CAS number index

CAS numbers starting with 4, page 4

28,986 chemicals have a CAS number that starts with 4. They are listed in CAS order.

Showing 301 to 400 of 5,000 chemicals

CAS numberChemical nameFormulaMol. weight

40029-93-42-Furan-2-yl-4,5-dihydro-1H-imidazoleC₇H₈N₂O136.15
4003-65-04-(4,5-Dichloro-6-oxopyridazin-1(6H)-yl)benzenesulfonyl chlorideC₁₀H₅Cl₃N₂O₃S339.59
4003-88-76-Methoxy-1,2,3,4-tetrahydronaphthalen-2-amine hydrochlorideC₁₁H₁₆ClNO213.71
4003-89-82-Amino-7-methoxytetralinC₁₁H₁₅NO177.25
4003-94-54-NitrostilbeneC₁₄H₁₁NO₂225.25
40031-31-0Erythrulose, DL-C₄H₈O₄120.10
40032-59-52-Benzyl-9-phenyl-2,3-dihydro-1H-benzo[F]isoindol-1-oneC₂₅H₁₉NO349.43
40032-73-33-Bromo-2-chlorothiopheneC₄H₂BrClS197.48
40032-76-62-Bromo-3-(bromomethyl)thiopheneC₅H₄Br₂S255.96
40032-80-23-Bromo-4-(bromomethyl)thiopheneC₅H₄Br₂S255.96
40032-81-33-(Bromomethyl)-2-chlorothiopheneC₅H₄BrClS211.51
40033-94-1Spiro[3H-1,3-benzoxazine-2,1'-cyclopentane]-4-oneC₁₂H₁₃NO₂203.24
40033-95-2Spiro[benzo[e][1,3]oxazine-2,1'-cyclohexan]-4(3H)-oneC₁₃H₁₅NO₂217.27
40034-42-2RosoxacinC₁₇H₁₄N₂O₃294.31
40034-44-43-(4-Pyridyl)anilineC₁₁H₁₀N₂170.22
40038-00-4Naphthalenesulfonic acid, didodecyl-C₃₄H₅₆O₃S544.89
40039-49-45,7-Dihydroxy-2-(4-hydroxy-3,5-dimethoxyphenyl)-3-((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl)oxychromen-4-oneC₂₃H₂₄O₁₃508.43
4004-05-11,2-Dioleoyl-sn-glycero-3-phosphoethanolamineC₄₁H₇₈NO₈P744.05
4004-57-3cUMPC₉H₁₁N₂O₈P306.17
4004-68-6[2-(11,17-Dihydroxy-10,13-dimethyl-3-oxo-2,4,5,6,7,8,9,11,12,14,15,16-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl] acetateC₂₃H₃₄O₆406.52
4004-94-8ZolertineC₁₃H₁₈N₆258.33
4004-95-9Phenylpiperazine dihydrochlorideC₁₀H₁₆Cl₂N₂235.16
4004-96-04-Phenyl-1-(p-tolylsulphonyl)piperazineC₁₇H₂₀N₂O₂S316.43
4004-97-11-(4-Fluorophenyl)-4-(p-tolylsulphonyl)piperazineC₁₇H₁₉FN₂O₂S334.42
40041-95-0AngustolineC₂₀H₁₇N₃O₂331.38
40041-96-1AngustineC₂₀H₁₅N₃O313.36
40042-05-5trans-DihydronarciclasineC₁₄H₁₅NO₇309.27
40042-36-2N-[2-(3,4-Dimethoxyphenyl)ethyl]-2-(6-nitro-1,3-benzodioxol-5-yl)acetamideC₁₉H₂₀N₂O₇388.38
40045-50-95-((5-Nitro-1,3-thiazol-2-yl)sulfanyl)-1,3,4-thiadiazol-2-amineC₅H₃N₅O₂S₃261.31
40046-27-35-Chloro-2,4-dimethoxyphenyl isothiocyanateC₉H₈ClNO₂S229.69
40046-28-44-Methoxy-2-methylphenyl isothiocyanateC₉H₉NOS179.24
40046-30-83,5-Dimethylphenyl isothiocyanateC₉H₉NS163.25
