| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 4399-40-0 | | pth-leucine | C13H16N2OS | 248.34 | 179-183°C | |
| 4399-47-7 | 一溴环丁烷 | Bromocyclobutane | C4H7Br | 135.00 | | 108℃ |
| 4399-52-4 | | tri-o-thymotide | C33H36O6 | 528.64 | 219-221℃ | |
| 4399-55-7 | 直接深蓝L-3RB | Direct deep blue L-3RB | C40H27N7O13S4·4Na | 1029.86 | | |
| 4399-77-3 | 1-(2-氯苯基)-6-氧代-1,6-二氢-3-嘧啶羧酸 | 1-(2-chlorobenzyl)-6-oxo-1,6-dihydro-3-pyridinecarboxylic acid | C13H10ClNO3 | 263.68 | | |
| 4399-80-8 | 3-氨基甲酰-PR氧L | 3-(aminocarbonyl)-2,2,5,5-tetramethyl-1-pyrrolidinylox | C9H17N2O2 | 185.24 | 172-176℃ | 319.47°C (rough estimate) |
| 439911-02-1 | | 5-hydroxy-6-methylindolin-2-one | C9H9NO2 | 163.17 | | |
| 439918-59-9 | d-β-同脯氨酸盐酸盐 | d-beta-homoproline hydrochloride | C6H12ClNO2 | 165.62 | 195-197°C | |
| 439928-60-6 | | 3-ethyl-4-(tetrahydro-thiopyran-4-yl)-pyridine | | | | |
| 439929-26-7 | | 4-chloro-6-phenyl-2,4'-bipyridine | | | | |
| 439930-38-8 | | 4-chloro-2-methyl-6-(pyridin-4-yl)pyridine | | | | |
| 439931-33-6 | 2-氯-n-异丙基吡啶-4-甲酰胺 | 2-chloro-n-isopropylpyridine-4-carboxamide | | | | |
| 439934-35-7 | 4-bromo-N-(3-fluoro-4-methylphenyl)-benzenesulfonamide | | C13H11BrFNO2S | 344.2 | | |
| 439937-54-9 | 5-溴-2-乙基苯甲酸甲酯 | methyl 5-bromo-2-ethylbenzoate | C10H11BrO2 | 243.1 | | |
| 439937-55-0 | | 5-bromo-2-ethylbenzoic acid | C9H9BrO2 | 229.07 | | |
| 439937-61-8 | | 4-(3-Butyl-1-imidazolio)-1-butanesulfonate | C11H20N2O3S | 260.35 | | |
| 439937-63-0 | | 4-(3-Butyl-1-imidazolio)-1-butanesulfonic acid triflate | C12H21F3N2O6S2 | 410.43 | | |
| 439937-65-2 | | 3-(Triphenylphosphonio)propane-1-sulfonic acid tosylate | C28H29O6PS2 | 556.63 | | |
| 439939-70-5 | 2-(4-溴苯氧基)-1-(4-((4-氟苯基)磺酰基)哌嗪-1-基)乙酮 | 2-(4-Bromophenoxy)-1-4-[(4-fluorophenyl)sulfonyl]piperazin-1-ylethanone | C18H18BrFN2O4S | 457.3139 | | |
| 439942-93-5 | 2,7-二溴-9,9-双(2-(2-(2-甲氧基乙氧基)乙氧基)乙基)-9h-芴 | 2,7-dibromo-9,9-bis(2-(2-(2-methoxyethoxy)ethoxy)ethyl)-9h-fluorene | C27H36Br2O6 | 616.387 | | |
| 439944-43-1 | 4-甲基哌啶-1,4-二甲酸乙酯 | 4-ethyl 1-methyl piperidine-1,4-dicarboxylate | | | | |
| 439944-71-5 | 4-(3-羟基异噁唑)哌啶-1-羧酸甲酯 | methyl 4-(3-hydroxyisoxazol-5-yl)piperidine-1-carboxylate | C10H14N2O4 | 226.23 | | |
| 439946-22-2 | LDN-91946 | | C15H10N2O4S | 314.32 | | |
| 439947-52-1 | | 5-(4-tert-butylphenyl)-4-(4-ethoxybenzoyl)-3-hydroxy-1-(5-methyl-1,3,4-thiadiazol-2-yl)-1,5-dihydro-2h-pyrrol-2-one | | | | |
