺[4.4]壬烷 | 1-oxa-4-thia-spiro[4.4]nonane | 176-38-5 | C7H12OS |
| 4-氧杂-1-氮杂螺[5.5]十一烷 | 4-Oxa-1-azaspiro[5.5]undecane | 180-78-9 | C9H17NO |
| 4-氧杂-1,8-二氮杂双环[5.3.1]十一烷 | 4-Oxa-1,8-diazabicyclo[5.3.1]undecane | 184105-86-0 | C8H16N2O |
| 4-氧杂-1,2-二氮杂螺[4.5]癸-1-烯,3-甲氧基-3-苯基- | 2,2-pentamethylene-5-methoxy-5-phenyl-Δ<sup>3</sup>-1,3,4-oxadiazoline | 138723-84-9 | C14H18N2O2 |
| 4-氧杂-1,2-二氮杂螺[2.5]辛烷,6,7,8-三(苯基甲氧基)-5-[(苯基甲氧基)甲基]-,(5R,6S,7S,8R)- | 2,3,4,6-tetra-O-benzyl-1-deoxy-1-hydrazi-D-galactopyranose | 126786-15-0 | C34H36N2O5 |
| 4-氧杂-1,2-二氮杂螺[2.5]辛烷,6,7,8-三(苯基甲氧基)-5-[(苯基甲氧基)甲基]-,(5R,6R,7S,8S)- | 2,3,4,6-tetra-O-benzyl-1-deoxy-1-hydrazi-D-mannopyranose | 126786-16-1 | C34H36N2O5 |
| 4-氧杂-1,2,6,7-四氮杂二环[4.2.1]壬-7-烯-3,5,9-三酮,2-(三甲基甲硅烷基)-8-[(三甲基甲硅烷基)氧代]- | 2-trimethylsilyl-8-trimethylsiloxy-1,2,6,7-tetraaza-4-oxabicyclo<4.2.1>nona-7-ene-3,5,9-trione | 139455-57-5 | C10H18N4O5Si2 |
| 4-氧基-哌啶-3-羧酸甲酯 | methyl 4-oxonipecotate | 108554-34-3 | C7H11NO3 |
| 4-氧化()-(7-羟基-4-羟基-10-羰基-3,5,9-三氧杂-4-磷杂二十七烷基)三甲基铵 | 1-stearoyl-sn-glycero-3-phosphocholine | 17364-19-1 | C26H54NO7P |
| 4-氧代金刚烷-1-羧酰胺 | 4-Oxoadamantane-1-carboxamide | 155396-16-0 | C11H15NO2 |
| 4-氧代螺[1,2,3,4-四氢喹唑啉-2,1'-环戊烷]-5-甲腈 | 4-Oxospiro[1,2,3,4-tetrahydroquinazoline-2,1'-cyclopentane]-5-carbonitrile | 1272756-16-7 | C13H13N3O |
| 4-氧代维甲酸 | 4-Oxo-9-cis-retinoic acid | 150737-18-1 | C20H26O3 |
| 4-氧代硬脂酸 | 4-oxooctadecanoic acid | 16694-30-7 | C18H34O3 |
| 4-氧代癸酸乙酯 | ethyl 4-oxodecanoate | 14294-63-4 | C12H22O3 |
| 4-氧代环庚烷羧酸甲酯 | methyl 4-oxocycloheptane-1-carboxylate | 17607-00-0 | C9H14O3 |
| 4-氧代环己烷磺酰氯 | 4-oxocyclohexane-1-sulfonyl chloride | 1262409-43-7 | C6H9ClO3S |
| 4-氧代氮杂环庚烷-1-羧酸叔丁酯 | tert-butyl 4-oxoazepane-1-carboxylate | 188975-88-4 | C11H19NO3 |
| 4-氧代庚二酸二丙酯 | 4-oxo-heptanedioic acid dipropyl ester | 111044-06-5 | C13H22O5 |
| 4-氧代己酸 | 4-oxohexanoic acid | 1117-74-4 | C6H10O3 |
| 4-氧代四氢-3-噻吩羧酸 | 4-Oxothiolane-3-carboxylic acid | 126856-34-6 | C5H6O3S |
| 4-氧代四氢-2H-吡喃-3-羧酸甲酯 | methyl 4-oxotetrahydro-2H-pyran-3-carboxylate | 127956-11-0 | C7H10O4 |
| 4-氧代四氢-2H-吡喃-3-羧酸乙酯 | ethyl 4-oxotetrahydro-2H-pyran-3-carboxylate | 141419-94-5 | C8H12O4 |
