| 1 | 110-14-5 | 丁二酰胺 | Succinamide | C4H8N2O2
| 酰胺;酰胺化合物;有机化工原料;有机胺类化合物 | |
| 2 | 1003-51-6 | 3-氨基-1-羟基吡咯烷-2-酮 | (+/-)-HA-966 | C4H8N2O2
| 标准品 | |
| 3 | 5426-52-8 | 丙酰基脲 | propionylurea | C4H8N2O2
| | |
| 4 | 123931-04-4 | R(+)-3-氨基-1-羟基-2-吡咯烷酮 | (R)-(+)-HA-966 | C4H8N2O2
| | |
| 5 | 95-45-4 | 二甲基乙二肟 | Dimethylglyoxime | C4H8N2O2
| 肟;原料;试剂;分析纯;有机化学;生化试剂;化工原料;有机砌块;通用试剂;化学试剂 | 试剂 |
| 6 | | Dimethyl Glyoxime | Dimethyl Glyoxime | C4H8N2O2
| | |
| 7 | 1113-63-9 | 2-甲基丙二酰胺 | 2-Methylmalonamide | C4H8N2O2
| 杂环 | |
| 8 | 615-35-0 | N,N-二甲基草酰胺 | N,N'-Dimethyloxamide | C4H8N2O2
| 氮化合物;有机化工 | |
| 9 | 3148-73-0 | 1,2-二乙酰基肼 | 1,2-Diacetylhydrazine | C4H8N2O2
| 酰肼;杂质对照品 | |
| 10 | 61578-30-1 | N-亚硝基吗啉-D4 | N-NitrosoMorpholine-d4 | C4H8N2O2
| | |
| 11 | 59-89-2 | N-亚硝基吗啉 | nitrosomorpholine isopac | C4H8N2O2
| 亚硝胺类;分析标准品;农业和环境标准品 | |
| 12 | 2620-63-5 | 醋谷胺 | N-alpha-acetylglycinamide | C4H8N2O2
| 医药原料药-科研原料 | 成品药 |
| 13 | 138169-33-2 | Urea, (2-oxopropyl)- (9CI) | Urea, (2-oxopropyl)- (9CI) | C4H8N2O2
| | |
| 14 | 138650-60-9 | 3-Aminooxetane-3-carboxamide | 3-Aminooxetane-3-carboxamide | C4H8N2O2
| | |
| 15 | 85502-23-4 | 3-(Methylnitrosamino)propanal | 3-(Methylnitrosamino)propanal | C4H8N2O2
| | |
| 16 | 40548-68-3 | N-NITROSOTETRAHYDRO-1,2-OXAZIN | N-NITROSOTETRAHYDRO-1,2-OXAZIN | C4H8N2O2
| | |
| 17 | 1190-92-7 | 1-二甲基氨基-2-硝基乙烯 | 1-Dimethylamino-2-nitroethylene | C4H8N2O2
| 烯 | |
| 18 | 71090-31-8 | N-Methyl-1-methyl-2-nitroenamine | N-Methyl-1-methyl-2-nitroenamine | C4H8N2O2
| | |
| 19 | 4938-92-5 | N-(2-甲酰胺基乙基)甲酰胺 | N,N'-(Ethane-1,2-diyl)diformamide | C4H8N2O2
| | |
| 20 | 54924-47-9 | 3-氨基-1,3-噁嗪烷-2-酮 | 3-Aminotetrahydro-1,3-oxazin-2-one | C4H8N2O2
| | |
| 21 | 80045-65-4 | 1-acetyl-2-methyl-2-formylhydrazine | 1-acetyl-2-methyl-2-formylhydrazine | C4H8N2O2
| | |
| 22 | 1618700-48-3 | (R)-吡唑烷-3-羧酸 | 3-Pyrazolidinecarboxylic acid, (3R)- | C4H8N2O2
| | |
| 23 | 70996-07-5 | (±)-3-氨基-1-羟基-2-吡咯烷酮 | (+/-)-3-AMINO-1-HYDROXY-2-PYRROLIDONE | C4H8N2O2
| | |
| 24 | 53605-85-9 | Butanoic acid, 3-oxo-, hydrazide (9CI) | Butanoic acid, 3-oxo-, hydrazide (9CI) | C4H8N2O2
| | |
| 25 | 1852-18-2 | 5-羟基四氢嘧啶-2(1H)-酮 | tetrahydro-5-hydroxy-1H-pyrimidin-2-one | C4H8N2O2
| | |
| 26 | 2248182-92-3 | (4R)-4-(hydroxymethyl)imidazolidin-2-one | (4R)-4-(hydroxymethyl)imidazolidin-2-one | C4H8N2O2
| | |
| 27 | 220812-09-9 | (3S,4R)-3-氨基-4-羟基吡咯烷-2-酮 | (3S,4R)-3-amino-4-hydroxypyrrolidin-2-one | C4H8N2O2
| | |
| 28 | 55984-51-5 | 2-Propanone, 1-(methylnitrosoamino)- (9CI) | 2-Propanone, 1-(methylnitrosoamino)- (9CI) | C4H8N2O2
| | |
| 29 | 220812-20-4 | (3R,4S)-3-氨基-4-羟基吡咯烷-2-酮 | 2-Pyrrolidinone, 3-amino-4-hydroxy-, (3R,4S)- | C4H8N2O2
| | |
| 30 | 6699-99-6 | Methanehydrazonic acid, N-formyl-, ethyl ester | Methanehydrazonic acid, N-formyl-, ethyl ester | C4H8N2O2
| | |
| 31 | 586964-59-2 | Propanimidamide, N-methyl-2-oxo-, N-oxide (9CI) | Propanimidamide, N-methyl-2-oxo-, N-oxide (9CI) | C4H8N2O2
| | |
| 32 | 138650-25-6 | 3-氨基氮杂环丁烷-3-羧酸 | 3-Aminoazetidine-3-carboxylic acid hydrochloride | C4H8N2O2
| | |
| 33 | 934174-96-6 | Cyclopropanecarboxylic acid, 1-hydroxy-, hydrazide | Cyclopropanecarboxylic acid, 1-hydroxy-, hydrazide | C4H8N2O2
| | |
| 34 | 138165-95-4 | | Formic acid, compd. with 3-aminopropanenitrile (1:1) | C4H8N2O2
| | |
| 35 | | N-NITROSOMORPHOLINE SOLUTION 100UG/ML IN METHANOL 5ML | N-NITROSOMORPHOLINE SOLUTION 100UG/ML IN METHANOL 5ML | C4H8N2O2
| | |
| 36 | | N-NITROSOMORPHOLINE SOLUTION 100UG/ML IN METHANOL 5X1ML | N-NITROSOMORPHOLINE SOLUTION 100UG/ML IN METHANOL 5X1ML | C4H8N2O2
| | |