| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 2048-69-3 | | 1-(3-phenylisoxazol-5-yl)ethan-1-one | C11H9NO2 | | | |
| 20480-40-4 | | (s,s)-(+)-1,2-cyclooctanediol | C8H16O2 | 144.21 | | |
| 20480-66-4 | | cis-1,2,3,4,4a,9,10,10a-octahydro-phenanthrene | C14H18 | 186.29 | | |
| 20480-67-5 | | 1,2,3,4,4a,9,10,10a-octahydro-phenanthrene | C14H18 | 186.29 | | |
| 20480-93-7 | | methenamine 5-sulphosalicylate | | | | |
| 20481-15-6 | | ethyl 4-chloro-1,3-dimethyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylate | C11H12ClN3O2 | 253.69 | | |
| 20481-17-8 | 5-叔丁基焦棓酚 | 5-tert-butylpyrogallol | | | | |
| 20481-33-8 | | diethyl 2-{[(1,3-dimethyl-1H-pyrazol-5-yl)amino]methylidene}malonate | C13H19N3O4 | | | |
| 2048228-55-1 | 2-(1-(环丙基甲基)-1H-吲哚-2-基)-7-甲氧基-1-甲基-1H-苯并[d]咪唑-5-羧酸 | 2-(1-(Cyclopropylmethyl)-1H-indol-2-yl)-7-methoxy-1-methyl-1H-benzo[d]imidazole-5-carboxylic acid | C22H21N3O3 | 375.42 | | 657.4±63.0 °C(Predicted) |
| 2048273-58-9 | 6,7-二甲氧基-2-甲基-1-(3,4,5-三甲氧基苄基)-1,2,3,4-四氢异喹啉盐酸盐 | 6,7-dimethoxy-2-methyl-1-(3,4,5-trimethoxybenzyl)-1,2,3,4-tetrahydroisoquinoline hydrochloride | C22H30ClNO5 | 423.93 | | |
| 2048273-64-7 | 6-羟基哒嗪-3-羧酸盐酸盐 | 6-hydroxypyridazine-3-carboxylic acid hydrochloride | | | | |
| 2048273-70-5 | | (2-bromo-4-chlorophenyl)methanamine hydrochloride | C7H8BrCl2N | 256.96 | | |
| 2048273-77-2 | | 2-(4-chlorobenzyl)-2,8-diazaspiro[4.5]decan-3-one hydrochloride | C15H20Cl2N2O | 315.24 | | |
| 2048273-85-2 | | 4-chloro-1,5-naphthyridine hydrochloride | C8H6Cl2N2 | 201.05 | | |
| 20483-36-7 | 4-(2,6,6-三甲基-1,3-环己二烯-1-基)-2-丁酮 | 2-Butanone,4-(2,6,6-trimethyl-1,3-cyclohexadien-1-yl)- | C13H20O | | | |
| 20483-88-9 | | Mercury,bromo(3,3,3-trinitropropyl)- | C3H4BrHgN3O6 | 458.57 | | |
| 204841-19-0 | 3-乙酰基苯硼酸 | 3-Acetylbenzeneboronic acid | C8H9BO3 | 163.97 | 204-208 °C(lit.) | |
| 204845-95-4 | | 6-(benzyloxy)-9-((1S,3R,4S)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-9h-purin-2-amine | | | | |
| 204846-44-6 | | 3-(3,5-dimethoxyphenyl)-2-methyl-1-propene | | | | |
| 204847-08-5 | (2-( 5 -呋喃-2-基)喹啉-4-羧酸 | 2-(5-methylfuran-2-yl)quinoline-4-carboxylic acid | | | | |
| 204847-10-9 | | 3-methyl-2-(thiophen-2-yl)quinoline-4-carboxylic acid | | | | |
| 20485-01-2 | | 8h,16h-7a,15a-epidithio-7h,15h-bisoxepino(3',4':4,5)-pyrrolo(1,2-a:1',2'-d )pyr | C22H20N2O8S2 | 504.53 | | |
| 20485-22-7 | | butanoic acid, 1-methyl-1h-indol-3-yl ester | C11H11NO2 | 189.21 | | |
| 20485-35-2 | 3-羟基-4-氨甲基吡啶 | 4-(aminomethyl)pyridin-3-ol | C6H8N2O | 124.14 | | |
