| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 2028281-87-8 | Azido-PEG4-(CH2)3OH | | C11H23N3O5 | 277.32 | | |
| 2028281-88-9 | M-Peg6-(ch2)8-phosphonic acid ethyl ester | | C23H49O9P | 500.6 | | |
| 2028281-89-0 | M-Peg4-(ch2)8-phosphonic acid ethyl ester | | C19H41O7P | 412.5 | | |
| 2028281-90-3 | Boc-Aminooxy-PEG4-CH2CO2H | | C15H29NO9 | 367.39 | | |
| 2028284-70-8 | Sulfo DBCO-amine | | C21H21N3O5S | 427.47 | | |
| 2028284-71-9 | M-Peg6-(ch2)8-phosphonic acid | | C19H41O9P | 444.5 | | |
| 2028284-73-1 | Tos-peg5-ch2co2h | | C17H26O9S | 406.45 | | |
| 2028284-75-3 | Acid-PEG4-mono-methyl ester | | C13H24O8 | 308.32 | | |
| 2028288-77-7 | TCO-C3-PEG3-C3-amine | | C19H36N2O5 | 372.50 | | |
| 20283-52-7 | | l-glyceraldehyde-3-phosphate solution | | | | |
| 20283-69-6 | | niddamycin | | | | |
| 20283-92-5 | 迭香酸 | alpha-((3-(3,4-dihydroxyphenyl)-1-oxo-2-propenyl)oxy)-benzenepropanoic aci | C18H16O8 | 360.31 | 171-175℃ | |
| 2028307-97-1 | ((1H-吡唑-1-基)((2,2,2-三氟乙酰基)亚氨基)甲基)氨基甲酸叔丁酯 | tert-Butyl ((1H-pyrazol-1-yl)((2,2,2-trifluoroacetyl)imino)methyl)carbamate | C11H13F3N4O3 | 306.24 | | |
| 202831-65-0 | 4-溴-4'-(二苯氨基)联苯 | 4-bromo-4'-(diphenylamino)biphenyl | C24H18BrN | 400.32 | | |
| 202832-48-2 | N1,N3-双(4-(叔丁基)苯基)苯-1,3-二胺 | N1,N3-Bis(4-(tert-butyl)phenyl)benzene-1,3-diamine | C26H32N2 | 372.55 | | |
| 202832-99-3 | 聚丙交酯 | resomer® r 202 s, poly(d,l-lactide) | C18H34O5 | 330.47 | | |
| 2028341-88-8 | | 2-(tert-butyl) 8-methyl 2,6-diazaspiro[3.4]octane-2,8-dicarboxylate | C13H22N2O4 | 270.32 | | |
| 2028341-90-2 | (2-氧杂-6-氮杂螺[3.4]辛烷-8-基)甲醇 | (2-oxa-6-azaspiro[3.4]octan-8-yl)methanol | | | | |
| 2028341-96-8 | 4-(羟甲基)-8-氧杂-2-氮杂螺[4-]癸烷-2-羧酸叔丁酯 | tert-butyl 4-(hydroxymethyl)-8-oxa-2-azaspiro[4.5]decane-2-carboxylate | | | | |
| 2028344-62-7 | 4-(4-Fluorophenyl)morpholin-3-one | | C10H10FNO2 | 195.193 | | |
| 20284-29-1 | | oleic acid, octaester with tripentaerythritol | | | | |
| 20284-78-0 | | galegine sulphate | | | | |
| 20284-79-1 | | senecioylcholine | | | | |
| 20284-90-6 | 吡啶-2,3,6-三胺二盐酸盐 | Pyridine-2,3,6-triamine dihydrochloride | C5H10Cl2N4 | 197.0700 | | |
