| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 2-三氟乙酰胺-1,4-二氯苯 | trifluoro-acetic acid-(2,5-dichloro-anilide) | 328-11-0 | C8H4Cl2F3NO |
| 2-三氟乙酰氨基-4-(4-吗啉基)苯甲酸甲酯 | 4-morpholin-4-yl-2-(2,2,2-trifluoroacetylamino)-benzoic acid methyl ester | 404010-73-7 | C14H15F3N2O4 |
| 2-三氟乙酰基-1-茚酮 | 2-trifluoroacetyl-1-indanone | 576-12-5 | C11H7F3O2 |
| 2-三乙基甲硅烷氧基萘 | 2-triethylsiloxy naphthalene | 17938-05-5 | C16H22OSi |
| 2-三(苯基)膦亚基乙酰胺 | 2-(triphenylphosphoranylidene)acetamide | 38821-11-3 | C20H18NOP |
| 2-丁酰氨基-1-苯基乙基丁酸酯 | [2-(Butanoylamino)-1-phenylethyl] butanoate | 172658-64-9 | C16H23NO3 |
| 2-丁酰基-4-[[3-丁酰基-5-[(3-丁酰基-2,4,6-三羟基-5-甲基苯基)甲基]-2,4,6-三羟基苯基]甲基]-3,5-二羟基-6,6-二甲基环己-2,4-二烯-1-酮 | Trisflavaspidic acid | 36253-23-3 | C35H42O12 |
| 2-丁酰基-4-[3-丁酰基-5-(3-丁酰基-2,4-二羟基-6-甲氧基-苄基)-2,4,6-三羟基-苄基]-3,5-二羟基-6,6-二甲基-环己-2,4-二烯-1-酮 | Trisdesaspidin | 20213-24-5 | C35H42O12 |
| 2-丁酮,4-苯基-4-丙氧基- | 4-Phenyl-4-propoxy-butan-2-one | 105891-17-6 | C13H18O2 |
| 2-丁酮,4-苯基-,2-(2,4-二硝基苯基)腙 | 2,4-dinitro-N-[(Z)-4-phenylbutan-2-ylideneamino]aniline | 30435-51-9 | C16H16N4O4 |
| 2-丁酮,4-羟基-4-(2-硝基苯基)- | 4-hydroxy-4-(2-nitrophenyl)butan-2-one | 17418-09-6 | C10H11NO4 |
| 2-丁酮,4-溴-3-甲基-3-苯基- | 4-bromo-3-methyl-3-phenyl-2-butanone | 17798-86-6 | C11H13BrO |
| 2-丁酮,3-甲基-3-(苯基硒代)- | 3-methyl-3-phenylselanylbutan-2-one | 140705-58-4 | C11H14OSe |
| 2-丁酮,3-乙氧基-1-(2-苯基环己基)- | Bis(diphenyl(4-aminosalicylate)tin)oxide | 142785-15-7 | C76H64N4O14Sn4 |
| 2-丁酮,3-[2-[2-(二乙胺基)乙氧基]苯氧基]-4-苯基- | 3-<2-<2-(diethylamino)ethoxy>phenoxy>-4-phenylbutan-2-one | 106063-79-0 | C22H29NO3 |
| 2-丁酮,3-(4-甲氧苯基)-3-甲基- | 2-(4-methoxyphenyl)-2-methyl-3-butanone | 14958-00-0 | C12H16O2 |
| 2-丁酮,3,3-二甲基-1-(苯基硒代)- | 3,3-dimethyl-1-phenylselanylbutan-2-one | 104755-34-2 | C12H16OSe |
| 2-丁烷-2-基苯硫醇 | 2-sec-butylbenzenethiol | 90927-69-8 | C10H14S |
| 2-丁烷-2-基-6-丙基苯酚 | 2-sec-butyl-6-propylphenol | 74926-93-5 | C13H20O |
| 2-丁烷-2-基-6-丙-2-基苯酚 | 2-isopropyl-6-sec-butylphenol | 74926-97-9 | C13H20O |
| 2-丁烷-2-基-4,6-二硝基苯酚钠 | 35040-03-0 | C10H12N2NaO5 | |
| 2-丁烯醛,3-[(3-氯苯基)氨基]- | β-(m-chloroanilino)crotonaldehyde | 106237-28-9 | C10H10ClNO |
| 2-丁烯酸4-氧代-4-(苯基氨基)-甲酯 | <i>N</i>-phenyl-maleamic acid methyl ester | 90278-98-1 | C11H11NO3 |
| 2-丁烯酸,4-羰基-4-[(4-丙氧基苯基)氨基]-,(Z)- | (Z)-3-(4-Propoxy-phenylcarbamoyl)-acrylic acid | 106058-27-9 | C13H15NO4 |
| 2-丁烯酸,4-[[[6-(3,4,5-三甲氧基苯甲酰)-1,3-苯并二噁唑-5-基]甲氧基]甲氧基]-,1,1-二甲基乙基酯,(E)- | tert-butyl (E)-4-<<<5-(3,4,5-trimethoxybenzoyl)-1,3-benzodioxol-6-yl>methoxy>methoxy>-2-butenoate | 139896-29-0 | C27H32O10 |
| 2-丁烯酸,4-[[4-[(4-氨基苯基)磺酰]苯基]氨基]-4-羰基-,(Z)- | (Z)-4-[4-(4-aminophenyl)sulfonylanilino]-4-oxobut-2-enoic acid | 138967-17-6 | C16H14N2O5S |
