| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 51-82-1 | | dithio-carbamic aci n,n-dimethyl-carbamic aci dimethylaminomethyl ester | | | | |
| 51-83-2 | 卡巴胆碱 | carbacholchloride | C6H15ClN2O2 | 182.65 | 200-204℃ | |
| 51-84-3 | | choline acetate (ester) | | | | |
| 51-85-4 | | 2,2'-dithiobis-ethylamin | C4H12N2S2 | 152.28 | | 106-108 °C at 5 Torr (lit.) |
| 51-90-1 | | carbon dioxide-14c | | | | |
| 51-92-3 | | tetramethylammonium | | | | |
| 51-93-4 | | ethyltrimethyl-ammoniu iodide | C5H14N | 88.17 | | |
| 51-94-5 | | laurate (ester) | | | | |
| 51-98-9 | 17β-羟基9-去甲-17α-孕甾-4-烯-20-炔-3-酮-17-醋酸酯 | 19-Norethindrone acetate | C22H28O3 | 340.46 | | 454.7ºC |
| 510-13-4 | 中国绿 | abcol malachite green base | | | 112-114℃ | |
| 510-15-6 | | Chlorobenzilate solution | C16H14Cl2O3 | 325.19 | | |
| 510-18-9 | | acetomycin | | | | |
| 510-19-0 | | n-oxide, (1R-(1-alpha(2S*,3R*),7a-alpha))-methyl este | C15H27NO5 | 301.38 | | |
| 510-20-3 | | diethyl-propanedioic aci | C7H12O4 | 160.17 | 129-131℃ | |
| 510-25-8 | | belladonnine | | | | |
| 510-30-5 | | echinocystic acid | C30H48O4 | 472.7 | | |
| 510-39-4 | | 19-dinoratis-15-ene-4,13,14-tricarboxylic acid, 16-(1-methylethyl)-1 cyclic | | | | |
| 510-50-9 | | gibberellic acid methyl ester | C20H24O6 | 360.40 | | |
| 510-53-2 | | racemethorphan | | | | |
| 510-58-7 | | scilliglaucosid | | | | |
| 510-59-8 | | stroboside | | | | |
| 510-61-2 | | paulioside | | | | |
| 510-62-3 | | 22-trienolide, 3-beta,14-dihydroxy-19-oxo-bufa-20 | | | | |
| 510-64-5 | 19-羟基雄甾-4-烯-3,17-二酮 | 4-Androsten-19-ol-3,17-dione | C19H26O3 | 302.41 | 167-169℃ | 485.4ºC |
| 510-65-6 | | 17,19,21-trihydroxy-pregn-4-ene-20-dione | | | | |
| 510-67-8 | 文殊兰碱 | Crinine | C16H17NO4 | 287.31 | | |
| 510-74-7 | | spiramide | C22H26FN3O2 | 383.46 | 176 - 179 °C | |
| 510-75-8 | | gibberellin a7 plant cell culture*tested | C19H22O5 | 330.38 | | |
| 510-77-0 | | galanthaminone | C17H19NO3 | 285.34 | | |
| 510-83-8 | | butyric acid, 2-(dimethylaminomethyl)-2-phenyl-, benzyl ester, hydrochloride | | | | |
| 510-90-7 | | 5-allyl-5-isobutyl-2-thio-barbituric aci sodium salt | | | | |
| 5100-00-5 | (E)-N-苄基肉桂酰胺 | (E)-N-Benzylcinnamamide | C16H15NO | 237.3 | | |
| 5100-03-8 | | 2-(4-butoxy-m-tolyl)-acetamid | | | | |
| 5100-34-5 | 3-异氰酰丙酸乙酯 | ethyl 3-isocyanatopropionate | C6H9NO3 | 143.14 | | 68℃(2 to |
| 5100-36-7 | 6-异氰酰己炔羧酸乙酯 | ethyl 6-isocyanatohexanoate | OCN(CH2)5)CO2CH2CH3 | 185.22 | | 253℃ |
| 5100-57-2 | 2-喹啉乙酸乙酯 | quinolin-2-ylacetic acid ethyl ester | C13H13NO2 | 215.25 | | |
| 5100-91-4 | | 4':4,5)pyrrolo(2,3-f)quinolin-8-one, 8,13-dihydro-(2)benzopyrano(3 | | | | |
| 5100-97-0 | 1-溴-2-氟-4, 5-二甲基苯 | 1-Bromo-2-fluoro-4, 5-dimethylbenzene | C8H8BrF | 203.05 | 42 °C | |
| 5100-98-1 | | 3-chloro-2-iodotoluene | C7H6ClI | 252.48 | 25-27°C | |
| 51000-52-3 | 新癸酸乙烯基酯 | Neodecanoic acid,vinyl ester | C12H22O2 | 198.30 | < -73.49 °C (lit.) | 60℃ |
| 51003-81-7 | | 6-d)-1,3-dioxole, 5-dimethylamino-6-propyl-5h-indeno( hydrochloride | | | | |
| 51003-83-9 | | 6-d)-1,3-dioxole, 6-butyl-5-dimethylamino-5h-indeno( hydrochloride | | | | |
| 51005-00-6 | | poron | | | | |
| 51005-14-2 | | actin from rabbit muscle | | | | |
| 51005-25-5 | | fiorinal | | | | |
| 51005-27-7 | | benzenemethanol, alpha-(1-aminoethyl)-, hydrochloride, mixt. with belladonna al | | | | |
| 51005-44-8 | | minecoside | | | | |
| 51006-03-2 | | 2-amino-7,8-didehydro-4,5-alpha-epoxy-17-methyl-morphinan-6-alpha-diol | | | | |
| 51006-57-6 | | 1-γ-Chloropropylsilatrane | C9H18ClNO3Si | 251.78 | | |
| 51006-66-7 | | carbonyltrifluoroborane | CBF3O | 95.82 | | |
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