Hydrogen + Oxygen Compounds (H + O)
Found 868,775 compounds containing Hydrogen + Oxygen. Page 1001 of 17376.
H
Hydrogen
Lightest element, forms water with oxygen
O
Oxygen
Essential for respiration
| Formula | IUPAC Name | Common Name | Mol. Weight |
|---|---|---|---|
| C14H18N4O3 | acetic acid;2-piperazin-1-yl-1H-quinazolin-4-one | acetic acid;2-piperazin-1-yl-1H-quinazolin-4-one | 290.32 |
| C22H27N3O5 | 2-butyl-3-(4-pyrrolidin-1-ylbut-2-ynyl)quinazolin-4-one;oxalic acid | 23905-33-1 | 413.50 |
| C20H25N3O | 2-butyl-3-(4-pyrrolidin-1-ylbut-2-ynyl)quinazolin-4-one | 2-butyl-3-(4-pyrrolidin-1-ylbut-2-ynyl)quinazolin-4-one | 323.40 |
| C16H19N3O3 | 3-[3-[(2S,3R)-3-hydroxy-2-piperidyl]-2-oxo-propyl]quinazolin-4-one | Febrifugine | 301.34 |
| C17H17N3O2 | 6-amino-3-(4-hydroxy-3,5-dimethyl-phenyl)-2-methyl-quinazolin-4-one | 27945-57-9 | 295.34 |
| C14H9ClN2O2 | 6-chloro-2-(2-hydroxyphenyl)-1H-quinazolin-4-one | 6-chloro-2-(2-hydroxyphenyl)-1H-quinazolin-4-one | 272.68 |
| C18H14N2O | 1-(1-naphthyl)-2,3-dihydroquinazolin-4-one | 2,3-Dihydro-(1-naphthyl)-4-(1H)-quinazolinone | 274.30 |
| C18H18N2O2 | 3-isopropyl-2-(4-methoxyphenyl)quinazolin-4-one | 4(3H)-Quinazolinone, 3-isopropyl-2-(p-methoxyphenyl)- | 294.30 |
| C9H7ClN2OS | 6-chloro-2-methylsulfanyl-1H-quinazolin-4-one | 6-chloro-2-methylsulfanyl-1H-quinazolin-4-one | 226.68 |
| C13H15N3O | 2-(1-piperidyl)-1H-quinazolin-4-one | 2-(1-piperidyl)-1H-quinazolin-4-one | 229.28 |
| C17H15ClN2O | 6-chloro-3-(2,4-dimethylphenyl)-2-methyl-quinazolin-4-one | 4(3H)-Quinazolinone, 6-chloro-3-(2,4-dimethylphenyl)-2-methyl- | 298.80 |
| C21H31N3O6 | 7-butoxy-3-[3-(diethylamino)propyl]quinazolin-4-one;oxalic acid | 7-Butoxy-3-(3-(diethylamino)propyl)-4(3H)-quinazolinone oxalate | 421.50 |
| C19H29N3O2 | 7-butoxy-3-[3-(diethylamino)propyl]quinazolin-4-one | 7-butoxy-3-[3-(diethylamino)propyl]quinazolin-4-one | 331.50 |
| C16H14N2O2 | 3-(2-hydroxy-4-methyl-phenyl)-2-methyl-quinazolin-4-one | 4(3H)-Quinazolinone, 3-(2-hydroxy-p-tolyl)-2-methyl- | 266.29 |
| C16H13FN2O | 2-(fluoromethyl)-3-(o-tolyl)quinazolin-4-one | 37107-06-5 | 268.28 |
| C18H15ClN2O | 8-chloro-1-(cyclopropylmethyl)-4-phenyl-quinazolin-2-one | 37555-10-5 | 310.80 |
| C13H9ClN4O | 6-chloro-2-methyl-3-pyrimidin-2-yl-quinazolin-4-one | 37905-56-9 | 272.69 |
| C19H13N3O | 3-phenyl-2-(4-pyridyl)quinazolin-4-one | BRN 0619025 | 299.30 |
| C19H17N5O2 | 2-methyl-3-[[5-(4-methylanilino)-1,3,4-oxadiazol-2-yl]methyl]quinazolin-4-one | BRN 1041498 | 347.40 |
| C15H11FN2O | 6-fluoro-2-methyl-3-phenyl-quinazolin-4-one | 49579-00-2 | 254.26 |
| C16H13FN2O | 6-fluoro-2-methyl-3-(p-tolyl)quinazolin-4-one | 49579-03-5 | 268.28 |
| C15H10F2N2O | 6-fluoro-3-(2-fluorophenyl)-2-methyl-quinazolin-4-one | 49579-08-0 | 272.25 |
| C15H10FN3O3 | 6-fluoro-2-methyl-3-(2-nitrophenyl)quinazolin-4-one | 4(3H)-Quinazolinone, 6-fluoro-2-methyl-3-(2-nitrophenyl)- | 299.26 |
| C17H15FN2O | 2-ethyl-6-fluoro-3-(m-tolyl)quinazolin-4-one | 4(3H)-Quinazolinone, 2-ethyl-6-fluoro-3-(3-methylphenyl)- | 282.31 |
| C16H12F2N2O | 2-ethyl-6-fluoro-3-(3-fluorophenyl)quinazolin-4-one | 4(3H)-Quinazolinone, 2-ethyl-6-fluoro-3-(3-fluorophenyl)- | 286.28 |