| 20485-38-5 | 2-(4-氨基苯氧基)乙酸乙酯 | Ethyl 2-(4-aminophenoxy)acetate | C10H13NO3 | 195.22 | | |
| 20485-39-6 | | ethyl 4-methyloxazole-5-carboxylate | C7H9NO3 | 155.15 | | 204.1°C |
| 20485-41-0 | 4-甲基噻唑-5-羧酸 | 4-Methylthiazole-5-carboxylic acid | C5H5NO2S | 143.16 | 287 °C | |
| 20485-43-2 | | 1-methyl-1h-imidazole-2-carboxylic acid | C5H6N2O2 | 126.11 | 104 °C | |
| 20485-44-3 | 2,3-二甲基-2,3-丁二胺 | 2,3-dimethylbutane-2,3-diamine | C6H16N2 | 116.205 | | |
| 20485-53-4 | | 2-Propanone,1-chloro-3-diazo- | C3H3ClN2O | 118.52 | | |
| 20485-54-5 | | 2-Propanone,1,1-dichloro-3-diazo- | C3H2Cl2N2O | 152.97 | | |
| 20485-55-6 | | 2-Propanone,1,1,1-trichloro-3-diazo- | C3HCl3N2O | 187.41 | | |
| 20485-57-8 | | 8-methyl-fluoranthen | | | | |
| 20485-87-4 | | diethyl-carbamic aci 2-chloroethyl ester | | | | |
| 204851-73-0 | | (R)-(+)-4-benzyl-5,5-dimethyl-2-oxazol-idinone | C12H15NO2 | 205.253 | 60-62 °C(lit.) | 385 °C at 760 mmHg |
| 204851-80-9 | (R)-2-氨基-2-(萘-2-基)乙醇 | (R)-2-amino-2-(naphthalen-2-yl)ethanol | C12H13NO | 187.24 | | 392.9±22.0 °C(Predicted) |
| 204852-67-5 | 8-(5-氯-2-羟基苯甲酰胺基)辛酸 | 8-(5-Chloro-2-hydroxybenzamido)octanoic acid | C15H20ClNO4 | 313.78 | | 513.4±50.0 °C(Predicted) |
| 204854-09-1 | (-)-二氯樟脑磺内酰胺 | (-)-2,10-(3,3-dichlorocamphorsultam) | C10H15Cl2NO2S | 284.20 | | |
| 204856-73-5 | | boc-4-acetyl-l-phenylalanine | | | | |
| 204856-74-6 | 2-((叔丁氧基羰基)氨基)-3-(4-(甲基磺酰胺基)苯基)丙酸 | (S)-2-((tert-Butoxycarbonyl)amino)-3-(4-(methylsulfonamido)phenyl)propanoic acid | C15H22N2O6S | 358.41 | 130-133 °C | |
| 204858-53-7 | l-α-phosphatidyl-d-myo-inositol 4,5-diphosphate, dioctanoyl | | | | | |
| 20486-27-5 | | procumbide | | | | |
| 204862-70-4 | 3,5-二甲氧基吡啶-4-甲醛 | 3,5-dimethoxyisonicotinaldehyde | C8H9NO3 | 167.16 | | 319.6°C |
| 204863-51-4 | 4-((2-乙氧基-2-氧代乙基)硫基)-3-硝基苯甲酸 | 4-((2-Ethoxy-2-oxoethyl)thio)-3-nitrobenzoic acid | C11H11NO6S | 285.27 | | 439.1±45.0 °C(Predicted) |
| 204863-53-6 | | ethyl 3-oxo-3,4-dihydro-2h-benzo[b][1,4]thiazine-6-carboxylate | | | | |
| 20487-40-5 | 丙酸丁酯 | 1,1-Dimethylethyl propanoate | C7H14O2 | 130.18 | -89.5ºC | 116℃ |
| 20488-34-0 | | (Z)-2-methyl-3-heptene | C8H16 | 112.21 | | |
| 20488-54-4 | | trans-alpha,?-difluorostilbene | C14H10F2 | 216.23 | | |
| 2049-55-0 | 三苯基膦硼烷 | Borane triphenylphosphine complex | C18H18BP | 276.12 | 185-191℃ | |
| 2049-67-4 | | Diethyl glutaconate,mixture of cis and trans | C9H14O4 | 186.21 | | 236-238 °C (lit.) |
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