| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 4-羟基-2-甲基氨基噻唑-5-羧酸乙酯 | Ethyl 4-hydroxy-2-methylaminothiazole-5-carboxylate | 914347-44-7 | C7H10N2O3S |
| 4-羟基-2-甲基四氢-2H-吡喃-4-羧酸 | 4-Hydroxy-2-methyloxane-4-carboxylic acid | 90271-26-4 | C7H12O4 |
| 4-羟基-2-甲基噻唑-5-甲酸甲酯 | ethyl-4-hydroxy-2-methylthiazole-5-carboxylate | 20737-48-8 | C7H9NO3S |
| 4-羟基-2-甲基噻吩[2,3-D]嘧啶 | 2-methylthieno[2,3-d]pyrimidin-4-ol | 21582-51-4 | C7H6N2OS |
| 4-羟基-2-甲基噻吩-3-羧酸甲酯 | methyl 4-hydroxy-2-methylthiophene-3-carboxylate | 65369-28-0 | C7H8O3S |
| 4-羟基-2-甲基噻吩-3-羧酸乙酯 | 4-hydroxy-2-methyl-thiophene-3-carboxylic acid ethyl ester | 2158-82-9 | C8H10O3S |
| 4-羟基-2-甲基嘧啶-5-羧酸 | 5-Carboxy-4-hydroxy-2-methyl-pyrimidin | 18529-69-6 | C6H6N2O3 |
| 4-羟基-2-甲基喹啉-7-羧酸 | 4-Hydroxy-2-methylquinoline-7-carboxylic acid | 950236-91-6 | C11H9NO3 |
| 4-羟基-2-甲基喹啉 | 4-hydroxy-2-methylquinoline | 607-67-0 | C10H9NO |
| 4-羟基-2-甲基吲哚 | 4-hydroxy-2-methyl-1H-indole | 35320-67-3 | C9H9NO |
| 4-羟基-2-甲基吡啶 | 2-methylpyridin-4-ol | 18615-86-6 | C6H7NO |
| 4-羟基-2-甲基-6-苯甲基呋喃羧酸乙酯 | methyl 4-hydroxy-2-methylbenzofuran-6-carboxylate | 314725-17-2 | C11H10O4 |
| 4-羟基-2-甲基-6-苯基己内酯 | 2-methyl-6-phenyl-4-hexanolide | 102519-57-3 | C13H16O2 |
| 4-羟基-2-甲基-6-苯基喹啉 | 2-methyl-6-phenyl-quinolin-4-ol | 500584-70-3 | C16H13NO |
| 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-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-1,2-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-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-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-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-1,2-二氢喹啉-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-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-巯基-5-甲基嘧啶 | 5-methyl-2-thiouracil | 636-26-0 | C5H6N2OS |
| 4-羟基-2-噻唑基乙酸乙酯 | 2-ethoxycarbonylmethyl-4-hydroxythiazole | 79878-57-2 | C7H9NO3S |
| 4-羟基-2-噻吩羧酸 | 4-hydroxythiophene-2-carboxylic acid | 40748-90-1 | C5H4O3S |
| 4-羟基-2-噻吩乙酰胺 | 2-(4-Hydroxy-thiazol-2-yl)-acetamide | 87947-94-2 | C5H6N2O2S |
| 4-羟基-2-哌啶酮 | 4-hydroxypiperidin-2-one | 476014-76-3 | C5H9NO2 |
| 4-羟基-2-吡啶羧酸乙酯 | ethyl 4-hydroxypicolinate | 53764-72-0 | C8H9NO3 |
| 4-羟基-2-吡啶甲酸甲酯 | methyl 4-hydroxypicolinate | 473269-77-1 | C7H7NO3 |
| 4-羟基-2-吡咯烷酮 | 4-hydroxy-2-oxopyrrolidine | 25747-41-5 | C4H7NO2 |
| 4-羟基-2-吗啉嘧啶-5-羧酸乙酯 | 4-Hydroxy-2-morpholino-pyrimidin-5-carbonsaeure-ethylester | 25693-41-8 | C11H15N3O4 |
| 4-羟基-2-乙基喹啉羧酸酯 | ethyl 4-hydroxyquinoline-2-carboxylate | 24782-43-2 | C12H11NO3 |