CAS number index

CAS numbers starting with 303, page 14

2,703 chemicals have a CAS number that starts with 303. They are listed in CAS order.

Showing 1,301 to 1,400 of 2,703 chemicals

CAS numberChemical nameFormulaMol. weight

303102-96-72-((4-Ethyl-5-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl)sulfanyl)-N'-((3Z)-2-oxo-1,2-dihydro-3H-indol-3-ylidene)acetohydrazideC₂₁H₂₀N₆O₃S436.50
303103-01-72-((4-Ethyl-5-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl)sulfanyl)-N'-((E)-1-(2-naphthyl)ethylidene)acetohydrazideC₂₅H₂₅N₅O₂S459.57
303103-06-24-((1E)-N-(((4-Ethyl-5-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl)sulfanyl)acetyl)ethanehydrazonoyl)phenyl acetateC₂₃H₂₅N₅O₄S467.55
303103-11-92-{[5-(4-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl]sulfanyl}-N'-[(E)-(3-methyl-2-thienyl)methylidene]acetohydrazideC₂₂H₁₈BrN₅OS₂512.46
303103-13-12-((5-(4-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl)sulfanyl)-N'-((E)-1-naphthylmethylidene)acetohydrazideC₂₇H₂₀BrN₅OS542.46
303103-14-22-((5-(4-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl)sulfanyl)-N'-((E)-(2-nitrophenyl)methylidene)acetohydrazideC₂₃H₁₇BrN₆O₃S537.40
303103-16-4N'-[(E)-9-Anthrylmethylidene]-2-{[5-(4-bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl]sulfanyl}acetohydrazideC₃₁H₂₂BrN₅OS592.52
303103-18-6N'-((E)-(4-(Benzyloxy)-3-methoxyphenyl)methylidene)-2-((5-(4-bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl)sulfanyl)acetohydrazideC₃₁H₂₆BrN₅O₃S628.55
303103-20-0N'-[(E)-(5-Bromo-2-methoxyphenyl)methylidene]-2-{[5-(4-bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl]sulfanyl}acetohydrazideC₂₄H₁₉Br₂N₅O₂S601.32
303103-22-22-{[5-(4-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl]sulfanyl}-N'-[(E)-(3-chlorophenyl)methylidene]acetohydrazideC₂₃H₁₇BrClN₅OS526.85
303103-24-42-{[5-(4-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl]sulfanyl}-N'-[(E)-(2-chloro-6-fluorophenyl)methylidene]acetohydrazideC₂₃H₁₆BrClFN₅OS544.84
303103-26-62-((5-(4-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl)sulfanyl)-N'-((E)-(2,3-dichlorophenyl)methylidene)acetohydrazideC₂₃H₁₆BrCl₂N₅OS561.29
303103-28-8N'-((E)-(3-Bromophenyl)methylidene)-2-((5-(4-bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl)sulfanyl)acetohydrazideC₂₃H₁₇Br₂N₅OS571.30
303103-30-22-{[5-(4-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl]sulfanyl}-N'-[(E)-(2,3-dimethoxyphenyl)methylidene]acetohydrazideC₂₅H₂₂BrN₅O₃S552.45
303103-32-42-{[5-(4-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl]sulfanyl}-N'-[(E)-(2,5-dimethoxyphenyl)methylidene]acetohydrazideC₂₅H₂₂BrN₅O₃S552.45
