| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 3 -氯- 2 -羟基苯 | 3-chlorosalicylaldehyde | 1927-94-2 | C7H5ClO2 |
| 2,3-二甲基戊醛 | 2,3-dimethylvaleraldehyde | 32749-94-3 | C7H14O |
| 2氯-4-三氟甲基苯乙酮 | 1-(2-chloro-4-(trifluoromethyl)phenyl)ethan-1-one | 129322-81-2 | C9H6ClF3O |
| 2′-(3-氟苄氧基)苯乙酮 | 2'-(3-Fluorobenzyloxy)acetophenone | 845823-26-9 | C15H13FO2 |
| 2′-脱氧胞苷5′-二磷酸钠盐 | 2'-Deoxycytidine-5'-diphosphate (trisodium) | —— | C9H12N3Na3O10P2 |
| 2′-羟基-4′-甲基苯乙酮 | 4'-hydroxy-2'-methylacetophenone | 6921-64-8 | C9H10O2 |
| 2′-氨基苯乙酮 盐酸盐 | 2-aminoacetophenone hydrochloride | 25384-14-9 | C8H9NO*ClH |
| 2′-(二叔丁基膦)苯乙酮乙烯缩酮 | Di-tert-butyl(2-(2-methyl-1,3-dioxolan-2-yl)phenyl)phosphine | 1202864-99-0 | C18H29O2P |
| 2′,4′-二甲氧基苯丙酮 | 2,4-dimethoxypropiophenone | 831-00-5 | C11H14O3 |
| 2′,4′,6′-三甲基苯乙酮 | 2,4,6-Trimethylacetophenone | 1667-01-2 | C11H14O |
| 2′,4′,6′-三乙氧基苯乙酮 | 1-(2,4,6-triethoxy-phenyl)-ethanone | 480439-37-0 | C14H20O4 |
| 2′,4′,5′-三甲氧基苯乙酮 | 2',4',5'-trimethoxyacetophenone | 1818-28-6 | C11H14O4 |
| 2’-苯氧基苯乙酮 | 2-phenoxy-1-phenylethanone | 721-04-0 | C14H12O2 |
| 2’-羟基-5’-(三氟甲氧基)苯乙酮 | 2'-hydroxy-5'-trifluoromethoxyacetophenone | 146575-64-6 | C9H7F3O3 |
| 2’-羟基-4-氯苯乙酮 | 1-(4-chlorophenyl)-2-hydroxyethanone | 27993-56-2 | C8H7ClO2 |
| 2’-碘-5’-氟苯乙酮 | 5'-fluoro-2'-iodoacetophenone | 914225-70-0 | C8H6FIO |
| 2’-硝基-4’-三氟甲基苯乙酮 | 4-acetyl-3-nitrotrifluorotoluene | 128403-22-5 | C9H6F3NO3 |
| 2’-硝基-3’,4’,5’-三甲氧基苯乙酮 | 2-nitro-3,4,5-trimethoxyacetophenone | 54173-39-6 | C11H13NO6 |
| 2’-溴-4-氟苯丙酮 | 2-bromo-1-(4-fluorophenyl)propan-1-one | 345-94-8 | C9H8BrFO |
| 2’-氯-3’-氟苯乙酮 | 1-(2-chloro-3-fluorophenyl)ethanone | 161957-57-9 | C8H6ClFO |
| 2’-氯-2,2,2-三氟苯乙酮 | 1-(2-chlorophenyl)-2,2,2-trifluoroethan-1-one | 5860-95-7 | C8H4ClF3O |
| 2’-氨基-4’-甲氧基苯乙酮 | 1-(2-amino-4-methoxyphenyl)ethanone | 42465-53-2 | C9H11NO2 |
| 2’-氨基-3’,4’,5’-三甲氧基苯乙酮 | 1-(2-Amino-3,4,5-trimethoxyphenyl)ethanone | 42465-69-0 | C11H15NO4 |
| 2’-乙酰基联苯-3-羧酸 | 2'-acetylbiphenyl-3-carboxylic acid | 870245-77-5 | C15H12O3 |
| 2’-乙氧基苯乙酮 | 2-ethoxyacetophenone | 14869-39-7 | C10H12O2 |
| 2’-乙氧基羰基甲氧基-4’-(3-甲基-2-丁烯氧基)苯乙酮 | 2-(ethoxycarbonylmethoxy)-4-(3-methyl-2-butenyloxy)-acetophenone | 64506-46-3 | C17H22O5 |
