| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 4,5-二氢环戊并[b]噻吩-6-酮 | 4,5-dihydro-6H-cyclopenta[b]thiophen-6-one | 5650-52-2 | C7H6OS |
| 4,5-二氢恶唑 | 4,5-dihydro-1,3-oxazol | 504-77-8 | C3H5NO |
| 4,5-二氢异苯并呋喃 | 4,5-dihydroisobenzofuran | 503443-47-8 | C8H8O |
| 4,5-二氢-苯并(k)醋菲烯 | 4,5-dihydro-benz[<i>k</i>]acephenanthrylene | 5779-79-3 | C20H14 |
| 4,5-二氢-6-甲基哒嗪-3(2H)-酮 | 4,5-Dihydro-6-methylpyridazin-3(2H)-one | 5157-08-4 | C5H8N2O |
| 4,5-二氢-5-羟基-3-甲基-5-(三氟甲基)异恶唑 | 5-hydroxy-3-methyl-5-trifluoromethyl-4,5-dihydroisoxazole | 51479-84-6 | C5H6F3NO2 |
| 4,5-二氢-5-氧代-3-苯基-1H-吡唑-1-硫代甲酰胺 | 1H-Pyrazole-1-carbothioamide, 4,5-dihydro-5-oxo-3-phenyl- | 58197-04-9 | C10H9N3OS |
| 4,5-二氢-5-(1,2-庚二烯-4,6-二炔-1-基)-2(3H)-呋喃酮 | Nemotin | 502-12-5 | C11H8O2 |
| 4,5-二氢-4-[[4-甲基-3-[(苯基氨基)磺基基]苯基]偶氮]-5-羰基-1-(4-磺酸根苯基)-1H-吡唑-3-羧酸氢钠 | isopropyl undecanoate | 50638-98-7 | C14H28O2 |
| 4,5-二氢-3H-萘并[1,8-Bc]呋喃 | 4,5-dihydro-3H-naphtho<1,8-bc>furan | 5656-61-1 | C11H10O |
| 4,5-二氢-3-(4-吡啶基)-2H-苯并(g)吲唑 | 3-(4-Pyridyl)-4,5-dihydro-1H-benzo[g]indazole | 52837-55-5 | C16H13N3 |
| 4,5-二氢-2-十三烷基-1H-咪唑-1-乙胺 | 2-(2-tridecyl-4,5-dihydro-imidazol-1-yl)-ethylamine | 57151-50-5 | C18H37N3 |
| 4,5-二氢-2-[(2-甲基苯并硝基苯[b]噻吩)甲基]-1H-咪唑盐酸盐 | hydron;2-[(2-methyl-1-benzothiophen-3-yl)methyl]-4,5-dihydro-1H-imidazole;chloride | 5090-37-9 | C13H15ClN2S |
| 4,5-二氢-2-[(2,4,6-三甲基苯基)甲基]-1H-咪唑 | Trimizoline | 54765-26-3 | C13H18N2 |
| 4,5-二氢-2-(1-萘基甲基)-1H-咪唑鎓硝酸盐 | Naphazoline nitrate | 5144-52-5 | C14H14N2*HNO3 |
| 4,5-二氢-1H-异吲哚-1,3(2H)-二酮 | 2-(2,4-Dichlorophenoxy)-1-(1H-imidazol-1-yl)-4,4-dimethylpentan-3-one monohydrochloride | 52130-69-5 | C16H19Cl3N2O2 |
| 4,5-二氢-1,5-二甲基-1H-吡唑 | 1,5-dimethyl-4,5-dihydro-1<i>H</i>-pyrazole | 5775-96-2 | C5H10N2 |
| 4,5-二氢-1,2-恶唑 | 4,5-dihydro-isoxazole | 504-73-4 | C3H5NO |
| 4,5-二亚乙基二硫代-1,3-二硫醇-2-硫酮 | 4,5-Ethylenedithio-1,3-dithiole-2-thione | 59089-89-3 | C5H4S5 |
| 4,5-二乙基-2-羟基苯甲酸 | 4,5-Diethylsalicylsaeure | 58138-55-9 | C11H14O3 |
| 4,5-二乙基-2,4-二氢-1,2,4-噻唑-3-酮 | 4,5-diethyl-2,4-dihydro-[1,2,4]triazol-3-one | 52883-26-8 | C6H11N3O |
| 4,5-二乙基-2,3-二氢-2,3-二甲基呋喃 | 4,5-Diethyl-2,3-dihydro-2,3-dimethylfuran | 54244-89-2 | C10H16O |
| 4,5-二(P-甲氧基苯基)-1H-吡咯-2,3-二甲酸 | 4,5-bis-(4-methoxy-phenyl)-pyrrole-2,3-dicarboxylic acid | 5784-96-3 | C20H17NO6 |
| 4,5-二(2-甲氧基乙氧基)-2-硝基苯甲酸甲酯 | methyl 4,5-bis(2-methoxyethoxy)-2-nitrobenzoate | 501684-22-6 | C14H19NO8 |
| 4,5-二(1-戊烯基氧基)-2-咪唑烷酮 | 2-Imidazolidinone, 4,5-bis(1-pentenyloxy)- | 5781-51-1 | C13H22N2O3 |
| 4,5-Alpha-环氧- 14 -羟基- 3 -甲氧基- 17-甲基- 呋喃 | noroxycodone | 57664-96-7 | C17H19NO4 |
| 4,5,7-三羟基3,6,8-三甲氧基黄酮 | 5,7,4'-trihydroxy-3,6,8-trimethoxyflavone | 57393-71-2 | C18H16O8 |
