| 1 | 4234-23-5 | PERFLUOROUNDECANOIC ACID | C11HF21O2 | 564.09 | 96-101°C(lit.) | |
| 2 | 4234-44-0 | 2-O,3-O,6-O-Trimethyl-D-glucose | C9H18O6 | 222.24 | | |
| 3 | 4234-49-5 | (11α)-11-Hydroxyandrost-5-ene-3,17-dione Cyclic Bis(1,2-ethanediyl Acetal) | | | 210 - 213°C | |
| 4 | 4234-72-4 | 3,3'-[[4-[(4-nitrophenyl)azo]phenyl]imino]bispropiononitrile | C18H16N6O2 | 348.36 | | |
| 5 | 4234-79-1 | Kelevan | C17H12Cl10O4 | 634.8 | | |
| 6 | 4234-93-9 | NSC46306 | C9H18O | 142.24 | | |
| 7 | 4234-94-0 | 3,4aβ,5β-Trimethyl-4,4a,5,6,7,8,8aβ,9-octahydronaphtho[2,3-b]furan-4-one | C15H20O2 | 232.32 | | |
| 8 | 42340-32-9 | 2-(4-methoxyphenyl)-1H-benzo[de]isoquinoline-1,3(2H)-dione | C19H13NO3 | 303.31 | | |
| 9 | 42340-34-1 | 2-(4-(dimethylamino)phenyl)-1H-benzo[de]isoquinoline-1,3(2H)-dione | C20H16N2O2 | 316.35 | | |
| 10 | 42340-98-7 | Isocyanic Acid (R)-(-)-1-(1-Naphthyl)Ethyl Ester | C13H11NO | 197.23 | | |
| 11 | 42341-20-8 | 1H-Imidazo[5,1-c][1,4]oxazine(9CI) | C6H6N2O | 122.12 | | |
| 12 | 42341-21-9 | 1H-Imidazo[2,1-c][1,4]oxazine(9CI) | C6H6N2O | 122.12 | | |
| 13 | 42341-26-4 | 1H-Imidazo[4,5-g]indolizine (9CI) | C9H7N3 | 157.17 | | |
| 14 | 42341-27-5 | 1H-Imidazo[1,2-a]indole(9CI) | C10H8N2 | 156.18 | | |
| 15 | 42341-37-7 | 2H-Imidazo[4,5-g]benzoxazole(9CI) | C8H5N3O | 159.14 | | |
| 16 | 42341-38-8 | 1H-Imidazo[4,5-f]-2,1,3-benzoxadiazole(9CI) | C7H4N4O | 160.13 | | |
| 17 | 42341-39-9 | 2H-Imidazo[4,5-f]benzothiazole(9CI) | C8H5N3S | 175.21 | | |
| 18 | 42341-40-2 | 2H-Imidazo[4,5-e]benzothiazole(9CI) | C8H5N3S | 175.21 | | |
| 19 | 42341-41-3 | 2H-Imidazo[4,5-g]-1,2,3-benzothiadiazole(9CI) | C7H4N4S | 176.2 | | |
| 20 | 42341-43-5 | 1H-Imidazo[4,5-e]-2,1,3-benzothiadiazole(9CI) | C7H4N4S | 176.2 | | |
| 21 | 42341-44-6 | 2H-Imidazo[4,5-e][1,2,3]benzothiadiazole(9CI) | C7H4N4S | 176.2 | | |
| 22 | 42341-47-9 | 1H-Imidazo[1,2-a]azepine(9CI) | C8H8N2 | 132.16 | | |
| 23 | 42341-71-9 | 1H-Imidazo[4,5-f]quinazoline(9CI) | C9H6N4 | 170.17 | | |
| 24 | 42343-17-9 | Triethyl biphenyl | C18H22 | | | |
| 25 | 42343-24-8 | Methylbenzophenone | C14H12O | 196.24448 | | |
| 26 | 42343-35-1 | isodecyl isooctyl phthalate | C26H42O4 | 418.60928 | | |
| 27 | 42343-36-2 | butyl isodecyl phthalate | C22H34O4 | | | |
| 28 | 42344-05-8 | N,N-dimethyl-4-nitrosoanilinium chloride | C8H11ClN2O | 186.63874 | 178 °C (decomp)(Solv: water (7732-18-5)) | |
| 29 | 42344-76-3 | [1]Benzopyrano[3,4-b]furo[2,3-h][1]benzopyran-6(6aH)-one, 1,2,12,12a-tetrahydro-8,9-dimethoxy-2-(1-methylethenyl)-, (2S,6aS,12aS)- | C23H22O6 | 394.42 | | |
| 30 | 42345-38-0 | 8-Acetyl-7-hydroxy-3-methyl-2-phenyl-4H-chromen-4-one | C18H14O4 | 294.3 | 193 °C(Solv: ethanol (64-17-5)) | |
| 31 | 42345-56-2 | 4,7-dihydroxy-3-(4-methoxyphenyl)-2H-chromen-2-one | C16H12O5 | 284.26 | | |
| 32 | 42345-73-3 | 4-[[3-(trimethoxysilyl)propoxy]methyl]-1,3-dioxolan-2-one | C10H20O7Si | 280.3471 | | |
| 33 | 42345-82-4 | 1,2-Dichloro-1-ethoxyethene | C4H6Cl2O | | | |
| 34 | 42346-68-9 | 1-METHYL-5-OXO-PYRROLIDINE-3-CARBOXYLIC ACID | C6H9NO3 | 143.14 | | |
| 35 | 42347-48-8 | Cycloheptane, cyclopentyl- | C12H22 | 166.3 | | |
| 36 | 42347-74-0 | 2-ethyl-3-methylvaleraldehyde | C8H16O | 128.21204 | | |
| 37 | 42348-04-9 | 2-Propenoic acid, 2-cyano-3-(4-nitrophenyl)-, methyl ester, (2E)- | C11H8N2O4 | 232.19 | | |
| 38 | 42348-12-9 | 3-ethyl-2-hydroxy-4-methylcyclopent-2-en-1-one | C8H12O2 | 140.18 | | |
| 39 | 42348-86-7 | 5-Chloro-1-indanone | C9H7ClO | 166.6 | 94-98 °C (lit.) | insoluble |
| 40 | 42348-88-9 | 6-ETHYL-2,3-DIHYDRO-1H-INDEN-1-ONE | C11H12O | 160.21238 | | |
| 41 | 42348-89-0 | 6-isopropyl-2,3-dihydro-1H-inden-1-one | C12H14O | 174.24 | | |
| 42 | 42348-92-5 | 9-Methyl-9-butyl-9H-fluorene | | | | |
| 43 | 42349-21-3 | 1-Cyclopentene-1-aceticacid, 5-oxo-2-(5,6,7,8-tetrahydro-2-naphthalenyl)- | C17H18O3 | 270.32302 | | |
| 44 | 42349-31-5 | 1,2,3,4,15,16-Hexahydro-11-methyl-17H-cyclopenta[a]phenanthren-17-one | C18H18O | 250.33492 | | |