| 4-氧代哌啶-3-甲腈盐酸盐 | 3-cyano-4-piperidinone hydrochloride | 1373253-28-1 | C6H8N2O*ClH |
| 4-氧代哌啶-1-羧酸异丙酯 | 4-oxo-piperidine-1-carboxylic acid isopropyl ester | 190013-27-5 | C9H15NO3 |
| 4-氧代八氢-1H-吲哚-1-羧酸叔丁酯 | tert-butyl 4-oxooctahydro-1H-indole-1-carboxylate | 1332584-12-9 | C13H21NO3 |
| 4-氧代伊布利特 | N-<4-<4-(ethyl-n-heptylamino)-1-hydroxy-4-oxo-butyl>phenyl>methanesulfonamide | 160087-98-9 | C20H34N2O4S |
| 4-氧代二十二烷酸乙酯 | 4-oxo-docosanoic acid ethyl ester | 102809-25-6 | C24H46O3 |
| 4-氧代丁酸乙基酯 | ethyl 4-oxobutanoate | 10138-10-0 | C6H10O3 |
| 4-氧代丁烷-2-磺酸 | 4-Oxo-butan-sulfonsaeure-(2) | 17901-39-2 | C4H8O4S |
| 4-氧代6-氮杂萘并[2.5]辛烷6-羧酸叔丁酯 | tert-butyl 4-oxo-6-azaspiro[2.5]octane-6-carboxylate | 1101840-74-7 | C12H19NO3 |
| 4-氧代2-壬烯醛-d3 | 9-[(2)H3]-4-oxo-2(E)-nonenal | 1313400-91-7 | C9H14O2 |
| 4-氧代-环戊烷-顺-1,2-二羧酸二甲酯 | cis-dimethyl cyclopentanone-3,4-dicarboxylate | 1001666-74-5 | C9H12O5 |
| 4-氧代-哌啶-2-甲酸甲酯盐酸盐 | 3-methoxycarbonyl-4-piperidone hydrochloride | 1414958-07-8 | C7H11NO3*ClH |
| 4-氧代-哌啶-1,3-二羧酸苄基乙酯 | 1-benzyl 3-ethyl 4-oxopiperidine-1,3-dicarboxylate | 154548-45-5 | C16H19NO5 |
| 4-氧代-[1,4'-联哌啶]-1'-羧酸叔丁酯 | tert-butyl 4-(4-oxopiperidin-1-yl)piperidine-1-carboxylate | 1185732-60-8 | C15H26N2O3 |
| 4-氧代-N-[4-(1,3-噻唑-2-基氨基磺酰基)苯基]苯并吡喃-2-甲酰胺 | 4-oxo-4<i>H</i>-chromene-2-carboxylic acid 4-thiazol-2-ylsulfamoyl-anilide | 19730-07-5 | C19H13N3O5S2 |
| 4-氧代-8-(戊氧基)-1,4-二氢喹啉-3-羧酸乙酯 | ethyl 4-oxo-8-(pentyloxy)-1,4-dihydroquinoline-3-carboxylate | 105385-74-8 | C17H21NO4 |
| 4-氧代-8-(戊氧基)-1,4-二氢喹啉-3-羧酸 | 4-oxo-8-(pentyloxy)-1,4-dihydroquinoline-3-carboxylic acid | 105385-86-2 | C15H17NO4 |
| 4-氧代-7-(三氟甲基)-1H-喹啉-3-碳酰肼 | 7-Trifluoromethyl-4-hydroxyquinoline-3-carboxylic acid hydrazide | 116247-30-4 | C11H8F3N3O2 |
| 4-氧代-6-苯基-4H-吡喃-2-甲酸甲酯 | Methyl 4-oxo-6-phenyl-4H-pyran-2-carboxylate | 100374-57-0 | C13H10O4 |
| 4-氧代-6-(三氟甲基)-1H-吡啶-3-羧酸 | 4-hydroxy-6-(trifluoromethyl)nicotinic acid | 1060810-79-8 | C7H4F3NO3 |
| 4-氧代-5-苯基己酸乙酯 | ethyl 4-oxo-5-phenylhexanoate | 1284190-95-9 | C14H18O3 |
| 4-氧代-5-(三氟甲基)-1,4-二氢喹啉-3-羧酸乙酯 | ethyl 4-oxo-5-(trifluoromethyl)-1,4-dihydroquinoline-3-carboxylate | 1159590-65-4 | C13H10F3NO3 |