303103-34-62-((5-(4-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl)sulfanyl)-N'-((E)-4-pyridinylmethylidene)acetohydrazideC₂₂H₁₇BrN₆OS493.39
303103-36-8Methyl 4-((E)-((((5-(4-bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl)sulfanyl)acetyl)hydrazono)methyl)benzoateC₂₅H₂₀BrN₅O₃S550.44
303103-38-02-((5-(4-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl)sulfanyl)-N'-((E)-(4-fluorophenyl)methylidene)acetohydrazideC₂₃H₁₇BrFN₅OS510.39
303103-40-42-{[5-(4-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl]sulfanyl}-N'-[(E)-(4-ethoxyphenyl)methylidene]acetohydrazideC₂₅H₂₂BrN₅O₂S536.46
303103-42-6N'-[(E)-(5-Bromo-2-hydroxyphenyl)methylidene]-2-{[5-(4-bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl]sulfanyl}acetohydrazideC₂₃H₁₇Br₂N₅O₂S587.30
303103-43-72-((5-(4-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl)sulfanyl)-N'-((E)-(3,4,5-trimethoxyphenyl)methylidene)acetohydrazideC₂₆H₂₄BrN₅O₄S582.48
303103-45-92-((5-(4-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl)sulfanyl)-N'-((E)-(2,6-dichlorophenyl)methylidene)acetohydrazideC₂₃H₁₆BrCl₂N₅OS561.29
303103-47-12-{[5-(4-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl]sulfanyl}-N'-[(E)-(3,4-dichlorophenyl)methylidene]acetohydrazideC₂₃H₁₆BrCl₂N₅OS561.29
303103-49-32-{[5-(4-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl]sulfanyl}-N'-{(E)-[2-(trifluoromethyl)phenyl]methylidene}acetohydrazideC₂₄H₁₇BrF₃N₅OS560.40
303103-51-72-((5-(4-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl)sulfanyl)-N'-((E)-(4-(methylsulfanyl)phenyl)methylidene)acetohydrazideC₂₄H₂₀BrN₅OS₂538.50
303103-53-92-{[5-(4-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl]sulfanyl}-N'-[(E)-(3-ethoxy-2-hydroxyphenyl)methylidene]acetohydrazideC₂₅H₂₂BrN₅O₃S552.45
303103-55-12-{[5-(4-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl]sulfanyl}-N'-[(E)-(3-phenoxyphenyl)methylidene]acetohydrazideC₂₉H₂₂BrN₅O₂S584.50
303103-56-22-((5-(4-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl)sulfanyl)-N'-((E)-(4-ethylphenyl)methylidene)acetohydrazideC₂₅H₂₂BrN₅OS520.46
303103-58-42-((5-(4-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl)sulfanyl)-N'-((E)-3-pyridinylmethylidene)acetohydrazideC₂₂H₁₇BrN₆OS493.39
303103-60-82-(4-Benzylpiperazin-1-yl)-N-[(E)-(5-methylthiophen-2-yl)methylideneamino]acetamideC₁₉H₂₄N₄OS356.50
303103-72-22-(4-Benzyl-1-piperazinyl)-N'-(3-fluorobenzylidene)acetohydrazideC₂₀H₂₃FN₄O354.43
303103-82-42-(4-Benzyl-1-piperazinyl)-N'-(1-(4-methoxyphenyl)ethylidene)acetohydrazideC₂₂H₂₈N₄O₂380.49
