| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 4-羟基-2-甲基-6-氧代-5-苯基-1H-吡啶-3-羧酸乙酯 | 5-Ethoxycarbonyl-4-hydroxy-6-methyl-3-phenyl-2-pyridon | 76066-86-9 | C15H15NO4 |
| 4-羟基-2-甲基-5-喹啉羧酸 | 2-methyl-4-oxo-1,4-dihydroquinoline-6-carboxylic acid | 103853-88-9 | C11H9NO3 |
| 4-羟基-2-甲基-5-(1-甲基乙基)-苯磺酸 | thymol sulfonic acid | 96-68-4 | C10H14O4S |
| 4-羟基-2-甲基-4-苯基-1,2,3,4-四氢异喹啉 | 4-hydroxy-2-methyl-4-phenyl-1,2,3,4-tetrahydroisoquinoline | 113258-90-5 | C16H17NO |
| 4-羟基-2-甲基-4-三氟甲基-2-噻唑啉 | 4-Hydroxy-2-methyl-4-trifluoromethyl-2-thiazoline | 137953-58-3 | C5H6F3NOS |
| 4-羟基-2-甲基-3-氰基-6-氧-1,6-二氢吡啶 | 4-hydroxy-2-methyl-6-oxo-1,6-dihydropyridine-3-carbonitrile | 64169-92-2 | C7H6N2O2 |
| 4-羟基-2-甲基-2H-噻吩并[2,3-E]-1,2-噻嗪-3-甲酰胺1,1-二氧化物 | 4-Hydroxy-2-methyl-1,1-dioxothieno[2,3-e]thiazine-3-carboxamide | 105410-48-8 | C8H8N2O4S2 |
| 4-羟基-2-甲基-2H-吲唑-6-羧酸甲酯 | methyl 4-hydroxy-2-methyl-2H-indazole-6-carboxylate | 1245215-48-8 | C10H10N2O3 |
| 4-羟基-2-甲基-2H-1,4-苯并噻嗪-3(4H)-酮 1,1-二氧化物 | N-[[4-[(2-chlorophenyl)methoxy]-3-methoxy-phenyl]methylideneamino]-3-nitro-benzamide | 5522-01-0 | C22H18ClN3O5 |
| 4-羟基-2-甲基-2H-1,2-苯并噻嗪-3-甲酸异丙酯 1,1-二氧化物 | isopropyl 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide | 118854-48-1 | C13H15NO5S |
| 4-羟基-2-甲基-2H-1,2-苯并噻嗪-3-甲酸乙酯 1,1-二氧化物 | ethyl 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide | 24683-26-9 | C12H13NO5S |
| 4-羟基-2-甲基-2H-1,2-苯并噻嗪-3-甲酰胺 1,1-二氧化物; 吡罗昔康杂质 C | 4-hydroxy-2-methyl-2H-benzo[e][1,2]thiazine-3-carboxamide 1,1-dioxide | 24683-25-8 | C10H10N2O4S |
| 4-羟基-2-甲基-2,3-二氢-1H-吡咯-1,3-二甲酸 | 4-Hydroxy-2-methyl-2,3-dihydro-1H-pyrrole-1,3-dicarboxylic acid | 857207-74-0 | C7H9NO5 |
| 4-羟基-2-甲基-1,4-二氢-5-嘧啶羧酸 | 4-Hydroxy-2-methyl-1,4-dihydropyrimidine-5-carboxylic acid | 157335-90-5 | C6H8N2O3 |
| 4-羟基-2-甲基-1,3-环戊烷二酮 | 4-Hydroxy-2-methyl-cyclopentan-1,3-dion | 4800-04-8 | C6H8O3 |
| 4-羟基-2-环戊烯酮 | 4-Hydroxycyclopent-2-enone | 61305-27-9 | C5H6O2 |
| 4-羟基-2-氯苯氧乙酸 | (2-Chlor-4-hydroxy-phenoxy)-essigsaeure | 7417-87-0 | C8H7ClO4 |
| 4-羟基-2-氯苯乙酮 | 1-(2-chloro-4-hydroxyphenyl)ethan-1-one | 68301-59-7 | C8H7ClO2 |
| 4-羟基-2-氯苯乙酮 | 2-chloro-4-methoxyacetophenone | 41068-36-4 | C9H9ClO2 |
| 4-羟基-2-氯联苯 | 4-hydroxy-2-chlorobiphenyl | 23719-22-4 | C12H9ClO |
| 4-羟基-2-氯偶氮苯 | 4-hydroxy-2-chloroazobenzene | 6657-04-1 | C12H9ClN2O |
| 4-羟基-2-氨基苯并噻唑 | 2-amino-4-hydroxybenzothiazole | 7471-03-6 | C7H6N2OS |
| 4-羟基-2-氨基苯并噁唑 | 2-aminobenzo[d]oxazol-4-ol | 98549-92-9 | C7H6N2O2 |
| 4-羟基-2-氧杂螺[4.5]癸烷-3-酮 | 4-hydroxy-2-oxaspiro[4.5]decan-3-one | 100144-82-9 | C9H14O3 |
