| 1 | 4239-04-7 | Propanamide, N,N'-[2,5-bis(1-aziridinyl)-3,6-dioxo-1,4-cyclohexadiene-1,4-diyl]bis- (9CI) | C16H20N4O4 | 332.35 | | |
| 2 | 4239-06-9 | TEB | | | | |
| 3 | 4239-10-5 | Methanesulfonic acid 2-bromoethyl ester | | | | |
| 4 | 4239-12-7 | Ethanesulfonic acid, 2-chloroethyl ester | C4H9ClO3S | 172.63 | | |
| 5 | 4239-16-1 | 1-chloro-3-methylsulfonyloxy-propane | C4H9ClO3S | 172.63 | | |
| 6 | 4239-21-8 | SRI 916 | C6H14O6S2 | 246.3 | 115-118 °C(Solv: ethanol (64-17-5)) | |
| 7 | 4239-22-9 | 1-Butanesulfonic acid (9CI), 3-methyl-, 1,4-butanediyl ester | C14H30O6S2 | 358.51 | | |
| 8 | 4239-24-1 | 1,6-Bis(mesyloxy)hexane | C8H18O6S2 | 274.35 | 54-55 °C | |
| 9 | 4239-25-2 | 1,4-Butanediol, 2,2-dimethyl-, 1,4-dimethanesulfonate | C8H18O6S2 | 274.35 | | |
| 10 | 4239-69-4 | b-L-Idofuranose,1,2-O-(1-methylethylidene)-5,6-S-(sulfinylmethylene)-5,6-dithio-,4-methylbenzenesulfonate (9CI) | C17H20O7S4 | 464.5965 | | |
| 11 | 4239-72-9 | Ethyl 3,4,6-Tri-O-acetyl-2-acetamido-2-deoxy-β-D-thioglucopyranoside | C16H25NO8S | 391.44 | | |
| 12 | 4239-90-1 | 1-O,2-O:3-O,4-O-Diisopropylidene-5,6-dideoxy-5,6-didehydro-D-mannitol | C12H20O4 | 228.28 | | |
| 13 | 42390-64-7 | 1-Cyclopropyl-ethylamine hydrochloride | C5H12ClN | 121.61 | | |
| 14 | 42390-71-6 | 4H-Dibenzo[de,g]quinoline-10,11-diol, 5,6,6a,7-tetrahydro-6-methyl-, 10,11-dipropanoate, (6aR)- | C23H25NO4 | 379.45 | | |
| 15 | 42390-72-7 | dibutyrylapomorphine | C25H29NO4 | 407.5 | | |
| 16 | 42390-73-8 | Isoquinolinium, 1-[(2-bromo-4,5-dimethoxyphenyl)methyl]-3,4-dihydro-6-methoxy-2-methyl-7-(phenylmethoxy)-, iodide (1:1) | C27H29BrINO4 | 638.34 | | |
| 17 | 42390-78-3 | TRIMETHYLSILYL-D(+)TREHALOSE | C36H86O11Si8 | 919.75 | | |
| 18 | 42390-97-6 | H-LYS(2-CL-Z)-OH | C14H19ClN2O4 | 314.76 | | |
| 19 | 42391-68-4 | 3H-2-Benzopyran-3-one,8a-ethenyloctahydro-4-methylene-,cis- (9CI) | C12H16O2 | 192.25424 | | |
| 20 | 423917-55-9 | 3,5-bis[5-(4-tert-butylphenyl)-1,3,4-oxadiazol-2-yl]pyridine | C29H29N5O2 | 479.57286 | | |
| 21 | 42392-28-9 | CYCLOBUTANE CARBOXYLIC ACID SILVER SALT | C5H7AgO2 | 206.98 | | |
| 22 | 42392-31-4 | Cyclobutanecarboxylicacid, cyclopropylmethyl ester | C9H14O2 | 154.20626 | | |
| 23 | 42392-43-8 | Bicyclo[2.2.1]heptane-2,3-dicarboxylicacid, 5-oxo-, (1a,2a,3b,4a)- (9CI) | C9H10O5 | 198.1727 | | |
