| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 505-12-4 | | isocyanic acid, 2-fluoroethyl ester | | | | |
| 505-13-5 | | thiocyanic acid, 2-fluoroethyl ester | | | | |
| 505-18-0 | 哌啶三聚体 | piperideine trimer | | | | |
| 505-19-1 | 六氢哒嗪盐酸盐 | hexahydropyridazine | | | | |
| 505-22-6 | | m-dioxane | C4H8O2 | 88.10 | -45-45℃ | 103-106℃ |
| 505-23-7 | 1,3-二噻环己烷 | m-Dithiane | C4H8S2 | 120.24 | 49-54℃ | |
| 505-29-3 | | p-dithiane | C4H8S2 | 120.24 | 110-112℃ | 200℃ |
| 505-32-8 | 3,7,11,15-四甲基-1-十六碳烯-3-醇 | 3,7,11,15-tetramethyl-1-Hexadecen-3-ol | C20H40O | 296.53 | | 107-110℃ |
| 505-34-0 | | isothiocyanic acid, 3-(methylsulfonyl)propyl ester | | | | |
| 505-44-2 | | isothiocyanic acid, 3-(methylsulfinyl)propyl ester | | | | |
| 505-47-5 | 3,3'-亚氨基二丙酸 | 3,3'-iminodipropionic acid | | | | |
| 505-48-6 | 十八烷二酸 | Octanedioic acid | C8H14O4 | 174.19 | 141-144℃ | 230℃(15 |
| 505-52-2 | 巴西二酸 | tridecanedioic acid | C13H24O4 | 244.33 | | |
| 505-54-4 | 十六烷二酸 | hexadecanedioic acid | C16H30O4 | 286.41 | 124-126℃ | |
| 505-55-5 | 二十一烷二酸 | henicosanedioic acid | | | | |
| 505-56-6 | | docosanedioic acid | C22H42O4 | 370.57 | 125-127℃ | 250℃(0.0 |
| 505-57-7 | 2-己烯醛 | 2-Hexenal | C6H10O | 98.14 | | |
| 505-60-2 | | sulfide, bis(2-chloroethyl) | C4H8Cl2S | 159.08 | | |
| 505-65-7 | 1,3-二氧杂环庚烷 | 1,3-Dioxepane | C5H10O2 | 102.13 | | 119℃ |
| 505-66-8 | 1,4-二氮环庚烷 | 1,4-diazacycloheptane | C5H12N2 | 100.16 | 38-42℃ | 169℃ |
| 505-70-4 | | muconic acid | | | | |
| 505-71-5 | | n,n'-dinitro-ethylenediamin | | | | |
| 505-73-7 | | 2,2'-Dithiodiacetic acid | C4H6O4S2 | 182.20 | | |
| 505-75-9 | | 12-heptadecatriene-4,6-diyne-1,14-diol, (e,e,e)-(-)-10 | | | | |
| 505-79-3 | 1-异硫氰基-3-甲硫基丙烷 | 1-isothiocyanato-3-(methylthio)-Propane | C5H9NS2 | 147.25 | | 120℃(12 |
| 505-84-0 | | 1,1'-[methylenebis(oxy)]bis-propan | C7H16O2 | 132.20 | | |
| 505-86-2 | 六壬基三甲基氢氧化胺 | n,n,n-trimethyl-1-hexadecanaminiu hydroxide | C19H43NO | 301.55 | | |
| 505-95-3 | | 12-hydroxydodecanoic acid | | | 85-88℃ | |
| 5050-41-9 | | 1-(2-chloroethyl)-pyrrolidine | | | | |
| 5050-97-5 | | trans-(+-)-2-cyclohexyloxycyclopropylamine | | | | |
| 50501-07-0 | 吲哚啉-2-甲酸乙酯 | ethyl indoline-2-carboxylate | | | | |
| 50501-31-0 | | (6-(aminomethyl)pyridin-2-yl)methanol | | | | |
| 50501-35-4 | 5-(羟基甲基)吡啶甲酸乙酯 | ethyl 5-(hydroxymethyl)picolinate | | | | |
| 50501-38-7 | 6-羟甲基-2-氰基吡啶 | 6-(hydroxymethyl)picolinonitrile | | | | |
| 50502-27-7 | | methyl 2-isocyanatothiophene-3-carboxylate | | | | |
| 505026-81-3 | | 3-(2-oxoazepan-1-yl)propanoic acid | | | | |
| 50503-13-4 | | 3-[(3-nitropyridin-2-yl)amino]propan-1-ol hydrochloride | | | | |
| 50504-24-0 | | 6,8-dichloro-2-hydroxy-4-quinolinecarboxylic acid | | | | |
| 50504-27-3 | | (8-beta)-n-butyl-6-methylergoline-8-carboxamide | | | | |
| 50504-28-4 | | n-(1,1-dimethylethyl)-6-methyl-ergoline-8-carboxamid (8-beta)-ergoline-8-carboxamid (z)-2-buten | | | | |
| 505049-36-5 | | {[4-(4-fluorophenyl)-6-(trifluoromethyl)pyrimidin-2-yl]thio}acetic acid | | | | |
| 50505-61-8 | 4-乙基-2,5-二甲氧基苯甲醛 | 4-ethyl-2,5-dimethoxybenzaldehyde | | | | |
| 505052-64-2 | | 4-(5-bromo-3-nitropyridin-2-yl)morpholine | | | | |
| 505053-95-2 | | 4-(1,3-benzodioxol-5-yl)-6-(trifluoromethyl)pyrimidine-2-thiol | | | | |
| 505054-22-8 | | ethyl {[4-(2-thienyl)-6-(trifluoromethyl)pyrimidin-2-yl]thio}acetate | | | | |
| 505054-57-9 | | 5-tert-butyl-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid | | | | |
| 505054-58-0 | | 8-trifluoromethyl-6,7-dihydro-5h-1,4,8a-triaza-s-indacene-2-carboxylic acid | | | | |
| 505054-59-1 | | methyl {[4-tert-butyl-6-(trifluoromethyl)pyrimidin-2-yl]thio}acetate | | | | |
| 505054-60-4 | | {[4-thien-2-yl-6-(trifluoromethyl)pyrimidin-2-yl]thio}acetic acid | | | | |
| 505054-76-2 | | 2-{[4-phenyl-6-(trifluoromethyl)pyrimidin-2-yl]thio}propanoic acid | | | | |
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