40046-95-5N-(4-(Diethylamino)benzylidene)anilineC₁₇H₂₀N₂252.36
40047-23-26-Hydroxy-1H-indole-2-carboxylic acidC₉H₇NO₃177.16
4005-02-1Ethyl 4-(2-methyl-4-oxoquinazolin-3(4H)-yl)benzoateC₁₈H₁₆N₂O₃308.34
4005-05-44-(2-Methyl-4-oxoquinazolin-3(4H)-yl)benzoic acidC₁₆H₁₂N₂O₃280.28
4005-49-66-BenzamidopurineC₁₂H₉N₅O239.24
4005-51-01,3,4-Thiadiazol-2-amineC₂H₃N₃S101.13
4005-68-94-(Phenylamino)-3'-sulfoazobenzeneC₁₈H₁₅N₃O₃S353.40
40051-30-710-(3-Chloropropyl)-2-(methylsulphonyl)-10H-phenothiazineC₁₆H₁₆ClNO₂S₂353.90
40052-13-93-(tert-Butoxy)-3-oxopropanoic acidC₇H₁₂O₄160.17
40052-63-9(2-Bromoethyl)(methyl)amine hydrobromideC₃H₉Br₂N218.92
40053-01-8(E)-3-Bromo-2-methyl-acrylic acid methyl esterC₅H₇BrO₂179.01
40053-33-6RefChem:357327C₁₁H₁₀O₂S206.27
40053-37-07-Methoxy-4-methylquinolin-2-olC₁₁H₁₁NO₂189.21
40053-81-4Tetrahydro-2H-pyran-2-carbonyl chlorideC₆H₉ClO₂148.59
40054-01-16-(Bromomethyl)-2-pyridinemethanolC₇H₈BrNO202.05
40054-69-1EtizolamC₁₇H₁₅ClN₄S342.86
40056-53-92-Methyl-1H-imidazole-4,5-dicarbonitrileC₆H₄N₄132.13
40057-21-42-Cyclopropaneamidobenzoic acidC₁₁H₁₁NO₃205.21
40057-27-03-Amino-1,1-dioxo-1lambda6-thiolane-3-carboxylic acidC₅H₉NO₄S179.20
40059-53-8Ethyl 4-hydroxy-2-oxo-1,2-dihydroquinoline-3-carboxylateC₁₂H₁₁NO₄233.22
4006-38-6Phosphine, bis(2-methylpropyl)-C₈H₁₉P146.21
4006-50-21,2,3,4,6,7,8,9-OctahydrophenazineC₁₂H₁₆N₂188.27
4006-62-61,2-Dimethyl-1H-1,3-benzodiazol-6-amineC₉H₁₁N₃161.21
4006-73-91-Benzylcycloheptan-1-olC₁₄H₂₀O204.31
400607-05-89-([1,1'-Biphenyl]-4-yl)-10-bromoanthraceneC₂₆H₁₇Br409.33
400607-31-0B-(9,9-Diphenyl-9H-fluoren-2-yl)boronic acidC₂₅H₁₉BO₂362.24
400607-46-710-(1-Naphthyl)anthracene-9-boronic acidC₂₄H₁₇BO₂348.21
400607-47-8(10-[1,1'-Biphenyl]-4-yl-9-anthracenyl)boronic acidC₂₆H₁₉BO₂374.25
40061-07-22-tert-Butyl-4(5)-phenyl-5(4)-(3-pyridyl)imidazoleC₁₈H₁₉N₃277.37
40061-21-02-(4-Methylphenyl)-1-(3-pyridinyl)-1-ethanoneC₁₄H₁₃NO211.26
40061-45-81-Phenyl-2-pyrazin-2-yl ethanoneC₁₂H₁₀N₂O198.22
400611-95-24-((6-Amino-4-pyrimidinyl)amino)benzenesulfonamideC₁₀H₁₁N₅O₂S265.30
400620-72-63,4-Dihydro-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)quinolin-2(1H)-oneC₁₅H₂₀BNO₃273.14
400626-71-3(R)-2-Benzyl 1-tert-butyl 5-oxopyrrolidine-1,2-dicarboxylateC₁₇H₂₁NO₅319.36
40064-52-6N-(2-Morpholin-4-ylethyl)-6-phenyl-pyridazin-3-amineC₁₆H₂₀N₄O284.36
40064-67-3(3-Methyl-1,2-thiazol-5-yl)methanamineC₅H₈N₂S128.20