| 24 | 42392-66-5 | 2-cyano-2-cyclopropylacetic acid | | | | |
| 25 | 42392-67-6 | Cyclopropaneacetic acid, a-cyano-, ethyl ester | C8H11NO2 | 153.17844 | | |
| 26 | 42392-68-7 | Diethyl Cyclopropylmalonate | C10H16O4 | 200.24 | | |
| 27 | 42393-10-2 | (3E)-2-oxo-4-(thiophen-2-yl)but-3-enoic acid | C8H6O3S | 182.2 | | |
| 28 | 42393-11-3 | 3-Butenoic acid, 4-(4-chlorophenyl)-2-oxo-, methyl ester, (3E)- | C11H9ClO3 | 224.64 | | |
| 29 | 42393-50-0 | Cyclohexanemethanol, 1-bromo-α,α-dimethyl- | C9H17BrO | 221.13 | | |
| 30 | 42393-51-1 | Cyclooctanone, 2,2-dimethyl- | C10H18O | 154.25 | | |
| 31 | 42393-53-3 | Bicyclo[3.2.1]octan-2-one, 3,3-dimethyl- | C10H16O | 152.23 | | |
| 32 | 42393-67-9 | Ethanamine, N,N-dimethyl-2-(triphenylstannyl)- | C22H25NSn | 422.15 | | |
| 33 | 42393-72-6 | Benzenamine, N-methyl-N-[2-(triphenylstannyl)ethyl]- | C27H27NSn | 484.22 | | |
| 34 | 42393-74-8 | Benzenamine, N-phenyl-N-[2-(triphenylstannyl)ethyl]- | C32H29NSn | 546.29 | | |
| 35 | 42394-05-8 | 13-oxabicyclo[10.1.0]tridecadiene | C12H18O | 178.27072 | | |
| 36 | 42394-36-5 | 1H-Pyrimido[4,5-d]azepine (9CI) | C8H7N3 | 145.16 | | |
| 37 | 42394-45-6 | 1H-Pyrimido[4,5-e][1,4]diazepine (9CI) | C7H6N4 | 146.15 | | |
| 38 | 42394-53-6 | 1H-Pyrimido[5,4-c][1,2,5]oxadiazine (9CI) | C5H4N4O | 136.11 | | |
| 39 | 42394-54-7 | 2H-Pyrimido[5,4-d][1,3]oxazine (9CI) | C6H5N3O | 135.12 | | |
| 40 | 42394-74-1 | 2H-Pyrrolo[2,3-g]-1,2-benzisoxazole(9CI) | C9H6N2O | 158.16 | | |
| 41 | 42394-80-9 | 2H-Pyrrolo[3,2-e]benzothiazole(9CI) | C9H6N2S | 174.22 | | |
| 42 | 42394-83-2 | 2H-Pyrrolo[3,4-f]benzoxazole (9CI) | C9H6N2O | 158.16 | | |
| 43 | 42394-91-2 | 3H-Pyrrolo[1,2:1,2]imidazo[4,5-f]-2,1,3-benzoxadiazole(9CI) | C10H6N4O | 198.18 | | |
| 44 | 42394-92-3 | 2H-Pyrrolo[1,2:1,2]imidazo[4,5-g]benzoxazole(9CI) | C11H7N3O | 197.19 | | |
| 45 | 42394-93-4 | 4H-Pyrrolo[2,1:2,3]imidazo[4,5-g]benzoxazole(9CI) | C11H7N3O | 197.19 | | |
| 46 | 42395-61-9 | 2H-Thiazolo[4,5-f][1,4]benzothiazine(9CI) | C9H6N2S2 | 206.29 | | |
| 47 | 42395-62-0 | 4H-Thiazolo[4,5-g][1,4]benzothiazine(9CI) | C9H6N2S2 | 206.29 | | |
| 48 | 42395-63-1 | 4H-Thiazolo[5,4-f][1,4]benzothiazine(9CI) | C9H6N2S2 | 206.29 | | |
