| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 452-65-3 | 2,4-二甲基氟苯 | 1-fluoro-2,4-dimethylbenzene | C8H9F | 124.16 | | |
| 452-66-4 | 5-氯-2-氟甲苯 | 5-chloro-2-fluorotoluene | C7H6ClF | 144.58 | | 160℃ |
| 452-67-5 | 2,5-二氟甲苯 | 2,5-difluorotoluene | C7H6F2 | 128.12 | -35°C | 117℃(775 |
| 452-68-6 | 2-氟-5-碘甲苯 | 2-fluoro-5-iodotoluene | C7H6FI | 236.03 | | 86-87°C 9mm |
| 452-69-7 | 4-氟-3-甲基苯胺 | 5-Amino-2-fluorotoluene | C7H8FN | 125.15 | 35-37℃ | 85-86°C 9mm |
| 452-70-0 | 4-氟-3-甲基苯酚 | 4-Fluoro-m-cresol | C7H7FO | 126.13 | 32 °C(lit.) | 76 °C5 mm Hg(lit.) |
| 452-71-1 | 4-氟-2-甲基苯胺 | 2-methyl-4-fluoroaniline | C7H8FN | 125.15 | | 90-92℃(1 |
| 452-72-2 | 4-氟-2-甲基苯酚 | 4-fluoro-o-cresol | C7H7FO | 126.13 | 32.4-34.1℃ | 87℃(14 t |
| 452-73-3 | 2-氯-4-氟甲苯 | 2-chloro-4-fluorotoluene | C7H6ClF | 144.58 | | 154-156℃ |
| 452-74-4 | 4-溴-3-氟甲苯 | 4-bromo-3-fluorotoluene | C7H6BrF | 189.03 | | 95℃(50 t |
| 452-75-5 | 2-氟-4-氯甲苯 | 4-Chloro-2-fluoro-1-methylbenzene | C7H6ClF | 144.58 | | 153℃(743 |
| 452-76-6 | 2,4-二氟甲苯 | 2,4-difluorotoluene | C7H6F2 | 128.12 | | 114-116℃ |
| 452-77-7 | 3-氟-4甲基苯胺 | 4-Amino-2-fluorotoluene | C7H8FN | 125.15 | 30-32℃ | 93°C 12mm |
| 452-78-8 | 3-氟对甲酚 | 3-fluoro-p-cresol | C7H7FO | 126.13 | | 196 °C |
| 452-79-9 | | 3-Fluoro-4-iodotoluene | IC6H3FCH3 | 236.03 | | 138-139 ℃9 mm Hg(lit.) |
| 452-80-2 | 2-氟-4-甲基苯胺 | 2-fluoro-p-toluidin | C7H8FN | 125.15 | 3 °C | 70-71℃(7 |
| 452-81-3 | 2-氟-4-甲基苯酚 | 2-fluoro-4-methylphenol | C7H7FO | 126.13 | | 173°C |
| 452-82-4 | | 4-Fluoro-3-iodotoluene | FC6H3(I)CH3 | 236.03 | | 122-125 ℃30 mm Hg(lit.) |
| 452-83-5 | 2-氯-5-氟苯胺 | 2-chloro-5-fluoroaniline | C6H5ClFN | 145.56 | 26°C | 211°C |
| 452-84-6 | 2-氟-5-甲基苯胺 | 3-Amino-4-fluorotoluene | C7H8FN | 125.14 | | 80℃(11 t |
| 452-85-7 | 2-甲基-5-氟苯酚 | 5-Fluoro-2-methylphenol | C7H7FO | 126.13 | | 66°C 4mm |
| 452-86-8 | 4-甲基邻苯乙酚 | 1,2-Dihydroxy-4-methylbenzene | C7H8O2 | 124.14 | 62-69℃ | 251℃ |
| 452-92-6 | | 5-Bromo-2,4-difluoroaniline | BrC6H2(F)2NH2 | 208.00 | 25-29 °C(lit.) | 223℃ |
| 4520-25-6 | | sulfide, (2-tripropylsilylethyl) vinyl | | | | |
| 4520-29-0 | | 1,3-di-(trimethylsiloxy)benzene | C12H22O2Si2 | 254.47 | | |
| 45204-84-0 | | 1-(2,2-diethoxy-ethylsulfanyl)-2,2-diethoxy-ethane | C12H26O4S | 266.40 | | |
| 452053-06-4 | 4-(2-乙氧基苯基)-5-(吡啶-3-基)-4H-1,2,4-三唑-3-硫醇 | 4-(2-Ethoxyphenyl)-5-(pyridin-3-yl)-4H-1,2,4-triazole-3-thiol | C15H14N4OS | 298.36 | | |