303103-88-02-(4-Benzyl-1-piperazinyl)-N'-(1-(3-methoxyphenyl)ethylidene)acetohydrazideC₂₂H₂₈N₄O₂380.49
303103-90-42-(4-Benzyl-1-piperazinyl)-N'-(1-(4-hydroxyphenyl)ethylidene)acetohydrazideC₂₁H₂₆N₄O₂366.46
303103-92-62-(4-Benzyl-1-piperazinyl)-N'-(1-(2-naphthyl)ethylidene)acetohydrazideC₂₅H₂₈N₄O400.53
303103-94-82-(4-Benzyl-1-piperazinyl)-N'-(1-(4-HO-3-methoxyphenyl)ethylidene)acetohydrazideC₂₂H₂₈N₄O₃396.49
303103-95-92-(4-Benzyl-1-piperazinyl)-N'-(1-(3-bromophenyl)ethylidene)acetohydrazideC₂₁H₂₅BrN₄O429.36
303103-96-0N'-(1-(4-Aminophenyl)ethylidene)-3-(3-ethoxyphenyl)-1H-pyrazole-5-carbohydrazideC₂₀H₂₁N₅O₂363.42
303103-97-13-(3-Ethoxyphenyl)-N'-(2-methoxybenzylidene)-1H-pyrazole-5-carbohydrazideC₂₀H₂₀N₄O₃364.40
303103-98-2N'-(4-Propoxybenzylidene)-3-(2-thienyl)-1H-pyrazole-5-carbohydrazideC₁₈H₁₈N₄O₂S354.44
303103-99-3N'-(5-Bromo-2-fluorobenzylidene)-3-(2-thienyl)-1H-pyrazole-5-carbohydrazideC₁₅H₁₀BrFN₄OS393.24
303104-00-9N'-(3-Methylbenzylidene)-3-(2-thienyl)-1H-pyrazole-5-carbohydrazideC₁₆H₁₄N₄OS310.38
303104-01-0N'-(3-Fluorobenzylidene)-4,5-dihydro-1H-benzo(G)indazole-3-carbohydrazideC₁₉H₁₅FN₄O334.35
303104-03-2N'-(2-Methylbenzylidene)-4,5-dihydro-1H-benzo(G)indazole-3-carbohydrazideC₂₀H₁₈N₄O330.39
303104-04-3N'-(3-Methylbenzylidene)-4,5-dihydro-1H-benzo(G)indazole-3-carbohydrazideC₂₀H₁₈N₄O330.39
303104-05-43-Ethyl-4-methyl-N'-(4-pyridinylmethylene)-1H-pyrazole-5-carbohydrazideC₁₃H₁₅N₅O257.30
303104-06-53-(4-Methoxyphenyl)-4-ME-N'-(2-thienylmethylene)-1H-pyrazole-5-carbohydrazideC₁₇H₁₆N₄O₂S340.41
303104-07-6N'-(4-(Diethylamino)benzylidene)-3-(4-meo-PH)-4-ME-1H-pyrazole-5-carbohydrazideC₂₃H₂₇N₅O₂405.50
303104-08-7N'-(1-(4-Bromophenyl)ethylidene)-3-(5-ME-2-furyl)-1H-pyrazole-5-carbohydrazideC₁₇H₁₅BrN₄O₂387.24
303104-09-83-(2-Ethoxyphenyl)-N'-(1-(2-thienyl)ethylidene)-1H-pyrazole-5-carbohydrazideC₁₈H₁₈N₄O₂S354.44
303104-10-13-Isopropyl-N'-(4-isopropylbenzylidene)-1H-pyrazole-5-carbohydrazideC₁₇H₂₂N₄O298.39
303104-11-2(E)-N'-((1H-Indol-3-yl)methylene)-3-isopropyl-1H-pyrazole-5-carbohydrazideC₁₆H₁₇N₅O295.35
303104-12-3N'-(1-(2-Furyl)ethylidene)-3-isopropyl-1H-pyrazole-5-carbohydrazideC₁₃H₁₆N₄O₂260.30
303104-13-43-Isopropyl-N'-((3Z)-2-oxo-1,2-dihydro-3H-indol-3-ylidene)-1H-pyrazole-5-carbohydrazideC₁₅H₁₅N₅O₂297.32
303104-14-5N'-(3-Ethoxy-2-hydroxybenzylidene)3-(4-meo-PH)-4-ME-1H-pyrazole-5-carbohydrazideC₂₁H₂₂N₄O₄394.43
303104-15-6N'-(1-(4-HO-3-Meo-PH)ethylidene)-3-(5-ME-2-thienyl)-1H-pyrazole-5-carbohydrazideC₁₈H₁₈N₄O₃S370.43
303104-16-73-(3-Ethoxyphenyl)-N'-(1-(3-HO-phenyl)ethylidene)-1H-pyrazole-5-carbohydrazideC₂₀H₂₀N₄O₃364.40