| 49 | 42395-64-2 | 2H-Thiazolo[5,4-g][1,4]benzothiazine(9CI) | C9H6N2S2 | 206.29 | | |
| 50 | 42395-65-3 | 5H-Thiazolo[5,4-h][1,4]benzothiazine(9CI) | C9H6N2S2 | 206.29 | | |
| 51 | 42395-69-7 | 2H-Thiazolo[5,4-a]carbazole(9CI) | C13H8N2S | 224.28 | | |
| 52 | 42397-64-8 | 1,6-dinitropyrene | C16H8N2O4 | 292.25 | >300°C(lit.) | |
| 53 | 42397-65-9 | 1,8-dinitropyrene | C16H8N2O4 | 292.25 | >300 °C | |
| 54 | 42398-14-1 | 2-Propenoic acid, 2-methyl-, methyl ester, polymer with butyl 2-propenoate, 2-ethylhexyl 2-propenoate and 2-propenoic acid | C26H44O8 | 484.62276 | | |
| 55 | 42398-55-0 | 2-CHLOROPYRIMIDO[2,1-A]ISOQUINOLIN-4-ONE | C12H7ClN2O | 230.65 | 197-199 °C | |
| 56 | 42398-69-6 | 1-(4-aminobenzyl)isoquinoline | C16H14N2 | 234.3 | 118-119 °C | |
| 57 | 42398-73-2 | 6-methylisoquinoline | C10H9N | 143.19 | 85.5°C | |
| 58 | 42398-74-3 | 1-Isoquinolinamine,6-methyl-(9CI) | C10H10N2 | 158.2 | | |
| 59 | 42399-22-4 | 5-Pyrimidinol, 2,4-diamino-6-methyl- (9CI) | C5H8N4O | 140.14 | | |
| 60 | 42399-40-6 | Desacetyl Diltiazem | C20H24N2O3S | 372.48 | 86-87 °C | |
| 61 | 42399-41-7 | diltiazem | C22H26N2O4S | 414.52 | 212 °C (decomp) | |
| 62 | 42399-48-4 | [S-(R*,R*)]-3-[(o-aminophenyl)thio]-3-(p-methoxyphenyl)lactic acid | C16H17NO4S | 319.38 | | |
| 63 | 42399-49-5 | (2S)-Cis-(+)-2, 3-Dihydro-3-Hydroxy-2- (4-Methoxyphenyl)-1,5-Benzothiazepin- 4(5H)-One (Cis-Lactam) | C16H15NO3S | 301.36 | 203-206°C(lit.) | |
| 64 | 42399-50-8 | [R-(R*,R*)]-3-[(o-aminophenyl)thio]-3-(p-methoxyphenyl)lactic acid | C16H17NO4S | 319.38 | | |
| 65 | 42399-54-2 | (2R-cis)-3-acetoxy-5-[2-(dimethylamino)ethyl]-2,3-dihydro-2-(4-methoxyphenyl)-1,5-benzothiazepin-4(5H)-one monohydrochloride | C22H27ClN2O4S | 450.97878 | | |
| 66 | 42399-55-3 | (R*,R*)-(±)-3-[(o-aminophenyl)thio]-3-(p-methoxyphenyl)lactic acid | C16H17NO4S | 319.37548 | | |
| 67 | 42399-79-1 | 6-CHLORO[1,2,4]TRIAZOLO[1,5-B]PYRIDAZINE | C5H3ClN4 | 154.56 | | |
| 68 | 42399-82-6 | 5-Chloro-[1,2,4]triazolo[1,5-a]pyrazine | C5H3ClN4 | 154.56 | | |
| 69 | 42399-86-0 | 7-methyl-1,2,4-triazolo<1,5-a>-pyrimidine | C6H6N4 | 134.14 | | |
| 70 | 42399-89-3 | 1,2-Oxazepin-5(2H)-one, tetrahydro-3,3,7,7-tetramethyl- | C9H17NO2 | 171.24 | | |
| 71 | 42399-97-3 | 2 4-DICHLOROPHENOL-UL-14C | C6Cl2H4O1 | 163 | | |