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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