| 4-羟基-2-氧代戊酸 | 4-hydroxy-2-oxopentanoic acid | 3318-73-8 | C5H8O4 |
| 4-羟基-2-氧代哌啶-1-羧酸叔丁酯 | tert-butyl 4-hydroxy-2-oxopiperidine-1-carboxylate | 1245646-10-9 | C10H17NO4 |
| 4-羟基-2-氧代吡啶并[1,2-a]嘧啶-8-羧酸甲酯 | methyl 2-hydroxy-4-oxo-4H-pyrido[1,2-a]pyrimidine-8-carboxylate | 881997-01-9 | C10H8N2O4 |
| 4-羟基-2-氧代-丁醛 | 3-deoxytetrosone | 28119-61-1 | C4H6O3 |
| 4-羟基-2-氧代-N-丙基-1H-喹啉-3-甲酰胺 | 1H-4-hydroxy-2-oxo-1,2-dihydroquinoline-3-carboxylic acid propylamide | 128366-03-0 | C13H14N2O3 |
| 4-羟基-2-氧代-6-苯氧基-2H-吡喃-3-羧酸苯酯 | 4-hydroxy-2-oxo-6-phenoxy-2H-pyran-3-carboxylic acid phenyl ester | 101875-39-2 | C18H12O6 |
| 4-羟基-2-氧代-4-苯基-3-丁烯酸甲酯 | (Z)-methyl 4-hydroxy-2-oxo-4-phenylbut-3-enoate | 62072-06-4 | C11H10O4 |
| 4-羟基-2-氧代-2H-色烯-3-甲醛 | 4-hydroxycoumarin-3-carboxaldehyde | 51751-34-9 | C10H6O4 |
| 4-羟基-2-氧代-2H-色烯-3-甲腈 | 4-hydroxy-2-oxo-2H-chromene-3-carbonitrile | 10523-48-5 | C10H5NO3 |
| 4-羟基-2-氧代-2H-1-苯并吡喃-3-羧酸乙酯 | 3-ethoxycarbonyl-4-hydroxycoumarin | 1821-20-1 | C12H10O5 |
| 4-羟基-2-氧代-1H-喹啉-3-甲酰胺 | 4-hydroxy-2-oxo-1,2 dihydroquinoline-3-carboxamide | 139713-59-0 | C10H8N2O3 |
| 4-羟基-2-氧代-1-苯基喹啉-3-羧酸甲酯 | methyl 4-hydroxy-2(1H)-oxo-1-phenylquinoline-3-carboxylate | 770711-44-9 | C17H13NO4 |
| 4-羟基-2-氧代-1-苯基-1,2-二氢-1,8-萘啶-3-羧酸乙酯 | Ethyl 4-hydroxy-2-oxo-1-phenyl-1,2-dihydro-1,8-naphthyridine-3-carboxylate | 138305-20-1 | C17H14N2O4 |
| 4-羟基-2-氧代-1-吡咯烷乙酸乙酯 | ethyl (4-hydroxy-2-oxopyrrolidin-1-yl)acetate | 62613-81-4 | C8H13NO4 |
| 4-羟基-2-氧代-1-吡咯烷乙酸 | 4-hydroxy-2-oxo-1-pyrrolidinacetic acid | 77191-37-8 | C6H9NO4 |
| 4-羟基-2-氧代-1,2-二氢喹啉-3-羧酸[2-(2-羟基-乙氨基)-乙基]-胺 | 4-Hydroxy-N-(2-((2-hydroxyethyl)amino)ethyl)-2-oxo-1,2-dihydroquinoline-3-carboxamide | 436088-79-8 | C14H17N3O4 |
| 4-羟基-2-氧代-1,2-二氢-1,8-萘啶-3-羧酸乙酯 | ethyl 2,4-dihydroxy-1,8-naphthyridine-3-carboxylate | 1186189-28-5 | C11H10N2O4 |
| 4-羟基-2-戊酸苄酯 | benzyl 4-hydroxypent-2-ynoate | 882158-71-6 | C12H12O3 |
| 4-羟基-2-异丙基苯甲腈 | 4-hydroxy-2-isopropylbenzonitrile | 14114-32-0 | C10H11NO |
| 4-羟基-2-异丙基氨基-6-(三氟甲基)嘧啶 | 4-Hydroxy-2-(isopropylamino)-6-(trifluoromethyl)pyrimidine | 339011-06-2 | C8H10F3N3O |
| 4-羟基-2-异丙基喹唑啉 | 2-Isopropyl-3H-quinazolin-4-one | 13182-64-4 | C11H12N2O |
| 4-羟基-2-异丙基-5-甲基-二苯甲酮 | 4-hydroxy-2-isopropyl-5-methyl-benzophenone | 99821-75-7 | C17H18O2 |
| 4-羟基-2-己酸甲酯 | methyl 4-hydroxyhex-2-yneoate | 112780-04-8 | C7H10O3 |
| 4-羟基-2-巯基-5-甲基嘧啶 | 5-methyl-2-thiouracil | 636-26-0 | C5H6N2OS |
| 4-羟基-2-壬烯酸 | 4-hydroxy-2-nonenoic acid | 139398-43-9 | C9H16O3 |
| 4-羟基-2-噻唑基乙酸乙酯 | 2-ethoxycarbonylmethyl-4-hydroxythiazole | 79878-57-2 | C7H9NO3S |