| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 52200-99-4 | 2-氟苯磺酰氟 | 2-fluorobenzenesulfonyl fluoride | C6H4F2O2S | 178.16 | | |
| 52201-00-0 | | 2-(trifluoromethyl)benzenesulfonyl fluoride | | | | |
| 52201-01-1 | 4-(三氟甲基)苯-1-磺酰氟 | 4-(Trifluoromethyl)benzene-1-sulfonyl fluoride | C7H4F4O2S | 228.16 | | |
| 52202-90-1 | C.I.颜料红52:1 | C.I. Pigment red 52:1 | C18H13ClN2O6S·1/2Ca | | | |
| 52203-73-3 | 4-(3,5-二氧-1,2,4-三唑烷-4-基)苯甲酸 | 4-(3,5-Dioxo-1,2,4-triazolidin-4-yl)benzoic acid | C9H7N3O4 | 221.17 | | |
| 52203-81-3 | | 1,3-bis(hydroxymethyl)-2-benzimidazolinon | | | | |
| 52204-07-6 | 4-氨基-3-[[4-[[4-[(2,4-二氨基苯基)偶氮]苯基]磺酰基]苯基]偶氮]-5-羟基-6-(苯偶氮基)-2,7-萘二磺酸二钠 | 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4-[[4-[(2,4-diaminophenyl)azo]phenyl] sulfonyl] phenyl]azo]-5-hydroxy-6-(phenylazo)-, disodium salt | C34H27N9O9S3·2Na | | | |
| 52204-20-3 | 2-[2-(4,5-二氢-3,5-二苯基-1H-吡唑-1-基)乙烯基]-1,3,3-三甲基-3H-吲哚翁氯化物 | 3H-Indolium, 2-[2-(4,5-dihydro-3,5-diphenyl-1H-pyrazol-1-yl)ethenyl]-1,3,3-trimethyl-, chloride | C28H28N3·Cl | | | |
| 52204-35-0 | | 2-anthracenesulfonic acid, 1-amino-4-[[4-[[3-[(2-chloroethyl)sulfonyl]benzoyl]m | | | | |
| 52204-65-6 | | 4-propylcyclohexan-1-ol | C9H18O | 142.24 | | |
| 52205-54-6 | | carbanilic acid, n-ethyl-m-(pentyloxy)-, 1-methyl-2-piperidinoethyl ester, mono | | | | |
| 52205-55-7 | | carbanilic acid, n-ethyl-m-(hexyloxy)-, 1-methyl-2-piperidinoethyl ester, monoh | | | | |
| 52205-61-5 | | carbanilic acid, m-propoxy-, 2-piperidinoethyl ester, hydrochloride | | | | |
| 52205-62-6 | | carbanilic acid, m-(pentyloxy)-, 2-piperidinoethyl ester, monohydrochloride | | | | |
| 52205-63-7 | | carbanilic acid, n-methyl-m-propoxy-, 2-piperidinoethyl ester, monohydrochlorid | | | | |
| 52205-64-8 | | carbanilic acid, n-ethyl-m-propoxy-, 2-piperidinoethyl ester, monohydrochloride | | | | |
| 52205-65-9 | | carbanilic acid, n-ethyl-m-propoxy-, 1-methyl-2-piperidinoethyl ester, monohydr | | | | |
| 52205-66-0 | | carbanilic acid, m-butoxy-n-ethyl-, 1-methyl-2-piperidinoethyl ester, monohydro | | | | |
| 52205-73-9 | | 3,5(10)-triene-3,17-diol (17-beta)-estra- 3-(bis(2-chloroethyl)carbamate) 17 | C23H30Cl2NNa2O6P | 564.35 | | |
| 52205-85-3 | 二氢化茚-5-磺酰氯 | indane-5-sulfonyl chloride | C9H9ClO2S | 216.69 | 45 - 50 ℃ | 322.1 ℃ at 760 mmHg |
| 52206-05-0 | 1-乙酰基吲哚啉-5-磺酰氯 | 1-acetylindoline-5-sulfonyl chloride | C10H8ClNO3S | 257.69 | | |
| 52206-06-1 | | 2,3-dihydro-1h-indole-5-sulfonic acid amide | C8H10N2O2S | 198.24 | 161-162 °C | 433.2±55.0 °C(Predicted) |
