| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 52378-40-2 | 西咪替丁二缩物 | 1-cyano-2-methyl-1-[2-(5-methylimidazol-4- ylmethylthio)ethyl]isothiourea | C10H15N5S2 | 269.40 | 148-150 °C (lit.) | |
| 52378-63-9 | 2-(羟甲基)-3-氨基吡啶 | 3-amino-2-(hydroxymethyl)pyridine | C6H8N2O | 124.14 | | |
| 52378-64-0 | 3-溴-2-羟甲基吡啶 | (3-bromopyridin-2-yl)methanol | C6H6BrNO | 188.02 | | 260.9±25.0 °C(Predicted) |
| 52378-69-5 | | Diethyl trans-cinnamylphosphonate | C6H5CH=CHCH2PO(OC2H5)2 | 254.26 | | |
| 5238-22-2 | 辛二酸双(2-乙基)己酯 | suberic acid di(2-ethylhexyl)ester | C24H46O4 | 398.63 | | |
| 5238-27-7 | 2-甲基戊酰氯 | 2-Methylpentanoyl chloride | C6H11ClO | 134.60 | | 139-144℃ |
| 5238-52-8 | | (3-cyano-2-hydroxypropyl)trimethyl-, chloride, (+-)-ammoniu | | | | |
| 5238-56-2 | N-(2-羟乙基)-2-甲基-2-丙烯酰胺 | N-(2-hydroxyethyl)-2-methyl-2-Propenamide | C6H11NO2 | 129.16 | | 323.434 ºC at 760mmHg |
| 52382-31-7 | | dimethyl (2e)-2-[(5-{[(1e)-3-methoxy-1-(methoxycarbonyl)-3-oxo-1-propenyl]amino}-1-naphthyl)amino]-2-butenedioate | | | | |
| 52382-48-6 | 5,5'-二氨基-2,2'-联吡啶 | 2,2'-bipyridine-5,5'-diamine | C10H10N4 | 186.21 | | 432.838°C at 760 mmHg |
| 52383-49-0 | | 2-propenoic acid, polymer with 1,3-butadiene and ethenylbenzene, ammonium salt | | | | |
| 52383-89-8 | 月桂酸乙烯酯与氯乙烯和乙烯的聚合物 | Dodecanoic acid,ethenyl ester,polymer with chloroethene and ethene | | | | |
| 52383-91-2 | 2-甲基-2-丙烯酸甲酯与2-丙烯酸-2-乙基己基酯和2-甲基-2-丙烯酸丁酯的聚合物 | Methyl 2-methyl-2-propenoate polymer with 2-ethylhexyl 2-propenoate,and butyl 2-methyl-2-propenoate | C5H8O2·C11H20O2·C8H14O2 | | | |
| 52385-79-2 | | 2-(3-chlorophenyl)piperazine 2hcl | C10H13ClN2 | 196.68 | | 318.7°C |
| 52386-11-5 | 2-氯-6-氨基嘧啶-4(3h)-酮 | 6-amino-2-chloropyrimidin-4(3h)-one | C4H4ClN3O | 145.55 | | 449.3°C |
| 52386-21-7 | 2-乙氧基-4,4,6-三甲基-1,3,2-二氧杂环戊硼烷 | 2-ethoxy-4,4,6-trimethyl-1,3,2-dioxaborinane | | | | |
| 52386-29-5 | | 6-amino-2-methoxy-4(1h)-pyrimidinon | C5H7N3O2 | 141.12 | | |
| 52386-30-8 | | 6-amino-2-methoxy-5-methyl-4(1h)-pyrimidinon | C6H9N3O2 | 155.15 | | |
| 52386-40-0 | | 3-methyl-1,2,4-oxadiazol-5-ol | | | | |
| 52386-52-4 | | h-phe-nhnh2 | C9H13N3O | 179.22 | 89-94 °C | 410 °C at 760 mmHg |
| 52386-94-4 | | m-iodo-hippuric aci | C9H8INO3 | 305.07 | | |
| 52387-14-1 | | isovalerylshikonin | | | | |
| 52387-15-2 | | methylnbutyrylshikonin | | | | |
