| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 20662-88-8 | 2-苯基噁唑 | 2-phenyloxazole | | | | |
| 20662-89-9 | 4-苯基恶唑 | 4-phenyloxazole | | | | |
| 20662-90-2 | | 2-methyl-4-phenyl-oxazol | | | | |
| 20662-93-5 | 5-溴-2-甲基-4-苯基恶唑 | 5-bromo-2-methyl-4-phenyloxazole | | | | |
| 20664-02-2 | | 1-stearoyl-2-myristoyl-sn-glycero-3-phosphocholine | | | | |
| 20664-29-3 | | methylenebis(3-mercaptopropionic acid) | C7H12O4S2 | 224.28 | | |
| 20664-46-4 | | (z)-2-octena | | | | |
| 20664-60-2 | | zilascorb | | | | |
| 206640-20-2 | | 18:0-14:0 pc | | | | |
| 206645-99-0 | 坎普他汀 | compstatin,icvvqdwghhrct | | | | |
| 206647-96-3 | 2,3-二氨基-5-氟甲苯 | 5-fluoro-3-methylbenzene-1,2-diamine | | | | |
| 20665-52-5 | | gallium hydroxide oxide (ga(oh)o) | | | | |
| 20665-85-4 | 2-甲基丙酸-4-甲酰基-2-甲氧基苯酯 | Propanoic acid, 2-methyl-, 4-formyl-2-methoxyphenyl ester | C12H14O4 | | | |
| 2066512-27-2 | 2-(二碘甲基)-4,4,5,5-四甲基-1,3,2-二氧杂环戊硼烷 | 2-(diiodomethyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane | | | | |
| 206658-12-0 | | 3-aminophthalhydrazide monosodium salt | | | | |
| 206658-80-2 | | 2-amino-7-bromo-5-oxo-5h-[1]benzopyrano[2,3- b]pyridine-3-carbonitrile | | | | |
| 206658-81-3 | | 2-Amino-6-chloro-4-pyrimidinol hydrate | C4H4ClN3O · xH2O | 145.55 (anhydrous basis) | 252 ℃ (dec.)(lit.) | |
| 206658-82-4 | | 2-amino-7,9-dimethyl-5-oxo-5h-[1]benzopyrano[2,3- b]pyridine-3-carbonitrile | | | | |
| 206658-83-5 | | 4-aminohippuric acid, sodium salt hydrate | C9H9N2NaO3.xH2O | | 123℃ | |
| 206658-89-1 | 3-氨基苯硼酸一水化物 | 3-aminophenylboronic acid monohydrate | | | 93-96℃ | |
| 206658-90-4 | | 3-aminophthalhydrazide, sodium salt hemihydrate | | | 300℃ | |
| 206658-92-6 | 4-四氢吖啶 盐酸盐 水合物 | tetrahydroaminacrine hydrochloride hydrate | | | | |
| 206658-96-0 | | AMMONIUM DISODIUM AMMINEPENTACYANO-FERRATE(II) HYDRATE | | | | |
| 206659-00-9 | 8-甲基苯胺-1-萘磺酸铵盐 | 8-anilino-1-naphthalenesulfonic acid ammonium salt hydrate | C16H16N2O3S.xH2O | | 242-244℃ | |
| 206659-04-3 | | Anthraquinone-1,5-disulfonic acid disodium salt hydrate | C14H6Na2O8S2 · xH2O | 412.30 (anhydrous basis) | >300 ℃(lit.) | |
| 20666-12-0 | 鲁米诺单钠盐 | 5-amino-2,3-dihydro-1,4-*phthalazinedione sodium | C8H6N3NaO2 | 199.14 | | |
| 20666-44-8 | | fluoromethane-13c | | | | |
| 20666-60-8 | | 2,4(1H,3H)-Pyrimidinedione-1,3-d2 | C4H2D2N2O2 | 114.10 | | |
| 20666-98-2 | | 1,3-Benzenediol-d2 | C6H4D2O2 | 112.12 | | |
| 206660-72-2 | | cis-3-(benzyloxy)cyclobutanamine | | | | |
| 20667-12-3 | 氧化银 | Silver oxide | Ag2O | 231.73 | | |
| 20667-13-4 | | 1-hexadecyl-2-methyl-pyridiniu bromide | | | | |
| 20668-12-6 | | Acetanilide,2,2,2,2'-tetrachloro- | C8H5Cl4NO | 272.94 | | |
| 20668-13-7 | | (2-chlorophenyl)-carbamic aci methyl ester | | | | |
| 20668-14-8 | | 3-(2-chlorophenyl)-1,1-diisopropylurea | | | | |
| 20668-20-6 | 3-甲基-1,2,3,4-四氢喹啉 | 3-methyl-1,2,3,4-tetrahydroquinoline | | | | |
| 20668-29-5 | 3,8-二甲基喹啉 | 3,8-Dimethylquinoline | C11H11N | 157.22 | | |
| 20669-04-9 | | 3,3-Dimethyl-2-pentanone | C7H14O | 114.18 | | |
| 2067-33-6 | 5-溴戊酸 | 5-bromo-pentanoic aci | C5H9BrO2 | 181.03 | 37-41℃ | 142-145℃ |
| 2067-58-5 | | n,n-bis(2-chloroethyl)-p-phenylenediamin | | | | |
| 2067-66-5 | | dolichol | | | | |
| 2067-76-7 | | Dimethylstannane | C2H8Sn | 150.78 | | |
| 2067-80-3 | 尿素-15N2 | Urea-15N2 | | | | |
| 2067-84-7 | | pyrido(2,3-b)pyrazine-2,3-diol | | | | |
| 20670-12-6 | | 1,2-Dicarbadodecaborane(12)-1-carboxylic acid,2-(chloromethyl)- | C4H13B10ClO2 | 236.71 | | |
| 20670-26-2 | | Tetrakis(methyllithium) | C4H12Li4 | 87.90 | | |
| 20670-84-2 | | Arsenic acid,disodium salt,pentahydrate | AsH11Na2O9 | 275.98 | | |
| 20671-66-3 | | 4-methylumbelliferyl caprylate | C18H22O4 | 302.37 | | |
| 20672-24-6 | | 5,7-Dimethyl-2-phenylcyclopent[cd]-azulenc | C20H16 | 256.34 | | |
| 2067257-98-9 | | 6-chloro-2,3-dimethyl-2h-pyrazolo[3,4-b]pyridine | | | | |
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