| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 4,5-环氧-1-硝基-4,5-二氢苯并(E)芘 | 4,5-Epoxy-1-nitro-4,5-dihydrobenzo(e)pyrene | 115664-49-8 | C20H11NO3 |
| 4,5-环氧-1-己烯 | 4,5-epoxy-1-hexene | 14031-68-6 | C6H10O |
| 4,5-环氧-1-乙炔基-1,5-二甲基己基乙酸酯 | 4,5-epoxy-1-ethynyl-1,5-dimethylhexyl acetate | 77743-54-5 | C12H18O3 |
| 4,5-环氧-1,1,2,3,3,4,5,5-八氟戊-1-烯 | 4,5-Epoxy-1,1,2,3,3,4,5,5-octafluoropent-1-ene | 15453-08-4 | C5F8O |
| 4,5-异苯并呋喃二醇,1,3-二氢-1-[(甲基氨基)甲基]-,氢溴化 | 4,5-dihydroxy-1-<(N-methylamino)methyl>phthalan hydrobromide | 104834-88-0 | BrH*C10H13NO3 |
| 4,5-异噻唑二酮,3-苯基-,4-(2-甲基-2-苯基腙) | 1-Methyl-3-nitroanthracene | 80191-43-1 | C15H11NO2 |
| 4,5-异噁唑二甲腈 | 4,5-isoxazoledicarbonitrile | 1256633-32-5 | C5HN3O |
| 4,5-异亚丙基-2-戊酸-(S)-甲酯 | methyl 3-[(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]propanoate | 90472-93-8 | C9H16O4 |
| 4,5-庚二烯醛 | 4,5-Heptadienal | 106417-02-1 | C7H10O |
| 4,5-己二烯酸甲酯 | methyl hexa-4,5-dienoate | 114971-88-9 | C7H10O2 |
| 4,5-己二烯酸 | 4,5-hexadienoic acid | 72038-67-6 | C6H8O2 |
| 4,5-己二烯-1-基三甲基甲硅烷基醚 | 4,5-hexadien-1-yl trimethylsilyl ether | 72038-66-5 | C9H18OSi |
| 4,5-噻唑二羧酸,2-(2-噻嗯基)-,二乙基酯 | 2-(2-Thienyl)-4,5-dicarbaethoxythiazol | 14037-19-5 | C13H13NO4S2 |
| 4,5-噻唑二甲醛 | 4,5-Diformyl-thiazol | 13669-78-8 | C5H3NO2S |
| 4,5-噻唑二甲醇 | thiazole-4,5-diyldimethanol | 1393686-89-9 | C5H7NO2S |
| 4,5-噻唑二甲酸二乙酯 | diethyl thiazole-4,5-dicarboxylate | 18940-72-2 | C9H11NO4S |
| 4,5-嘧啶二羧酸,2-甲基-,二乙基酯 | diethyl 2-methylpyrimidine-4,5-dicarboxylate | 1860-98-6 | C11H14N2O4 |
| 4,5-嘧啶二甲酸 | Pyrimidine-4,5-dicarboxylic acid | 54001-63-7 | C6H4N2O4 |
| 4,5-哒嗪二醇,六氢-3-甲基-,(3α,4β,5β)-(9CI) | beta-Tethymustine | 198416-57-8 | C18H23Cl2N3O2 |
| 4,5-哒嗪二醇,六氢-3-(羟甲基)-,(3R,4R,5R)- | 2,4-bis-benzyloxy-5H-pyrrolo[3,2-d]pyrimidine | 222631-56-3 | C20H17N3O2 |
| 4,5-哒嗪二胺,3-乙氧基- | N<sup>1</sup>-{6-[(2,3-dihydroxybenzoyl)amino]hexyl}-2,3-dihydroxybenzamide | 73630-99-6 | C20H24N2O6 |
| 4,5-哒嗪二羧酸 | pyridazine-4,5-dicarboxylic acid | 59648-14-5 | C6H4N2O4 |
| 4,5-咪唑烷二酮,2-[4-(二甲氨基)苯基]-1,3-二苯基- | 1,3-diphenyl-2-<4-(dimethylamino)phenyl>imidazolidine-4,5-dione | 104716-73-6 | C23H21N3O2 |
| 4,5-双二苯基膦-9,9-二甲基氧杂蒽二氯化钴 | [Co(Xantphos)Cl<sub>2</sub>] | 898807-69-7 | C39H32Cl2CoOP2 |
| 4,5-双二苯基膦-9,9-二甲基氧杂蒽 | Xantphos | 161265-03-8 | C39H32OP2 |
| 4,5-双[(2-氰乙氧基)甲基]-2-苯基咪唑-1-丙腈 | 1H-Imidazole-1-propanenitrile, 4,5-bis[(2-cyanoethoxy)methyl]-2-phenyl- | 65652-67-7 | C20H21N5O2 |