| 4,5,7-三羟基3,3,6,8-四甲氧基黄酮 | 5,7,4'-trihydroxy-3,3',6,8-tetramethoxyflavone | 58130-91-9 | C19H18O9 |
| 4,5,7,8,9,10,11,12,13,13alpha-十氢-1H,3H-环丁并[1,11]环十一烷并[1,2-c]呋喃 | 4,5,7,8,9,10,11,12,13,13a-Decahydro-1H,3H-cyclobuta(1,11)cycloundeca(1,2-c)furan | 58946-24-0 | C15H24O |
| 4,5,6-三甲基嘧啶-2-胺 | 4,5,6-trimethylpyrimidin-2-ylamine | 54568-11-5 | C7H11N3 |
| 4,5,6-三甲基-1,3-苯二酚 | 4,5,6-trimethyl-resorcinol | 5700-67-4 | C9H12O2 |
| 4,5,6-三氯苯-1,2,3-三醇 | 4,5,6-trichloropyrogallol | 56961-21-8 | C6H3Cl3O3 |
| 4,5,6-三氯-2-(2,4-二氯苯氧基)苯酚 | 4,5,6-trichloro-2-(2,4-dichlorophenoxy)phenol | 53555-01-4 | C12H5Cl5O2 |
| 4,5,6-三氯-2(3H)-苯并恶唑酮 | 4,5,6-trichlorobenzoxazolin-2-one | 50995-94-3 | C7H2Cl3NO2 |
| 4,5,6,9-四甲氧基-10H-薁并[1,2,3-Ij]异喹啉-10-酮 | imerubrine | 58189-33-6 | C20H17NO5 |
| 4,5,6,7-四溴-1H-苯并咪唑 | 4,5,6,7-tetrabromo-1H-benzimidazole | 577779-57-8 | C7H2Br4N2 |
| 4,5,6,7-四溴-1,3-二氢-1,3-二(2-羟基乙基)-2H-苯并咪唑-2-酮 | 1,3-Bis-(2-hydroxy-ethyl)-4,5,6,7-tetrabrom-benzimidazolon | 56315-67-4 | C11H10Br4N2O3 |
| 4,5,6,7-四氢异噁唑并[4,5-c]吡啶-3(2H)-酮 | 4,5,6,7-tetrahydroisoxazolo[4,5-c]pyridin-3-ol | 53602-00-9 | C6H8N2O2 |
| 4,5,6,7-四氢异吲哚 | 4,5,6,7-tetrahydro-2H-isoindole | 51649-35-5 | C8H11N |
| 4,5,6,7-四氢噻吩并[3.2-c]吡啶 | 4,5,6,7-tetrahydrothieno[3,2-c]pyridine | 54903-50-3 | C7H9NS |
| 4,5,6,7-四氢-3-(4-甲氧基苯基)-1H-吲唑 | 3-(4-methoxyphenyl)-4,5,6,7-tetrahydro-1H-indazole | 58413-04-0 | C14H16N2O |
| 4,5,6,7-四氢-1H-吲唑-5-羧酸 | 4,5,6,7-tetrahydro-1H-indazole-5-carboxylic acid | 52834-38-5 | C8H10N2O2 |
| 4,5,6,7-四氢-1-苯并噻吩-4-基脲 | 4,5,6,7-tetrahydro-benzo[b]-thien-4-ylurea | 58093-96-2 | C9H12N2OS |
| 4,5,6,7-四氢-1-苯并噻吩-2-甲醛 | 4,5,6,7-tetrahydrobenzo[b]thiophene-2-carbaldehyde | 57021-53-1 | C9H10OS |
| 4,5,6,7-四氢-1-苯并噻吩-2-甲酰胺 | 4,5,6,7-tetrahydro-benzo[<i>b</i>]thiophene-2-carboxylic acid amide | 57021-58-6 | C9H11NOS |
| 4,5,6,7-四氢-1-(4-甲氧基苯基)-7-氧代-6-[4-(2-氧代-1-哌啶基)苯基]-1H-吡唑并[3,4-c]吡啶-3-羧酸乙酯 | ethyl 1-(4-methoxyphenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate | 503614-91-3 | C27H28N4O5 |
| 4,5,6,7-四氢-1-(4-甲氧基苯基)-6-(4-硝基苯基)-7-氧代-1H-吡唑并[3,4-C]吡啶-3-羧酸乙酯 | ethyl 1-(4-methoxyphenyl)-6-(4-nitrophenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate | 536759-91-8 | C22H20N4O6 |
| 4,5,6,7-四氢-1,2-二苯基-1H-吲哚 | 1,2-diphenyl-4,5,6,7-tetrahydro-1H-indole | 51495-03-5 | C20H19N |
| 4,5,6,7-四氢-1,2,3-苯并噻二唑 | Cyclohexeno-1,2,3-thiadiazol | 56382-72-0 | C6H8N2S |
| 4,5,6,7,8,8-六氯-3a,4,7,7alpha-四氢-4,7-甲桥异苯并呋喃-1,3-二酮与2,2-二甲基-1,3-丙烷二醇,2,5-呋喃二酮和1,2-丙烷二醇聚合物 | 2,2-Dimethylpropane-1,3-diol;furan-2,5-dione;1,7,8,9,10,10-hexachloro-4-oxatricyclo[5.2.1.02,6]dec-8-ene-3,5-dione;propane-1,2-diol | 59326-15-7 | C21H24Cl6O10 |