303104-17-83-(5-Methyl-2-furyl)-N'-(1-(2-thienyl)ethylidene)-1H-pyrazole-5-carbohydrazideC₁₅H₁₄N₄O₂S314.37
303104-18-93-Isopropyl-N'-(1-phenylethylidene)-1H-pyrazole-5-carbohydrazideC₁₅H₁₈N₄O270.34
303104-19-0N'-(2-CL-5-Nitrobenzylidene)-4,5-dihydro-1H-benzo(G)indazole-3-carbohydrazideC₁₉H₁₄ClN₅O₃395.81
303104-20-3N-Trityl-2-(2-(2-(tritylamino)ethoxy)ethoxy)ethanamineC₄₄H₄₄N₂O₂632.85
303104-23-61-(4-Chlorophenyl)-2-hydroxy-2-(1H-indol-3-yl)ethanoneC₁₆H₁₂ClNO₂285.73
303104-24-71-(2-Thienyl)-2,2-DI(4-toluidino)ethanoneC₂₀H₂₀N₂OS336.46
303104-26-9N-(1-Hydroxy-2-oxo-2-(2-thienyl)ethyl)benzamideC₁₃H₁₁NO₃S261.30
303104-27-0S-(2-((1,3-Dioxo-1,3-dihydro-2H-isoindol-2-yl)oxy)ethyl) O-ethyl dithiocarbonateC₁₃H₁₃NO₄S₂311.38
303104-28-16-(4-Bromophenyl)-7-(4-methylphenyl)-7,12-dihydro-6H-chromeno(4,3-D)(1,2,4)triazolo(1,5-A)pyrimidineC₂₅H₁₉BrN₄O471.36
303104-29-26,7-Bis(2-methoxyphenyl)-7,12-dihydro-6H-chromeno[4,3-D][1,2,4]triazolo[1,5-A]pyrimidineC₂₆H₂₂N₄O₃438.49
303104-30-54-(Benzyloxy)benzaldehyde (4-oxo-1,3-thiazolidin-2-ylidene)hydrazoneC₁₇H₁₅N₃O₂S325.39
303104-31-69-Chloro-2-(furan-2-yl)-1'-propyl-1,10B-dihydrospiro(benzo(E)pyrazolo(1,5-C)(1,3)oxazine-5,4'-piperidine)C₂₁H₂₄ClN₃O₂385.89
303104-32-72-(4-Bromophenyl)-7,9-dichloro-1'-propyl-1,10B-dihydrospiro[benzo[E]pyrazolo[1,5-C][1,3]oxazine-5,4'-piperidine]C₂₃H₂₄BrCl₂N₃O509.27
303104-33-87,9-Dichloro-5-(2-CL-phenyl)-2-PH-1,10B-dihydropyrazolo(1,5-C)(1,3)benzoxazineC₂₂H₁₅Cl₃N₂O429.73
303104-34-99-Bromo-2-(4-fluorophenyl)-5',5'-dimethyl-1,10B-dihydrospiro[benzo[E]pyrazolo[1,5-C][1,3]oxazine-5,1'-cyclohex[2]EN]-3'-OLC₂₃H₂₂BrFN₂O₂457.34
303104-35-0(9-Chloro-2-(2-furyl)-1,10B-dihydropyrazolo(1,5-C)(1,3)benzoxazin-5-yl)(4-methoxyphenyl)methanoneC₂₂H₁₇ClN₂O₄408.84
303104-36-12-(4-Bromophenyl)-7,9-dichloro-5-(2-methoxyphenyl)-1,10B-dihydropyrazolo(1,5-C)(1,3)benzoxazineC₂₃H₁₇BrCl₂N₂O₂504.21
303104-37-29-Chloro-2-(2-furyl)-5-phenyl-1,10B-dihydropyrazolo(1,5-C)(1,3)benzoxazineC₂₀H₁₅ClN₂O₂350.81
303104-38-35-(1-Acetyl-1H-indol-3-yl)-7,9-dichloro-2-(2-naphthyl)-1,10B-dihydropyrazolo(1,5-C)(1,3)benzoxazineC₃₀H₂₁Cl₂N₃O₂526.42
303104-39-44-[7,9-Dichloro-2-(2-naphthyl)-1,10B-dihydropyrazolo[1,5-C][1,3]benzoxazin-5-yl]-N,N-dimethylanilineC₂₈H₂₃Cl₂N₃O488.42
303104-40-74-(5-(1-Acetyl-1H-indol-3-yl)-7,9-dichloro-1,10B-dihydropyrazolo(1,5-C)(1,3)benzoxazin-2-yl)phenyl methyl etherC₂₇H₂₁Cl₂N₃O₃506.39
303104-41-82-(Naphthalen-2-yl)-1'-propyl-1,10B-dihydrospiro(benzo(E)pyrazolo(1,5-C)(1,3)oxazine-5,4'-piperidine)C₂₇H₂₉N₃O411.55
303104-42-99-Bromo-2-(naphthalen-2-yl)-1'-propyl-1,10B-dihydrospiro(benzo(E)pyrazolo(1,5-C)(1,3)oxazine-5,4'-piperidine)C₂₇H₂₈BrN₃O490.44