| 2’-(1H-咪唑-1-基)-2,4-二氯苯乙酮 | 1-(2,4-dichlorophenyl)-2-(imidazol-1-yl)ethanone | 46503-52-0 | C11H8Cl2N2O |
| 2’,6’-二氯-3’-硝基苯乙酮 | 1-(2,6-dichloro-3-nitrophenyl)ethanone | 223785-76-0 | C8H5Cl2NO3 |
| 2’,6’-二氟-4’-甲氧苯乙酮 | 1-(2,6-difluoro-4-methoxyphenyl)ethanone | 886498-84-6 | C9H8F2O2 |
| 2’,5’-二氯苯甲酰基乙酸甲酯 | methyl 3-(2,5-dichlorophenyl)-3-oxopropanoate | 56719-68-7 | C10H8Cl2O3 |
| 2’,5’-二乙氧基苯乙酮 | 2,5-Diaethoxy-acetophenon | 112434-80-7 | C12H16O3 |
| 2’,4’-二羟基苯己酮 | 4-hexanoylresorcinol | 3144-54-5 | C12H16O3 |
| 2’,4’-二羟基苯丁酮 | 1-(2,4-dihydroxyphenyl)butan-1-one | 4390-92-5 | C10H12O3 |
| 2’,4’-二氟苯甲酰基乙腈 | 3-(3,4-difluorophenyl)-3-oxopropanenitrile | 71682-97-8 | C9H5F2NO |
| 2’,4’-二氟苯基苯甲酰基乙酸甲酯 | methyl 3-(2,4-difluorophenyl)-3-oxopropanoate | 185302-85-6 | C10H8F2O3 |
| 2’,4’-二(三氟甲基)苯乙酮 | 1-(2,4-bis(trifluoromethyl)phenyl)ethan-1-one | 237069-82-8 | C10H6F6O |
| 2’,4’,6’-三氟苯丙酮 | 1-(2,4,6-trifluoro-phenyl)propan-1-one | 220141-69-5 | C9H7F3O |
| 2’,3’,4’,5’-四氟苯乙酮 | 2',3',4',5'-tetrafluoroacetophenone | 66286-21-3 | C8H4F4O |
| 2beta-乙酰基-3alpha-甲基环氧乙烷 | 3,4-epoxy-2-pentanone | 17257-79-3 | C5H8O2 |
| 2beta,3beta-环氧-6beta,7alpha-(异亚丙基二氧基)木黎芦毒烷-5,10,16-三醇 | Deacetyllyoniol A acetonide | 28836-76-2 | C23H36O6 |
| 2alpha-甲基环丁酮 | 2-methylcyclobutanone | 1517-15-3 | C5H8O |
| 2aH-环丁二烯并[e]茚-2a,7-二醇,1,2,3,4,4a,7,7a,7b-八氢-7a-(羟甲基)-2,2,4a-三甲基-,(2aS,4aR,7R,7aR,7bR)-(9CI) | punctaporonin E | 106673-28-3 | C15H24O3 |
| 2`,3`-二氯-6`-氟苯乙酮 | 1-(2,3-Dichloro-6-fluorophenyl)ethanone | 870704-16-8 | C8H5Cl2FO |
| 2H-四唑高氯酸盐 | tetrazolium perchlorate | 64890-08-0 | CH2N4*ClHO4 |
| 2H-四唑,5-[(3-溴苯基)甲基]- | D-Glycero-D-ido-heptono-delta-lactone | 52085-70-8 | C7H12O7 |
| 2H-噻喃-3,5(4H,6H)-二酮,4-乙酰基- | 4-acetyltetrahydro-2H-thiopyrane-3,5-dione | 119271-12-4 | C7H8O3S |
| 2H-噻喃-3,5(4H,6H)-二酮 | tetrahydrothiopyran-3,5-dione | 6881-49-8 | C5H6O2S |
| 2H-噻吩并[3,2-b][1,4]噁嗪-3(4h)-酮 | 7H-4-Oxa-1-thia-7-aza-inden-6-one | 211948-60-6 | C6H5NO2S |
| 2H-咪唑-2-酮,5-乙基-4-(4-氟苯甲酰)-1,3-二氢-1-(苯基甲基)- | 1-Benzyl-5-ethyl-4-(4-fluoro-benzoyl)-1,3-dihydro-imidazol-2-one | 139199-29-4 | C19H17FN2O2 |
| 2H-咪唑-2-酮,4-乙基-5-(4-氟苯甲酰)-1,3-二氢-1,3-二(苯基甲基)- | 1,3-Dibenzyl-4-ethyl-5-(4-fluoro-benzoyl)-1,3-dihydro-imidazol-2-one | 139199-30-7 | C26H23FN2O2 |