| 52206-27-6 | | 3-b)pyridin-5-one, 9-((dimethylamino)methyl)-8-methoxy-5h-benzopyrano( monoh | | | | |
| 52206-28-7 | | 3-b)pyridin-5-one, 9-((diethylamino)methyl)-8-methoxy-5h-benzopyrano( monohy | | | | |
| 52206-29-8 | | 3-b)pyridin-5-one, 8-methoxy-9-(1-pyrrolidinylmethyl)-5h-benzopyrano( monohy | | | | |
| 52206-30-1 | | 3-b)pyridin-5-one, 8-methoxy-9-(4-morpholinylmethyl)-5h-benzopyrano(monohydr | | | | |
| 52206-31-2 | | 3-b)pyridin-5-one, 8-methoxy-9-(1-piperidinylmethyl)-5h-benzopyrano( monohyd | | | | |
| 52206-49-2 | | | | | | |
| 52207-48-4 | 杀虫双 | Thiosulfuric acid, S,S'-[2-(dimethylamino)-1,3-propanediyl] ester disodium salt | C5H11NNa2O6S4 | 355.28 | 194-196 °C | |
| 52207-64-4 | | 3-(thiazol-2-ylcarbamoyl)-acrylic acid | C7H6N2O3S | 198.2 | | |
| 52207-83-7 | | allyl-hydrazin monohydrochloride | C3H9ClN2 | 108.57 | | |
| 52207-84-8 | | 2,3,5,6-tetramethyl-benzoic aci 7-nitro-8-quinolinyl ester | | | | |
| 52207-87-1 | | 4-((3-(dimethylamino)propyl)amino)-6-ethoxy-2-phenyl-3(2h)-pyridazinon mono | | | | |
| 52207-99-5 | | (z,z)-7,11-hexadecadienyl acetate | C18H32O2 | 280.45 | | |
| 52208-11-4 | | 2-(1,3-dioxo-2-isoindolinyl)ethylthio-pseudoure hydrobromide | | | | |
| 52208-50-1 | 2,6-二氯-3-氟吡啶 | 2,6-dichloro-3-fluoropyridine | C5H2Cl2FN | 165.98 | 44-46°C | 196°C |
| 52208-56-7 | | 3-chloro-2,6-difluoropyridine | | | | |
| 52209-61-7 | | 4-nitro-3-(trifluoromethyl)phenyl isothiocyanate | | | | |
| 5221-16-9 | | mcpa,potassium salt | | | | |
| 5221-17-0 | 2,3-二溴丙醛 | 2,3-dibromo-propionaldehyd | C3H4Br2O | 215.87 | | |
| 5221-22-7 | | 2,2-diethyl-glutarimid | | | | |
| 5221-37-4 | 2-氯-n-(2-吡啶基)乙酰胺 | 2-chloro-n-(2-pyridyl)acetamide | C7H7ClN2O | 170.6 | | 378.1°C |
| 5221-42-1 | | n-(4-pyridyl)-acetamid | C7H8N2O | 136.15 | 152ºC | 344.3ºC |
| 5221-44-3 | | 4-benzamido-pyridin | | | | |
| 5221-49-8 | | phosphorothioic acid, o-(2-(dimethylamino)-6-methyl-4-pyrimidinyl) o,o-diethyl | | | | |
| 5221-53-4 | | 5-butyl-2-dimethylamino-6-methyl-4-pyrimidino | | | | |
| 5221-62-5 | 2-丙炔基尿素 | 2-propynylurea | C4H6N2O | 98.11 | 125-130°C | |
| 52210-18-1 | 4-(2,6,6三甲基-1-环己烯-1-基)-3-丁烯-2-醇乙酸酯 | 3-Buten-2-ol, 4-(2,6,6-trimethyl-2-cyclohexen-1-yl)-, acetate | C15H24O2 | | | |
| 52210-86-3 | | 1-(4-piperidinyl)-2-imidazolidinone | | | | |
| 52210-90-9 | | 1-pyridin-4-yl-imidazolidin-2-one | C8H9N3O | 163.18 | | |
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