| 1 | 581-08-8 | 2'-ethoxyacetanilide | C10H13NO2 | 179.216 | | |
| 2 | 581-28-2 | acridin-2-amine | C13H10N2 | 194.232 | | |
| 3 | 581-40-8 | 2,3-dimethylnaphthalene | C12H12 | 156.224 | | |
| 4 | 581-42-0 | 2,6-Dimethylnaphthalene | C12H12 | 156.22 | 109-111℃ | |
| 5 | 581-43-1 | 2,6-Dihydroxynaphthalene | C10H8O2 | 160.169 | 223-225℃ | |
| 6 | 581-47-5 | 2,4'-Dipyridyl | C10H8N2 | 156.184 | 58-62℃ | |
| 7 | 581-50-0 | Isonicoteine | C10H8N2 | 156.184 | | |
| 8 | 581-75-9 | 2,6-Naphthalene Disulfonic Acid | C10H8O6S2 | 288.297 | | |
| 9 | 581-89-5 | 2-Nitronaphthalene | C10H7NO2 | 173.168 | | |
| 10 | 581-96-4 | 2-Naphthylacetic acid | C12H9O2 | 185.199 | 141-143℃ | insoluble |
| 11 | 5810-11-7 | 2-chloro-N,N-dimethyl-3-oxobutyramide | C20H15N3O5 | 377.35 | | |
| 12 | 5810-42-4 | Tetrapropylammonium chloride | C22H16N2O3S | 388.439 | 240-242℃ | |
| 13 | 5810-56-0 | 4-Acetamidopiperidine | C7H14N2O | 142.199 | | |
| 14 | 58101-60-3 | Methyl-3-cyclopentene-1-carboxylate | C7H10O2 | 126.153 | | |
| 15 | 58108-05-7 | N-Amino-3-Azabicyclo[3,3,0]-Octan Hcl | C7H15ClN2 | 162.66 | 170-174℃ | |
| 16 | 581089-19-2 | 1-Propanaminium, N-(2-hydroxyethyl)-N,N-dimethyl-3-[[(13Z)-1-oxo-13-docosenyl]amino]-, chloride | C29H59N2O2Cl | 503.253 | | |
| 17 | 58109-40-3 | Diphenyliodonium hexafluorophosphate | C12H10I·F6P | 426.08 | 138-140℃ | |
| 18 | 58111-94-7 | N(alpha)-fmoc-N(omega)-nitro-L-arginine | C21H23N5O6 | 441.437 | | |
| 19 | 58113-30-7 | 3-(4-Acetyl-2-methoxyphenoxy)propyl chloride | C12H15ClO3 | 242.699 | | |
| 20 | 58119-67-8 | 1-(5-Chloro-3-thienyl)ethanone | C6H5ClOS | 160.621 | | |
| 21 | 58123-57-2 | 1-(quinolin-5-yl)methanamine | C10H10N2 | 158.2 | | |
| 22 | 58123-77-6 | 3-hydroxy-4-iodobenzoic acid | C7H5IO3 | 264.017 | 227-229℃ | |
| 23 | 5813-64-9 | Neopentylamine | C5H13N | 87.1634 | | |
| 24 | 5813-86-5 | 3-Methoxybenzamide | C8H9NO2 | 151.163 | 132-135℃ | |
| 25 | 5813-89-8 | Thiophene-2-carboxamide | C5H5NOS | 127.164 | | |
| 26 | 58130-04-4 | Polydimethylsiloxane | (C2H6OSi)nC26H54O5Si2 | | | |
| 27 | 58138-79-7 | 2,6-diiodopyrazine | C4H2I2N2 | 331.881 | | |
| 28 | 5814-05-1 | 2-Chlorobenzhydrazide | C7H7ClN2O | 170.596 | 113-118℃ | |
| 29 | 58142-49-7 | 5-Amino-3-chloroisoquinoline | C9H7ClN2 | 178.62 | | |
| 30 | 5815-08-7 | tert-butoxy-bis(dimethylamino)methane | C9H24N2O | 176.299 | | |
| 31 | 5815-61-2 | trimorpholinophosphine | C22H25ClF3N5O2 | 483.914 | | |
| 32 | 58152-03-7 | Isepamicin | C22H43N5O12 | 569.603 | | |
| 33 | 58160-99-9 | 3-Aminopropylsilanetriol | C3H11NO3Si | 137.21 | | |
| 34 | 58161-35-6 | N1-(1-oxo-2,3-dihydro-1H-inden-5-yl)acetamide | C11H11NO2 | 189.21 | 169℃ | |
| 35 | 58168-20-0 | Ethyl5-amino-4-cyano-3-(2-ethoxy-2-oxoethyl)thiophene-2-carboxylate | C12H14N2O4S | 282.316 | 134-139℃ | |
| 36 | 5817-08-3 | N-Acetyl-DL-glutamic acid | C7H11NO5 | 189.17 | | |
| 37 | 5817-39-0 | 3,3',5'-triiodo-L-thyronine free acid | C15H12I3NO4 | 650.974 | | |
| 38 | 58175-55-6 | 1H-Imidazole, 1-hexadecyl- | C19H36N2 | 292.508 | | |
| 39 | 58176-68-4 | terbium(iii) oxalate hydrate | | | | |
| 40 | 58176-70-8 | holmium(iii) oxalate hydrate | C2H2O4 | 90.03 | | |
| 41 | 581813-17-4 | 3-Bromo-4-(trifluoromethyl)benzoic acid | C8H4O2BrF3 | 269.018 | | |
| 42 | 58186-27-9 | Idebenone | C19H30O5 | 338.439 | | |
| 43 | 58194-26-6 | Tetraethyl ranelate | C20H26N2O8S | 454.494 | 103-106℃ | |