| 1 | 520-03-6 | N-phenylphthalimide | C14H9NO2 | 223.23 | 204-207°C(lit.) | |
| 2 | 520-07-0 | ANTIPYRINE SALICYLATE | C18H18N2O4 | 326.35 | 91-92° | |
| 3 | 520-09-2 | 2,6-DIHYDROXY-4-METHYL-5-[BIS(2-CHLOROETHYL)AMINO]PYRIMIDINE | C9H13Cl2N3O2 | 266.12 | | |
| 4 | 520-10-5 | Arsenazo I | C16H13AsN2O11S2 | 548.33 | ≥300°C(lit.) | |
| 5 | 520-11-6 | 2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-6-methoxy-4H-chromen-4-one | C16H12O7 | 316.26 | 267°C | |
| 6 | 520-12-7 | Pectolinarigenin | C17H14O6 | 314.29 | 220-223° | |
| 7 | 520-14-9 | CANNABISCITRIN | C21H20O13 | 480.376 | 245 °C (decomp) | |
| 8 | 520-17-2 | LEUCOPELARGONIDIN | C15H14O6 | 290.27 | | |
| 9 | 520-18-3 | Kaempferol | C15H10O6 | 286.24 | 276°C | |
| 10 | 520-20-7 | Mepiperphenidol | C19H32NO.Br | 370.372 | | |
| 11 | 520-26-3 | Hesperiden | C28H34O15 | 610.56 | 250-255°C (dec.)(lit.) | Insoluble in water. Soluble in organic solvents such as DMSO. |
| 12 | 520-27-4 | Diosmin | C28H32O15 | 608.54 | 277-278°C | Soluble in DMSO (50 mg/ml), water (122 mg/ml at 25°C), and ethanol (<1 mg/ml at 25°C). |
| 13 | 520-28-5 | Tectochrysin | C16H12O4 | 268.26 | 166-168°C | |
| 14 | 520-29-6 | SAKURANETIN | C16H14O5 | 286.28 | | |
| 15 | 520-30-9 | NORARTOCARPETIN | C15H10O6 | 286.24 | 330 °C | |
| 16 | 520-31-0 | Tricetin | C15H10O7 | 302.24 | >330 °C (decomp) | |
| 17 | 520-32-1 | Tricin | C17H14O7 | 330.29 | 289～291℃ | |
| 18 | 520-33-2 | Hesperetin | C16H14O6 | 302.28 | 230-232°C | |
| 19 | 520-34-3 | 5,7-dihydroxy-2-(3-hydroxy-4-methoxyphenyl)-4-benzopyrone | C16H12O6 | 300.26 | 256-258°C | 19μg/L at 20℃ |
| 20 | 520-36-5 | apigenin | C15H10O5 | 270.24 | >300 °C (lit.) | |
| 21 | 520-40-1 | humulinic acid | C15H22O4 | 266.33 | 92 °C | |
| 22 | 520-42-3 | asebogenin | C16H16O5 | 288.3 | 168℃ | |
| 23 | 520-43-4 | Everninate methyl | C10H12O4 | 196.2 | 67-68°; mp 170° | |
| 24 | 520-45-6 | Dehydroacetic acid | C8H8O4 | 168.15 | 111-113 °C (lit.) | 500mg/L at 25℃ |
| 25 | 520-47-8 | Anthallan | C17H25NO5 | 323.38 | | |
| 26 | 520-52-5 | psilocybine | C12H17N2O4P | 284.25 | 220-2280C | |
| 27 | 520-53-6 | PSILOCIN | C12H16N2O | 204.27 | 173-176° | |
| 28 | 520-54-7 | 7H-Purin-6-amine, 7-(3-methyl-2-buten-1-yl)- | C10H13N5 | 203.24 | | |
| 29 | 520-55-8 | Sericine hydrochlride | C18H25NO7 | 367.39 | | |
| 30 | 520-59-2 | (15E)-13,19-Didehydro-12β-hydroxysenecionan-11,16-dione | C18H23NO5 | 333.38 | | |
| 31 | 520-61-6 | 1H-Pyrrolizine-1,6-diol, hexahydro-7-(hydroxymethyl)-, (1R,6S,7S,7aR)- | C8H15NO3 | 173.21 | | |
| 32 | 520-62-7 | (1R,7S,8R)-7-(hydroxymethyl)-2,3,5,6,7,8-hexahydro-1H-pyrrolizin-1-ol | C8H15NO2 | 157.21 | | |
| 33 | 520-63-8 | HELIOTRIDINE | C8H13NO2 | 155.19 | 58 °C | |
| 34 | 520-65-0 | ROSMARININE | C18H27NO6 | 353.41 | 208 °C | |
| 35 | 520-68-3 | (+)-Echimidine | C20H31NO7 | 397.46 | >133°C (dec.) | |
| 36 | 520-69-4 | 3-Ethyl-2,4,5-trimethyl-1H-pyrrole | C9H15N | 137.22 | 66.5°C | |
| 37 | 520-70-9 | TriprolidineHcl | | | | |
| 38 | 520-72-9 | 3-Hydroxybenzothiophene | C8H6OS | 150.2 | | |
| 39 | 520-74-1 | Agropyrene | C12H10 | 154.21 | | |
| 40 | 520-77-4 | 3-ethyl-5,5-dimethyloxazolidine-2,4-dione | C7H11NO3 | 157.17 | 76-77° | |
| 41 | 520-79-6 | 3-Iodo-2-Hydroxybenzoic acid | C7H5IO3 | 264.02 | 201-202 °C | |
| 42 | 520-80-9 | 3β-[(6-Deoxy-3-O-methyl-D-galactopyranosyl)oxy]-17-hydroxypregn-5-ene-11,15,20-trione | C28H40O9 | 520.61 | | |
| 43 | 520-85-4 | MEDROXYPROGESTERONE | C22H32O3 | 344.49 | 204-206°C | |
| 44 | 520-86-5 | 5-ALPHA-PREGNAN-3-BETA, 17,20-ALPHA-TRIOL | C21H36O3 | 336.51 | 216-217° | |
| 45 | 520-88-7 | 5-PREGNEN-3-BETA, 16-ALPHA-DIOL-20-ONE | C21H32O3 | 332.48 | | |
| 46 | 520-91-2 | Vitamin D1 | C56H88O2 | 793.29672 | 124-125° | |