| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 4H-1-苯并吡喃-2-羧酸,8-硝基-4-羰基-,甲基酯 | 8-nitro-2-methoxycarbonyl-4-oxo-4H-benzopyran | 161369-33-1 | C11H7NO6 |
| 4H-1-苯并吡喃-2-羧酸,6-硝基-4-羰基-,甲基酯 | methyl 6-nitro-4-oxo-4H-chromene-2-carboxylate | 116543-93-2 | C11H7NO6 |
| 4H-1-苯并吡喃-2-羧酸,6,7-二氯-4-羰基- | germidine | 465-77-0 | C34H53NO10 |
| 4H-1-苯并吡唑-4-酮 | 7-methoxy-chroman-4-one | 42327-52-6 | C10H10O3 |
| 4H-1,4-苯并噻唑-2-基(噻吩-2-基)甲酮 | 2-thenoylbenzo-1,4-thiazine | 105942-32-3 | C13H9NOS2 |
| 4H-1,4-苯并噁嗪-4-乙酸,7-氯-2,3-二氢-3-羰基-,乙基酯 | (7-chloro-3-oxo-2,3-dihydro-benzo[1,4]oxazin-4-yl)-acetic acid ethyl ester | 139605-37-1 | C12H12ClNO4 |
| 4H-1,4-苯并二氮-4,8-二羧酸-1,2,3,5-四氢-2-氧代-4-(1,1-二甲基乙基)酯 | 4-(tert-Butoxycarbonyl)-2-oxo-2,3,4,5-tetrahydro-1H-benzo[e][1,4]diazepine-8-carboxylic acid | 637338-11-5 | C15H18N2O5 |
| 4H-1,4-恶嗪 | 4H-1,4-oxazine | 290-47-1 | C4H5NO |
| 4H-1,4-噻嗪-4-甲腈 | 4H-1,4-Thiazine-4-carbonitrile | 104132-75-4 | C5H4N2S |
| 4H-1,3-苯并噻嗪,2-(1,3-苯并二噁唑-5-基)-6,7-二甲氧基- | 6,7-dimethoxy-2-(3',4'-methylenedioxyphenyl)-4H-1,3-benzothiazine | 109590-26-3 | C17H15NO4S |
| 4H-1,3-苯并噁嗪-4-酮,6-溴-2,3-二氢-2,2-二甲基- | 2,2-dimethyl-6-bromo-3,4-dihydro-2H-1,3-benzoxazin-4-one | 133001-95-3 | C10H10BrNO2 |
| 4H-1,3-苯并噁嗪-4-酮,3-(4-氯苯甲酰)-2,3-二氢-2-[4-(三氟甲基)苯基]- | 2,3-Dihydro-3-(4-chlorobenzoyl)-2-(4-(trifluoromethyl)phenyl)-4H-1,3-benzoxazin-4-one | 103952-85-8 | C22H13ClF3NO3 |
| 4H-1,3-苯并二氧杂环己烷-7-羧酸 | 4h-1,3-Benzodioxine-7-carboxylic acid | 259795-37-4 | C9H8O4 |
| 4H-1,3-苯并二氧杂环己烷-7-甲酰氯 | 2H,4H-1,3-Benzodioxine-7-carbonyl chloride | 499770-84-2 | C9H7ClO3 |
| 4H-1,3-苯并二氧杂环己烷-5-甲酰氯 | 4H-1,3-Benzodioxin-5-carbonyl chloride | 701979-12-6 | C9H7ClO3 |
| 4H-1,3-苯并二氧杂环己烷 | 4H-1,3,2-benzodioxin | 254-27-3 | C8H8O2 |
| 4H-1,3-苯并二噁英并,6-(2R)-2-噁丙环基- | 2-ethyl-4-methoxy-1H-benz[f]indole | 438587-63-4 | C15H15NO |
| 4H-1,3-苯并二噁英-6-基(苯基)甲酮 | (4H-Benzo[1,3]dioxin-6-yl)-phenyl-methanone | 126266-82-8 | C15H12O3 |
