| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 4Z,15Z-胆红素 | 4Z,15Z-bilirubin | 35991-50-5 | C33H36N4O6 |
| 4SC-202(盐的形式) | (E)-N-(2-amino-phenyl)-3-{1-[4-(1-methyl-1H-pyrazol-4-yl)-benzenesulfonyl]-1H-pyrrol-3-yl}-acrylamide toluene-4-sulfonate | 1186222-89-8 | C7H8O3S*C23H21N5O3S |
| 4H苯并[b][1,6]萘啶-1,3-二酮 | 4<i>H</i>-benzo[<i>b</i>][1,6]naphthyridine-1,3-dione | 858446-89-6 | C12H8N2O2 |
| 4H-菲并[1,2-c]吡喃-4,8(6H)-二酮,5,6a,7,9,10,10a-六氢-11-羟基-12-甲氧基-7,7,10a-三甲基-,(6aR,10aS)- | (6aR,10aS)-11-Hydroxy-12-methoxy-7,7,10a-trimethyl-5,6a,7,9,10,10a-hexahydro-4H-phenanthro[1,2-c]pyran-4,8(6H)-dione | 173357-22-7 | C21H24O5 |
| 4H-茚并[5,6-d][1,3]恶唑 | 4H-Indeno[5,6-d]oxazole | 17491-88-2 | C10H7NO |
| 4H-茚并[5,6-c][1,2]恶唑 | 4H-Indeno[5,6-C][1,2]oxazole | 28648-21-7 | C10H7NO |
| 4H-苯并噻喃并[4,3-d]噻唑-2-胺 | 2-amino-4H-<1>benzothiopyrano<4,3-d>thiazole | 31879-58-0 | C10H8N2S2 |
| 4H-苯并咪唑 | 4H-benzimidazole | 36579-63-2 | C7H6N2 |
| 4H-苯并吡喃并[6,5-d][1,3]噻唑 | 4H-pyrano[2,3-g][1,3]benzothiazole | 42316-00-7 | C10H7NOS |
| 4H-苯并吡喃-3-甲醛 | 1-benzopyran-3-carboxaldehyde | 120450-87-5 | C10H8O2 |
| 4H-苯并[f]喹啉-9-酮 | Benzo(f)quinolin-9-ol | 114416-30-7 | C13H9NO |
| 4H-苯并[f]喹啉-7-酮 | Benzo[f]quinolin-7(4H)-one | 114442-85-2 | C13H9NO |
| 4H-苯并[f]喹啉-3-酮 | benzo<f>quinolin-1(2H)-one | 23981-08-0 | C13H9NO |
| 4H-苯并[a]喹嗪-4-酮 | 4H-Benzo<a>quinolizin-4-one | 61259-58-3 | C13H9NO |
| 4H-苯并[a]喹嗪-1-羧酸,10-氯-4-羰基-3-苯基-,甲基酯 | methyl 10-chloro-4-oxo-3-phenyl-4H-benzo<a>quinolizine-1-carboxylate | 104587-27-1 | C21H14ClNO3 |
| 4H-苯并[a]喹嗪-1-羧酸,10-氯-4-羰基-3-苯基- | 10-chloro-4-oxo-3-phenyl-4H-benzo<a>quinolizine-1-carboxylic acid | 104604-82-2 | C20H12ClNO3 |
| 4H-色烯并[4,3-d][1,3]噻唑-2-胺 | 2-amino-4H-<1>benzopyrano<4,3-d>thiazole | 31877-68-6 | C10H8N2OS |
| 4H-环氧乙烷[3,4]环戊丙[1,2-b]呋喃-酮,六氢,(1aR,2aS,5a,5b)- | (1aS,2aR,5aR,5bR)-hexahydro-4H-oxireno[3,4]cyclopenta[1,2-b]furan-4-one | 54483-30-6 | C7H8O3 |
| 4H-环戊基[lmn]菲啶-5,9-二酮 | 4H-cyclopenta<k,l,m>phenanthridine-5,9-dione | 61479-80-9 | C14H7NO2 |
| 4H-环戊二烯并[d]嘧啶 | 4H-Cyclopenta[d]pyrimidine | 270-96-2 | C7H6N2 |
| 4H-环戊二烯并[b]噻吩,5-甲基- | 4H-Cyclopenta[b]thiophene, 5-methyl- | 14746-32-8 | C8H8S |
| 4H-环戊二烯并[b]喹喔啉 | 4H-Cyclopenta[b]quinoxaline | 269-66-9 | C11H8N2 |
| 4H-环戊二烯并[b]吡啶-4-硫酮,1,5,6,7-四氢-1-甲基- | 1-Methyl-1,5,6,7-tetrahydro-[1]pyrindine-4-thione | 101234-61-1 | C9H11NS |
| 4H-环庚三烯并[b]噻吩-3-羧酸,5,6,7,8-四氢-2-[3-(羟甲基)-5-甲基-4H-1,2,4-三唑-4-基]-,甲基酯 | 2-(3-hidroximetil-5-metil-4H-1,2,4-triazol-4-il)-4,5-pentametilentiofeno-3-carboxilato de metilo | 105920-90-9 | C15H19N3O3S |
| 4H-环丁[去]喹啉 | 4H-Cyclobuta[de]quinoline | 195503-38-9 | C10H7N |
| 4H-氮杂环丙烯并[1,2-a][1,3]二氧杂环戊并[4,5-c]吡咯 | 2H,4H-Azireno[1,2-a][1,3]dioxolo[4,5-c]pyrrole | 128389-83-3 | C6H5NO2 |