| 4,5-双-[s-(1-乙氧基乙基)-疏基乙酰胺]-戊酸-2,3,5,6-四氟苯酯 | 2,3,5,6-tetrafluorophenyl 4,5-bis(S-1-ethoxyethyl-mercapto-acetamido)pentanoate | 125488-70-2 | C23H32F4N2O6S2 |
| 4,5-双-[N'-(丁基)硫脲基]-2,7-二叔丁基-9,9-二甲基氧杂蒽 | Chloride ionophore IV | 187404-67-7 | C33H50N4OS2 |
| 4,5-双-(对氟苯基)咪唑 | 4,5-bis(4-fluorophenyl)imidazole | 68163-71-3 | C15H10F2N2 |
| 4,5-双-(4-甲氧基苯基)-噻唑-2-胺 | 4,5-bis(4-methoxyphenyl)thiazol-2-amine | 24827-38-1 | C17H16N2O2S |
| 4,5-双-(4-甲氧基苯基)-噁唑-2-胺 | 4,5-Bis-(4-methoxy-phenyl)-oxazol-2-ylamine | 77151-48-5 | C17H16N2O3 |
| 4,5-双-(4-甲氧基-苯基)噻唑-2-羧酸乙酯 | 4,5-bis(4-methoxyphenyl)thiazole-2-carboxylic acid ethyl ester | 130717-61-2 | C20H19NO4S |
| 4,5-双(苯甲酰硫基)-1,3-二硫杂环戊烯-2-硫酮 | 4,5-bis(benzoylthio)-1,3-dithiole-2-thione | 68494-08-6 | C17H10O2S5 |
| 4,5-双(苯基甲氧基)-2-吡啶羧酸 | 4,5-bis(benzyloxy)picolinic acid | 112334-46-0 | C20H17NO4 |
| 4,5-双(苯基甲氧基)-1,2-苯二甲腈 | 4,5-dibenzyloxyphthalonitrile | 206995-45-1 | C22H16N2O2 |
| 4,5-双(苄氧基)吡啶-2-碳酰肼 | 4,5-bis(benzyloxy)pyridine-2-carbohydrazide | 1229937-08-9 | C20H19N3O3 |
| 4,5-双(苄氧基)-2-羟基苯甲酸苄酯 | 4,5-bis(benzyloxy)-2-hydroxybenzoic acid benzyl ester | 1023273-38-2 | C28H24O5 |
| 4,5-双(苄氧基)-2-甲氧基苯甲酸苄酯 | 4,5-bis(benzyloxy)-2-methoxybenzoic acid benzyl ester | 1023275-08-2 | C29H26O5 |
| 4,5-双(苄基硫代)-1,2-二硫醇-3-硫醇 | 4,5-bis(benzoylthio)-1,2-dithiol-3-thione | 82504-65-2 | C17H10O2S5 |
| 4,5-双(羟甲基)-2-甲基吡啶盐酸盐 | 4,5-Bis(hydroxymethyl)-2-methylpyridine hydrochloride | 10597-41-8 | C8H11NO2*ClH |
| 4,5-双(羟基)邻苯二甲酸二甲酯 | 4,5-bis(hydroxy)phthalic acid dimethyl ester | 66323-03-3 | C10H10O6 |
| 4,5-双(甲硫代)-1,3-二硫杂环戊烯-2-酮 | 4,5-bis(methylthio)-1,3-dithiol-2-one | 61485-46-9 | C5H6OS4 |
| 4,5-双(甲硫代)-1,3-二硫杂环戊烯-2-硫酮 | 4,5-bis(methylthio)-1,3-dithiole-2-thione | 49638-64-4 | C5H6S5 |
| 4,5-双(溴甲基)菲 | 4,5-Di(brommethyl)phenanthren | 7495-41-2 | C16H12Br2 |
| 4,5-双(溴甲基)吖啶 | 4,5-bis-bromomethylacridine | 643742-28-3 | C15H11Br2N |
| 4,5-双(溴甲基)-2-苯基-1,3-恶唑 | 2-phenyl-4,5-bis(bromomethyl)oxazole | 90127-53-0 | C11H9Br2NO |
| 4,5-双(溴甲基)-1-苯基三唑 | 4,5-bis(bromomethyl)-1-phenyl-1,2,3-triazole | 143850-00-4 | C10H9Br2N3 |
| 4,5-双(氯甲基)-2-甲基吡啶-3-醇盐酸盐 | 4,5-bis(chloromethyl)-2-methylpyridin-3-ol hydrochloride | 39984-50-4 | C8H9Cl2NO*ClH |
| 4,5-双(三氟甲基)-9,10-二氢菲 | 4,5-bis(trifluoromethyl)-9,10-dihydrophenanthrene | 108665-37-8 | C16H10F6 |
| 4,5-双(5-己基噻吩-2-基)噻吩-2-甲醛 | 5,5''-dihexyl-[2,2';3',2'']terthiophene-5'-carbaldehyde | 705240-03-5 | C25H32OS3 |