| C16H12ClFN2O | 3-(4-chlorophenyl)-2-ethyl-6-fluoro-quinazolin-4-one | 4(3H)-Quinazolinone, 3-(4-chlorophenyl)-2-ethyl-6-fluoro- | 302.73 |
| C16H13FN2O2 | 7-fluoro-3-(4-methoxyphenyl)-2-methyl-quinazolin-4-one | 4(3H)-Quinazolinone, 7-fluoro-3-(4-methoxyphenyl)-2-methyl- | 284.28 |
| C17H16N2O | 2-methyl-3-(2-phenylethyl)quinazolin-4-one | 4(3H)-Quinazolinone, 2-methyl-3-phenethyl- | 264.32 |
| C16H13BrN2O | 2-(bromomethyl)-3-(o-tolyl)quinazolin-4-one | 61554-48-1 | 329.19 |
| C18H18N2O2 | 2-(ethoxymethyl)-3-(o-tolyl)quinazolin-4-one | 61554-65-2 | 294.30 |
| C20H21BrN4OS | 3-(o-tolyl)-2-(1,4,5,6-tetrahydropyrimidin-2-ylsulfanylmethyl)quinazolin-4-one;hydrobromide | 4(3H)-Quinazolinone, 2-(((1,4,5,6-tetrahydro-2-pyrimidinyl)thio)methyl)-3-o-tolyl-, monohydrobromide | 445.40 |
| C20H20N4OS | 3-(o-tolyl)-2-(1,4,5,6-tetrahydropyrimidin-2-ylsulfanylmethyl)quinazolin-4-one | CHEMBL3303952 | 364.50 |
| C18H16BrClN4OS | 3-(2-chlorophenyl)-2-(4,5-dihydro-1H-imidazol-2-ylsulfanylmethyl)quinazolin-4-one;hydrobromide | 4(3H)-Quinazolinone, 3-(o-chlorophenyl)-2-((2-imidazolin-2-ylthio)methyl)-, monohydrobromide | 451.80 |
| C18H15ClN4OS | 3-(2-chlorophenyl)-2-(4,5-dihydro-1H-imidazol-2-ylsulfanylmethyl)quinazolin-4-one | CHEMBL3304410 | 370.90 |
| C15H10F2N2O2 | 6-(difluoromethoxy)-4-phenyl-1H-quinazolin-2-one | 2(1H)-Quinazolinone, 6-(difluoromethoxy)-4-phenyl- | 288.25 |
| C19H16N4O | 2-methyl-3-(5-methyl-2-phenyl-pyrazol-3-yl)quinazolin-4-one | 4(3H)-Quinazolinone, 2-methyl-3-(3-methyl-1-phenyl-1H-pyrazol-5-yl)- | 316.40 |
| C18H18N2O2 | 4-(3-hydroxyphenyl)-1-isopropyl-7-methyl-quinazolin-2-one | 3-Hydroxyproquazone | 294.30 |
| C24H20N4O | 3-[(5,6-dimethyl-1H-benzimidazol-2-yl)methyl]-2-phenyl-quinazolin-4-one | 65925-16-8 | 380.40 |
| C26H24N4O | 3-[1-(1H-benzimidazol-2-yl)-3-methyl-butyl]-2-phenyl-quinazolin-4-one | BRN 0719279 | 408.50 |
| C25H22N4O | 3-[1-(1H-benzimidazol-2-yl)-2-methyl-propyl]-2-phenyl-quinazolin-4-one | BRN 0712292 | 394.50 |
| C19H21Cl3N4O | 3-[[4-(2-chlorophenyl)piperazin-1-yl]methyl]quinazolin-4-one;dihydrochloride | 4(3H)-Quinazolinone, 3-(4-(o-chlorophenyl)-1-piperazinylmethyl)-, dihydrochloride | 427.80 |
| C19H19ClN4O | 3-[[4-(2-chlorophenyl)piperazin-1-yl]methyl]quinazolin-4-one | AKOS034337599 | 354.80 |
| C16H24Cl2N4O | 3-[(4-isopropylpiperazin-1-yl)methyl]quinazolin-4-one;dihydrochloride | 4(3H)-Quinazolinone, 3-(4-isopropyl-1-piperazinylmethyl)-, dihydrochloride | 359.30 |
| C16H22N4O | 3-[(4-isopropylpiperazin-1-yl)methyl]quinazolin-4-one | 3-[(4-isopropylpiperazin-1-yl)methyl]quinazolin-4-one | 286.37 |
| C15H9Cl2FN2O | 3-(2,4-dichlorophenyl)-2-(fluoromethyl)quinazolin-4-one | 4(3H)-Quinazolinone, 3-(2,4-dichlorophenyl)-2-(fluoromethyl)- | 323.10 |
| C19H21N3OS | 2-[2-(dimethylamino)ethylsulfanyl]-3-(p-tolyl)quinazolin-4-one | BRN 0696869 | 339.50 |
| C22H19N3O3 | 3-[N-[(2,4-dihydroxyphenyl)methyl]anilino]-2-methyl-quinazolin-4-one | 71476-98-7 | 373.40 |
| C27H17N3OS | 3-[2-(1,3-benzothiazol-2-yl)phenyl]-2-phenyl-quinazolin-4-one | 4(3H)-Quinazolinone, 3-(2-(2-benzothiazolyl)phenyl)-2-phenyl- | 431.50 |
| C18H16N2O2 | 2-acetonyl-3-(o-tolyl)quinazolin-4-one | 2-Acetonyl-3-o-tolyl-4(3H)-quinazolinone | 292.30 |
| C22H17N3O2 | 3-(o-tolyl)-2-[2-oxo-2-(3-pyridyl)ethyl]quinazolin-4-one | 73283-10-0 | 355.40 |