303104-43-05-(2-Chlorophenyl)-2-(2-naphthyl)-1,10B-dihydropyrazolo(1,5-C)(1,3)benzoxazineC₂₆H₁₉ClN₂O410.90
303104-44-17,9-Dichloro-2-(4-chlorophenyl)-5-(2-methoxyphenyl)-1,10B-dihydropyrazolo(1,5-C)(1,3)benzoxazineC₂₃H₁₇Cl₃N₂O₂459.76
303104-45-25-(1-Acetyl-1H-indol-3-yl)-7,9-dichloro-2-(4-chlorophenyl)-1,10B-dihydropyrazolo[1,5-C][1,3]benzoxazineC₂₆H₁₈Cl₃N₃O₂510.81
303104-46-37,9-Dichloro-2-(4-chlorophenyl)-1'-propyl-1,10B-dihydrospiro(benzo(E)pyrazolo(1,5-C)(1,3)oxazine-5,4'-piperidine)C₂₃H₂₄Cl₃N₃O464.82
303104-47-45-(2-Methoxyphenyl)-2-(2-naphthyl)-1,10B-dihydropyrazolo(1,5-C)(1,3)benzoxazineC₂₇H₂₂N₂O₂406.49
303104-48-55'-Bromo-7,9-dichloro-2-phenyl-1,10B-dihydrospiro(benzo(E)pyrazolo(1,5-C)(1,3)oxazine-5,3'-indolin)-2'-oneC₂₃H₁₄BrCl₂N₃O₂515.19
303104-49-6[7,9-Dichloro-2-(4-chlorophenyl)-1,10B-dihydropyrazolo[1,5-C][1,3]benzoxazin-5-yl](4-methoxyphenyl)methanoneC₂₄H₁₇Cl₃N₂O₃487.77
303104-50-9N-[4-(7,9-Dichloro-2-phenyl-1,10B-dihydropyrazolo[1,5-C][1,3]benzoxazin-5-yl)phenyl]-N,N-dimethylamineC₂₄H₂₁Cl₂N₃O438.36
303104-51-09-Bromo-2-phenyl-1'-propyl-1,10B-dihydrospiro(benzo(E)pyrazolo(1,5-C)(1,3)oxazine-5,4'-piperidine)C₂₃H₂₆BrN₃O440.38
303104-52-15'-Bromo-2-(4-bromophenyl)-9-chloro-1,10B-dihydrospiro[benzo[E]pyrazolo[1,5-C][1,3]oxazine-5,3'-indolin]-2'-oneC₂₃H₁₄Br₂ClN₃O₂559.64
303104-53-29-BR-5-(2-CL-Phenyl)-2-(2-naphthyl)-1,10B-dihydropyrazolo(1,5-C)(1,3)benzoxazineC₂₆H₁₈BrClN₂O489.80
303104-54-39-BR-5-(2-CL-PH)-2-(4-Chlorophenyl)-1,10B-dihydropyrazolo(1,5-C)(1,3)benzoxazineC₂₂H₁₅BrCl₂N₂O474.19
303104-55-47,9-Dichloro-2-(naphthalen-2-yl)-1'-propyl-1,10B-dihydrospiro(benzo(E)pyrazolo(1,5-C)(1,3)oxazine-5,4'-piperidine)C₂₇H₂₇Cl₂N₃O480.44
303104-56-57,9-DI-CL-5-(2-CL-PH)-2-(4-Meo-PH)-1,10B-dihydropyrazolo(1,5-C)(1,3)benzoxazineC₂₃H₁₇Cl₃N₂O₂459.76
303104-57-6[7,9-Dichloro-2-(4-methoxyphenyl)-1,10B-dihydropyrazolo[1,5-C][1,3]benzoxazin-5-yl](4-methoxyphenyl)methanoneC₂₅H₂₀Cl₂N₂O₄483.35
303104-58-77,9-Dichloro-2-(4-methoxyphenyl)-1'-propyl-1,10B-dihydrospiro[benzo[E]pyrazolo[1,5-C][1,3]oxazine-5,4'-piperidine]C₂₄H₂₇Cl₂N₃O₂460.40
303104-60-14-({(E)-[3-(Difluoromethoxy)phenyl]methylidene}amino)-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-oneC₁₉H₁₇F₂N₃O₂357.36
303104-62-3Diethyl 4-(3-(difluoromethoxy)PH)-2,6-dimethyl-1,4-2H-3,5-pyridinedicarboxylateC₂₀H₂₃F₂NO₅395.40
303104-64-53-(Difluoromethoxy)-N-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)benzamideC₁₉H₁₇F₂N₃O₃373.36
303104-66-74-((1-(4-Carboxyanilino)-2-oxo-2-(2-thienyl)ethyl)amino)benzoic acidC₂₀H₁₆N₂O₅S396.42

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