| 45206-91-5 | | 7-hexadecanone | C16H32O | 240.43 | | |
| 452077-13-3 | | n,n-di-tert-butoxycarbonyl-benzene-1,2-diamine | | | | |
| 452082-66-5 | | 2-bromo-4-chloro-1-(2,2,2-trifluoro-ethoxy)-benzene | | | | |
| 452088-34-5 | 2-氨基-6-乙基-5,7-二氢-4h-噻吩并[5,4-c]吡啶-3-羧酸甲酯 | methyl 2-amino-6-ethyl-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxylate | | | | |
| 452089-90-6 | | 3-(1h-1,2,3-benzotriazol-1-yl)n'-(1-(3-hydroxyphenyl)ethylidene)propanohydrazide | | | | |
| 452090-89-0 | 2-(1H-苯并[d]咪唑-2-基)-3-(5-溴-1H-吲哚-3-基)丙烯腈 | 2-(1H-Benzo[d]imidazol-2-yl)-3-(5-bromo-1H-indol-3-yl)acrylonitrile | C18H11BrN4 | 363.21 | | |
| 452092-31-8 | 莫西沙星杂质26 | moxifloxacin impruty 26 | | | | |
| 4521-22-6 | | 4-(4-methylphenyl)butyric acid | C11H14O2 | 178.23 | 54-58℃ | |
| 4521-28-2 | | 4-methoxyphenylbutyric acid | C11H14O3 | 194.23 | 58-61℃ | |
| 4521-30-6 | 苯并[b]噻吩-2-胺 | benzo[b]thiophen-2-amine | C8H7NS | 149.21 | | 313.1°C |
| 4521-31-7 | 2-巯基苯甲醇 | 2-(Hydroxymethyl)thiophenol | C7H8OS | 140.19 | 31-32℃ | 94-96°C |
| 4521-33-9 | 5-硝基噻酚-2-甲醛 | 5-Nitro-thiophene-2-carbaldehyde | C5H3NO3S | 157.15 | | |
| 4521-61-3 | 3,4,5-三甲氧基苯甲酰氯 | 3,4,5-trimethoxy benzoyl chloride | C10H11ClO4 | 230.64 | 78-80℃ | 185℃(18 |
| 4521-90-8 | | 7,7'-dihydro-beta-carotene | | | | |
| 4521-94-2 | | silicic acid (h8Si3o10), octaethyl ester | C16H40O10Si3 | 476.74 | | |
| 45210-10-4 | | 9,12-tetraazapentadecan-14-ol, 1-amino-6 | | | | |
| 452104-85-7 | 5-[((3z)-5-氟-2-氧代-1,2-二氢吲哚-3-亚基)甲基] -2,4-二甲基-1h-吡咯-3-羧酸[2-羟基-3-酮(吗啉-4-基)丙基]酰胺 | 5-[((3z)-5-fluoro-2-oxo-1,2-dihydroindol-3-ylidene)methyl]-2,4-dimethyl-1h-pyrrole-3-carboxylic acid [2-hydroxy-3-(morpholin-4-yl)propyl]amide | | | | |
| 452105-23-6 | | su14813 | C23H27FN4O4 | 442.48 | | 685.6±55.0°C at 760 mmHg |
| 452105-33-8 | 5-((5-氟-2-氧代吲哚啉-3-亚基)甲基)-2,4-二甲基-1H-吡咯-3-羧酸 | 5-((5-Fluoro-2-oxoindolin-3-ylidene)methyl)-2,4-dimethyl-1H-pyrrole-3-carboxylic acid | C16H13FN2O3 | 300.28 | >295 °C(dec.) | 588.4±50.0 °C(Predicted) |
| 452105-35-0 | 4-[(2R)-环氧乙烷基甲基]吗啉 | (R)-4-(oxiran-2-ylmethyl)morpholine | C7H13NO2 | 143.19 | | |
| 452105-36-1 | (S)-1-氨基-3-吗啉-2-丙醇 | (S)-1-amino-3-morpholinopropan-2-ol | | | | |
| 45212-19-9 | | tetrabutylantimony(v) bromide | | | | |
| 45214-52-6 | o-乙酰基-n-(叔丁氧羰基)-l-苏氨酸 | (2S,3R)-3-acetoxy-2-((tert-butoxycarbonyl)amino)butanoic acid | C11H19NO6 | 261.27 | | |
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