| 439948-91-1 | | (S)-tert-butyl 4-methyl-1,2,3-oxathiazolidine-3-carboxylate 2,2-dioxide | C8H15NO5S | 237.27 | | |
| 440-17-5 | | 10-(3-(4-methyl-1-piperazinyl)propyl)-2-(trifluoromethyl)-phenothiazin dihy | C21H24F3N3S·2HCl | 480.42 | 240-243℃ | |
| 440-21-1 | | 9-fluoro-phenanthren | | | | |
| 440-29-9 | | -n-phenyl- | | | | |
| 440-58-4 | | 3-(acetylamino)-5-((acetylamino)methyl)-2,4,6-triiodo-benzoic aci | | | | |
| 440-60-8 | 5-氟苄醇 | 2,3,4,5,6-pentafluoro-benzyl alcoho | C7H3F5O | 198.09 | 34-39℃ | 114-115℃ |
| 4400-01-5 | | Formylmethyl radical | C2H3O | 43.04 | | |
| 4400-66-2 | | 1-(4-hydroxycyclohexyl)-5-isopentyl-barbituric aci | | | | |
| 440087-51-4 | | c-[4-(4-methoxy-phenyl)-tetrahydro-pyran-4-yl]-methylamine | C13H19NO2 | 221.3 | | |
| 440087-73-0 | 螺[环戊烷-1,3'-(3',4'-二氢-异喹啉)]-1'-基-氨乙酸 | Spiro[cyclopentane-1,3'-(3',4'-dihydro-isoquinolin)]-1'-yl-aminoacetic acid | C15H18N2O2 | 258 | | |
| 440088-43-7 | | 2-amino-n-(2,5-dimethoxyphenyl)-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide | | | | |
| 440088-46-0 | | 2-amino-6-tert-butyl-n-(4-methoxyphenyl)-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide | | | | |
| 440094-14-4 | 6-氯咪唑并[1,2-b]哒嗪-2-甲醛 | 6-Chloroimidazo[1,2-b]pyridazine-2-carbaldehyde | C7H4ClN3O | 181.58 | | |
| 440099-32-1 | 异噁唑-5-基甲胺盐酸盐 | isoxazol-5-ylmethanamine hydrochloride | C4H7ClN2O | 134.56 | | |
| 4401-11-0 | | 1-oxiran-2-ylethan-1-one | C4H6O2 | | | |
| 4401-20-1 | | cycloheptylacetic acid | C9H16O2 | 156.22 | | |
| 4401-71-2 | | 1,3,5-trimethyl-2,4(1H,3H)-pyrimidinedione | C7H10N2O2 | 154.17 | | 222.1°C at 760 mmHg |
| 4401-74-5 | | urea, phosphate | | | | |
| 440100-15-2 | 4-(3-氰基-2-吡啶基)-1-哌嗪甲酸叔丁酯 | 4-(3-Cyano-pyridin-2-yl)-piperazine-1-carboxylic acid tert-butyl ester | C15H20N4O2 | 288.345 | | 447.1±45.0 °C(Predicted) |
| 440100-64-1 | | dipeptidylpeptidase iv inhibitor iv, k579-cas 440100-64-1-calbiochem | C17H24N6O | 328.41 | | |
| 440100-94-7 | | 2-bromo-5-thiazolecarbonitrile | C4HBrN2S | 189.03 | | 276.1°C |
| 440101-15-5 | | tert-butyl (4-ethylpiperidin-4-yl)carbamate | C12H24N2O2 | 228.3300 | | |
| 440102-32-9 | | 2-((2-hydroxyethyl)amino)nicotinonitrile | | | | |
| 440102-39-6 | | 1-(2-pyrazinyl)-4-piperidinamine dihydrochloride | | | | |
| 440102-71-6 | | 1-(3-pyridinylcarbonyl)-4-piperidinamine 2hcl | | | | |
| 440105-29-3 | 4-溴-3,5-二甲基苯甲酸叔丁酯 | tert-Butyl 4-bromo-3,5-dimethylbenzoate | C13H17BrO2 | 285.18 | | |
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