| 2-丁烯酸,4-[4-(甲硫基)苯基]-4-羰基- | trans-β-<p-Methyl-mercapto-benzoyl>-acrylsaeure | 16180-84-0 | C11H10O3S |
| 2-丁烯酸,4-[(2-碘苯基)氨基]-4-羰基-,乙基酯,(E)- | Ethyl 4-(2-iodoanilino)-4-oxobut-2-enoate | 139115-67-6 | C12H12INO3 |
| 2-丁烯酸,4-(4-甲基苯基)-4-羰基-,乙基酯,(2E)- | (E)-ethyl 4-oxo-4-(p-tolyl) but-2-enoate | 124658-44-2 | C13H14O3 |
| 2-丁烯酸,4-(4-甲基苯基)-4-羰基-,乙基酯,(2E)- | ethyl 3-(4-methylbenzoyl)acrylate | —— | C13H14O3 |
| 2-丁烯酸,4-(4-氯苯基)-2-羟基-4-羰基-,(2Z)- | (Z)-4-(4-chlorophenyl)-2-hydroxy-4-oxobut-2-enoic acid | 103344-71-4 | C10H7ClO4 |
| 2-丁烯酸,2-(苯甲酰氨基)-3-(4-硝基苯基)-,甲基酯,(Z)- | methyl Z-2-benzamido-3-p-nitrophenyl-2-butanoate | 105962-40-1 | C18H16N2O5 |
| 2-丁烯酸,2-(苯甲酰氨基)-3-(4-甲基苯基)-,甲基酯,(E)- | methyl E-2-benzamido-3-p-methylphenyl-2-butanoate | 105962-42-3 | C19H19NO3 |
| 2-丁烯酸,2,3-二甲基-4-苯基-,乙基酯,(Z)- | (E)-Ethyl 4-Phenyl-2,3-dimethyl-2-butenoate | 139244-09-0 | C14H18O2 |
| 2-丁烯酰胺,N-[3-(乙酰基氨基)苯基]-3-甲基- | 3-methyl-but-2-enoic acid (3-acetylamino-phenyl)-amide | 125089-58-9 | C13H16N2O2 |
| 2-丁烯酰胺,N-(2-氯苯基)-N,2-二甲基-3-[[三(1-甲基乙基)甲硅烷基]氧代]- | (Z)-2-Methyl-3-triisopropylsilanyloxy-but-2-enoic acid (2-chloro-phenyl)-methyl-amide | 138846-39-6 | C21H34ClNO2Si |
| 2-丁烯腈,2-乙酰基-3-(甲基氨基)-(9CI) | N,N-diethyl-2-[4-[(E)-2-(3-methyl-1,2-oxazol-5-yl)ethenyl]phenoxy]ethanamine;hydron;chloride | —— | C18H25ClN2O2 |
| 2-丁烯基1-萘基亚砜 | 2-butenyl 1-naphthyl sulfoxide | 116525-28-1 | C14H14OS |
| 2-丁烯基(2,4-二氯苯氧基)乙酸酯 | Crotyl 2,4-dichlorophenoxyacetate | 14600-07-8 | C12H12Cl2O3 |
| 2-丁烯二酸二钠与苯乙烯的聚合物 | (Z)-but-2-enedioic acid;styrene | 37286-89-8 | C12H12O4 |
| 2-丁烯二酸,2-[10-(乙酰氧基)-9-菲基]-,二乙基酯,(E)- | Diethyl (10-acetoxy-9-phenanthryl)fumarate | 139778-39-5 | C24H22O6 |
| 2-丁烯二酸,2-(苯基亚硫酰基)-,4-(1,1-二甲基乙基)1-甲基酯 | 1-methyl-4-t-butyl (E/Z)-2-phenylsulfinylbut-2-enedioate | 115392-00-2 | C15H18O5S |
| 2-丁烯二酸(Z)-,二辛基酯,聚合(Z)-二-2-丙烯基2-丁烯二酸酯,乙烯基乙酸酯和2-乙基己基2-丙烯酸酯 | 5-(2,5-Dimethoxy-phenyl)-3-methylsulfanyl-[1,2,4]triazine | 74417-00-8 | C12H13N3O2S |
| 2-丁烯二酸(2E)-,聚合2,2-氧代二(乙醇)和3a,4,7,7a-四氢-1,3-异苯并呋喃二酮 | N-(2-Ethyl-6-methylphenyl)-3-oxobutyramide | 81761-20-8 | C13H17NO2 |
| 2-丁烯二腈,2-氨基-3-[(1-氰基乙基)氨基]- | trisodium;5-[(3-carboxy-5-methyl-4-oxidophenyl)-(3-carboxy-5-methyl-4-oxocyclohexa-2,5-dien-1-ylidene)methyl]-3-methyl-2-oxidobenzoate | —— | C25H17Na3O9 |
| 2-丁烯二(三苯基磷)二溴化物 | (But-2-ene-1,4-diyl)bis(triphenylphosphanium) dibromide | 18189-24-7 | C40H36Br2P2 |
| 2-丁烯-1-醇,3-甲基-4-苯基-,(Z)- | (Z)-3-methyl-4-phenylbut-2-en-1-ol | 106262-44-6 | C11H14O |
| 2-丁烯-1-醇,3-甲基-,苯基氨基甲酸酯 | 3-methylbut-2-en-1-yl phenylcarbamate | 105902-61-2 | C12H15NO2 |
| 2-丁烯-1-酮,3-(2,2-二甲基肼基)-1-苯基-,(Z)- | 3-(2,2-dimethylhydrazino)-1-phenyl-2-buten-1-one | 137919-59-6 | C12H16N2O |
| 2-丁炔酸,4-(氨基苯基)-,甲基酯 | Methyl 4-(2-aminophenyl)but-2-ynoate | 105698-37-1 | C11H11NO2 |