40064-68-4(1,2-Thiazol-3-yl)methanamineC₄H₆N₂S114.17
400650-12-6Nocathiacin IVC₅₈H₅₇N₁₃O₁₇S₅1368.50
40067-22-93,5-Dichloro-4-ethoxyanilineC₈H₉Cl₂NO206.07
40067-66-12-(Trifluoromethyl)benzamidoximeC₈H₇F₃N₂O204.15
40067-82-13-MethylbenzamidoximeC₈H₁₀N₂O150.18
40069-06-5N-Hydroxy-3-(trifluoromethyl)benzamideC₈H₆F₃NO₂205.13
40069-07-64-(Trifluoromethyl)benzohydroxamic acidC₈H₆F₃NO₂205.13
4007-01-6S-(N,N-Dimethylthiocarbamoyl)thioglycolic AcidC₅H₉NO₂S₂179.27
4007-79-85,5-Dimethylpiperidin-2-oneC₇H₁₃NO127.19
4007-81-2Methyl 4,4-dimethyl-5-oxopentanoateC₈H₁₄O₃158.20
40070-00-62-Isopropyl-6-phenoxymethyl-4-pyrimidinolC₁₄H₁₆N₂O₂244.29
40070-06-24,6-Diaminopyrimidine-2-sulfinic acidC₄H₆N₄O₂S174.19
40070-84-62-(2-Quinolyl)malondialdehydeC₁₂H₉NO₂199.21
40070-86-8(Quinolin-4-yl)propanedial--water (2/3)C₂₄H₂₄N₂O₇452.46
40071-07-62-(2-Benzoxazolyl)malondialdehydeC₁₀H₇NO₃189.17
40071-64-5NicandrenoneC₂₈H₃₄O₆466.57
400715-45-95-(2-Methyl-1,3-thiazol-4-yl)thiophene-2-carboxylic acidC₉H₇NO₂S₂225.29
400715-51-72-(((tert-Butoxy)carbonyl)(methyl)amino)-1,3-thiazole-5-carboxylic acidC₁₀H₁₄N₂O₄S258.30
400715-83-51-Methyl-5-phenyl-1H-pyrrole-2-carboxylic acidC₁₂H₁₁NO₂201.22
40072-67-11,10-EpoxydecompositinC₁₇H₂₀O₅304.34
40072-82-04-Methoxy-5-[(Z)-methoxy[(2S,3R)-3-phenyloxiranyl]methylene]-2(5H)-furanoneC₁₅H₁₄O₅274.27
400720-05-0(1S,2S,5R)-3-((tert-Butoxy)carbonyl)-3-azabicyclo(3.1.0)hexane-2-carboxylic acidC₁₁H₁₇NO₄227.26
400720-72-1tert-Butyl N-((4-amino-2-chlorophenyl)methyl)carbamateC₁₂H₁₇ClN₂O₂256.73
400720-77-6tert-Butyl N-[(6-aminopyridin-3-yl)methyl]carbamateC₁₁H₁₇N₃O₂223.28
400721-75-74-(Aminomethyl)-3-chloroanilineC₇H₉ClN₂156.62
400727-57-3N,N-Dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzamideC₁₅H₂₂BNO₃275.16
400727-63-1tert-Butyl 5-nitro-2,3-dihydro-1H-isoindole-2-carboxylateC₁₃H₁₆N₂O₄264.28
400727-69-75-Nitro-2,3-dihydro-1H-isoindole hydrochlorideC₈H₉ClN₂O₂200.63
400729-14-83,4-Dihydrospiro[1-benzopyran-2,4'-piperidine] hydrochlorideC₁₃H₁₈ClNO239.75
40073-36-73-Bromoisoquinolin-1-amineC₉H₇BrN₂223.07
40073-37-83-Bromoisoquinolin-4-amineC₉H₇BrN₂223.07
40073-38-93-Bromo-4-methylpyridin-2-amineC₆H₇BrN₂187.04

All pages for 4 (50 pages)Show all

Every CAS number here is checked for a valid check digit. Confirm it with the supplier before you order. CAS Registry Number is a registered trademark of the American Chemical Society.