| 202842-98-6 | 3,4-二甲基-1h-吡唑二氢磷酸盐 | 3,4-dimethyl-1h-pyrazole phosphate | C5H11N2O4P | 194.13 | 167-169°C | |
| 20285-70-5 | | 5-((4-methoxyphenyl)methyl)-4-pyrimidinediamine | | | | |
| 202850-01-9 | | n-[12-[(7-nitro-2-1,3-benzoxadiazol-4-yl)amino]dodecanoyl]-d-erythro-sphingosine | C36H61N5O6 | 659.9 | | |
| 202857-88-3 | 2-苄氧基-1-溴-4-氟苯 | 2-(benzyloxy)-1-bromo-4-fluorobenzene | C13H10BrFO | 281.12 | | |
| 202857-89-4 | | 2-(benzyloxy)-4-fluorobenzaldehyde | C14H11FO2 | 230.23 | | |
| 202859-73-2 | 1-环丙基-苯并咪唑2酮 | 1-Cyclopropyl-1,3-dihydro-2H-Benzimidazol-2-one | C10H10N2O | 174.20 | | |
| 20286-12-8 | | 1-(2-methyl-1-oxopropyl)-aziridin | | | | |
| 20286-18-4 | | 1-(m-chlorobenzoyl)-aziridin | | | | |
| 20286-44-6 | | butyric acid 1-methyl-heptyl ester | C12H24O2 | 200.32 | | |
| 20286-45-7 | | butanoic acid, 1-ethylhexyl ester | | | | |
| 202861-97-0 | (s)-2-(boc-氨基)-1,3-二苯基-1-丙酮 | (s)-2-(boc-amino)-1,3-diphenyl-1-propanone | | | | |
| 202865-57-4 | | 1-bromo-2,5-dichloro-3-fluorobenzene | C6H2BrCl2F | 243.89 | | 492.6°C |
| 202865-58-5 | 2-溴-4,5-二氟苯甲醚 | 2-bromo-4,5-difluoroanisole | C7H5BrF2O | 223.01 | | 200.6 °C at 760 mmHg |
| 202865-59-6 | | 2-Bromo-4,6-difluoroanisole | BrC6H2(F2)OCH3 | 223.01 | | |
| 202865-60-9 | | 4-bromo-2,5-difluoroanisole | C7H5BrF2O | 223.01 | 60-63℃ | |
| 202865-61-0 | 4-溴-3,5-二氟苯甲醚 | 4-bromo-3,5-difluoroanisole | C7H5BrF2O | 223.01 | 26-30°C | |
| 202865-66-5 | 2-溴-5-氟苯甲醇 | 2-bromo-5-fluorobenzyl alcohol | FC6H3(Br)CH2OH | 205.02 | 91-94 °C | |
| 202865-67-6 | | 2-Bromo-5-fluorobenzylamine hydrochloride | | | | |
| 202865-68-7 | 3-溴-4-氟苯甲胺 盐酸盐 | | C7H8BrClFN | 240.5005 | | |
| 202865-69-8 | | | BrC6H4(F)CH2NH2·HCl | 240.50 | 221-226 ℃(lit.) | |
| 202865-70-1 | 2-溴-5-氟肉桂酸 | 2-bromo-5-fluorocinnamic acid | | | | |
| 202865-71-2 | 5-溴-2-氟肉桂酸 | 5-bromo-2-fluorocinnamic acid | C9H6BrFO2 | 245.04 | 195-199℃ | |
| 202865-72-3 | 1-溴-4-氟-2-碘苯 | 1-bromo-4-fluoro-2-iodobenzene | C6H3BrFI | 300.89 | | 235℃ |
| 202865-73-4 | 2-溴-4-氟碘苯 | 2-Bromo-4-fluoroiodobenzene | BrC6H3(F)I | 300.89 | | 224-225 ℃(lit.) |
| 202865-74-5 | 4-溴-2-氟-5-碘甲苯 | 4-bromo-2-fluoro-5-iodotoluene | | | | |
| 202865-75-6 | | 5-bromo-2-fluoro-4-iodotoluene | | | | |