| 4H-1,3-噻嗪,5,6-二氢-2-[(1E)-2-(4-甲基-2-噻嗯基)乙烯基]- | (Z)-4-[3-bromo-1-(4-bromophenyl)-1-propenyl]-4'-chloro-1,1'-biphenyl | 97338-01-7 | C21H15Br2Cl |
| 4H-1,3-噁嗪-4-酮,5-氯-6-(氯甲基)-2-(二甲氨基)- | 5-Chlor-6-(chlormethyl)-2-(dimethylamino)-4H-1,3-oxazin-4-on | 104132-70-9 | C7H8Cl2N2O2 |
| 4H-1,3-噁嗪-4-酮,2-(二苯亚甲基)-2,3-二氢-3,6-二(4-甲基苯基)- | 2-diphenylmethylene-3,6-bis(p-tolyl)-2,3-dihydro-4H-1,3-oxazin-4-one | 105654-21-5 | C31H25NO2 |
| 4H-1,3-噁嗪,5,6-二氢-5-碘-4-苯基-2-(三氯甲基)-,反- | 4H-1,3-Oxazine, 5,6-dihydro-5-iodo-4-phenyl-2-(trichloromethyl)-, trans- | 104808-54-0 | C11H9Cl3INO |
| 4H-1,3-噁嗪,5,6-二氢-5-碘-4-(甲氧基甲基)-2-(三氯甲基)-,反- | trans-5-iodo-4-(methoxymethyl)-2-(trichloromethyl)-4,5-dihydro-1,3-oxazine | 104808-67-5 | C7H9Cl3INO2 |
| 4H-1,3-噁嗪,5,6-二氢-2-(甲硫基)- | 2-Methylthio-5,6-dihydro-4H-1,3-oxazin | 17240-25-4 | C5H9NOS |
| 4H-1,3-噁嗪,2-(丁基硫代)-5,6-二氢-4,4,6-三甲基- | (E)-1-(4-acetamidophenyl)-2-phenylethene | 841-18-9 | C16H15NO |
| 4H-1,3-二噻英并[4,5-c]吡啶-5-甲醇,8-甲基- | Cytochrophin-4 | 97730-74-0 | C27H34N4O7 |
| 4H-1,3-二噁英并[4,5-c]吡啶正离子,8-[2-(2-呋喃基)乙基]-5-(羟甲基)-7-甲基-,碘化 | [8-[2-(furan-2-yl)ethyl]-7-methyl-4H-[1,3]dioxino[4,5-c]pyridin-7-ium-5-yl]methanol;iodide | 105551-26-6 | C15H18NO4*I |
| 4H-1,3-二噁英并[4,5-c]吡啶正离子,5-(羟甲基)-2,7,8-三甲基-,碘化 | 5-Hydroxymethyl-2,7,8-trimethyl-4H-[1,3]dioxino[4,5-c]pyridin-7-ium; iodide | 105551-07-3 | C11H16NO3*I |
| 4H-1,3-二噁英并[4,5-c]吡啶,5-(溴甲基)-2,2,8-三甲基- | α<sup>4</sup>,3-O-Isopropylidene-α<sup>5</sup>-pyridoxyl bromide | 162610-76-6 | C11H14BrNO2 |
| 4H-1,3-二噁英-4-酮,2-(1,1-二甲基乙基)-,(R)- | (R)-2-(tert-Butyl)-1,3-dioxin-4-one | 139237-53-9 | C8H12O3 |
| 4H-1,3-二噁唑并[4,5-c]吡咯,4-[[[(1,1-二甲基乙基)二甲基甲硅烷基]氧代]甲基]-6-(1,3-二硫烷-2-基)四氢-2,2-二甲基-,(3aR,4R,6R,6aS)- | 9-fluoro-1,2,3,4-tetrahydro-pyrazino[1,2-a]indole | 256930-21-9 | C11H11FN2 |
| 4H-1,3,2-苯并二氧杂胚芽碱-4-酮,2,2-二乙基- | 2,2-diethyl-2-germabenzo-6-oxo-1,3-dioxane | 139415-81-9 | C11H14GeO3 |
