| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 4515-26-8 | | 2-chloro-3,5-dinitrobenzenesulphonic acid | | | | |
| 4515-30-4 | | 2-chloro-3,5-dinitro-benzenesulfonic aci sodium salt | | | | |
| 4515-50-8 | | 2-[3-(pentamethyl-disiloxanyl)-propyl]-phenol | C14H26O2Si2 | 282.53 | | |
| 4515-89-3 | | 1-methylcyclopropanecarbaldehyde | | | | |
| 451501-84-1 | | 4-propyl-5-(2-thienyl)-4h-1,2,4-triazole-3-thiol | | | | |
| 451503-28-9 | | (S)-(4-chlorophenyl)(phenyl)methanaminehydrochloride | | | | |
| 451503-29-0 | | (R)-(4-chlorophenyl)(phenyl)methanamine hcl | | | | |
| 45154-23-2 | | di-n-butyl allylphosphonate | C11H23O3P | 234.27 | | |
| 45158-84-7 | | 2-ethyl-undecanoic aci | | | | |
| 45159-25-9 | | h-ala-d-glu-nh2 | C8H15N3O4 | 217.22 | | |
| 45159-34-0 | | boc-b-cyano-ala-oh | CH14N2O4 | 118.13 | | |
| 4516-69-2 | | 1,1,3-trimethyl cyclopentane | C8H16 | 112.21 | | |
| 4516-90-9 | 2-甲基-3-丁烯-1-醇 | 2-methyl-3-buten-1-o | C5H10O | 86.13 | | |
| 45163-99-3 | | mercapto-acetic aci decyl ester | | | | |
| 4517-99-1 | | wy 41770 | | | | |
| 45170-31-8 | BOC-N-甲基-L-缬氨酸 | boc-n-methyl-l-valine | C11H21NO4 | 231.29 | | |
| 45172-15-4 | l-赖氨酸二异氰酸酯 | l-lysine ethyl ester diisocyanate | | | | |
| 45173-37-3 | | n,n,n',n'-tetraallylethylenediamine | C14H24N2 | 220.35 | | 69℃(10 t |
| 4518-10-9 | 甲基-3-氨基苯甲酸酯 | Benzoic acid, 3-amino, methyl ester | C8H9NO2 | 151.16 | 51-54℃ | |
| 4518-66-5 | | (1S,2S)-(-)-1-phenylpropylene oxide | | | | |
| 4518-94-9 | 二氯甲基-n-丙基硅烷 | Dichloro-methyl-propylsilane | C4H10Cl2Si | 157.11 | | 125℃ |
| 4518-98-3 | 1,2-二甲基-1,1,2,2-四氯二硅烷 | 1,2-Dimethyl, 1,1,2,2-Tetrachlorodisilane | C2H6Cl4Si2 | | | |
| 45186-01-4 | | tetraethylene glycol methyl vinyl ether | | | | |
| 4519-17-9 | 1,4-双(乙烯基二甲基硅)苯 | 1,4-bis(vinyldimethylsilyl)benzene | | | | |
| 4519-28-2 | | tetramethylphosphonium bromide | C4H12BrP | 171.01 | | |
| 4519-29-3 | | phenylstibine oxide | | | | |
| 4519-39-5 | 2,3-二氟苯甲酸 | 2,3-difluorobenzoic acid | C7H4F2O2 | 158.11 | 160-164℃ | |
| 4519-40-8 | 2,3-二氟苯胺 | 2,3-difluoroaniline | C6H5F2N | 129.11 | | 68-69℃(1 |
| 4519-46-4 | α-溴丙烯酸甲酯 | | | | | |
| 4519-51-1 | | 2-chloro-3-phenyl-acrylic acid methyl ester | C10H9ClO2 | 196.63 | | |
| 452-00-6 | 4-乙氧基-3-氟苯甲醛 | 4-ethoxy-3-fluorobenzaldehyde | | | | |
| 452-06-2 | 2-氨基嘌呤 | 2-Aminopurine;1H-Purine-2-amine;9H-Purin-2-amine | C5H5N5 | 135.13 | 280-284℃ | |
| 452-07-3 | | 2,4-Difluorobenzyl chloride | | | | |
| 452-08-4 | 2-溴-4-氟苯甲醚 | 2-bromo-4-fluoroanisole | C6H6BrFO | 193.02 | | 89℃(1 to |
| 452-09-5 | | 4-chloro-2-fluoroanisole | | | | 160℃ |
| 452-10-8 | 2,4-二氟苯甲醚 | 2,4-difluoroanisole | C7H6F2O | 144.12 | | 53℃(18 t |
| 452-11-9 | 3-氟-4-甲氧基苯酚 | 3-fluoro-4-methoxyphenol | | | | |
| 452-14-2 | 3-氟-4-甲氧基苯乙酸 | 3-fluoro-4-methoxyphenylacetic acid | | | | |
| 452-15-3 | n-(3-氟-4-甲氧基苯基)乙酰胺 | n-(3-fluoro-4-methoxyphenyl)acetamide | | | | |
| 452-35-7 | | 6-ethoxy-2-benzothiazolesulfonamid | C9H10N2O3S2 | 258.32 | 190-193℃ | |
| 452-58-4 | 2,3-二氨基吡啶 | 2,3-diamino-pyridin | C5H7N3 | 109.13 | 114-116℃ | |
| 452-62-0 | 3-溴-4-氟甲苯 | 3-bromo-4-fluorotoluene | C7H6BrF | 189.03 | | 169℃(756 |
| 452-63-1 | 2-溴-5-氟甲苯 | 2-bromo-5-fluorotoluene | C7H6BrF | 189.03 | | 176-177℃ |
| 452-64-2 | | 3,4-dimethylbenzotrifluoride | C8H9F | 124.16 | | 148-150℃ |
| 452-65-3 | 2,4-二甲基氟苯 | 1-fluoro-2,4-dimethylbenzene | | | | |
| 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 | | 117℃(775 |
| 452-68-6 | 2-氟-5-碘甲苯 | 2-fluoro-5-iodotoluene | | | | |
| 452-69-7 | 4-氟-3-甲基苯胺 | 4-fluoro-3-methylaniline | C7H8FN | 125.15 | 35-37℃ | |
| 452-70-0 | 4-氟-3-甲基苯酚 | 4-fluoro-3-methylphenol | C7H7FO | 126.13 | | |
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