| 4H-噻喃-4-酮,3,5-二甲基- | 3,5-dimethyl-thiopyran-4-one | 18542-89-7 | C7H8OS |
| 4H-噻唑[3,2-B]吡咯-5-甲酸 | 4H-thieno[3,2-b]pyrrole-5-carboxylic acid | 39793-31-2 | C7H5NO2S |
| 4H-噻吩并[3,4-b]呋喃-6-酮 | Thieno[3,4-b]furan-6(4H)-one | 143723-14-2 | C6H4O2S |
| 4H-噻吩并[3,4-B]吡咯-2,5-二羧酸二乙酯 | 2,5-dicarbethoxythieno[3,2-b]pyrrole | 89168-61-6 | C12H13NO4S |
| 4H-噻吩并[3,2-c]苯并吡喃-2-羧酸 | 4H-thieno[3,2-c]-chromene-2-carboxylic acid | 26268-04-2 | C12H8O3S |
| 4H-噻吩并[3,2-b]吡咯-5-羧酸甲酯 | methyl 4H-thieno[3,2-b]pyrrole-5-carboxylate | 82782-85-2 | C8H7NO2S |
| 4H-噻吩并[3,2-b]吡咯-5(6H)-酮 | 4,6-dihydro-thieno[3,2-<i>b</i>]pyrrol-5-one | 14298-19-2 | C6H5NOS |
| 4H-噻吩并[3,2-b]吡咯,6-(甲基亚硫酰基)-5-(甲硫基)- | 6-methylsulphinyl-5-methylthio-4H-thieno<3,2,-b>pyrrole | 102820-44-0 | C8H9NOS3 |
| 4H-噻吩并[3,2-B]吡咯-5-甲酰肼 | 4H-thieno[3,2-b]pyrrole-5-carbohydrazide | 119448-43-0 | C7H7N3OS |
| 4H-噻吩并[3,2-B]吡咯-5-甲酰氯 | 4H-thieno[3,2-b]pyrrole-5-carbonyl chloride | 182553-05-5 | C7H4ClNOS |
| 4H-噻吩并[3,2-B]吡咯-2-羧酸 | 4H-thieno[3,2-b]pyrrole-2-carboxylic acid | 1007386-84-6 | C7H5NO2S |
| 4H-噻吩并[2,3-c]吡咯-2-甲醛,5,6-二氢-4,4,6,6-四甲基- | Sodium;1-(cyclohexen-1-yl)-5,5-diethyl-4,6-dioxopyrimidin-2-olate | —— | C14H19N2NaO3 |
| 4H-噻吩[3,2-b]吡咯-5-羧酸乙酯 | ethyl 4H-thieno[3,2-b]pyrrole-5-carboxylate | 46193-76-4 | C9H9NO2S |
| 4H-嘧啶并[5,4-d][1,3]恶嗪 | 4H-Pyrimido[5,4-d][1,3]oxazine | 28647-47-4 | C6H5N3O |
| 4H-嘧啶并[2,1-b]喹唑啉-4-酮,6,11-二氢-11-甲基- | 2-(Ethylsulfanyl)-6-methoxy-1h-benzimidazole | 97148-48-6 | C10H12N2OS |
| 4H-嘧啶并[1,2-c]蝶啶,6,8,9,10-四氢-6-甲基-,二盐酸 | 9-Methyl-7,8,9,10-tetrahydro-6H-1,4,5,8a,10-pentaaza-phenanthrene; hydrochloride | 139293-89-3 | C10H13N5*2ClH |
| 4H-嘧啶并[1,2-c]蝶啶,6,8,9,10-四氢-6,6-二甲基-,盐酸盐 | 9,9-Dimethyl-7,8,9,10-tetrahydro-6H-1,4,5,8a,10-pentaaza-phenanthrene; hydrochloride | 139294-07-8 | C11H15N5*ClH |
| 4H-喹啉-3-羧酸,8-氯-1-环丙基-7-氟-9-甲基-4-氧代乙基酯 | ethyl 8-chloro-1-cyclopropyl-7-fluoro-9-methyl-4-oxo-4H-quinolizine-3-carboxylate | 169749-89-7 | C16H15ClFNO3 |
| 4H-喹啉-1-羧酸甲酯 | 1-(Methoxycarbonyl)-1,4-dihydrochinolin | 51483-72-8 | C11H11NO2 |
| 4H-咪唑并[4,5-c]吡啶-4-酮,2-丁基-3,5-二氢-3-(苯基甲基)- | 3-Benzyl-2-butyl-3H-imidazo[4,5-c]pyridin-4(5H)-one | 152460-59-8 | C17H19N3O |
| 4H-咪唑并[4,5-c]吡啶-4-酮,1,5-二氢-2-丙基- | 4,5-dihydro-4-oxo-2-propyl-3H-imidazo<4,5-c>pyridine | 152460-64-5 | C9H11N3O |
| 4H-咪唑并[4,5-c]吡啶-4-酮,1,2,3,5-四氢-2-硫代- | 3-Methyl-6-(piperazin-1-yl)-3-azabicyclo[3.1.0]hexane | 170938-12-2 | C10H19N3 |
| 4H-咪唑并[4,5-c][1,8]二氮杂萘-4-酮,5-(3-氯苯基)-3,5-二氢-3-(苯基甲基)- | 5-(3-Chlorophenyl)-3-benzyl-3H-imidazo[4,5-c][1,8]-naphthyridin-4(5H)-one | 139482-60-3 | C22H15ClN4O |
| 4H-咪唑并[4,5-c][1,8]二氮杂萘-4-酮,3-(3-氯丙基)-3,5-二氢-5-苯基- | 3-(3-chloropropyl)-5-phenyl-3H-imidazo<4,5-c><1,8>naphthyridin-4(5H)-one | 139482-69-2 | C18H15ClN4O |