| 4H-1,3,2-苯并二氧杂胚芽碱-2-亚基,4-羰基- | 1,3-dioxane-6-oxo-benzo-2-germanediyl | 139415-83-1 | C7H4GeO3 |
| 4H-1,3,2-苯并二噁磷英-4-酮,2-(2,2,3,3-四氟丙氧基)- | 2-(2,2,3,3-tetrafluoropropoxy)benzo[e][1,3,2]dioxaphosphinin-4-one | 137073-23-5 | C10H7F4O4P |
| 4H-1,3,2-苯并二噁磷英-4-酮,2-(2,2,2-三氟乙氧基)- | 2-(2,2,2-trifluoroethoxy)-4-oxo-5,6-benzo-1,3,2-dioxaphosphorinane | 137073-22-4 | C9H6F3O4P |
| 4H-1,2-苯并恶嗪-3-酮 | benzoxazinone | 37204-63-0 | C8H7NO2 |
| 4H-1,2-苯并恶嗪-3-甲酸甲酯 | 3-methoxycarbonyl-4H-1,2-benzoxazine | 538342-16-4 | C10H9NO3 |
| 4H-1,2-恶唑-5-酮 | Isoxazolon-(5) | 1072-48-6 | C3H3NO2 |
| 4H-1,2-噻嗪-4-酮,3,5,6-三氯- | 3,5,6-Trichlor-4H-1,2-thiazin-4-on | 138128-73-1 | C4Cl3NOS |
| 4H-1,2-噁嗪,6-乙氧基-5,6-二氢-3-(4-甲氧苯基)-5,5-二甲基-6-[(三甲基甲硅烷基)氧代]- | 6-Ethoxy-3-(p-methoxyphenyl)-5,5-dimethyl-6-trimethylsilyloxy-5,6-dihydro-4H-1,2-oxazine | 139620-63-6 | C18H29NO4Si |
| 4H-1,2,4-苯并噻二嗪,3-氯-4-(1-甲基乙基)-,1,1-二氧化 | 3-chloro-4-izopropyl 4H-1,2,4-benzothiadiazine 1,1-dioxide | 108221-79-0 | C10H11ClN2O2S |
| 4H-1,2,4-苯并噻二嗪 1,1-二氧化物 | 2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide | 359-85-3 | C7H6N2O2S |
| 4H-1,2,4-苯并代森环-3-基-二硫代氨基甲酸甲酯-S,S-二氧化物 | Methyl-dithiocarbamic acid 1,1-dioxo-1,4-dihydro-1λ<sup>6</sup>-benzo[1,2,4]thiadiazin-3-yl ester | 87344-00-1 | C9H9N3O2S3 |
| 4H-1,2,4-噻唑-4-乙胺 | 2-[1,2,4]triazol-4-yl-ethylamine | 1008526-84-8 | C4H8N4 |
| 4H-1,2,4-噻唑-4-丙醇 | 3-(4H-1,2,4-triazol-4-yl)propan-1-ol | 27106-94-1 | C5H9N3O |
| 4H-1,2,4-噻唑-3,4-二胺 | 3,4-diamino-1,2,4-triazole | 38104-45-9 | C2H5N5 |
| 4H-1,2,4-噻唑-3,4,5-三胺 | 3,4,5-Triamino-4H-1,2,4-triazole | 473-96-1 | C2H6N6 |
| 4H-1,2,4-噁二嗪-5(6H)-硫酮,3,4-二苯基- | 3,4-diphenyl-Δ<sup>2</sup>-dihydro-1,2,4-oxadiazine-5-thione | 139698-08-1 | C15H12N2OS |
| 4H-1,2,4-三氮唑,3,4-二甲基-(8CI,9CI) | 3,4-dimethyl-1,2,4-triazole | 16778-74-8 | C4H7N3 |
| 4H-1,2,4-三唑-4-胺 | 4-amino-1,2,4-triazol-1-ium chloride | 25545-88-4 | C2H4N4*ClH |