| 52387-36-7 | | 6-chlorohexanal | | | | |
| 52389-39-6 | n-(3,4,6-三-o-乙酰基-β-d-吡喃葡萄糖基)哌啶 | | | | | |
| 5239-39-4 | 6,6-二甲基哌啶-2,4-二酮 | 6,6-dimethylpiperidine-2,4-dione | C7H11NO2 | 141.17 | | |
| 5239-43-0 | | 5-oxo-1-cyclopentene-1-heptanoic aci | | | | |
| 5239-49-6 | | 2,4-Dioxabicyclo[3.1.0]hexan-3-one | C4H4O3 | 100.07 | | |
| 5239-82-7 | 环丙乙酸 | cyclopropylacetic acid | C5H8O2 | 100.11 | | 86-87°C 9mm Hg |
| 5239-83-8 | | 1,2-Cyclobutanedione,3,4-bis[dichloromethylene]- | C6Cl4O2 | 245.88 | | |
| 52390-26-8 | (4as,8ar)-2-苯甲酰八氢-6(2h)-异喹啉酮 | (4as,8ar)-2-benzoyloctahydro-6(2h)-isoquinolinone | C16H19NO2 | 257.33 | | |
| 52390-75-7 | | 9-octadecenoic acid, 12-hydroxy-, 3-hydroxy-2,2-bis(hydroxymethyl)propyl ester, | | | | |
| 52391-89-6 | | 2h-1,4-benzodiazepin-2-one, 1,3-dihydro-7-chloro-5-(2-fluorophenyl)-3-hydroxy-1 | | | | |
| 52392-53-7 | | n,n'-diphenyl-guanidin hydrochloride | | | | |
| 52392-64-0 | | trans-3-phenyl-prop-2-enoic acid butyl ester | C13H16O2 | 204.26 | | |
| 52395-25-2 | | 2-methoxy-5-sulfamoylbenzamide | C8H10N2O4S | 230.24 | | |
| 52395-35-4 | | 5-pyrazolidinedione, 1,2-diphenyl-4-(3-oxobutyl)- sodium salt | | | | |
| 52395-66-1 | 异硫氰酸甲基环己酯 | (Cyclohexylmethyl)isothiocyanate | C8H13NS | 155.25 | 222-223 °C | |
| 52395-92-3 | 2-甲基-苯并噁唑-7-羧酸 | 2-methylbenzo[d]oxazole-7-carboxylicacid | | | | |
| 52395-99-0 | | belarizine | | | | |
| 52396-32-4 | | 1-de(n(sup 2)-(6-methyl-1-oxooctyl)-l-2,4-diaminobutanoic acid)-polymyxin e | | | | |
| 52396-34-6 | | phenoxyacetyl colistin nonapeptide hydrochloride | | | | |
| 52396-73-3 | | z-gly-gly-his-oh | C18H21N5O6 | 403.39 | | |
| 52396-77-7 | 3-(2-噻唑基)-2-丙烯酸 | 3-(2-thiazolyl)-2-propenoic acid | | | | |
| 52397-42-9 | 乙二醇与异苯二甲酸和顺丁烯二酸酐的聚合物 | Ethylene glycol,polymer with isophthalic acid and maleic anhydride | (C2H6O2·C8H6O4·C4H2O3)x | | | |
| 52397-81-6 | | 4,6-Dichloro-1-indanone | C9H6Cl2O | 201.05 | 118-123 ℃ | 326°C at 760 mmHg |
| 523977-57-3 | 4,4′-bis[4-(diphenylamino)styryl]biphenyl | bdavbi | | | | |
| 523977-64-2 | 4-溴-2-氰基苯甲醛 | 4-bromo-2-cyanobenzaldehyde | C8H4BrNO | 210.03 | | 324°C |
| 52398-83-1 | | 2-[(4-methoxy-3-nitrophenyl)sulfonyl]-ethano | | | | |
| 523980-01-0 | | 1-[4-(benzyloxy)-3-methoxybenzyl]piperazine | | | | |
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