| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 300-01-6 | | oxo-butanedioic aci disodium salt | | | | |
| 300-08-3 | 氢溴酸丙胺 | nicotinic acid, 1,2,5,6-tetrahydro-1-methyl-, methyl ester, hydrobromide | C8H13NO2.HBr | 236.10 | 171-174℃ | |
| 300-22-1 | | medazomide | | | | |
| 300-30-1 | | dl-thyroxine | | | | |
| 300-34-5 | | 3-aminotyrosine | | | | |
| 300-37-8 | | 1(4h)-pyridineacetic acid, 3,5-diiodo-4-oxo-, compd. with 2,2'-iminodiethanol ( | | | | |
| 300-38-9 | 3,5-二溴-L-酪氨酸 | 3,5-dibromo-l-tyrosine | C9H9Br2NO3 | 338.98 | | |
| 300-39-0 | L-3,5- 二碘酪氨酸 | diiodotyrosine | C9H9I2NO3 | 432.98 | 200℃ | |
| 300-40-3 | | 1-alpha-h,5-alpha-h-tropan-3-alpha-ol, (+)-tropate (ester), sulfate (2:1) (salt | | | | |
| 300-42-5 | | n,alpha-dimethyl-phenethylamin hydrochloride | | | | |
| 300-48-1 | | 3-methoxy-l-tyrosine hydrate | C10H13NO4 | 211.21 | | |
| 300-54-9 | | trimethyl(tetrahydro-4-hydroxy-5-methylfurfuryl)-ammoniu | | | | |
| 300-57-2 | 烯丙苯 | allyl-benzen | C9H10 | 118.18 | | 156-157℃ |
| 300-62-9 | 苯丙胺 | alpha-methyl, (+-)-phenethylamin | C9H13N | 135.21 | | |
| 300-68-5 | | 1,1'-(2-butynylene)di-pyrrolidin dihydrochloride | C12H20N2.2HCl | 265.22 | | |
| 300-76-5 | 二溴磷 | phosphoric acid, 1,2-dibromo-2,2-dichloroethyl dimethyl ester | C4H7Br2Cl2O4 | 380.79 | | |
| 300-82-3 | | heptamethylenebis(trimethyl-ammoniu diiodide | C13H32N2 | 216.41 | | |
| 300-84-5 | | hypotaurine | C2H7NO2S | 109.14 | | |
| 300-85-6 | 3-羟基丁酸 | 3-hydroxy-Butanoic acid | C4H8O3 | 104.10 | | 118-120℃ |
| 300-87-8 | 3,5-二甲基异恶唑 | 3,5-Dimethylisoxazole | C5H7NO | 97.12 | | 142-144℃ |
| 300-88-9 | | 2-chloro-1-heptene-1-arsonic aci monoammonium salt | | | | |
| 300-92-5 | 碱式二(十八烷酸)铝 | hydroxybis(octadecanoato-O)-Aluminum | C36H71AlO5 | 610.94 | | |
| 3000-36-0 | | 6-hydroxy-1-methyltryptoline | | | | |
| 3000-39-3 | | 5-dien-20-yn-17-ol, 3-(cyclopentyloxy)-19-nor-17-alpha-pregna- acetate | | | | |
| 3000-74-6 | | 3-(4-(methylamino)butyl)-pyridin | | | | |
| 3000-75-7 | n-乙基-3-吡啶甲胺 | n-ethyl-n-(3-pyridylmethyl)amine | | | | |
| 30000-36-3 | | isoline | | | | |
| 30000-61-4 | 4-(3-吡咯基)丁酸 | 4-(3-pyrrolyl)butyric acid | | | | |
| 30003-26-0 | | tetrahydro-2,5-dimethyl-3-furano | | | | |
| 30003-27-1 | | tetrahydro-2,5-dipropyl-3-furano | | | | |
| 30003-49-7 | | primycin, sulfate | | | | |
| 30003-72-6 | | insulin chain b oxidized | C157H232N40O47S2 | 3495.92 | | |
| 30004-10-5 | | magnesium abietate, technical | | | | |
| 30004-67-2 | s-甲基-s-苯基-n-甲基亚砜亚胺 | s-methyl-s-phenyl-n-methylsulfoximine | | | | |
| 30005-21-1 | | ethyl 4-(2,5-dimethylphenyl)-4-oxobutyrate | | | | |
| 30005-32-4 | | 2-({[1-(2-thienyl)ethylidene]amino}oxy)acetic acid | C8H9NO3S | | | |
| 30006-03-2 | 3-苯甲酰噻吩-2-羧酸 | 3-benzoylthiophene-2-carboxylic acid | | | | |
| 30006-30-5 | | methyl 2-butyramidobenzoate | | | | |
| 30007-14-8 | | 2,3-dihydro-3-(((1-methyl-2-phenylethyl)amino)methyl)-4h-1-benzopyran-4-on | | | | |
| 30007-39-7 | | 3,4-dihydro-2-(((2-p-hydroxyphenyl)ethylamino)methyl)-1(2h)-naphthalenon hy | | | | |
| 30007-47-7 | 5-溴代-5-硝基-1,3-二氧杂环己烷 | 3-Dioxane, 5-bromo-5-nitro-1 | C4H6BO4Rn | 350.89 | | |
| 3001-15-8 | 4,4'-二碘代联苯 | 4,4'-diiodo-1'-biphenyl | C12H8I2 | 406.00 | 201-204℃ | |
| 3001-45-4 | | 6-amino-9-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-7h-purine-8(9h)-thione | | | | |
| 3001-46-5 | | 8-bromoxanthosine | | | | |
| 3001-57-8 | | thiophene, tetrahydro-3,4-dichloro-, 1,1-dioxide | | | | |
| 3001-61-4 | 4,5-二羟基-1,3-二(甲氧基甲基)-2-咪唑啉二酮 | 4,5-dihydroxy-1, 3-bis(methoxymethyl)-2-Imidazolidinone | C7H14N2O5 | | | |
| 3001-63-6 | (3-氯-2-羟基丙基)二甲基十八烷基氯化铵 | Ammonium, (2-hydroxy-3-chloropropyl)octadecyldimethyl-, chloride | C23H49ClNO·Cl | | | |
| 3001-65-8 | | 2,2'-thiobis-1-propano | | | | |
| 3001-66-9 | | 2-octanethiol | C8H18S | 146.29 | | |
| 3001-72-7 | 1,5-二杂氮二环[4.3.0]酮-5-烯 | 1,5-Diazabicyclo[4.3.0]non-5-ene | C7H12N2 | 124.18 | | 95-98℃(7 |
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