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| 货号 (SKU) | 包装规格 | 是否现货 | 价格 | 数量 |
|---|---|---|---|---|
| D106283-25g |
25g |
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| D106283-50g |
50g |
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| D106283-100g |
100g |
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| D106283-250g |
250g |
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| D106283-500g |
500g |
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| D106283-2.5kg |
2.5kg |
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| 别名 | 1,3-二甲基巴比妥酸 | 1,3-二甲基-2,4,6(1H,3H,5H)-嘧啶三酮 |
|---|---|
| 英文别名 | 1,3-dimethylpyrimidine-2,4,6(1H,3H,5H)-trione | 1,3-dimethyl-1,3-diazinane-2,4,6-trione | N,N'-Dimethylbarbituric acid |
| 规格或纯度 | ≥99% |
| 英文名称 | 1,3-Dimethylbarbituric acid |
| 应用 | 1,3-二甲基巴比妥酸可用于以下研究: · 具有五个立体中心的异色烯嘧啶二酮衍生物的对映选择性合成,通过一锅式迈克尔-诺文葛尔缩合-反电子-需要杂-狄尔斯-阿尔德反应。 · 5-芳基-6-(烷基 - 或芳基 - 氨基)-1,3-二甲基呋喃[2,3-d]嘧啶衍生物的合成。 · 微波促进醇的间接官能化,通过使用顺序一锅式 Ir(III)/Pd(0) 催化过程的螺环化 |
| 运输条件 | 常规运输 |
| 产品介绍 |
1,3-二甲基巴比妥酸(1,3-二甲基-2,4,6(1H,3H,5H)-嘧啶三酮)是活性亚甲基化合物。它经历空心 Pd6 水溶性笼,与芘-1-甲醛,[{(tmen)Pd} 6(timb)4](NO3)12(tmen =N,N,N′,N′-四甲基乙二胺,timb = 1,3,5-tris (1-咪唑基)苯)催化的诺文葛尔缩合反应。它经过自分选的 Pd7 分子舟实验,其与各种芳香醛,具有内部纳米腔(催化剂)辅助的诺文葛尔缩合反应。它通过 1,3-二甲基脲、丙二酸和乙酸酐在乙酸中反应合成。它广泛用于合成各种合成中间体和杂环化合物1,3-二甲基巴比妥酸可用于以下研究: · 具有五个立体中心的异色烯嘧啶二酮衍生物的对映选择性合成,通过一锅式迈克尔-诺文葛尔缩合-反电子-需要杂-狄尔斯-阿尔德反应。 · 5-芳基-6-(烷基 - 或芳基 - 氨基)-1,3-二甲基呋喃[2,3-d]嘧啶衍生物的合成。 · 微波促进醇的间接官能化,通过使用顺序一锅式 Ir(III)/Pd(0) 催化过程的螺环化 1,3-Dimethylbarbituric acid (1,3-Dimethyl-2,4,6(1H,3H,5H)-pyrimidinetrione) is an active methylene compound. It undergoes hollow Pd6 water-soluble cage, [{(tmen)Pd}6(timb)4](NO3)12 (tmen= N,N,N′,N′-tetramethylethylenediamine, timb=1,3,5-tris(1-imidazolyl)benzene)-catalyzed Knoevenagel condensation reaction with pyrene-1-carboxaldehyde.It undergoes self-sorted Pd7 molecular boat having an internal nanocavity (catalyst)-assisted Knoevenagel condensation reaction with various aromatic aldehydes. It has been synthesized by reacting 1,3-dimethylurea, malonic acid and acetic anhydride in acetic acid. It is widely used for the synthesis of various synthetic intermediates and heterocyclic compounds |
| 纯度 | ≥99% |
| PubChem SID | 488184418 |
|---|---|
| EC号 | 212-211-7 |
| 分子类型 | 小分子 |
| IIUPAC Name | 1,3-dimethyl-1,3-diazinane-2,4,6-trione |
| INCHI | 1S/C6H8N2O3/c1-7-4(9)3-5(10)8(2)6(7)11/h3H2,1-2H3 |
| InChi Key | VVSASNKOFCZVES-UHFFFAOYSA-N |
| Smiles | CN1C(=O)CC(=O)N(C1=O)C |
| Isomeric SMILES | CN1C(=O)CC(=O)N(C1=O)C |
| 分子量 | 156.14 |
| Beilstein号 | 139810 |
| Reaxy-Rn | 139810 |
| Reaxys-RN link address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=139810&ln= |
| 溶解性 | hot water: soluble 0.5 g/10 mL, clear, colorless to faintly yellow |
|---|---|
| 密度 | 1.322 |
| 熔点 | 121-123°C |
| 分子量 | 156.140 g/mol |
| XLogP3 | -0.800 |
| 氢键供体数Hydrogen Bond Donor Count | 0 |
| 氢键受体数Hydrogen Bond Acceptor Count | 3 |
| 可旋转键计数Rotatable Bond Count | 0 |
| 精确质量Exact Mass | 156.053 Da |
| 单同位素质量Monoisotopic Mass | 156.053 Da |
| 拓扑极表面积Topological Polar Surface Area | 57.700 Ų |
| 重原子数Heavy Atom Count | 11 |
| 形式电荷Formal Charge | 0 |
| 复杂度Complexity | 214.000 |
| 同位素原子数Isotope Atom Count | 0 |
| 定义的原子立体中心计数Defined Atom Stereocenter Count | 0 |
| 未定义的原子立体中心计数Undefined Atom Stereocenter Count | 0 |
| 定义的键立体中心计数Defined Bond Stereocenter Count | 0 |
| 未定义的键立体中心计数Undefined Bond Stereocenter Count | 0 |
| 所有立体化学键的总数The total count of all stereochemical bonds | 0 |
| 共价键合单元计数Covalently-Bonded Unit Count | 1 |
| 象形图 | GHS05, GHS07 |
|---|---|
| 信号词 | 危险 |
| 危险声明 |
H302: 吞食有害 H318: 造成严重的眼睛损伤 |
| 预防措施声明 |
P264: 处理后要彻底洗手。 P270: 使用本产品时,请勿进食、饮水或吸烟。 P280: 戴防护手套/穿防护服/戴防护眼罩/戴防护面具。 P330: 漱口 P501: 将内容物/容器处理到。。。 P264+P265: 处理后彻底洗手[和…]。不要触摸眼睛。 P301+P317: 如果被吞咽:请寻求医疗帮助。 P305+P354+P338: 如果进入眼睛:立即用水冲洗几分钟。取下隐形眼镜(如果有的话),并且操作简单。继续冲洗。 P317: 寻求紧急医疗救助。 |
| WGK Germany | 3 |
| 个人防护装备 | dust mask type N95 (US),Eyeshields,Gloves |
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